Hydrocarbon Wax Patents (Class 524/487)
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Publication number: 20020128367Abstract: An aqueous composition is provided containing a first polymer including at least one C12 to C40 alkyl ester of (meth)acrylic acid, as polymerized units; at least one wax, at least one pigment, and optionally, at least one second polymer, wherein the sum of the first polymer and the second polymer is at least 10 weight %, based on weight of the aqueous composition; wherein the weight ratio of the first polymer to the second polymer is at least 1:4; and wherein the first polymer and the second polymer have a combined glass transition temperature in the range of −5 to 20° C. As provided is a method of treating a wood surface with the aqueous composition. The aqueous composition provides wood with resistance to water wetting and penetration of water and is suitable as a semi-transparent stain for wood.Type: ApplicationFiled: January 4, 2002Publication date: September 12, 2002Inventors: George Irwin Daisey, Willie Lau
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Publication number: 20020128362Abstract: Various monofilament dental tapes with substantive coatings including: solutions of block copolymers and non-ionic surfactants, melt emulsions of waxes emulsified in surfactants and inverse melt emulsions of surfactants emulsified in a continuous wax phase, and their methods of manufacture are described.Type: ApplicationFiled: August 23, 2001Publication date: September 12, 2002Inventors: Ira D. Hill, Dale G. Brown
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Publication number: 20020120032Abstract: v mouldable mass of a hypoallergenic, substantially non-memory putty-like adhesive for use in connection with an ostomy appliance, said mass comprising: a) 1 to 20% by weight of a blockcopolymer having a major content of di-block copolymer, b) 5 to 60% by weight of a tackifying liquid constituent, and c) 1 to 10 % weight of a waxy constituent has superior quality with respect to cohesion, gives the mass resistance against erosion and at the same time enables the removal of the mass as an integrated unit without leaving residues at the skin.Type: ApplicationFiled: June 22, 1998Publication date: August 29, 2002Inventors: LAILA BUSK GOTHJAELPSEN, DANUTA CIOK
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Publication number: 20020115744Abstract: Hot melt adhesive compositions suitable for a variety of applications, especially in nonwoven disposable articles, are prepared by blending various adhesive components with a bacteriostat. The bacteriostat is incorporated into the adhesive compositions in sufficient amounts to inhibit the growth of various microorganisms, particularly bacteria. The preferred bacteriostat is triclosan in amounts of 0.01% to 5% by weight.Type: ApplicationFiled: December 7, 2000Publication date: August 22, 2002Inventors: Lacretia Svenningsen, Diane Strelow, Mark Alper, Marihelen Hoppa-Willbrandt
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Patent number: 6433063Abstract: Directly paintable polymer compositions contain (1) a thermoplastic olefin, (2) a propylene homopolymer or propylene copolymer with ethylene or a C4-8 &agr;-olefin, grafted with an anhydride of an aliphatic &agr;,&bgr;-unsaturated dicarboxylic acid, (3) an oxidized polyethylene wax having a melting point of less than 116° C. and an acid number of less than 40, (4) a functionalized polymer that reacts with the anhydride groups of the grafted polymers, (5) an epichlorohydrin rubber and, optionally, (6) a polyolefin rubber grafted with an anhydride of an aliphatic &agr;,&bgr;-unsaturated dicarboxylic acid, (7) an ethylene polymer grafted with an anhydride of an aliphatic &agr;,&bgr;-unsaturated dicarboxylic acid, (8) a thermoplastic resin, and (9) an organic sulfonic acid salt of a group I or II metal, or mixtures thereof, the compositions are particularly suitable for electrostatic painting.Type: GrantFiled: June 30, 2000Date of Patent: August 13, 2002Assignee: Basell Technology Company BVInventor: Dominic A. Berta
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Patent number: 6420475Abstract: Novel crystal gels and articles are formed from one or more copolymers having at least one crystalline poly(ethylene) components and high levels of a plasticizer, said midblock segment having an amount of crystallinity sufficient to achieve improvements in one or more physical properties including improved crack propagation resistance, improved tear resistance, improved resistance to fatigue and resistance to catastrophic failure not obtainable in amorphous gels.Type: GrantFiled: March 28, 1999Date of Patent: July 16, 2002Assignee: Applied Elastomerics, Inc.Inventor: John Y. Chen
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Patent number: 6417282Abstract: The invention provides a golf ball cover stock based on a heated mixture of (a) an ionomer resin, (b) polyethylene, and (c) an epoxy group-modified polyolefin or (d) a low molecular weight polyethylene wax. Component (c) or (d) improves the dispersion of polyethylene in the ionomer resin so that a larger amount of polyethylene may be blended in micro-dispersion form. A golf ball having a cover made of the cover stock is durable and wear resistant and offers a good feel when hit.Type: GrantFiled: April 17, 2001Date of Patent: July 9, 2002Assignee: Bridgestone Sports Co., Ltd.Inventors: Rinya Takesue, Yasushi Ichikawa, Shunichi Kashiwagi
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Patent number: 6414083Abstract: A dispersion has particles dispersed in a continuous aqueous dispersion medium. The particles, preferably no more than about 2 micrometers in size, are formed of a mixture of styrene-ethylene/butylene-styrene (S-EB-S) block copolymer having end blocks each with a weight average molecular weight of more than about 15,000 Daltons and an oil such as a mineral oil. The dispersion medium is a mixture of water and a surfactant. Articles are prepared by dipping a form into the dispersion and withdrawing the form to leave a film of the dispersion on the form. The water is evaporated from the film, leaving a coherent extensible film on the form.Type: GrantFiled: September 11, 2001Date of Patent: July 2, 2002Assignee: Tactyl Technologies, Inc.Inventor: Sebastian Plamthottam
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Publication number: 20020082375Abstract: A continuous bulk polymerization and esterification process includes continuously charging into a reaction zone at least one ethylenically unsaturated acid-functional monomer and at least one linear or branched chain alkanol having greater than 11 carbon atoms. The process includes maintaining a flow rate through the reaction zone sufficient to provide an average residence time of less than 60 minutes and maintaining a temperature in the reaction zone sufficient to produce a polymeric product incorporating at least some of the alkanol as an ester of the polymerized ethylenically unsaturated acid-functional monomer. The polymeric product is used in various processes to produce water-based compositions including emulsions and dispersions such as oil emulsions, wax dispersions, pigment dispersions, surfactants and coatings which contain the polymeric product.Type: ApplicationFiled: October 29, 2001Publication date: June 27, 2002Inventors: Kevin M. Andrist, John E. Blasko, Glenn C. Calhoun, Frederick C. Hansen, Dean R. Hellwig, Kurt A. Hessenius, Steven M. Hurley, D. Sunil Jayasuriya, Matthew G. Lee, Stephen J. Maccani, H. Thomas Mills, Gregory R. Peterson, Paul E. Sandvick, Dennis M. Wilson, John P. Wiruth
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Patent number: 6407160Abstract: The present invention relates to a polymer particle having a wax phase and a second phase. The wax phase includes a wax having a melting point of greater than 30° C. and comprising greater than 80% by weight of the wax phase. The second phase, free of ionic charge groups, includes a mono-alpha, beta-ethylenically unsaturated monomer free of ionic charge groups capable of addition polymerization to form a water soluble homopolymer including from 1 to 40% by weight of the second phase and a mono-alpha, beta-ethylenically unsaturated monomer capable of addition polymerization to form a water insoluble homopolymer.Type: GrantFiled: December 28, 1998Date of Patent: June 18, 2002Assignee: Eastman Kodak CompanyInventors: Yongcai Wang, James L. Bello, Janglin Chen, Dwight W. Schwark
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Publication number: 20020065352Abstract: Hydrocarbon-soluble drag-reducing polymer mixtures and suspensions thereof are described, along with processes for manufacturing both drag-reducing polymer mixtures and suspensions. The drag-reducing polymer mixtures are easily transportable, non-hazardous, easily handled, provide excellent drag-reducing properties, and most, if not all, solids in the drag-reducing polymer mixtures and suspensions impart drag-reducing effects. The drag-reducing polymer mixtures are manufactured by mixing ultra-high molecular weight soft-polymer with ultra-high molecular weight hard-polymer and grinding them below the minimum glass transition temperature. Drag-reducing polymer suspensions may be produced by mixing the above-described drag-reducing polymer mixture with a suspending fluid.Type: ApplicationFiled: July 25, 2001Publication date: May 30, 2002Inventors: Ray L. Johnston, Stuart N. Milligan, Kenneth W. Smith
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Patent number: 6395811Abstract: A component to control the viscosity of phase change material formulations is made by reacting selected nucleophiles, including fatty acid/alcohol reactants with an isocyanate, is disclosed. The addition of the isocyanate and the different nucleophiles will create a viscosity modifying component of low viscosity that can be formulated with higher molecular weight polyamide resins to achieve increased toughness in phase change solid imaging materials and carrier compositions used to make phase change ink jet inks.Type: GrantFiled: April 11, 2000Date of Patent: May 28, 2002Assignee: 3D Systems, Inc.Inventors: My T. Nguyen, Vu Doan, Kelly Kwo, Loc V. Bui
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Publication number: 20020055561Abstract: Uses of syndiotactic/atactic block polypropylene are provided in which the molecular weight thereof is preferably at least 120 kD. The syndiotactic/atactic block polypropylene may be used as a polypropylene modifier, a component in an adhesive composition, a shock absorber component, a waterproof membrane component, a packaging film or component thereof, a shapable composition component, and an acoustic absorbent material component, a composition for moulding into a footwear component, a bitumen modifier, a compatibiliser, an emulgator or an emulsifier, as a viscosity improver, and as a spilled oil absorber.Type: ApplicationFiled: October 9, 2001Publication date: May 9, 2002Inventors: Bernard Haveaux, Thierry Coupin
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Publication number: 20020042463Abstract: The present invention provides a process for preparing a stable dispersion of a preformed polymer in a polyol in a single mixer. A preformed polymer is mixed under sufficient heat and shear to reduce its particle size to a desired size in the presence of a polyol. The present invention also provides stable dispersions of polymers in polyols and polyurethane formulations containing stable dispersions made by the process of the present invention.Type: ApplicationFiled: September 10, 2001Publication date: April 11, 2002Inventors: Richard A. Lundgard, James E. Pate, James J. Jakubowski, Robert A. Kirchhoff, Ralph D. Priester, Werner A. Lidy
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Publication number: 20020042464Abstract: Chlorinated olefin elastomers prepared from olefin polymer base resins having I10 values of 0.05-0.8 dg/minute are blended with curative and at least 300 phr of an additive package to form a curable composition having excellent properties. Cured compositions provide superior insulating layers for wire and cable applications.Type: ApplicationFiled: July 11, 2001Publication date: April 11, 2002Inventors: James R. Barclay, Raymond L. Laakso, Jeff M. Savoie, Larry B. White
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Patent number: 6348527Abstract: Provided are a thermoplastic resin composition comprising a polycarbonate resin, and its injection moldings. The composition has good moldability, and its injection moldings have the advantages of high impact resistance, good mechanical strength, and good mold releasability. The composition is well moldable into thin-walled and complicated moldings through injection molding, and the productivity of the moldings is high. The composition comprises 100 parts by weight of a resin mixture of (A) from 30 to 99% by weight of a polycarbonate resin and (B) from 1 to 70% by weight of a styrenic resin, and from 0.1 to 5 parts by weight of (C) an ester of pentaerythritol and a saturated aliphatic carboxylic acid. The composition preferably contains a flame retardant, especially a halogen-free phosphate, still having good moldability, and its injection moldings have the advantages of safety, flame retardancy, high impact resistance and good mechanical strength.Type: GrantFiled: July 22, 1999Date of Patent: February 19, 2002Assignee: Idemitsu Petrochemical Co., Ltd.Inventor: Akio Nodera
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Publication number: 20020016402Abstract: A moistureproof hot melt composition comprising polyethylene and/or polypropylene (A) and a tackifier resin (B), component (A), component (B) and wax (C), an ethylene-vinyl acetate copolymer (D) and component (B), or component (D), component (B) and component (C); and moistureproof paper excellent in moistureproof properties and recyclability, low in cost and excellent in productivity, which paper is coated with the above composition.Type: ApplicationFiled: May 24, 2001Publication date: February 7, 2002Applicant: YASUHARA CHEMICAL CO. LTDInventors: Tatsuhiro Kuno, Takaichiro Shimokado, Yoshitada Nishikiori
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Publication number: 20020013416Abstract: The present invention provides a mineral filled thermoplastic olefin (MFTPO) composition comprising a polymer mixture, a mineral and a flexural modulus modifying agent and/or a heat deflection temperature modifying agent, and a method for producing the same. The flexural modulus modifying agent and/or a heat deflection temperature modifying agent significantly increases the flexural modulus and/or a heat deflection temperature of the MFTPO without substantially affecting the falling weight impact resistance of the MFTPO relative to a similar MFTPO composition which lacks the flexural modulus modifying agent and/or a heat deflection temperature modifying agent.Type: ApplicationFiled: June 14, 2001Publication date: January 31, 2002Inventor: Oscar French Noel
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Patent number: 6331581Abstract: This invention provides a method for color matching of a thermosetting powder coating composition, the method comprising the steps of: dryblending two or more kinds of starting colored thermosetting powder coating compositions of different colors having an average particle size of 10 &mgr;m or less to achieve color matching, and granulating the dryblend to a particle size in the range which is suitable for coating, by adding at least one binder selected from the group consisting of an aqueous solution of polyethylene glycol and an aqueous dispersion of paraffin wax; and a production process therefor. According to the present invention, color matching can be easily made, and a film of the obtained color-matched powder coating composition is excellent in finished appearance and outstanding in properties.Type: GrantFiled: December 22, 1999Date of Patent: December 18, 2001Assignee: Kansai Paint Co., Ltd.Inventors: Kazuhiko Ohnishi, Hidefumi Takanashi, Yugen Kawamoto
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Patent number: 6329468Abstract: A flexible polyolefin-based hot melt adhesive composition having a variety of end uses, particularly in bonding polyethylene and polypropylene films, nonwoven fabrics and elastic attachment applications in nonwoven disposable articles. The composition includes a flexible polyolefin polymer or a blend of flexible polyolefin polymers, a tackifier resin, a plasticizer, and optionally a wax and a stabilizer. The preferred flexible polyolefin polymer has a melt flow rate greater than 5 g/10 min. and a density between 0.86 to 0.90 g/cm3. The hot melt adhesive composition provides a novel combination of desirable properties including good adhesion to a variety of substrates, low viscosity, good heat stability and oil resistance. The adhesive can be applied using common application techniques such as extruding or spraying.Type: GrantFiled: January 21, 2000Date of Patent: December 11, 2001Assignee: Bostik Findley, Inc.Inventor: Baoyu Wang
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Patent number: 6326429Abstract: Wax compositions that are useful, amongst other things, for forming investment casting patterns are described. One embodiment of the wax composition comprises: (a) pattern wax; and (b) from about 1% to about 85% by weight of a polymeric organic carbonate filler material. Examples of particular polymeric organic carbonate filler materials include, without limitation, polyethylene carbonate, polypropylene carbonate, poly(cyclohexane carbonate), poly(cyclohexane propylene carbonate), and mixtures thereof. Crosslinking the organic portion of the polymeric organic carbonate filler material can substantially reduce its thermal expansion. The wax compositions generally include other materials commonly used to form wax compositions. Such materials include waxes and resinous materials, conventional fillers, ultra-violet curable monomers, plasticizers, lubricants, and mixtures thereof.Type: GrantFiled: August 4, 1999Date of Patent: December 4, 2001Assignee: PCC Structurals, Inc.Inventors: David Howard Sturgis, Mehrdad Yasrebi, Karl Milton Taft, III, Michael Gerald Sorbel
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Patent number: 6319599Abstract: An apparatus and method for metabolic cooling and insulation of a user in a cold environment. In its preferred embodiment the apparatus is a highly flexible composite material having a flexible matrix containing a phase change thermal storage material. The apparatus can be made to heat or cool the body or to act as a thermal buffer to protect the wearer from changing environmental conditions. The apparatus may also include an external thermal insulation layer and/or an internal thermal control layer to regulate the rate of heat exchange between the composite and the skin of the wearer.Type: GrantFiled: March 2, 1998Date of Patent: November 20, 2001Inventor: Theresa M. Buckley
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Patent number: 6319979Abstract: Disclosed are packages, cartons, cases, and trays comprising a hot melt adhesive, in turn comprising at least one first homogenous linear or substantially linear ethylene polymer having a particular density and melt viscosity at 350° F. (177° C.), up to 60 weight percent wax and up to 40 weight percent tackifier. In particular, disclosed are packages, cartons, cases, and trays comprising a hot melt adhesive characterized by: a) at least one homogeneous linear or substantially linear interpolymer of ethylene with at least one C3-C20 &agr;-olefin interpolymer having a density from 0.850 g/cm3 to 0.895 g/cm3; and b) up to 60 weight percent of at least one tackifying resin; and c) up to 40 weight percent of at least one wax, wherein the hot melt adhesive has a viscosity of less than about 5000 cPs (50 grams/(cm.second)) at 150° C.Type: GrantFiled: February 2, 2000Date of Patent: November 20, 2001Assignees: The Dow Chemical Company, H. B. Fuller Licensing & Financing, Inc.Inventors: Robert A. Dubois, Cynthia L. Rickey, Steven W. Albrecht, Thomas F. Kauffman, Beth M. Eichler, Maynard Lawrence, Thomas H. Quinn
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Patent number: 6312804Abstract: A process of producing a vinyl chloride fiber with a small fineness having seven-tenth to half of the full luster surface and feel remarkably similar to human hair is provided. The process provides the vinyl chloride fiber comprising a vinyl chloride resin composition obtained by formulating (a) 1-35 parts by weight of ethylene-vinyl acetate resin, (b) 0.2-5.0 parts by weight of thermal stabilizer, and (c) 0.2-5.0 parts by weight of lubricant to 100 parts of a vinyl chloride mixture consisting of 100-60% by weight of a vinyl chloride resin and 0-40% by weight of chlorinated vinyl chloride resin. The process also provides the vinyl chloride fiber obtained by melt spinning the resin composition described above. The vinyl chloride fiber is useful for an artificial hair fiber for the decoration of hair or a doll's hair fiber such as a doll hair.Type: GrantFiled: November 6, 1998Date of Patent: November 6, 2001Assignee: Kaneka CorporationInventors: Kazumasa Yamane, Hiroshi Yokoyama, Yuji Kubo, Ikuo Okino
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Patent number: 6306940Abstract: Colorant concentrates made from free-flowing polyoxymethylene copolymer as carrier, 15-80% by weight of colorant, 2-15% by weight of nitrogen-containing stabilizer and 0-15% by weight of dispersion aid for coloring pellets or molding compositions made from polyoxymethylene (POM) and for producing colored injection moldings or colored POM extrudates. The products produced with this colorant preparation are particularly stable during processing and have very low formaldehyde emissions.Type: GrantFiled: July 25, 2000Date of Patent: October 23, 2001Assignee: Ticona GmbHInventors: Stefan Disch, Peter Eckardt, Michael Hoffmockel, Karl-Friedrich Mück, Gerhard Reuschel
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Patent number: 6300404Abstract: A curable polymer composition comprising (a) an oxyalkylene polymer having a silicon-containing group which has a hydroxyl or hydrolyzable group bonded to the silicon atom and can be crosslinked through a silanol condensation reaction, and (b) a paraffinic hydrocarbon, which composition provides a cured material having improved tack which remains on the surface of the cured material.Type: GrantFiled: December 23, 1998Date of Patent: October 9, 2001Assignee: Kanegafuchi Chemical Industry Co. Ltd.Inventors: Keiko Nishimura, Masaaki Azuma, Kazumasa Hashimoto, Fumio Kawakubo
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Patent number: 6300398Abstract: The subject invention is directed to polymer compositions which comprise a homogeneous ethylene/&agr;-olefin interpolymer, a wax and a nucleating agent, wherein the nucleating agent is provided in an effective amount such that the percent elongation at break of the polymer composition is at least about fifty percent greater than the percent elongation at break of a comparative composition which lacks the nucleating agent. The polymer compositions of the invention will find utility in applications r equiring high elongation at break, while maintaining a high onset of crystallization temperature, such as in the high-speed coating of fabrics, carpet backing, floor tile and sheeting, and adhesives.Type: GrantFiled: April 14, 1998Date of Patent: October 9, 2001Assignee: The Dow Chemical CompanyInventors: Gary Lee Jialanella, Thomas J. McKeand, Jr., Kalyan Sehanobish
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Patent number: 6297309Abstract: The present invention relates to a pressure-sensitive hot-melt adhesive composition characterized in that it includes a) at least one ethylene-alkyl acrylate copolymer, b) a tackifying resin and c) optionally a diluent and/or a stabilizer and/or a wax. Such a composition may be employed advantageously in the field of hygiene, especially for the adhesive bonding of disposable nappies and of catamenial liners.Type: GrantFiled: October 2, 1998Date of Patent: October 2, 2001Assignee: Elf Atochem S.A.Inventors: Francois Bauduin, Thierry Dreyfus, Catherine Godec
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Patent number: 6287405Abstract: There is disclosed a method and composition for cosmetically repairing a surface void in polyolefin objects. The method involves inserting a repair composition into the void and then applying heat thereto to fuse the repair composition with a surrounding portion of the polyolefin object. The repair composition is a physical mixture of a thermoplastic powder, a resin binder, and a solvent, having a paste-like consistency. The repair composition may be neutral in color, or may contain a colorant to closely match the underlying object. The heating step can be performed with an open flame or with a heat gun.Type: GrantFiled: February 23, 1999Date of Patent: September 11, 2001Inventors: Michael J. Stevenson, Robert A. Reeves, Matthew Stevenson
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Patent number: 6268415Abstract: Adhesive compositions are rendered stable against degradation caused by ultraviolet light through the incorporation of a highly soluble, photostable benzotriazole UV absorber which is substituted in the ortho position of the hydroxyphenyl ring by &agr;-cumyl or phenyl. Examples of such compounds are 2-(2-hydroxy-3-&agr;-cumyl-5-tert-octylphenyl)-2H-benzotriazole, 5-chloro-2-(2-hydroxy-3-&agr;-cumyl-5-tert-octylphenyl)-2H-benzotriazole, 5-fluoro-2-(2-hydroxy-3-&agr;-cumyl-5-tert-octylphenyl)-2H-benzotriazole, 2-(2-hydroxy-3-&agr;-cumyl-5-tert-butylphenyl)-2H-benzotriazole, 5-chloro-2-(2-hydroxy-3-&agr;-cumyl-5-tert-butylphenyl)-2H-benzotriazole and 5-fluoro-2-(2-hydroxy-3-&agr;-cumyl-5-tert-butylphenyl)-2H-benzotriazole. These compounds exhibit excellent photostability and are highly soluble in adhesive formulations.Type: GrantFiled: May 3, 1999Date of Patent: July 31, 2001Assignee: Ciba Specialty Chemicals CorporationInventors: Walter Renz, Joseph Suhadolnik, Mervin Gale Wood, Jr., Ramanathan Ravichandran, Revathi Iyengar, Luther A. R. Hall
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Patent number: 6258882Abstract: Polish formulations are provided which comprise: a) an aliphatic hydrocarbon solvent comprising 0-10% aromatic hydrocarbons; b) an acrylic resin; and c) a wax product that is thermoplastic, transparent, a solid at room temperature and has a melting/softening point of about 60° to about 90° C.; wherein wt:wt ratio of said acrylic resin and wax is about 1:3 to about 1:8 and the wt:wt ratio of said resin and wax to said solvent is about 1:1 to about 1:9. The formulations function as surface polishes that can be used on any hard surface including wood, metal, stone, and other non-porous surfaces.Type: GrantFiled: December 23, 1998Date of Patent: July 10, 2001Assignee: The Smithsonian InstitutionInventor: Melvin Joseph Wachowiak, Jr.
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Publication number: 20010003763Abstract: A curable polymer composition comprising (a) an oxyalkylene polymer having a silicon-containing group which has a hydroxyl or hydrolyzable group bonded to the silicon atom and can be crosslinked through a silanol condensation reaction, and (b) a paraffinic hydrocarbon, which composition provides a cured material having improved tack which remains on the surface of the cured material.Type: ApplicationFiled: December 28, 1998Publication date: June 14, 2001Inventors: KEIKO NISHIMURA, MASAAKI AZUMA, KAZUMASA HASHIMOTO, FUMIO KAWAKUBO
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Patent number: 6239208Abstract: The present invention relates to a flame retardant hot melt composition comprising from about 10% to about 60% by weight of the adhesive of at least one copolymer of ethylene, from about 10% to about 70% by weight of the adhesive of a flame retarding hydrated inorganic compound and from about 5% to about 35% by weight of at least one wax component.Type: GrantFiled: November 30, 1998Date of Patent: May 29, 2001Assignee: H. B. Fuller Licensing & Financing, Inc.Inventors: Kristine D. Halloran, Cheryl Y. Chase
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Patent number: 6228926Abstract: A coating composition comprising a colloid of a thermoplastic, elastomeric polyurethane and a wax dispersible in water is applied to the surface of a substrate, drying rapidly to form a tough, durable, protective film bonded firmly to the surface.Type: GrantFiled: December 13, 1999Date of Patent: May 8, 2001Inventor: Harvey J. Golumbic
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Publication number: 20010000517Abstract: A coating composition for fabrics includes wetted microspheres containing a phase change material dispersed throughout a polymer binder, a surfactant, a dispersant, an antifoam agent and a thickener. Preferred phase change materials include paraffinic hydrocarbons. The microspheres may be microencapsulated. To prepare the coating composition, microspheres containing phase change material are wetted and dispersed in a dispersion in a water solution containing a surfactant, a dispersant, an antifoam agent and a polymer mixture. The coating is then applied to a fabric.Type: ApplicationFiled: December 11, 2000Publication date: April 26, 2001Applicant: Gateway Technologies, Inc.Inventors: Joseph L. Zuckerman, Robert J. Pushaw, Bernard T. Perry, Daniel M. Wyner
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Patent number: 6218457Abstract: A polybutylene based hot melt adhesive composition having a variety of end uses, particularly in construction and elastic attachment applications for nonwoven articles such as disposable diapers. Unlike typical hot melt adhesives, the present composition can withstand high peel and shear loads at elevated temperatures for extended periods of time without experiencing catastrophic bond failure. The composition includes polybutylene polymer or a mixture of polybutylene and polyolefin polymers, and a stabilizer, with the remaining ingredients chosen from one or more of a polyolefin polymer, a tackifier resin, a plasticizer, or a wax. The hot melt adhesive composition can be applied using common application techniques such as extruding or spraying.Type: GrantFiled: March 3, 1999Date of Patent: April 17, 2001Assignee: Ato Findley, Inc.Inventors: Margaret M. Fralich, Mark Alper
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Patent number: 6214913Abstract: A method and product which provides a solid, non-powdered homogeneous form to liquid and low melting point solid compounds which facilitates stability, storage, dispersability and handling and which may be added directly to formulations requiring the liquid compound or low melting point solid compound. The liquid or low melting point solid ingredient is combined with a binder which is comprised of at least a wax and thermoplastic polymer. During the method of forming the product, both the binder and the liquid compound (or low melting point solid compound) pass through a liquid phase during which they are mixed. The product is then formed and cooled.Type: GrantFiled: February 24, 1997Date of Patent: April 10, 2001Assignee: Rhein Chemie CorporationInventors: Richard D. Cortelezzi, Clifford C. Martin
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Patent number: 6214918Abstract: A candle and the method of making the same is disclosed wherein the candle consists essentially of about 5 to 40 volume percent of a paraffin wax; about 5 to 10 volume percent of a candle scent; about 0.25 to 1 volume percent of a binding agent; about 50 to 95 volume percent of a soybean oil; and about 1 to 5 drops of a liquid dye. The method of making the candle comprises the steps of: adding a binding agent to paraffin wax and heating the same to about 160° F.; adding soybean oil to the mixture and heating the same to about 160° F.; adding liquid dye to the mixture; adding the candle scent to the mixture; and pouring the mixture into pre-wicked containers.Type: GrantFiled: April 10, 2000Date of Patent: April 10, 2001Inventors: Eldon C. Johnson, Colleen L. Johnson
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Patent number: 6191197Abstract: There are disclosed a gel or polymer composition which comprises 100 parts by weight of a polymer blend component comprising 1 to 90% by weight of a poly(vinyl aromatic hydrocarbon) polymer having a syndiotactic configuration and 99 to 10% by weight of a rubbery elastomer and at least 30 parts by weight of an extender oil or a low molecular weight organic component. These gel compositions have super soft properties, heat resistance, and/or damping properties.Type: GrantFiled: September 23, 1996Date of Patent: February 20, 2001Assignee: Bridgestone CorporationInventors: Xiaorong Wang, Xiao-Liang Luo, Frank J. Clark, Hideo Takeichi, James E. Hall, Takahiro Matsuse, Naruhiko Mashita, Shinichi Toyosawa
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Patent number: 6187849Abstract: Disclosed is a temporary, protective dry lubricating coating composition which when deposited and dried on a metallic substrate, is removable by contacting with an aqueous alkaline cleaning solution. The coating composition comprises (a) a wax present in an amount up to 20 weight percent; (b) a base-neutralized, acid functional polymer which is the polymerization reaction product of (i) a polymerizable, ethylenically unsaturated monomer having acid functionality and (ii) at least one polymerizable, ethylenically unsaturated monomer different from (i); and (c) an amine containing an acyclic moiety of from 8 to 30 carbon atoms, the amine being different from the base used to neutralize the acid functional polymer (b). The temporary protective coating is compatible with a wide range of adhesives and sealants used in the assembly of automobiles.Type: GrantFiled: March 25, 1999Date of Patent: February 13, 2001Assignee: PPG Industries Ohio, Inc.Inventors: Richard M. Nugent, Jr., Dennis W. Jones, Michael J. Pawlik, Ralph C. Gray
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Patent number: 6184285Abstract: Novel hot melt construction adhesives for disposable articles, such as diapers, sanitary napkins, medical gowns, surgical drapes, and the like, are described which offer superior properties versus currently available hot melt adhesives. These hot melt construction adhesive compositions comprise a blend of styrene-isoprene block copolymer containing at least about 25 weight percent styrene and styrene-butadiene block copolymer containing at least about 25 weight percent styrene, at least one compatible tackifying resin and at least one plasticizer. The hot melt construction adhesive possesses a viscosity no greater than about 25,000 mPa·s at about 140° C., a shear adhesion failure temperature of at least about 60° C., and a static shear time to failure of no less than about 25 hours at about 23°.Type: GrantFiled: November 5, 1998Date of Patent: February 6, 2001Assignee: Henkel CorporationInventors: Stephen F. Hatfield, Alejandro Matassa, Robert Goodman
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Patent number: 6180708Abstract: The incorporation of waxes into thermoplastic adsorbent compositions enables the formation of high adsorbent loading compositions which have suitable flowability properties. The wax-containing thermoplastic adsorbent compositions are especially useful as thermoplastic adsorbent adhesives for use in desiccating interior compartments of insulating glass units.Type: GrantFiled: July 8, 1997Date of Patent: January 30, 2001Assignee: W. R. Grace & Co.-Conn.Inventor: Jia-Ni Chu
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Patent number: 6172146Abstract: A hot melt composition comprising a specific ratio of: (a) an ethylene copolymer resin; (b) a modified aromatic petroleum resin having a specific weight-average molecular weight and produced by copolymerization using a Friedel-Crafts catalyst from a specific ratio of: (1) a polymerizable component of the thermal cracked oil fraction having boiling points in a specific range and obtained by the thermal cracking of petroleum hydrocarbons, and containing vinyltoluene and indene at specific contents, (2) a turpentine oil having a specific diene value, and (3) a phenol compound; and (c) a wax. It is possible to develop a hot melt composition having excellent heat stability and improved adhesion resistance to heat, which can be used as hot melt coating, printing ink, adhesive, and sealant, etc.Type: GrantFiled: January 27, 1998Date of Patent: January 9, 2001Assignee: Nippon Petrochemicals, Co. Ltd.Inventor: Hitoshi Yanagishita
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Patent number: 6162859Abstract: The present invention is directed to hot melt pressure sensitive adhesive compositions, that exhibit excellent adhesion properties and improved thermal stability, said compositions comprising:a) 1 to 30 parts of styrene-butadiene-styrene triblock copolymer;b) 1 to 30 parts of styrene-isoprene-styrene triblock copolymer;c) 5 to 50 parts of a tackifier compatible with the butadiene and isoprene midblocks, but not compatible with the styrene end blocks;d) 5 to 70 parts of a tackifier compatible with the butadiene and isoprene midblocks, and the styrene end blocks;e) 5 to 30 parts of a tackifier compatible with the styrene end blocks, but not compatible with the butadiene and isoprene midblocks;f) 5 to 30 parts oil; andg) 0 to 5 parts wax.Type: GrantFiled: June 7, 1999Date of Patent: December 19, 2000Assignee: National Starch and Chemical Investment Holding CorporationInventors: Xinya Lu, Ingrid Cole
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Patent number: 6159265Abstract: The object is to provide a powdered metal injection compacting composition adapted to give compacts free from deformation, cracking or blistering without being compromised in compactability or debinder characteristic and without the aid of a special jig.This composition comprises a metal powder and an organic binder comprising (A) a crystalline resin having a melting point of not less than 150.degree. C., (B) an organic compound the weight loss on heating of which begins at a temperature below 150.degree. C. and (C) a composite acrylic resin, the composite acrylic resin mentioned above being a resin obtainable by dispersing a solution comprising the following components (C1).about.(C3) in an aqueous medium containing a dispersant and carrying out a suspension polymerization reaction:(C1) an ethylene-vinyl acetate copolymer or an ethylene-ethyl acrylate copolymer,(C2) a (meth)acrylic ester monomer or a mixture of a (meth)acrylic ester monomer and a styrenic monomer, and(C3) a polymerization initiator.Type: GrantFiled: February 11, 2000Date of Patent: December 12, 2000Assignees: Dai-Ichi Kogyo Seiyaku Co., Ltd., Dai-Ichi Ceramo Ltd.Inventors: Hiromitsu Kinoshita, Tetsuo Shiraiwa, Hidetaka Uraoka, Nobuo Ochiai
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Patent number: 6143818Abstract: An elastomeric-based hot melt adhesive composition having a variety of end uses, particularly in construction and elastic attachment applications on nonwoven disposable articles. The composition includes an elastomeric rubber polymer or a mixture of elastomeric rubber polymers together with a semicrystalline olefinic polymer or a mixture of semicrystalline olefinic polymers, a tackifier resin, a plasticizer, a wax and a stabilizer. The preferred elastomeric rubber polymer is an ethylene-propylene rubber copolymer (EPR) and/or an ethylene-propylene diene monomer rubber terpolymer (EPDM). The hot melt adhesive composition can be applied using common application techniques such as extruding or spraying.Type: GrantFiled: August 4, 1999Date of Patent: November 7, 2000Assignee: Ato Findley, Inc.Inventors: Baoyu Wang, Malcolm R. Luebkert, III
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Patent number: 6133353Abstract: A solubilizing agent and a compound made by reacting selected nucleophiles, including fatty acid reactants and amines with an isocyanate are disclosed. The addition of the isocyanate and the different nucleophiles will create a di-urethane tetra-amide solubilizing agent product. The polyamide-solubilizing agent is useful as an ingredient in a phase change solid imaging material and as carrier compositions used to make phase change ink jet inks.Type: GrantFiled: November 11, 1999Date of Patent: October 17, 2000Assignee: 3D Systems, Inc.Inventors: Loc V. Bui, My T. Nguyen
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Patent number: 6133378Abstract: High durometer, polymeric roofing shingles with varying colors and shades of color may be prepared from a composition of matter comprising 100 parts by weight of a ethylene-propylene-diene (EPDM) terpolymer; from 25 to about 400 parts by weight of at least one non-combustible filler per 100 parts of ethylene-propylene-diene (EPDM) terpolymer; from 0 to about 125 parts by weight of at least one combustible filler, per 100 parts of ethylene-propylene-diene (EPDM) terpolymer; from 0 to about 135 parts by weight of a thermoplastic modifying polymer; from 0 to about 10 parts by weight of reinforcing fibers, per 100 parts of ethylene-propylene-diene (EPDM) terpolymer; from about 20 to about 75 parts by weight of a processing oil per 100 parts of ethylene-propylene-diene (EPDM) terpolymer; and from about 1 to about 6 parts by weight of a sulfur cure package having at least two curing accelerators.Type: GrantFiled: November 20, 1998Date of Patent: October 17, 2000Assignee: Bridgestone/Firestone, Inc.Inventors: James A. Davis, George G. Furman, Jerry C. Rose
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Patent number: 6121366Abstract: A thin-walled rubber article with a relatively low modulus, prepared by dip forming, formed from a composition comprising styrene-isoprene-styrene (S-I-S) triblock copolymer, and styrene-butadiene-styrene (S-B-S) triblock copolymer with a S-I-S content in excess of at least 76% by weight. The composition additionally contains antiblocking agent to prevent the articles from sticking together, especially polyethylene wax. The articles are preferably gloves.Type: GrantFiled: February 26, 1998Date of Patent: September 19, 2000Assignee: ECI Medical Technologies Inc.Inventor: Pam Sharma
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Patent number: 6121354Abstract: A high performance, hot melt, single-component sealant which combines the prefered properties of single- and two-component sealants. The sealant comprises a styrene block copolymer, a moisture-curable silylated polyurethane prepolymer, an aromatic tackifier resin, a polar tackifier resin, a polyethylene wax and an organo silane adhesion promoter. Optionally, the sealant may include UV absorbers, antioxidants, plasticizers, catalysts, fillers, pigments, and the like. The sealant does not require mixing before it is applied at a high temperature to the surface that is to be sealed. After application, the sealant forms, upon cooling, a solid elastomer. Upon further exposure to atmospheric moisture, the sealant forms a thermoset crosslinked network having the preferred properties of two-component chemically-cured sealants. The sealant is suitable for use as an edge sealant for insulated glass.Type: GrantFiled: November 19, 1998Date of Patent: September 19, 2000Assignee: Bostik, Inc.Inventor: Michael Chronister