Patents for C08C 1 - Treatment of rubber latex (1,340) |
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05/14/1997 | EP0773230A1 Production process of depolymerized natural rubber |
04/22/1997 | US5622998 Dissolving in solvent; catalytic air oxidation |
03/11/1997 | US5610212 Adding alkylbenzenesulfonate and polyoxyalkylene alkyl sulfuric acid ester salt; antiallergens |
03/06/1997 | WO1997008228A1 Improved methods for reducing allergenicity of natural rubber latex articles |
02/04/1997 | US5599861 Moulded, non-caking masticating agents |
01/23/1997 | WO1997002295A1 Process for flocculating diene polymer rubber latex to increase polymer particle size, graft polymer, and thermoplastic resin composition |
01/16/1997 | WO1997001581A1 Removal of protein from natural rubber latex articles |
12/17/1996 | US5585459 Process for producing raw rubber |
12/03/1996 | US5580942 Homogenizing plants in water containing buffer, an antioxidant and binder; filtration and separation |
11/14/1996 | DE19517696A1 Removing residual monomers from butadiene]-styrene] copolymer latex |
11/07/1996 | DE19516362A1 Monomer removal from butadiene-styrene copolymer synthesis latex |
10/29/1996 | US5569740 Deproteinized natural rubber latex and its production process |
10/23/1996 | EP0516728B1 Ozonolysis of hydrogenated latices |
10/08/1996 | US5563241 Methods to remove proteins from natural rubber latex |
09/24/1996 | US5559178 Process for manufacturing friable rubber bales |
09/19/1996 | WO1996028500A1 Process for preparing deproteinized natural rubber latex molding and deproteinizing agent for natural rubber latex |
08/22/1996 | DE19505354A1 Diene] rubber modification to increase reinforcing action of filler |
06/27/1996 | WO1996019531A1 Latex compositions and films produced therefrom |
06/27/1996 | CA2202900A1 Latex compositions and films produced therefrom |
06/19/1996 | CN1124970A Compatibilized elastomer blends containing grafted polymers of an isoolefin and alkylstyrene |
06/12/1996 | CN1124252A Concentrating method for styrene butadiene rubber latex |
06/06/1996 | WO1996017010A1 Thermoplastic moulding material which is modified to give it impact-resistance and improved heat-ageing resistance, and a process for manufacturing such a material |
06/05/1996 | DE4442881A1 Schlagzäh modifizierte thermoplastische Formmasse mit verbesserter Wärmealterungsbeständigkeit und Verfahren zu ihrer Herstellung Impact-modified thermoplastic molding composition having improved heat aging resistance and process for their preparation |
05/14/1996 | US5516818 Separation of particles after emulsion or suspension polymerization using solvents for stripping |
04/23/1996 | US5510399 Aqueous, high-solids synthetic rubber emulsion and its preparation |
04/03/1996 | EP0704457A1 Allergenic proteins of natural rubber latex, their production and use in assays |
04/02/1996 | US5504135 Nontoxic mixture containing aromatic and aliphatic hydrocarbons and having controlled kinematic viscosity |
03/27/1996 | CA2134839A1 Method for removing volatile organic compounds from latices |
03/20/1996 | EP0702029A1 Depolymerized natural rubber and process for preparation thereof |
02/07/1996 | EP0695327A1 Compatibilized elastomer blends containing grafted polymers of an isoolefin and alkylstyrene |
02/07/1996 | CN1116211A Agglomerating agent latex with bound poly(ethylene oxide) |
12/20/1995 | EP0687707A1 Preformed, non-agglomerating masticating agent |
12/20/1995 | EP0687689A1 Agglomerating agent latex with bound poly(ethylene oxide) |
11/28/1995 | US5470895 Agglomerating agent latex with bound poly(ethylene oxide) |
11/21/1995 | US5468788 Agglomeration of latices by organic acid - anhydride mixtures |
10/27/1995 | WO1994024208A1 Compatibilized elastomer blends containing grafted polymers of an isoolefin and alkylstyrene |
10/27/1995 | CA2160885A1 Compatibilized elastomer blends containing grafted polymers of an isoolefin and alkylstyrene |
09/07/1995 | DE4406584A1 Preventing the risk of allergic reactions |
09/06/1995 | EP0575400B1 Rubber processing oil and rubber products containing it |
07/05/1995 | EP0661296A1 Aqueous, highly concentrated dispersion of synthetic rubber and its preparation |
05/11/1995 | DE4439919A1 Verfahren zur Konservierung und Verbesserung der Stabilisierung von Latex A method for preserving and improving the stabilization of latex |
05/10/1995 | CA2135367A1 Preservation and enhanced stabilisation of latex |
03/01/1995 | EP0640623A2 Manufacture of rubber articles |
02/14/1995 | CA2058210C Method of forming a membrane, especially a latex membrane, having a biocide barrier |
01/25/1995 | EP0471766B1 A process for minimizing residual free hydrazine in polymer latices |
12/28/1994 | EP0630907A1 Means for stabilizing deproteinized natural rubber latex |
12/14/1994 | CN1096302A Process for producing raw rubber |
12/14/1994 | CN1096301A Means for stabilizing deproteinized natural rubber latex |
11/17/1994 | EP0624601A1 Process for producing raw rubber |
11/17/1994 | EP0624600A1 Agglomeration of latices by organic acid - anhydride mixtures |
08/09/1994 | US5336720 High impact strength graft polymer from rubber latex and polymeric additive |
05/11/1994 | CN1086520A Deproteinized natural rubber and process for producing the same |
04/12/1994 | US5302696 Using a scavenger |
03/15/1994 | US5294659 Method for preparing emulsion polymerized polybutadiene of increased particle size |
03/02/1994 | EP0584597A1 Deproteinized natural rubber and process for producing the same |
12/29/1993 | EP0575400A1 Rubber processing oil and rubber products containing it. |
11/16/1993 | US5262455 Process for agglomerating a latex, agglomerated latex obtained and its application of the modification of thermoplastic matrices to make them impact-resistant |
10/13/1993 | CN1022381C Drying equipment for sticky material |
09/14/1993 | US5244940 Process for agglomerating a latex, agglomerated latex obtained and its application to the modification of thermoplastic matrices to make them impact-resistant |
09/07/1993 | US5242596 Process for concentrating latex dispersions |
09/01/1993 | EP0557625A1 Method of making latex articles |
03/16/1993 | CA1314651C Process for coagulating polymer latex |
02/17/1993 | EP0527386A1 Process for concentrating latex dispersions |
12/15/1992 | US5171833 Contacting with peroxide and metal salt initiator, then with scavenger |
12/09/1992 | EP0517539A1 Impact resistant polymers |
12/06/1992 | CA2070060A1 Impact resistant polymers |
11/04/1992 | EP0471766A4 A process for minimizing residual free hydrazine in polymer latices |
10/07/1992 | CN1065075A Low-formaldehyde, self-crosslinking polymer latex composition |
09/03/1992 | WO1992014779A1 Rubber processing oil and rubber products containing it |
09/01/1992 | US5143954 Low-formaldehyde, self-crosslinking polymer latex composition |
06/03/1992 | EP0488605A2 Low-formaldehyde self-crosslinking polymer latex composition |
05/28/1992 | CA2055937A1 Low-formaldehyde, self-crosslinking polymer latex composition |
03/24/1992 | US5098635 Process for manufacturing friable rubber bales |
02/26/1992 | EP0471766A1 A process for minimizing residual free hydrazine in polymer latices. |
01/28/1992 | CA1295066C Latex agglomeration process, latex thus produced and its use for modifying thermoplastic matrix to render same impact resistant |
11/26/1991 | US5068313 Process for minimizing residual free hydrazine in polymer latices |
10/16/1991 | EP0451998A2 Process for stabilizing chloroprene copolymer latex |
10/02/1991 | CN1054985A Comprehensive extraction of gutta-percha |
09/05/1991 | WO1991013117A1 Ozonolysis of hydrogenated latices |
08/21/1991 | EP0442679A1 Purification of latex |
08/20/1991 | US5041689 Method of recovering L-quebrachitol from rubber latex serums |
08/17/1991 | CA2035604A1 Purification of latex |
08/13/1991 | US5039737 Reducing concentration of residual hydrazine to obtain soluble elastomers |
07/02/1991 | US5028349 Moulding compositions having uniform particle size and improved thermal stability |
06/26/1991 | EP0433710A2 Method for preparing emulsion polymerized polybutadiene of increased particle size |
06/22/1991 | CA2030615A1 Method for preparing emulsion polymerized polybutadiene of increased particle size |
05/22/1991 | CN1051575A Process and composition for manufacturing friable rubber bales |
05/15/1991 | EP0427339A2 Process and composition for manufacturing friable rubber bales |
05/15/1991 | CN1051364A Process for removing chloroprene dimers from polychloroprene |
05/08/1991 | EP0426023A1 Process for removing chloroprene dimers from polychloroprene |
03/12/1991 | CA1281473C Particulate polymer and preparation process thereof |
03/06/1991 | CN1011861B Particulate nonrubber materials derivatives from serums resulting from treatment of natural rubber latexes and method of their prodn. |
01/22/1991 | US4987196 Process for acceleratively vulcanizing rubbers with protein serum |
12/11/1990 | US4977241 Agglomeration of particles contained in latex |
11/21/1990 | CN1047092A Process for agglomerating latex and its application to modification of thermoplastic matrix |
11/15/1990 | WO1990013578A1 A process for minimizing residual free hydrazine in polymer latices |
11/14/1990 | CN1010410B Process for agglomerating latex and its application to modificaiton of thermoplastic matrix |
10/24/1990 | EP0192152B1 Mouldings with a uniform particle size and thermal stability |
10/23/1990 | US4965315 Aromatic vinyl monomer and vinyl cyanide monomer, diene rubber latex |
10/02/1990 | US4960864 Washing in the presence of a tricarboxylic acid |