Ester Contains An Oxygen Atom Other Than As Part Of A Carboxylic Acid Ester Group Patents (Class 525/223)
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Publication number: 20040023153Abstract: Resist compositions comprising as the base resin a polymer using an alkoxyalkyl (meth)acrylate as a reactive group which is decomposable under the action of an acid to increase solubility in alkali have advantages including a practical level of shelf stability, a significantly enhanced contrast of alkali dissolution rate before and after exposure, a high sensitivity, and a high resolution over a wide baking temperature range. The compositions are best suited as a chemically amplified positive resist material for micropatterning in the manufacture of VLSI.Type: ApplicationFiled: July 3, 2003Publication date: February 5, 2004Inventors: Takanobu Takeda, Osamu Watanabe
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Patent number: 6669953Abstract: Cross-linked block copolymers are disclosed which have drug retention properties, comprising hard and soft segments, with cross-linking between the soft segments. The block copolymers can be based upon (meth)acrylic monomers, and some possess adhesive properties.Type: GrantFiled: May 8, 2000Date of Patent: December 30, 2003Assignee: Strakan LimitedInventor: Fumio Kamiyama
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Patent number: 6657010Abstract: An oil resistant rubber modified polystyrene composition comprises polybutadiene rubber particles having an average volume particle diameter of 6 to 13 &mgr;m dispersed in polystyrene. The oil resistant rubber modified polystyrene of the present invention has a gel content of 25 to 35% by weight, a degree of swelling of 13 to 22, a residual volatile content of 2000 ppm or less, and a total amount of dimer and trimer of 8000 ppm or less. The oil resistant rubber modified polystyrene composition may be prepared by polymerizing styrene in the presence of polybutadiene rubber, foaming a solution of the rubber modified polystyrene under a reduced pressure of 3 to 40 mm Hg, heating the solution in a tubular heater to a temperature of 190 to 230° C., and then flushing the heated solution into a gas-liquid separator to devolatilize an unreacted monomer and a solvent therefrom.Type: GrantFiled: October 24, 2001Date of Patent: December 2, 2003Assignee: Toyo Engineering CorporationInventors: Koji Kawano, Kenichiro Matsuba
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Patent number: 6646045Abstract: Thermoplastic molding compositions containing graft polymers produced with different initiator systems are disclosed. The compositions are distinguished by a combination of good toughness and reduced opacity. As a result, appreciably smaller quantities of pigment are needed to color the molding composition.Type: GrantFiled: November 30, 2001Date of Patent: November 11, 2003Assignee: Bayer AktiengesellschaftInventor: Herbert Eichenauer
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Patent number: 6632887Abstract: Hydrophilic coatings for implantable ophthalmic lenses are disclosed. The coatings, which are applied to the edge surface of the ophthalmic lens, comprise a hydrophobic (meth)acrylic polymer and a hydrophilic polymer. When hydrated, the coatings reduce or eliminate edge glare.Type: GrantFiled: March 29, 2002Date of Patent: October 14, 2003Assignee: Alcon Universal Ltd.Inventors: Albert R. LeBoeuf, John W. Sheets, Jr.
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Publication number: 20030125465Abstract: An acrylic resin film, a laminate film comprising the acrylic resin film and a thermoplastic resin layer placed on one surface of the acrylic resin film, and an injection molded article using the acrylic resin film are provided. The acrylic resin film laminate film have little white turbidity even if being heated in molding and maintains excellent design properties, and the injection molded article having the acrylic resin film on its surface is excellent in design properties such as color depth.Type: ApplicationFiled: December 10, 2002Publication date: July 3, 2003Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Koji Koyama, Kazuhiro Yokoo
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Patent number: 6586521Abstract: Aqueous solutions or dispersions of copolymers A) a process of making them and their use in binder compositions. Copolymers A) containing a hydroxy-functional, hydrophobic copolymer I) containing 30 to 85% by weight of (meth)acrylic acid esters having C1 to C18 hydrocarbon radicals in the alcohol portion, aromatic vinyl compounds and/or vinyl esters and 5 to 45% by weight of hydroxy-functional monomers; a hydroxy- and carboxy-functional, hydrophilic-hydrophobic copolymer II) containing 4 to 20% by weight of (meth)acrylic acid esters having C1 to C18 hydrocarbon radicals in the alcohol portion, aromatic vinyl compounds and/or vinyl esters, 4 to 15% by weight of hydroxy-functional monomers and 0.8 to 3.Type: GrantFiled: March 19, 1999Date of Patent: July 1, 2003Assignee: Bayer AktiengesellschaftInventors: Harald Blum, Wieland Hovestadt, Karl Ludwig Noble
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Patent number: 6541571Abstract: A process for compatibilizing at least two mutually incompatible polymers, and a blended resins thereof, wherein said process comprises: (i) adding to at least one of the polymers an effective amount of a compatibilizing dispersant, wherein said dispersant is the polymerization reaction product of a mixture of monomers consisting essentially of: (a) from about 10% to about 40% by weight styrene; and (b) from about 10% to about 55% by weight of at least one alkyl methacrylate monomer having 1 to 8 carbon atoms in the alkyl group; and (c) from about 10% to about 55% by weight of at least one alkyl methacrylate monomer having greater than 8 carbon atoms in the alkyl group; and (d) from about 5% to about 25% by weight of at least one alkyl acrylate monomer having from 1 to 18 carbon atoms in the alkyl group; and (e) from about 7% to about 25% by weight of at least one hydroxy-functional ethylenically unsaturated monomer having a molecular weight of less than 2000; and (f) from about 0.Type: GrantFiled: August 1, 2001Date of Patent: April 1, 2003Assignee: The Sherwin-Williams CompanyInventor: Gautam S. Haldankar
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Patent number: 6525139Abstract: A golf ball having a core and a cover enclosing the core. The cover has one or more layers. At least one of the cover layers is composed mainly of a rubber-modified thermoplastic resin composition consisting essentially of a base resin in the form of an ionomer resin, a non-ionomer thermoplastic elastomer or a mixture thereof and a crosslinked functional rubbery copolymer.Type: GrantFiled: January 21, 2000Date of Patent: February 25, 2003Assignee: Bridgestone Sport Co., Ltd.Inventors: Rinya Takesue, Yasushi Ichikawa, Shunichi Kashiwagi
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Patent number: 6512053Abstract: This invention discloses an emulsion styrene-butadiene rubber (SBR) that can be employed in manufacturing tire tread formulations that have rolling resistance and treadwear characteristics that are similar to those made with solution SBR but with improved traction characteristics. Thus, the emulsion SBR of this invention is superior in many respects for use in tire tread compounds to conventional solution SBR and conventional emulsion SBR. This invention more specifically discloses a styrene-butadiene rubber composition which is comprised of repeat units which are derived from styrene, 1,3-butadiene, and a hydroxy alkyl acrylate monomer, wherein the styrene-butadiene rubber composition has a number average molecular weight as determined by field flow fractionation which is within the range of about 50,000 to 150,000, and wherein the styrene-butadiene rubber has a light scattering to refractive index ratio which is within the range of 1.8 to 3.9.Type: GrantFiled: June 20, 2002Date of Patent: January 28, 2003Assignee: The Goodyear Tire & Rubber CompanyInventors: Howard Allen Colvin, Michael Leslie Senyek, Jr.
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Patent number: 6476137Abstract: Object of the present invention is an extrudable blend comprising (i) a copolymer of ethylene and acrylic acid or methacrylic acid (ii) a modified EVA copolymer and (iii) a polybutylene. Included are the films comprising said blend in the sealant layer or in a layer directly adhered to the sealant layer, and the easy-to-open packages obtained therefrom.Type: GrantFiled: December 26, 2000Date of Patent: November 5, 2002Assignee: Cryovac, Inc.Inventor: Eugenio Longo
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Patent number: 6462124Abstract: A base-neutralized, water-diluted coating comprises (A) a polyhydroxyl-functional resin of an acrylate resin or an oil-free polyester containing urethane groups, (B) an amino resin partially etherified with an alcohol, (C) a basic neutralizing agent, (D) water, and (E) a water-insoluble crosslinking catalyst of a strong organic or inorganic acid such as p-toluenesulfonic acid blocked with a monoepoxide, diepoxide or lactone.Type: GrantFiled: March 16, 2001Date of Patent: October 8, 2002Assignee: Solutia Austria GmbHInventors: Werner Wilfinger, Ingo Kriessmann, Friedrich Herrmann, Angelika Boehme
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Patent number: 6444729Abstract: The invention provides: for a process for preparing pulverulent polymers by drying aqueous polymer dispersions in the presence of copolymers based on ethylenically unsaturated C3-C6 carboxylic acids and their hydroxyalkyl esters as assistants; polymer powders obtainable by this process; aqueous polymer dispersions obtainable by free-radical aqueous emulsion polymerization of ethylenically unsaturated monomers in the presence of the novel copolymers, and the powders obtainable therefrom, and a polymeric binder as well as and mineral building materials which comprise the novel polymer powders.Type: GrantFiled: July 6, 2000Date of Patent: September 3, 2002Assignee: BASF AktiengesellschaftInventors: Joachim Pakusch, Maximilian Angel, Peter Claassen, Andree Dragon
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Patent number: 6444305Abstract: A contact printable adhesive composition comprises (a) swellable, elastomeric microspheres and (b) at least one polymerizable monomer or a mixture of polymerizable monomers capable of swelling the microspheres. As used in this application “contact printable adhesive composition” is a composition that can be used in a contact printing process and then cured. The cured contact printable adhesive composition will generally be referred to as “contact printed adhesive”.Type: GrantFiled: August 29, 1997Date of Patent: September 3, 2002Assignee: 3M Innovative Properties CompanyInventors: John P. Banovetz, Spencer F. Silver, Joaquin Delgado
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Patent number: 6433086Abstract: A method for making rotationally molded objects using resin blends. The resin blend comprises resin pellets and an amount of ground resin particles sufficient to yield rotomolded objects having desirable impact strength and other strength characteristics. Preferably, the resin blend comprises of from about 20% to about 30% by weight of ground resin particles. In addition, resin blends can be used to produce colored objects by rotational molding techniques.Type: GrantFiled: October 15, 1999Date of Patent: August 13, 2002Assignee: Chroma CorporationInventor: Robert D. Swain
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Patent number: 6413621Abstract: Polymeric articles, including membranes, with surfaces having a desired chemical functionality are created by surface segregation of a branched component blended with a compatible, matrix base component, the branched component having the desired chemical functionality. In particular, hydrophilic surfaces are created via surface segregation of a branched hydrophilic copolymer blended into a polymer matrix. The use of branched molecular architecture provides a thermodynamic mechanism for the segregation of the hydrophilic species to the surface and a means for achieving a high surface coverage of the hydrophilic moiety. The branched hydrophilic copolymer can be defined by a random copolymer including two or more methacrylate or acrylate monomers, at least one of which features a short hydrophilic side chain, such as a polyethylene glycol side chain. The branched hydrophilic copolymer is compatible, and well-entangled, with the acrylate polymer matrix.Type: GrantFiled: February 26, 1999Date of Patent: July 2, 2002Assignee: Massachusetts Institute of TechnologyInventors: Anne M. Mayes, David G. Walton, Jonathan F. Hester
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Patent number: 6388012Abstract: A thermosetting powder paint composition comprising (A) a resin composition component, (B) a hardener component and (C) a solid flow controlling component, wherein the component (A) contains a resin composition component having reactivity with the component (B), the component (B) contains a hardener having reactivity with the component (A), the component (C) contains a vinyl polymer which is solid at 20° C., and the relation between SPA of the component (A) and SPC of the component (C) satisfies the following numerical formula (1) and the following numerical formula (2) simultaneously. By this constitution, excellent blocking-resistance in storing as the powder paint composition and excellent appearance properties of a paint film formed by coating the powder paint composition can be simultaneously manifested. 8≦SPA≦13 (1) 7≦SPC≦SPA (2).Type: GrantFiled: April 4, 2000Date of Patent: May 14, 2002Assignee: Mitsui Chemicals, Inc.Inventors: Hiroyuki Sakayama, Yoshio Kikuta, Mitsuyuki Mizoguchi, Takahisa Miyawaki, Tsuyoshi Matsumoto
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Patent number: 6388015Abstract: A rubber composition comprising (A) a rubber ingredient comprised of (a) a nitrile group-containing highly saturated copolymer rubber having an iodine value of not larger than 120, preferably a hydrogenated product of an unsaturated nitrile-conjugated diene copolymer rubber, and (b) an acrylic ester polymer rubber, preferably a copolymer rubber comprising at least 80 mol % of alkyl acrylate or alkoxyalkyl acrylate units, at an (a)/(b) ratio of 40/60 to 90/10 by weight, and (B) an ethylene-&agr;-olefin copolymer, the (A)/(B) ratio being in the range of 30/70 to 70/30 by weight. This rubber composition is useful as a covering material for forming a protective covering layer on electric wires.Type: GrantFiled: February 28, 2000Date of Patent: May 14, 2002Assignee: Nippon Zeon Co., Ltd.Inventors: Yoshiaki Aimura, Manabu Asai
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Patent number: 6350526Abstract: A coating composition containing about 40-90% by weight of film forming binder and 10-60% by weight of an organic liquid carrier; wherein the binder contains about (a) about 50-90% by weight of an acrylosilane polymer containing about 30-95% by weight based, based on the weight of the acrylosilane polymer, of polymerized monomers of styrene, alkyl (meth)acrylates having 1-12 carbon atoms in the alkyl group and hydroxy alkyl (meth)acrylates having 1-4 carbon atoms in the alkyl group and any mixtures thereof and 5-70% by weight, based on the weight of the polymer, of polymerized ethylenically unsaturated monomers containing reactive silane groups and the polymer has a weight average molecular weight of about 1,000-30,000; (b) about 5-25% by weight of a non-aqueous dispersed polymer of (i) a macromolecular core having a weight average molecular weight of about 50,000-500,000, and (ii) attached to the macromolecular core, a plurality of macromonomer chains having a weight average molecular weight of about 1,Type: GrantFiled: May 19, 2000Date of Patent: February 26, 2002Assignee: E. I. du Pont de Nemours and CompanyInventors: Jeffrey W. Johnson, Michael D. Fox
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Publication number: 20020007014Abstract: A pressure-sensitive adhesive comprising a blend of at least two components, wherein the first component is at least one pressure-sensitive adhesive and the second component is at least one thermoplastic material, wherein the components form a blended composition having more than one domain and, wherein one domain is substantially continuous (generally, the pressure-sensitive adhesive) and the other domain is substantially fibrinous to schistose (generally, the thermoplastic material). The second component can be (a) at least one thermoplastic elastomer, (b) at least one elastomer with a tackifying resin or (c) at least one elastomer.Type: ApplicationFiled: June 13, 2001Publication date: January 17, 2002Applicant: Minnesota Mining and Manufacturing CompanyInventors: Patrick D. Hyde, Dennis L. Krueger, Felix P. Lau, Eumi Pyun, Robert W. Shipman, Pamela S. Tucker, Roy Wong, David J. Yarusso
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Publication number: 20010056153Abstract: To provide a method for producing a blend composition of an acrylic type polymer having an excellent mechanical characteristic as well as a low temperature characteristic, and to provide a blend composition of an acrylic type polymer, and also to provide a blend composition of an acrylic type polymer for sealing materials having an excellent abrasion resistance which is important for sealing materials.Type: ApplicationFiled: July 23, 2001Publication date: December 27, 2001Applicant: NOK CORPORATIONInventor: Seiji Nakagome
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Patent number: 6300407Abstract: An elastomer composition, including: at least one elastomer; a plasticizer which includes at least one polymeric material having a weighted average molecular weight of (Mw) of 500 to 1,000,000, formed from at least one ethylenically unsaturated monomer, and a curing agent, wherein the at least one polymeric material is substantially permanent within the elastomer. The subject elastomer compositions have enhanced plasticity and processability without attendant migration, heat or solvent extraction and compatibility problems.Type: GrantFiled: February 4, 1999Date of Patent: October 9, 2001Assignee: Rohm and Haas CompanyInventors: Warren Harvey Machleder, Robert Howard Gore, David Sterett Moorman, Michael Damian Bowe
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Publication number: 20010021750Abstract: The present invention provides a cross-linkable polymer compound which can be developed with an aqueous developer and exhibits excellent patterning properties; a photosensitive composition containing the same; and a pattern formation method employing the composition.Type: ApplicationFiled: January 16, 2001Publication date: September 13, 2001Inventors: Shin Utsunomiya, Seigo Yamada
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Patent number: 6281292Abstract: The invention relates to mixtures comprising A) from 10 to 90% by weight of at least one copolymer comprising structural units derived from ethylene and structural units derived from olefinically unsaturated, hydroxyl-containing compounds, and B) from 90 to 10% by weight of at least one copolymer comprising structural units derived from ethylene and structural units derived from vinyl esters, olefinically unsaturated ethers and/or acrylates.Type: GrantFiled: May 26, 1999Date of Patent: August 28, 2001Assignee: Clariant GmbHInventors: Matthias Krull, Werner Reimann, Markus Kupetz
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Patent number: 6245854Abstract: A hydrophilic coating composition for hydrophilically coating a metallic surface. The coating composition comprises a fluorocarbon-containing hydrophilic polymer comprising units of hydrophilic monomer and fluorocarbon-containing hydrophobic comonomer. The coating composition produces hydrophilic coatings on the metallic surface having a contact angle below about 50°.Type: GrantFiled: December 11, 1998Date of Patent: June 12, 2001Assignee: Visteon Global Technologies, Inc.Inventors: Chimere N. Obioha, Riad A. Farah, Dennis Schuetzle, Yun-xiang Zhang
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Patent number: 6211290Abstract: A polyolefin modified to contain a pendant polar chain structure of at least 200 molecular weight and which has at least one ester group and at least one hydroxyl and/or oxirane group is a useful adhesion-promoting modifier for polyolefin resins.Type: GrantFiled: July 7, 1999Date of Patent: April 3, 2001Assignee: GX Associates, IncInventors: Han Xiong Xiao, Mohammad Hailat
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Patent number: 6204332Abstract: A water-dilutable coating after base neutralization comprises a polyhydroxyl-functional resin including a condensation resin such as a polyester or alkyd resin, and/or a polyhydroxyl-functional addition resin such as an acrylate resin or the reaction product of a carboxyl-functional acrylate resin and a hydroxyl-functional acrylate resin, and/or an emulsion copolymer, an at least partially monoalcohol-etherified amino resin, and a strong organic or inorganic acid crosslinking catalyst non-ionically blocked with a monoepoxide, a diepoxide or a lactone.Type: GrantFiled: May 18, 1998Date of Patent: March 20, 2001Assignee: Vianova Resins AGInventors: Werner Wilfinger, Ingo Kriessmann, Friedrich Herrmann, Angelika Boehme
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Patent number: 6127325Abstract: A viscosity index improver for addition to lubricating oil or the like, which comprises a graft copolymer having structural units of an oil-soluble polymer (a) comprising an olefin polymer and structural units of a copolymer (b) of a monomer having a peroxide bond with a (meth)acrylate or the like or a copolymer (c) of a monomer having a peroxide bond with 2-hydroxyethyl(meth)acrylate or the like. The improver is excellent in the effect of improving the viscosity index, the thickening effect, the fluidity at low temperatures and the shear stability, and has no fear of causing phase separation in lubricating oil.Type: GrantFiled: October 5, 1998Date of Patent: October 3, 2000Assignee: NOF CorporationInventors: Shuji Suyama, Yoshiki Higuchi, Hidefumi Tochigi, Hiroshi Ohmura
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Patent number: 6103387Abstract: A thermosetting composition comprises (A) a compound having in the molecule two or more carboxyl groups blocked by a vinyl ether compound, a vinyl thioether compound or a hetero compound having a vinyl type double bond and oxygen or sulfur as the hetero atom, (B) a compound having in the molecule two or more reactive functional groups which can form chemical bonds with the blocked carboxyl groups, and (C) a dispersing component of at least one inorganic oxide sol selected from the group consisting of aluminium oxide sol, silica sol, zirconium oxide sol and antimony oxide sol, and optionally (D) a thermal latent acid catalyst which is activated during curing the composition by heating. A method of coating and a coated article comprise applying the composition. The obtained paint film has excellent weathering resistance, stain resistance, stain-removing property, chemical resistance, moisture resistance and excellent appearance.Type: GrantFiled: June 10, 1997Date of Patent: August 15, 2000Assignee: NOF CorporationInventors: Toshio Yamamoto, Masahiro Sano, Hiroki Mizutani, Keiji Komoto, Masahiro Ishidoya
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Patent number: 6090892Abstract: Disclosed herein are a (co)polymer comprising, as an essential component, a (co)polymer containing a recurring unit in a predetermined proportion, and its production process. The recurring unit contains a specific amido group and/or a particular hydroxyl group as a pendant group. This (co)polymer is generally obtained in the form of powder and features extremely easy redispersion, and is useful especially as a cement additive for improving physical properties of cement.Type: GrantFiled: July 12, 1996Date of Patent: July 18, 2000Assignee: Mitsui Toatsu Chemicals, Inc.Inventors: Tadashi Ishida, Yoshio Kikuta, Futoshi Hoshino, Katsunari Matsumoto
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Patent number: 6040385Abstract: Plastisol adhesion promoters of amidoamines, imidoamines, and esteramines are prepared from copolymers of monounsaturated carboxylic acids, or their derivatives, ethylenically unsaturated compounds, in particular .alpha.-olefins, and polyamines.Type: GrantFiled: December 15, 1994Date of Patent: March 21, 2000Assignee: Air Products and Chemicals, Inc.Inventors: Albert Van De Berg, Doris Fitzek
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Patent number: 6030571Abstract: A method of molding which comprises preparing a molding material by compounding a filler and a curable composition, the filler being in an amount of 0 to 800 weight parts based on 100 weight parts of the curable composition and optionally aging the molding material at room temperature or by heating, followed by casting the molding material into a mold and curing the molding material under atmospheric pressure or higher, and articles molded by such method.Type: GrantFiled: May 22, 1997Date of Patent: February 29, 2000Assignee: NOF CorporationInventors: Yoshinori Nakane, Hiroki Mizutani, Hayato Ishibashi, Masahiro Ishidoya
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Patent number: 6020433Abstract: An anionic electrodeposition coating composition containing, as the heat curable resin components, (A) a water-dispersible vinyl copolymer having hydroxyl group, carboxyl group and an ester linkage modified by a lactone group compound and (B) a crosslinking agent.Type: GrantFiled: August 6, 1997Date of Patent: February 1, 2000Assignee: Kansai Paint Co., Ltd.Inventors: Koji Hirano, Hiroshi Inoue, Shinji Miyatake, Masahiro Kondo
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Patent number: 6013326Abstract: Coating compositions suitable for stoved multi-layer coatings containing as binder:A) 20 to 40 wt. % of hydroxy-functional (meth)acrylic copolymer obtainable from styrene and/or styrene derivatives; hydroxyethyl, hydroxypropyl and/or hydroxybutyl (meth)acrylate; non-functionalised (cyclo)alkyl (meth)acrylates having 8 to less than 18 C atoms in the (cyclo)alkyl residue; (meth)acrylic acid and optionally non-functionalised (cyclo)alkyl (meth)acrylates having up to 7 C atoms in the (cyclo)alkyl residue;B) 20 to 40 wt. % of hydroxy-functional (meth)acrylic copolymer obtainable from hydroxyethyl, hydroxypropyl and/or hydroxybutyl (meth)acrylate; non-functionalised (cyclo)alkyl (meth)acrylates having 8 to less than 18 C atoms in the (cyclo)alkyl residue; non-functionalised (cyclo)alkyl (meth)acrylates having up to 7 C atoms in the (cyclo)alkyl residue and (meth)acrylic acid;C) 0 to 40 wt. % of hydroxy-functional binders other than A) and B),D) 10 to 50 wt. % of free or blocked polyisocyanates, andE) 0 to 40 wt.Type: GrantFiled: April 17, 1998Date of Patent: January 11, 2000Assignee: Herberts GmbHInventors: Carmen Flosbach, Friedrich Herrmann, Hermann Kerber, Heinz-Walter Reifferscheidt, Carmen Schloesser, Walter Schubert
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Patent number: 5962591Abstract: There is a need for halogen-free polymeric compositions which offer increased heat and ultraviolet light resistance for utilization in automotive interiors. For instance, it is particularly critical for polymers which are utilized in making skin compounds for automotive instrument and door panels to display excellent heat and ultraviolet light resistance.Type: GrantFiled: August 26, 1997Date of Patent: October 5, 1999Assignee: The Goodyear Tire & Rubber CompanyInventors: Hung Dang Ngoc, Bernard Louis Marie Nigen
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Patent number: 5959037Abstract: A novel acrylic copolymer elastomer comprising ?I! an alkyl acrylate; ?II! (a) CH.sub.a .dbd.CRCOOR.sub.2 OCOR.sub.1, (b) CH.sub.2 .dbd.CRCO?O(CH.sub.2) pCO!qOR.sub.1 or (c) CH.sub.2 .dbd.CRCOOR.sub.2 ?CO(CH.sub.2)pO!qCOR.sub.1 ; and ?III! (1) CH.sub.2 .dbd.CRCOO(CH.sub.2)nPhOR', (2) CH.sub.2 .dbd.CRCOO(CH.sub.2)nOCO(CH.sub.2)mPhOR', (3) CH.sub.2 .dbd.CHOCO(CH.sub.2)mPhOR', (4) CH.sub.2 .dbd.CHOCO(CH.sub.2)nOCO(CH.sub.2)mPhOR', (5) CH.sub.2 .dbd.CHO(CH.sub.2)nOCO(CH.sub.2)mPhOR' or (6) CH.sub.2 .dbd.CHPh(CH.sub.2)nOCO(CH.sub.2)mPhOR' where R is a hydrogen atom or a methyl group, R.sub.1 is an alkyl group, R.sub.2 is an alkylene group, R' is a hydrogen atom, an acyl group or a trialkylsilyl group and Ph is a phenylene group, provides a blend rubber having an improved cold resistance and an intermediate heat resistance between the heat resistance of acrylic copolymer elastomer and that of fluorine-containing elastomer, when blended with the fluorine-containing elastomer.Type: GrantFiled: August 6, 1996Date of Patent: September 28, 1999Assignee: Nippon Mektron, LimitedInventors: Kuniyoshi Saito, Iwao Moriyama, Jun Okabe
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Patent number: 5916972Abstract: Disclosed are mixtures of two or more polymers of which at least one is cross-linked. Interpenetrating polymer networks are on hand. The polymers mix below a certain temperature and demix above this temperature (LCST behavior). Below the demixing temperature, such interpenetrating polymer networks are optically clear, above the demixing temperature they are milky, turbid and have reduced light transmission due to the light scattering of the phaseseparated system' if the refractive indices of the components do not coincide. The demixing process is fully reversible below the demixing temperature.Type: GrantFiled: December 12, 1996Date of Patent: June 29, 1999Assignee: BASF AktiengesellschaftInventors: Wolfgang Eck, Hans-Joachim Cantow, Volker Wittwer
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Patent number: 5852121Abstract: An electrostatic toner receptor layer comprised of a blend of a terpolymer of methyl methacrylate/ethyl acrylate and N-t-butyl acrylamide, a vinyl resin, a chlorinated rubber or polyurethane dispersion rubber and a plasticizer. The resulting receptor layer provide durability and flexibility when applied to a crack resistance film for subsequent application to soft-sided vehicles.Type: GrantFiled: June 9, 1997Date of Patent: December 22, 1998Assignee: Minnesota Mining And Manufacturing CompanyInventors: Ronald S. Steelman, Eric J. Hanson, Jennifer Jeannette
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Patent number: 5747145Abstract: The composition of the present invention is a miscible blend comprising a first addition copolymer and a second addition copolymer, each having a weight-average molecular weight of about 30,000 to 100,000 and a number-average molecular weight of about 5,000 to 50,000, and each comprising repeating units of (1) at least one of an aromatic vinyl monomer of the structure, ##STR1## where Ar is phenylene or naphthylene and R.sup.1 and R.sup.2 are H or lower alkyl; and (2) at least one of (a) an acrylic ester of the structure ##STR2## where R.sup.3 is linear or branched C.sub.1 -C.sub.10 alkyl and R.sub.4 is H or lower alkyl, or (b) a divinyl compound of the structure ##STR3## where R.sup.5 and R.sup.6 are H, Cl, or CH.sub.3. The polymer composition comprises a miscible blend of the above-described first and second addition copolymers.Type: GrantFiled: December 13, 1995Date of Patent: May 5, 1998Assignee: Eastman Kodak CompanyInventors: Louis Joseph Sorriero, John J. Fitzgerald
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Patent number: 5663232Abstract: The invention relates to sealable and pealable polymer compositions which contain 20-80 weight % polyolefin and 80-20 weight % ethylene-hyaroxyacrylate co- or terpolymer in which as one comonomer is 5-30 weight % hydroxyacrylate and as another comonomer 0-40 weight % vinyl compound. The composition is pealable also after heat processing.Type: GrantFiled: October 14, 1994Date of Patent: September 2, 1997Assignee: Borealis Holding A/SInventors: Hanneli Seppanen, Marja Ora, Lars-.ANG.ke Mattsson, Markku Sainio, Torvald Vestberg
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Patent number: 5661199Abstract: A non-aqueous dispersion containing, in addition to organic solvents,A) from 15-85% by weight of a dissolved film-forming component of hydroxyl group- and carboxyl-group containing polyesters, (meth)acrylic copolymers or mixtures thereof in which up to half the molecules may be esterified with 1 molecule of maleic acid each, andB) from 15-85% by weight of a disperse phase of uncross-linked (meth)acrylic copolymers having a hydroxyl number of at least 300, obtainable by the radical polymerization ofa) from 80-100% by weight of hydroxyalkyl (meth)acrylates andb) from 0-20% by weight of other .alpha.,.beta.-monounsaturated monomers in the dissolved film-forming component.Type: GrantFiled: May 28, 1996Date of Patent: August 26, 1997Assignee: Herberts Gesellschaft mit beschrankter HaftungInventors: Klaus Bederke, Hermann Kerber, Ralf Dahm, Friedrich Herrmann, Horst Voss
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Patent number: 5661219Abstract: A curable composition comprising (A) a compound having in the molecule two or more specific blocked carboxyl groups: (B) a compound having in the molecule two or more reactive functional groups which can form chemical bonds with the blocked carboxyl groups, and (C) a catalytic component selected from the following: (a) a thermal latent acid catalyst which comprises a compound having a epoxy group, a specific compound having a sulfur atom and a specific Lewis acid; (b) a thermal latent acid catalyst which comprises a specific compound, having at least one of a nitrogen atom, an oxygen atom, a phosphorus atom or a sulfur atom, a specific compound having a halogen atom and a specific Lewis acid having at least one of an aluminum atom, a zinc atom or a tin atom; or a mixture which comprises (c) a metallic chelate compound and a specific organic silicon compound or a condensate thereof.Type: GrantFiled: August 29, 1994Date of Patent: August 26, 1997Assignee: Nof CorporationInventors: Yoshinori Nakane, Hiroki Mizutani, Hayato Ishibashi, Masahiro Ishidoya
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Patent number: 5648166Abstract: A pressure-sensitive adhesive composition comprising a blend of both an acrylic ester-acrylic acid-macromolecular monomer copolymer adhesive component and an acrylic ester-acrylic acid-hydroxylated ether alkyl acrylate copolymer adhesive component in a ratio range of about 90:10 to 10:90 by weight of these components, methods for making such pressure-sensitive adhesive blends and tape articles having novel pressure sensitive adhesive blend components.Type: GrantFiled: February 21, 1995Date of Patent: July 15, 1997Assignee: Minnesota Mining and Manufacturing CompanyInventor: Wayne K. Dunshee
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Patent number: 5614590Abstract: A transparent coating agent which is free of heavy metal catalysts and which contains a hydroxy functional (meth)acrylic copolymer based binder, an aliphatic or cycloaliphatic polyisocyanate crosslinking agent, a solvent, and lacquer adjuvant.Type: GrantFiled: September 9, 1993Date of Patent: March 25, 1997Assignee: Herberts Gesellschaft mit beschrankterhaftungInventors: Klaus Bederke, Friedrich Herrmann, Hermann Kerber, Hans-Martin Schonrock
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Patent number: 5599872Abstract: A pressure-sensitive coating composition of an organic solvent solution of i) an acrylic copolymer containing carboxyl or hydroxyl groups; and ii) 0.1 to 15% by weight, based on the weight of i), of styrene-maleic copolymer.Type: GrantFiled: May 13, 1996Date of Patent: February 4, 1997Assignee: Monsanto CompanyInventor: John M. Sulewski
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Patent number: 5578677Abstract: A thermosetting composition which comprises:(D) a self-crosslinking compound having in the molecule (a) one or more functional groups of the formula (2): ##STR1## wherein R.sup.5, R.sup.6 and R.sup.7 are each hydrogen or an organic group of 1 to 18 carbons, R.sup.8 is an organic group of 1 to 18 carbons, Y.sup.2 is oxygen or sulfur, or R.sup.7 and R.sup.8 are bonded with each other to form a heterocyclic structure which comprises Y.sup.2 as the heteroatom component; and (b) one or more reactive functional groups which can form a chemical bond with carboxyl functional groups which are regenerated from (a) by heating; (C) optionally, a thermal latent acid catalyst which is activated during curing of the composition by heating; (A) optionally, a compound having in the molecule two or more functional groups of the formula (1): ##STR2## wherein R.sup.1, R.sup.2 and R.sup.3 are each hydrogen or an organic group of 1 to 18 carbons, R.sup.4 is an organic group of 1 to 18 carbons, Y.sup.1 is oxygen or sulfur, or R.Type: GrantFiled: December 27, 1995Date of Patent: November 26, 1996Assignee: Nippon Oil and Fats Company, LimitedInventors: Masahiro Ishidoya, Kishio Shibato, Keiji Komoto, Kenji Shibamoto, Mitsuyuki Mashita, Osamu Ohe
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Patent number: 5576038Abstract: A coextruded film suitable for packaging a flowable material, particularly milk, in a form, fill and seal machine comprises a core layer of a blend of high density polyethylene and linear low density polyethylene and skin layers of a blend of linear low density polyethylene and ethylene-methyl acrylate copolymer.Type: GrantFiled: March 10, 1995Date of Patent: November 19, 1996Assignee: James River Paper Company, Inc.Inventors: Neal E. Moore, James P. Markey, Jimmy M. Givens
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Patent number: 5576385Abstract: Thermoplastic molding materials containing a mixture of(A) from 15 to 70% by weight of a methacrylate polymer,(B) from 10 to 50% by weight of a copolymer obtained by polymerization of a mixture of(B1) a vinylaromatic monomer and(B2) a vinyl cyanide,(C) from 20 to 50% by weight of a graft copolymer of(C1) 50-80% by weight of a core of(C11) from 50 to 100% by weight of a 1,3-diene and(C12) from 0 to 50% by weight of a vinylaromatic monomer and(C2) 20-50% by weight of a graft shell of(C21) a C.sub.1 -C.sub.8 -alkyl ester of methacrylic or acrylic acid and(C22) a vinylaromatic monomer,with the proviso that the medium particle size (d.sub.50) of the graft copolymer is chosen in the range from 40 to 500 nm, and(D) from 0.5 to 15% by weight of a crosslinked methacrylate polymer.Type: GrantFiled: August 29, 1995Date of Patent: November 19, 1996Assignee: BASF AktiengesellschaftInventors: Kristin Tiefensee, Norbert G untherberg, Rainer Neumann, Ekkehard Jahns
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Patent number: 5571582Abstract: The present invention relates to a container or bag for garbage which repels animals such as cats, dogs, rats, and crows. The article is made from a composition comprising a polyolefin having 10 to 7000 ppm by weight of a compound selected from methyl salicylate, ethyl salicylate, propyl salicylate, n-butyl salicylate, iso-butyl salicylate, iso-amyl salicylate, and menthol.Type: GrantFiled: January 6, 1995Date of Patent: November 5, 1996Assignee: Mitsubishi Chemical CorporationInventor: Masahiko Katoh
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Patent number: 5559192Abstract: An air curing polymer composition is disclosed which contains acetoacetate functional polymer and an autoxidizable material. The composition cures on exposure to oxygen. One pack stable ambient curing compositions and a method of stabilizing acetoacetate functional groups to prevent hydrolysis are also disclosed.Type: GrantFiled: June 6, 1995Date of Patent: September 24, 1996Assignee: Rohm and Haas CompanyInventors: Daniel A. Bors, Alvin C. Lavoie, William D. Emmons