Mixture Contains Solid Polymer Derived From Reactant Containing A Fused- Or Bridged-ring System Patents (Class 525/97)
-
Patent number: 11512191Abstract: A thermoplastic elastomer compound includes a polyolefin elastomer blend of at least two different polyolefin elastomers, styrene-ethylene/butylene-styrene block copolymer, and plasticizer. The compound has a Melt Flow Rate (230° C., 2.16 kg) of no less than about 5 g/10 min and a Melt Flow Rate (190° C., 2.16 kg) of no less than about 1 g/10 min. Elastomeric films formed from the compound can be used in place of elastomeric films based on styrene-isoprene-styrene (SIS) block copolymers to make components of disposable hygiene articles.Type: GrantFiled: November 9, 2018Date of Patent: November 29, 2022Assignee: Avient CorporationInventors: Ketan Shah, Cesar Cruz
-
Patent number: 10392807Abstract: A non-black roofing membrane comprises an EPDM rubber; a non-black filler; a UV light stabilizer selected from the group consisting of NOR-HALS of the formula wherein R* is C1-C20alkyl, OH-substituted C1-C20alkyl, optionally C1-C4 alkyl-substituted C5-C12cycloalkyl, C7-C9phenylalkyl or O- or S-interrupted C2-C20alkyl, preferably C1-C12alkyl, benzyl or C5-C8 cycloalkyl especially C6-C10alkyl or cyclohexyl; and a cure package. The resultant roofing membrane provides increased weathering resistance.Type: GrantFiled: February 19, 2018Date of Patent: August 27, 2019Assignee: Firestone Building Products Co., LLCInventor: Hao Wang
-
Publication number: 20140349127Abstract: The present invention is a thermoplastic polymer composition which contains 10-120 parts by mass of a polar group-containing polypropylene resin (B) per 100 parts by mass of a thermoplastic elastomer (A) that is a block copolymer having a polymer block containing an aromatic vinyl compound unit and a polymer block composed of a conjugated diene unit having 40% by mole or more of 1,2-bonds and 3,4-bonds in total, or a hydrogenated product of the block copolymer (provided that a thermoplastic polymer composition containing 1 part by mass or more of a polyvinyl acetal resin is excluded). This thermoplastic polymer composition is able to be bonded with a ceramic, a metal or a synthetic resin without requiring a primer treatment, and has excellent flexibility, mechanical characteristics, moldability, heat resistance and storage stability.Type: ApplicationFiled: December 14, 2012Publication date: November 27, 2014Applicant: KURARAY CO., LTD.Inventors: Asako Minamide, Mikio Masuda, Masahiro Suzuki
-
Publication number: 20140213728Abstract: The present invention provides a hydrogenated block copolymer which has an excellent balance in a transparency, optical property, flexibility, mechanical property, moldability, heat resistance, gas barrier property, low moisture absorbency and non-adsorptive property of chemical. Also, the present invention has an object to provide a resin composition containing the hydrogenated block copolymer as a resin component, and a film and container containing the composition. The present invention relates to a hydrogenated block copolymer containing a Block A of a hydrogenated vinyl aromatic polymer and a Block B of a polymer containing isobutylene.Type: ApplicationFiled: March 31, 2014Publication date: July 31, 2014Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Naoyuki KOSAKA, Toshihisa Ishihara, Kenjiro Takayanagi
-
Patent number: 8709560Abstract: Polymeric compositions and methods of making and using such compositions are provided. The compositions incorporate a first polymeric component that is at least one high density polyethylene and a second polymeric component that is at least one polymer including propylene-derived units having a heat of fusion of less than 75 J/g wherein the propylene-derived units have an isotactic triad fraction of about 65% to about 99%. The polymeric compositions are found to have desirable environmental stress crack resistance properties and impact resistance properties. The polymeric compositions are useful in a variety of applications such as molded containers and extruded pipes.Type: GrantFiled: September 16, 2005Date of Patent: April 29, 2014Assignee: ExxonMobil Chemical Patents Inc.Inventors: Srivatsan Srinivas Iyer, Thomas Michael Miller
-
Patent number: 8476367Abstract: A pellet is formed by a method includes, in one embodiment, dispersing up to about 95% by weight of thermoset rubber particles into a carrier resin to form the plastic compound. The carrier resin includes an olefin block copolymer. The method also includes the steps of extruding the plastic compound through a die having at least one die hole to form at least one extrudate filament, cutting the at least one extrudate filament to a predetermined length to form a plurality of pellets, conveying the pellets to a separator/centrifugal dryer in water having a temperature of about 170° F. or greater, and separating the pellets from the water in the separator/centrifugal dryer so that the pellets are substantially dry upon removal from the separator/centrifugal dryer. The resultant pelletized plastic compound has a flex modulus of less than about 20,000 pounds per square inch (psi).Type: GrantFiled: January 31, 2011Date of Patent: July 2, 2013Assignee: Spartech CorporationInventor: George D. Howell
-
Patent number: 8071681Abstract: Polymeric compositions and methods of making and using such compositions are provided. The compositions incorporate at least one component that is a polymer including propylene-derived units and at least one component that is a styrenic block copolymer. The polymeric compositions are found to have desirable elastomeric properties while at the same time exhibiting beneficial processability characteristics. The unique combination of processability and performance attributes result in the polymeric compositions useful in a variety of applications such as films, fibers, woven and non-woven fabrics, sheets, molded objects, extruded forms, thermoformed objects, and all products made from such application materials.Type: GrantFiled: July 20, 2005Date of Patent: December 6, 2011Assignee: ExxonMobil Chemical Patents Inc.Inventors: Srivatsan Srinivas Iyer, Sudhin Datta, Trazollah Ouhadi
-
Publication number: 20110256373Abstract: A melt-blend resin composition prepared by melt-blending includes from 60 parts to 99 parts per hundred weight resin in the blend of an amorphous cycloolefin polymer composition exhibiting a glass transition temperature in the range of from 30° C. to 200° C.; and from 40 parts to 1 part per hundred weight resin in the blend of a partially crystalline, cycloolefin elastomer of norbornene and ethylene preferably having a glass transition temperature in the range of from ?10° C. to 15° C. and a crystalline melting temperature in the range of from 60° C. to 125° C. and a % crystallinity by weight in the range of from 5% to 40%. The partially crystalline, cycloolefin elastomer optionally has a second glass transition temperature at less than ?90° C.Type: ApplicationFiled: April 7, 2011Publication date: October 20, 2011Inventors: Paul D. Tatarka, Timothy M. Kneale
-
Patent number: 7947336Abstract: An epoxy resin composition, including: an epoxy resin (A) represented by Formula (1); an epoxy resin (B) having an epoxy equivalent of 220 or less and having twice or more epoxy groups in a molecule than epoxy groups of the epoxy resin (A); and a photocationic polymerization initiator (C), in which: the epoxy resins (A) and (B) constitute main components; and a weight of the epoxy resin (A) is 40% or more and a weight of the epoxy resin (B) is 30% or more with respect to a total weight of the epoxy resins (A) and (B): where: R represents a hydrogen atom, a methyl group, an ethyl group, a propyl group, or a t-butyl group; n represents an integer of 0 or more and 4 or less; and m represents an integer of 1 or more and 3 or less.Type: GrantFiled: June 4, 2010Date of Patent: May 24, 2011Assignee: Canon Kabushiki KaishaInventors: Shimpei Otaka, Kazunari Ishizuka, Isamu Horiuchi, Isao Imamura
-
Patent number: 7905872Abstract: An absorbent article may comprise a topsheet, a backsheet joined with the topsheet, an absorbent core interposed between the topsheet and backsheet; and one or more article elements selected from the group consisting of an anal cuff, an elasticized topsheet, a fastening system, a leg cuff, a waist elastic feature, a side panel, an ear, and combinations thereof. The article elements may comprise a slow recovery stretch laminate exhibiting an unload force at 37° C. of about 0.16 N/(g/m) or greater and a percent of initial strain after 15 seconds of recovery at 22° C. of about 10% or greater.Type: GrantFiled: June 3, 2005Date of Patent: March 15, 2011Assignee: The Procter & Gamble CompanyInventors: Robin Lynn McKiernan, Bryn Hird, Edward Joseph Urankar, Janet Neton
-
Patent number: 7887162Abstract: An epoxy resin composition, including: an epoxy resin (A) represented by Formula (1); an epoxy resin (B) having an epoxy equivalent of 220 or less and having twice or more epoxy groups in a molecule than epoxy groups of the epoxy resin (A); and a photocationic polymerization initiator (C), in which: the epoxy resins (A) and (B) constitute main components; and a weight of the epoxy resin (A) is 40% or more and a weight of the epoxy resin (B) is 30% or more with respect to a total weight of the epoxy resins (A) and (B): where: R represents a hydrogen atom, a methyl group, an ethyl group, a propyl group, or a t-butyl group; n represents an integer of 0 or more and 4 or less; and m represents an integer of 1 or more and 3 or less.Type: GrantFiled: January 29, 2010Date of Patent: February 15, 2011Assignee: Canon Kabushiki KaishaInventors: Shimpei Otaka, Kazunari Ishizuka, Isamu Horiuchi, Isao Imamura
-
Patent number: 7851559Abstract: Soft flame retardant thermoplastic compositions that are preferably halogen free and include a styrenic block copolymer having a low modulus, one or more of a polyolefin polymer or copolymer and an acrylate containing polymer or copolymer, one or more of a softener and plasticizer, an inorganic phosphorous-containing flame retardant, and optionally but preferably, a platelet filler such as a nanoclay or an organic modified clay. In a preferred embodiment, the phosphorous-containing flame retardant has a surface coating thereon which reduces sensitivity of the flame retardant to water, and thus reduces the amount of the flame retardant that can leach out in the presence of water, thereby enabling the compositions of the present invention to be utilized outdoors or other environments where exposure to water or high humidity is possible. The hardness of the compositions according to the invention preferably ranges from about Shore A 40 to about Shore A 90.Type: GrantFiled: November 13, 2007Date of Patent: December 14, 2010Assignee: Teknor Apex CompanyInventor: Biing-Lin Lee
-
Patent number: 7709554Abstract: An epoxy resin composition, including: an epoxy resin (A) represented by Formula (1); an epoxy resin (B) having an epoxy equivalent of 220 or less and having twice or more epoxy groups in a molecule than epoxy groups of the epoxy resin (A); and a photocationic polymerization initiator (C), in which: the epoxy resins (A) and (B) constitute main components; and a weight of the epoxy resin (A) is 40% or more and a weight of the epoxy resin (B) is 30% or more with respect to a total weight of the epoxy resins (A) and (B): where: R represents a hydrogen atom, a methyl group, an ethyl group, a propyl group, or a t-butyl group; n represents an integer of 0 or more and 4 or less; and m represents an integer of 1 or more and 3 or less.Type: GrantFiled: November 16, 2006Date of Patent: May 4, 2010Assignee: Canon Kabushiki KaishaInventors: Shimpei Otaka, Kazunari Ishizuka, Isamu Horiuchi, Isao Imamura
-
Patent number: 7687552Abstract: An epoxy resin composition, including: an epoxy resin (A) represented by Formula (1); an epoxy resin (B) having an epoxy equivalent of 220 or less and having twice or more epoxy groups in a molecule than epoxy groups of the epoxy resin (A); and a photocationic polymerization initiator (C), in which: the epoxy resins (A) and (B) constitute main components; and a weight of the epoxy resin (A) is 40% or more and a weight of the epoxy resin (B) is 30% or more with respect to a total weight of the epoxy resins (A) and (B): where: R represents a hydrogen atom, a methyl group, an ethyl group, a propyl group, or a t-butyl group; represents an integer of 0 or more and 4 or less; and m represents an integer of 1 or more and 3 or less.Type: GrantFiled: November 4, 2009Date of Patent: March 30, 2010Assignee: Canon Kabushiki KaishaInventors: Shimpei Otaka, Kazunari Ishizuka, Isamu Horiuchi, Isao Imamura
-
Publication number: 20090221750Abstract: A thermoplastic resin comprising a block copolymer or a graft copolymer possessing (A) a crystalline hydrogenated norbornene ring-opening polymer unit and (B) a non-crystalline polymer unit having a glass transition temperature of 40 to 300° C.; A method for producing thermoplastic resin comprising hydrogenating a block copolymer or a graft copolymer possessing a norbornene ring-opening polymer unit (C) and a polymer unit (D) which is converted into the above-mentioned non-crystalline polymer unit (B) after hydrogenation, in the presence of a hydrogenation catalyst; and a molding material comprising the thermoplastic resin are provided. The thermoplastic resin of the present invention excels in transparency, heat resistance, and mechanical strength.Type: ApplicationFiled: March 20, 2006Publication date: September 3, 2009Applicant: ZEON CORPORATIONInventors: Yasuo Tsunogae, Shigetaka Hayano, Atsushi Ishiguro
-
Publication number: 20090018253Abstract: Thermoplastic elastomer compositions with improved elastic properties, mechanical properties, and processability are disclosed. The compositions include thermoplastic elastomers and performance additives selected from aliphathic, aromatic, or aliphatic-aromatic resins having a number-average molecular weight of 500 to 5,000.Type: ApplicationFiled: July 8, 2008Publication date: January 15, 2009Applicant: EASTMAN CHEMICAL COMPANYInventor: Johnson Thomas
-
Patent number: 7381771Abstract: Adhesive compositions comprising a thermoplastic elastomer and a block copolymer with rigid vinyl aromatic blocks and non-rigid blocks of dienes and vinyl aromatic monomers.Type: GrantFiled: January 25, 2001Date of Patent: June 3, 2008Assignee: Advanced Elastomer Systems, L.P.Inventors: Trazollah Ouhadi, Gary K. Lawrence, Joseph E. Pfeiffer
-
Patent number: 7375178Abstract: High refractive index, melt processable polyphosphonates and methods for preparing the same are provided. These polymers are particularly useful for optical and ophthalmic parts, such as lenses. A method of preparing optical and ophthalmic lenses by injection molding the polymers of the present invention into the form of the optical or ophthalmic lenses is also provided.Type: GrantFiled: June 27, 2006Date of Patent: May 20, 2008Assignee: Essilor InternationalInventors: Hosadurga K. Shobha, Venkat Sekharipuram, James E. McGrath, Atul Bhatnagar
-
Patent number: 7319121Abstract: The invention described relates to formed profiles comprising microcellular TPE foam compositions, and articles therefrom, wherein the TPE are thermoplastic vulcanizates. The foamed thermoplastic elastomer profile comprises a foamable thermoplastic elastomer composition having a) a cross-linkable hydrocarbon rubber in the presence of b) a thermoplastic polyolefin resin having a Tm greater than 120° C. wherein said composition further comprising: a) 25 to 30 wt % of a partially or fully vulcanized reaction product of said cross-linkable hydrocarbon rubber with a cross-linking agent, said reaction product being present as a dispersed phase; b) 7 to 12 wt % of said thermoplastic resin as a continuous phase; c) 8-22 wt % of an elastomeric thermoplastic modifier comprising 1) 3-7 wt. % copolymers of propylene with one or more of ethylene and C4-C10 alpha-olefins, said copolymers having a Tm greater than 20° C. and less than 120° C., and, 2) 5-15 wt.Type: GrantFiled: October 7, 2005Date of Patent: January 15, 2008Assignee: Advanced Elestomer Systems, Inc.Inventor: Sunny Jacob
-
Patent number: 7291676Abstract: A composition comprising: (I) 55 to 95% by weight of an heterophasic polyolefin composition comprising 8 to 50% by weight of a crystalline propylene polymer fraction and 50 to 92% by weight of an elastomeric propylene fraction; (II) 2 to 20% by weight of an oxidized polyethylene wax having an acid number of 5 to 35 mg KOHIg, a molecular weight Mn of 1,000 to 100,000, and a melting point comprised between 92° C. and 140° C.; and (III) 3 to 25% by weight of a styrene block copolymer.Type: GrantFiled: September 15, 2003Date of Patent: November 6, 2007Assignee: Basell Poliolefine Italia S.p.A.Inventor: Dominic A. Berta
-
Patent number: 7196137Abstract: The invention is based on the discovery of useful combinations of fully cross-linked thermoplastic vulcanizates with styrenic block copolymers. The new combinations of the invention can provide a synergistic effect. Specifically, the compositions formed thereby can be both softer and more elastic than would be expected on the basis of the properties of the individual components. Such compositions can be used in numerous applications, including, for example, any application for which a soft material with very good recovery is desired.Type: GrantFiled: February 8, 2002Date of Patent: March 27, 2007Assignee: Teknor Apex CompanyInventors: Tonya M. McBride, Raman Patel, Wayne Thornton, Keith G. Saunders, Dexi Weng
-
Patent number: 7067083Abstract: High refractive index, melt processable polyphosphonates and methods for preparing the same are provided. These polymers are particularly useful for optical and ophthalmic parts, such as lenses. A method of preparing optical and ophthalmic lenses by injection molding the polymers of the present invention into the form of the optical or ophthalmic lenses is also provided.Type: GrantFiled: April 13, 2005Date of Patent: June 27, 2006Assignees: Essilor International (Compagnie Generale D'Optique), Virginia Tech Intellectual Properties, Inc.Inventors: Venkat Sekharipuram, Hosadurga K. Shobha, James E. McGrath, Atul Bhatnagar
-
Patent number: 7033676Abstract: A binder mixture comprises at least one polymer (A) with saturated main chain that is not a polyester and at least one polyester (B) with a saturated and/or unsaturated main chain, where (i) one of the two components (A) or (B) contains structural units I and/or II, or both components (A) and (B) contain structural units I and/or II, ?in which the index n is an integer from 1 to 10; and where (ii) at least polyester (B) that contains no structural units I and/or II contains maleic and/or fumaric esters incorporated in its main chain.Type: GrantFiled: January 21, 2000Date of Patent: April 25, 2006Assignee: BASF Coatings AGInventors: Rainer Blum, Jorge Prieto
-
Patent number: 6943221Abstract: High refractive index, melt processable polyphosphonates and methods for preparing the same are provided. These polymers are particularly useful for optical and ophthalmic parts, such as lenses. A method of preparing optical and ophthalmic lenses by injection molding the polymers of the present invention into the form of the optical or ophthalmic lenses is also provided.Type: GrantFiled: August 18, 2003Date of Patent: September 13, 2005Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Hosadurga K. Shobha, Venkat Sekharipuram, James E. McGrath, Atul Bhatnagar
-
Patent number: 6743860Abstract: The present invention relates to a thermoplastic resin composition comprising (a) 100 parts by weight of a block copolymer comprising at least two polymeric blocks A composed mainly of a vinyl aromatic compound and at least one polymeric block B composed mainly of a conjugated diene compound, or a hydrogenated block copolymer thereof, (d) 5 to 50 parts by weight of an organic peroxide, and (e) 10 to 80 parts by weight of one or more substances selected from the group consisting of multifunctional vinyl compounds and multifunctional (meth)acrylate compounds. The present invention provides a master batch of an organic peroxide in which the organic peroxide is so uniformly dispersed in a thermoplastic resin that crosslinking and/or decomposition occur uniformly, a method of preparing the same, a thermoplastic resin composition obtained using the master batch and a method of preparing the same.Type: GrantFiled: August 2, 2002Date of Patent: June 1, 2004Assignee: Riken Technos CorporationInventor: Hiroki Mizuno
-
Patent number: 6730736Abstract: An alicyclic structure-containing resin composition comprising an alicyclic structure-containing resin (A) having a polar group in a proportion of 3 to 50 mol % based on the whole repeating unit in the resin, and a soft polymer (B), a varnish containing the resin composition, a sheet formed of the resin composition, and an insulating film formed of the resin composition.Type: GrantFiled: October 2, 2000Date of Patent: May 4, 2004Assignee: Nippon Zeon Co., Ltd.Inventors: Shojiro Kaita, Takashi Iga, Yasuhiro Wakizaka, Yasuo Tsunogae
-
Patent number: 6723791Abstract: An oil-sorbent composition of matter has bound combinations of styrene-butadiene-styrene (SBS) and ethylene propylene diene monomer (EPDM). The SBS, or both materials, may be in the form of multitudes of granules. In certain preferred embodiments, the combination is 10-30% by weight and the SBS is about 30% styrene and manufactured without talc. The composition of matter can be formed into a solid, compliant body and utilized in a product for absorbing oil. The body can be formed, in one preferred embodiment, into an extended cylinder having an axial hole.Type: GrantFiled: December 31, 2001Date of Patent: April 20, 2004Assignee: Abtech Industries, Inc.Inventors: Glenn R. Rink, James F. Morris, Stephen C. Stelpstra, Robert L. Rosania, Jan R. Hegeman, Peter A. Allen
-
Patent number: 6696527Abstract: Provided is a novel olefin copolymer comprising [A] a cyclic olefin, [B] an aromatic vinyl compound and [C] an aliphatic &agr;-olefin having from 2 to 20 carbon atoms. (1) the component [A] therein accounts for from 0.1 to 30 mol %, the component [B] for from 0.1 to 49.9 mol %, and the total of the components [A] and [B] for from 0.2 to 50 mol %; and (2) the copolymer has a glass transition temperature Tg of lower than 60° C. Having a suitable modulus of elasticity, the copolymer can be a substitute for soft polyvinyl chloride as a soft resin, and it has good elastic recovery and transparency.Type: GrantFiled: June 20, 2001Date of Patent: February 24, 2004Assignee: Idemitsu Petrochemical Co. Ltd.Inventors: Kiyohiko Yokota, Noriyuki Tani, Nobuhide Ishihara, Junichi Matsumoto
-
Patent number: 6663970Abstract: The instant invention relates to an epoxy/alkylation-type hydrocarbon resin alloy comprising an epoxy resin, an alkylation-type hydrocarbon resin, and a curative. The alkylation-type hydrocarbon resin is characterized as a product formed by an alkylation reaction between a cyclic diolefin and aromatic solvent. A particularly effective alkylation-type hydrocarbon resin in this invention is the alkylation resin formed by the reaction of dicyclopentadiene (DCPD) with alkylnaphthalene solvent. The alkylation-type hydrocarbon resin can be readily dissolved into various epoxy resins and easily processed into resin impregnated glass cloth prepreg for ultimate conversion into electronic laminate products. These epoxy/alkylation-type hydrocarbon resin alloys retain high Tg values with minimal increase in thermal expansion.Type: GrantFiled: January 31, 1997Date of Patent: December 16, 2003Assignee: Eastman Chemical Resins Inc.Inventor: Daniel W. Klosiewicz
-
Patent number: 6653439Abstract: High refractive index, melt processable polyphosphonates and methods for preparing the same are provided. These polymers are particularly useful for optical and ophthalmic parts, such as lenses. A method of preparing optical and ophthalmic lenses by injection molding the polymers of the present invention into the form of the optical or ophthalmic lenses is also provided.Type: GrantFiled: June 22, 2001Date of Patent: November 25, 2003Assignees: Johnson & Johnson Vision Care, Inc., Virginia Tech Intellectual Properties Inc.Inventors: Hosadurga K. Shobha, Venkat Sekharipuram, James E. McGrath, Atul Bhatnagar
-
Patent number: 6632541Abstract: An olefin based copolymer composition having excellent weather resistance and excellent recycling properties having an olefin based copolymer obtained by copolymerizing two or more olefins, wherein the olefins are selected from the group consisting of ethylene, propylene and alpha olefins having 4 to 20 carbon atoms, and the total number of carbon atoms of the two or more selected olefins is 6 or more in combination with other component(s).Type: GrantFiled: February 10, 1999Date of Patent: October 14, 2003Assignee: Sumitomo Chemical Company, LimitedInventors: Hirofumi Johoji, Hidetake Hozumi, Tadaaki Nishiyama
-
Publication number: 20030065048Abstract: Radiation curable adhesive comprising an epoxidized block copolymer, a saturated block copolymer and/or a rosin derived alcohol, and a photoinitiator.Type: ApplicationFiled: June 26, 2001Publication date: April 3, 2003Inventor: Charles W. Paul
-
Patent number: 6541569Abstract: A polymer alloy and method of making same comprising a block copolymer thermoplastic elastomer comprising a microscopic porosity rapidly plasticized by environmental contaminants and a binder of a polymer or copolymer, the binder binding block copolymer particles while preserving the microscopic porosity and providing a macroscopic porosity to allow fluid penetration. The block copolymer preferably comprises styrene-butadiene-styrene (SBS) triblock copolymer, styrene-butadiene (SB) diblock copolymer, or styrene-isoprene-styrene (SIS) triblock copolymer, or a combination thereof, and the binder preferably comprises styrene-ethylene-butadiene (SEB) terpolymer, ethylene-propylene-diene monomer (EPDM) terpolymer, ethylene-propylene (EPR) copolymer, or styrene-butene butadiene (SBB) terpolymer, or a combination thereof. Most preferably the block copolymer comprises styrene-butadiene-styrene (SBS) triblock copolymer and the binder comprises ethylene-propylene-diene monomer (EPDM) terpolymer.Type: GrantFiled: April 7, 1998Date of Patent: April 1, 2003Assignee: Abtech Industries, Inc.Inventors: James F. Morris, Stephen C. Stelpstra
-
Patent number: 6541568Abstract: Thermoplastic polymer blends and formed articles made thereof which exhibit superior physical properties such as a combination of excellent scratch resistance, rigidity and impact toughness. The thermoplastic polyolefin blend includes from about 40 percent to about 80 percent of a base component of propylene-containing polymer; from about 5 percent to about 30 percent of a toughening component; and from about 3 percent to about 40 percent of a thermoplastic elastomer, preferably of a high styrene containing block or random copolymer. A preferred thermoplastic polyolefin blend includes between about 50 percent to about 70 percent of the base component; between about 10 percent to about 20 percent of the toughening component; and between about 5 percent to about 20 percent of the styrene block copolymer. Advantageously, the thermoplastic elastomer has greater than 50 percent by weight styrene monomer.Type: GrantFiled: June 1, 2000Date of Patent: April 1, 2003Assignee: Solvay Engineered PolymersInventors: Ruidong Ding, Satchit Srinivasan, Edmund K. Lau
-
Publication number: 20020165318Abstract: An oil-sorbent composition of matter has bound combinations of styrene-butadiene-styrene (SBS) and ethylene propylene diene monomer (EPDM). The SBS, or both materials, may be in the form of multitudes of granules. In certain preferred embodiments, the combination is 10-30% by weight and the SBS is about 30% styrene and manufactured without talc. The composition of matter can be formed into a solid, compliant body and utilized in a product for absorbing oil. The body can be formed, in one preferred embodiment, into an extended cylinder having an axial hole.Type: ApplicationFiled: December 31, 2001Publication date: November 7, 2002Inventors: Glenn R. Rink, James F. Morris, Stephen C. Stelpstra, Robert L. Rosania, Jan R. Hegeman, Peter A. Allen
-
Patent number: 6448335Abstract: Mixtures of C2-C10 olefin polymers functionalized with carboxylic acids which are neutralized from 1 to 100% with metallic ions The mixtures comprise (by weight): (1) 100 parts of a heterophasic polyolefin composition comprising crystalline polypropylene and an elastomeric fraction of an ethylene/propylene or superior ethylene/&agr;-olefin copolymer where the ethylene content is less than 40%; and (II) 0-250 parts of an elastomeric polymer selected from: a) ethylene/C3-C10 &agr;-olefin copolymers containing at least 20% of a C3-C10 &agr;-olefin; b) ethylene/methyl acrylate copolymers containing from 15 to 30% of recurrent units of methyl acrylate, and having a MFR ranging from 1 to 10 g/10 min; and c) polyisobutylenes; d) atactic propylene homopolymers and amorphous ethylene/C3-C10 &agr;-olefins copolymers produced with metallocenic catalysts; and e) styrene block copolymers containing butadiene and isoprene as comonomer.Type: GrantFiled: March 22, 2000Date of Patent: September 10, 2002Assignee: Basell Poliolefine Italia S.p.A.Inventors: Vittorio Braga, Roberto Bonari
-
Patent number: 6410623Abstract: A thermoplastic elastomer resin composition that is flexible and has superior wear resistant, oil resistant and appearance suited for automotive interior materials, and does not contain chlorine. The composition contains (a) 100 parts by weight of a block polymer composed of at least two polymeric blocks A (primarily vinyl aromatic compounds) and at least one polymeric block B (primarily conjugate diene compounds); (b) 50-170 parts by weight of a polyolefin-based resin; (c) 100-300 parts by weight of non-aromatic plasticizer for rubber; (d) 50-170 parts by weight of a thermoplastic elastomer composition containing crystalline polyolefin resin and completely or partially crosslinked ethylene-&agr;-olefin polymer (e) 5-50 parts by weight of silicon oil whose viscosity is 50,000 centistoke or more.Type: GrantFiled: January 21, 2000Date of Patent: June 25, 2002Assignee: Sumitomo Bakelite Company LimitedInventor: Ryoichi Okuda
-
Publication number: 20020072561Abstract: An olefin-based copolymer composition comprising the following component (a) in combination with any one component selected from the following components (b) to (i):Type: ApplicationFiled: February 10, 1999Publication date: June 13, 2002Inventors: HIROFUMI JOHOJI, HIDETAKE HOZUMI, TADAAKI NISHIYAMA
-
Patent number: 6344519Abstract: An oil-sorbent composition of matter has bound combinations of styrene-butadiene-styrene (SBS) and ethylene propylene diene monomer (EPDM). The SBS, or both materials, may be in the form of multitudes of granules. In certain preferred embodiments, the combination is 10-30% by weight and the SBS is about 30% styrene and manufactured without talc. The composition of matter can be formed into a solid, compliant body and utilized in a product for absorbing oil. The body can be formed, in one preferred embodiment, into an extended cylinder having an axial hole.Type: GrantFiled: January 9, 1998Date of Patent: February 5, 2002Assignee: Abtech Industries, Inc.Inventors: Glenn R. Rink, James F. Morris, Stephen C. Stelpstra
-
Publication number: 20010031847Abstract: This invention relates to novel resins, blends of the novel resins with base polymers and a process for producing a resin comprising combining a reactor feed blend comprising:Type: ApplicationFiled: March 9, 2001Publication date: October 18, 2001Inventors: Anne Vera Macedo, Martijn Hendrik Willem Burgers, Maria Leonor Garcia, Lutz Erich Jacob, Jozef Aleida Florent Smits, R. Derric Lowery, Jerry Lee Haluska, Charles L. Sims, Frank Carl Jagisch
-
Patent number: 6288210Abstract: High refractive index, melt processable polyphosphonates and methods for preparing the same are provided. These polymers are particularly useful for optical and ophthalmic parts, such as lenses. A method of preparing optical and ophthalmic lenses by injection molding the polymers of the present invention into the form of the optical or ophthalmic lenses is also provided.Type: GrantFiled: November 12, 1999Date of Patent: September 11, 2001Assignees: Virginia Tech. Intellectual Properties, Inc., Johnson & Johnson Vision Products, Inc.Inventors: Hosadurga K. Shobha, Venkat Sekharipuram, James E. McGrath, Atul Bhatnagar
-
Patent number: 6262175Abstract: A thermoplastic elastomer composition containing in percentages by weight based on the total weight of the composition, about 5% to about 90% vulcanized rubber crumb; about 5% to about 60% polyolefin; about 2% to about 30% uncured rubber or styrene-based thermoplastic elastomer; and about 2% to about 30% vinyl polymer selected from vinyl homopolymers, copolymers and mixtures. The composition in total contains less than 15% styrene block copolymer.Type: GrantFiled: May 1, 1998Date of Patent: July 17, 2001Assignee: NRI Technology Inc.Inventors: James R. Jury, Alfred Wing Yan Chien
-
Patent number: 6242532Abstract: A blend composition including from about 1 to about 99 weight percent syndiotactic polypropylene (sPP) and from about 99 to about 1 weight percent styrene-butadiene-styrene block copolymer (SBS) and olefin elastomer, based on the weight of the sPP, SBS and olefin elastomer. A method of making the composition includes contacting the sPP, SBS and olefin elastomer at a temperature above the melting point of the sPP and olefin elastomer, with useful articles formed therefrom.Type: GrantFiled: July 27, 1998Date of Patent: June 5, 2001Assignee: Fina Technology, Inc.Inventors: Alan S. Baumgartner, Robert H. Burr
-
Patent number: 6228433Abstract: A radiation curable and abrasion resistant coating composition is provided comprising: (a) 70% to 98% by weight of an urethane-acrylate oligomer; (b) 2% to 30% of fine particles of a filler capable of imparting abrasion resistance having an average particle size in the range of 1-20 microns; (c) optionally a reactive diluent; and (d) optionally an synthetic resin. The coatings when applied to wood floorings impart superior abrasion resistance.Type: GrantFiled: May 4, 1998Date of Patent: May 8, 2001Assignee: PermaGrain Products, Inc.Inventor: Alvin E. Witt
-
Patent number: 6217982Abstract: A calenderable thermoplastic polymer alloy composition made by blending ethylene/alkyl (meth)acrylate with a blend of polypropylene, ethylene copolymer ionomer resin, ethylene/glycidyl acrylate or methacrylate copolymer, and uncrosslinked ethylene propylene rubber.Type: GrantFiled: October 8, 1998Date of Patent: April 17, 2001Assignee: E. I. du Pont de Nemours and CompanyInventor: Robert Louis Dawson
-
Patent number: 6169144Abstract: There is disclosed: an injection-molded product containing a propylene based resin composition having a melt viscosity of not more than about 32 Pa·s measured at a shear rate of 2,432 s−1 and at a temperature of 240° C. and a swelling ratio of from about 1.3 to 2.0 measured at a shear rate of 2,432 s−1 and at a temperature of 240° C., which composition comprises: (i) about 50 to 70% by weight of a propylene based resin; (ii) about 15 to 30% by weight of a thermoplastic elastomer; and (iii) about 10 to 30% by weight of an inorganic filler.Type: GrantFiled: June 16, 1999Date of Patent: January 2, 2001Assignee: Sumitomo Chemical Company, LimitedInventors: Kenichi Higashi, Masao Toyoda, Susumu Kanzaki
-
Patent number: 6153680Abstract: Thermoplastic polymer alloy compositions and a process for preparing the compositions are provided comprising a blend of polypropylene, uncrosslinked ethylene copolymer, ionomeric copolymer of ethylene and .alpha.,.beta.-unsaturated C.sub.3 -C.sub.8 carboxylic acid, crosslinking agent, and silicone elastomer. The compositions may further comprise particulate filler, color concentrate and/or coloring pigment. The compositions are particularly useful for forming interior skin sheets for applications where low gloss and high scuff resistance are desired without the need for painting. A one step process for preparing moldable sheets from the thermoplastic polymer alloy compositions by in-line compounding and reactive extrusion is also provided which eliminates separate compounding and pelletizing processing steps as precursors to the sheet extrusion process.Type: GrantFiled: June 30, 1999Date of Patent: November 28, 2000Assignee: Delphi Technologies, Inc.Inventors: Suresh Deepchand Shah, Srimannarayana Kakarala, Jeanne E. Schneider
-
Patent number: 6107411Abstract: A block copolymer (hereinafter referred to as the block copolymer (I)), consisting essentially of a vinyl aromatic hydrocarbon and a conjugated diene and satisfying the following conditions (1) to (5):(1) the weight ratio of vinyl aromatic hydrocarbon units to conjugated diene units is from 60:40 to 90:10,(2) the number average molecular weight of the block copolymer is from 40,000 to 500,000,(3) the ratio of E'30/E'10, where E'30 is the storage modulus at a temperature of 30.degree. C. and E'10 is the storage modulus at a temperature of 10.degree. C., is from 0.75 to 1,(4) the block proportion of a vinyl aromatic hydrocarbon polymer contained in the block copolymer is from 70 to 100%, provided the block proportion=W1/W0.times.Type: GrantFiled: January 5, 1998Date of Patent: August 22, 2000Assignee: Denki Kagaku Kogyo Kabushiki KaishaInventors: Hideki Toya, Masayoshi Nakazato, Hiroshi Suzuki
-
Patent number: 5977271Abstract: The subject invention provides a thermoset elastomer comprising a crosslinked pseudorandom or substantially random interpolymer of: (a) from 15 to 70 weight percent of at least one .alpha.-olefin, (b) from 30 to 70 weight percent of at least one vinylidene aromatic compound, and (c) from 0 to 15 weight percent of at least one diene. The subject invention further provides a thermoplastic vulcanizate comprising the thermoset elastomers of the invention as provided in a thermoplastic polyolefin matrix. The subject invention further provides processes for preparing the inventive thermoset elastomers and thermoplastic vulcanizates, as well as parts fabricated therefrom. The inventive materials have a superior balance of properties, as compared to EPM and EPDM based materials. The subject invention also pertains to foams and methods for their preparation.Type: GrantFiled: August 27, 1997Date of Patent: November 2, 1999Assignee: The Dow Chemical CompanyInventors: Kevin W. McKay, Francis J. Timmers, Edwin R. Feig, Thoi H. Ho, Seema V. Karande
-
Patent number: 5874512Abstract: Resins which are the copolymers of an alpha-olefin, a cyclic olefin, and an aromatic-group-containing monomer are provided. The cyclic olefins retain their cyclic structures and the aromatic-group-containing monomers retain their aromatic structures after copolymerization into the resin product. Methods for production of the new resins in the presence of a metallocene catalyst system are also provided. New adhesive compositions containing the resin and articles using the new adhesive compositions are also part of the invention.Type: GrantFiled: September 18, 1997Date of Patent: February 23, 1999Inventors: James McCleod Farley, Martha Hetzel Robertson, Charles Lewis Sims