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Patents - POLYMERS

Category list

January 2007
POLYMERS
WO 2006/100124 A1 (09/28/2006) DSM IP Assets B.V.
Jansen J.F.G.A, Kleuskens E.C, Kraeger I.R.
GEL TIME DRIFT-FREE RESIN COMPOSITIONS
An unsaturated polyester resin or vinyl ester resin compositions having an acid value in the range 0.01 to 400 mg KOH/g of resin, are essentially free of cobalt and are curable with a peroxide component. The polymer contains reactive unsaturated groups, optionally a reactive diluent, and a dioxo-component.
WO 2006/100123 A1 (09/28/2006) DSM IP Assets B.V.
Jansen J.F.G.A, Kleuskens E.C, Kraeger I.R.
GEL TIME DRIFT-FREE RESIN COMPOSITIONS
An unsaturated polyester resin or vinyl ester peroxide curable resin compositions, essentially free of cobalt; comprise a salt and/or a base, a polymer containing reactive unsaturated groups, optionally a reactive diluent, and a dioxo-component. The gel-time of these resin compositions can be easily and favorably adjusted by varying the amount of base.
WO 2006/100122 A1 (09/28/2006) DSM IP Assets B.V.
Jansen J.F.G.A, Kleuskens E.C, Kraeger I.R.
GEL TIME DRIFT-FREE RESIN COMPOSITIONS
An unsaturated polyester resin or vinyl ester peroxide curable resin composition, contains a transition metal compound but is essentially free of cobalt, a polymer containing reactive unsaturated groups, optionally a reactive diluent, and a dioxo-component. The gel-time of these resin compositions can be easily and favorably adjusted by varying the transition metal content.
WO 2006/100121 A1 (09/28/2006) DSM IP Assets B.V.
Jansen J.F.G.A, Kleuskens E.C, Kraeger I.R.
GEL TIME DRIFT-FREE RESIN COMPOSITIONS
An unsaturated polyester resin or vinyl ester peroxide curable resin composition, contains an inhibitor but is essentially free of cobalt, a polymer containing reactive unsaturated groups, optionally a reactive diluent, and a dioxo-component. These resin compositions show a reduced gel-time drift tendency.
WO 2006/100120 A1 (09/28/2006) DSM IP Assets B.V.
Jansen J.F.G.A, Kleuskens E.C, Kraeger I.R.
GEL TIME DRIFT-FREE RESIN COMPOSITIONS
An unsaturated polyester resin or vinyl ester peroxide curable resin composition, contains a transition metal compound but is essentially free of cobalt, a polymer containing reactive unsaturated groups, optionally a reactive diluent, and a dioxo-component. The dioxo-component has a reduction energy (CRE), calculated using the Turbomole Version 5 program of -5 to -30 kcal/mole.
WO 2006/100825 A1 (09/28/2006) Tokyo Ohka Kogyo Co., Ltd.
Oshio K, Kumazawa A, Mizusawa R, Setsuda H, Obiya H.
PHOTOCURABLE RESIN COMPOSITION FOR FORMING BLACK MATRIX, PHOTOSENSITIVE FILM USING THE SAME, METHOD FOR FORMING BLACK MATRIX, BLACK MATRIX AND PLASMA DISPLAY PANEL HAVING THE BLACK MATRIX
A photocurable resin composition used for fine patterning which can form a black matrix, and can be developed with water, comprises (A) a copper, iron or cobalt metal powder, which is converted to a black material by oxidation, and (B) an organic component comprising (i) a water-soluble cellulose derivative, (ii) a photo-polymerizable monomer, (iii) an acrylic resin having a hydroxy group and (iv) a photopolymerization initiator.
WO 2006/085756 A1 (08/17/2006) Stichting Dutch Polymer Institute
Zijp J.C.M, Chen Z.
ELECTRICAL CONDUCTIVE POLYMER COMPOSITION
An electrically conductive polymer composition comprising a thermoset polymer and up to 20 wt. % of electrically conductive particles of an iron or cobalt based phtalocyanine complex, is prepared by mixing the complex with a precursor of the thermoset polymer, after which the mixture is polymerized to a polymer, and in which the particles are dispersed.
WO 2006/085756 A1 (08/17/2006) Stichting Dutch Polymer Institute
Brokken-Zijp J.C.M, Chen Z.
ELECTRICAL CONDUCTIVE POLYMER COMPOSITION
An electrically conductive polymer composition comprising a thermoset polymer and up to 20 wt. % of electrically conductive particles of an iron or cobalt based phtalocyanine complex, is prepared by mixing the complex with a precursor of the thermoset polymer, after which the mixture is polymerized to a polymer, and in which the particles are dispersed.
WO 2006/067961 A1 (06/29/2006) Ube Industries, Ltd.
Okamoto N, Ishiguchi K.
RUBBER COMPOSITION AND GOLF BALL EMPLOYING THE SAME
A rubber composition highly suitable for use in golf balls, which retains hardness and high impact resilience in roll processing, comprises: a base polymer consisting of (A) 20-99 parts by wt of high-cis polybutadiene, synthesized with a cobalt catalyst (B) 80-1 part by wt of high-cis polybutadiene synthesized with a non-cobalt catalyst; and a cocrosslinking agent.
WO 2006/067946 A1 (06/29/2006) Mitsubishi Engineering-Plastics Corporation
Tamura M.
POLYCARBONATE RESIN COMPOSITION AND MEDICAL INSTRUMENT COMPRISING THE SAME
A molded piece aromatic polycarbonate resin containing a colorant, does not assume conspicuous yellowness and retains excellent transparency when irradiated with cobalt-60 ?-radiation for sterilization. The transparency is such that it provides medical instruments in which the liquid level or color of the contents such as a liquid drug or blood can be easily recognized.
WO 2006/06303 A2 (06/15/06) Constar International Inc., Eastman Chemical Company
Stewart M.E, Estep R.N, Gamble B, Cliffton M.D, Quillen D.R, Buehrig L.S, Govindarajan V, Dauzvardis M.J.
BLENDS OF OXYGEN SCAVENGING POLYAMIDES WITH POLYESTERS WHICH CONTAIN ZINC AND COBALT
An article resistant to the transmission of oxygen may be formed by combining a polyester polymer and an oxygen scavenging composition comprising a polyamide in the presence of zinc and cobalt to form a melt; and forming an article such as a sheet or preform from the melt.
WO 2006/054808 A1 (05/26/2006) Ube Industries Ltd
Okamoto N, Anbe M, Yamashita J, Nakajima T, Kitamura T, Kimura O, Wada T.
PROCESS FOR PRODUCTION OF POLYBUTADIENE RUBBER AND RUBBER COMPOSITIONS
Rubbers, are produced by blending (A) a vinyl-cis polybutadiene (polymerised using an organoaluminum and a soluble cobalt compound) with a mixture of 1,3-butadiene, hydrocarbon solvent and water, to conduct 1,4-cis polymerization of 1,3- butadiene and then incorporating a similar catalyst and carbon disulfide into the resulting mixture to conduct 1,2-polymerization of 1,3-butadiene with a cis polybutadiene obtained in the first step.
July 2006
WO 2006/034981 A1 (04/06/2006) Akzo Nobel N.V.
Van De Bovenkamp-Bouwman A.G. Koers F.W.K.
CURING OF WATER-CONTAINING UNSATURATED POLYESTER RESINS INVOLVING A COBALT ACCELERATOR AND A COMPLEXING COMPOUND
A process for curing an unsaturated polyester resin containing at least 0.15 wt% of water, and 0.02 to 5.0 wt% of one or more conventional radical initiators comprising a -OOH moiety, at least 5 ppm of a cobalt accelerator, and at least one complexing compound.
WO 2005/113666 A1 (12/01/2005) Societe De Technologie Michelin
Barbotin F. Cabioch J-L. Greiveldinger M. Pouzet G.
RUBBER COMPOSITION EXHIBITING IMPROVED ADHESION TO A METAL REINFORCEMENT
A rubber composition for producing rubber-metal fabrics, adherable to a metal reinforcement contains a diene elastomer, a reinforcing filler, a crosslinking system and an organolanthanide adhesion promoter. The composition may be combined with a cobalt compound, in particularly for carcass reinforcements or a tire crown.
WO 2005/103112 A1 (11/03/2005) Kolon Industries, Inc
Choi W-S. Hwang J-M.
A FLAME RETARDANT POLYESTER WITH EXCELLENT COLOR TONE, AND A PROCESS OF PREPARING THE SAME
A flame-retardant polyester having excellent colour and a limited oxygen index (LOI) ranging from (28) to (35) and a colorimeter standard b value ranging from 1.0 to 3.0 prepared by adding a phosphorous flame retardant and cobalt acetate as a complementary colouring agent during polycondensation of the polyester.
January 2006
WO 2005/063835 A1 (07/14/05) Council of Scientific & Industrial Research
Kulkarni M.G., Karmalkar R.N.
COBALT IMPRINTED POLYMER COMPOSITION, PREPARATION AND USE THEREOF
A cross linked polymer composition for the selective removal of cobalt, prepared by the molecular imprinting technique, involving selection of vinyl monomers bearing functional groups that bind cobalt, formation of a complex of these monomers with cobalt and subsequent polymerisation of the complex in presence of a crosslinker.
WO 2005/052061 A1 (06/09/05) Eightyfour Co. Ltd
Kobata H.
COMPOSITE SYNTHETIC RESIN COMPOSITION AND MATERIAL THEREFROM
A liquid composite synthetic resin composition that can strike a balance between miscibility with aggregate and compressibility of the mixture and that can form a shielding film capable of shielfing X rays or radiation from cobalt 60 radiation source or a tough permeable/water retaining film in interstices occurring between aggregate and aggregate.
February 2005
WO 2005/023530 A1 (03/17/05) Invista Technologies S.A.R.L.
"Mehta, S.; Liu, Z.; Huang, X.; Schiraldi, D. A."
METHOD TO MAKE SINGLE-LAYER PET BOTTLES WITH HIGH BARRIER AND IMPROVED CLARITY
"A blend of polyester and a partially aromatic polyamide, preferably meta­xylylene adipamide with an ionic compatibilizer and 20 to about 500 ppm of a cobalt salt eg acetate, carbonate, octoate etc can be made into a container with both active and passive oxygen barrier and carbon dioxide barrier properties with improved colour and clarity over containers known in the art."
WO 2004/035696 A3 (12/02/04) Eastman Chemical Company
"He, M."
ACRYLATE-FUNCTIONAL ALKYD RESINS HAVING IMPROVED DRY TIME
A2 published (29.04.2004)
WO 2004/096913 A1 (11/11/04) Kaneka Corporation
"Ueda, K."
RESIN COMPOSITION AND PROCESS FOR PRODUCING THE SAME
"A resin composition resistant to discolouration, suitable for use as an adhesive is obtained by incorporating a reducing agent into a composition consisting of an oxyalkylene polymer obtained by polymerization using a cobalt complex metal cyanide as catalyst and an acrylic polymer and/or mercapto group-containing compound obtained by radical polymerization. "

 

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