Patents for C08C 3 - Treatment of coagulated rubber (139)
02/1998
02/01/1998CA2209389A1 Method for the production of nitrile rubber
01/1998
01/14/1998EP0818473A1 Process for finishing a resin from an emulsion polymerized latex
01/13/1998US5708132 Method for the production of nitrile rubber
12/1997
12/24/1997WO1997048754A1 A method of cleaning or purifying elastomers and elastomeric articles which are intended for medical or pharmaceutical use
12/16/1997US5698666 Coagulation; dehydration; drying
12/13/1997CA2201551A1 Process for finishing a resin from an emulsion polymerized latex
12/02/1997US5693695 Natural rubber containing viscosity stabilizer and method for manufacturing the same
11/1997
11/18/1997US5688910 Process and apparatus for removing unpolymerized gaseous monomers from olefin polymers
10/1997
10/16/1997WO1997038044A1 A method of cleaning or purifying elastomers and elastomeric articles which are intended for medical or pharmaceutical use
04/1997
04/02/1997EP0765886A1 Process and apparatus for removing unpolymerized gaseous monomers from olefin polymers
03/1997
03/26/1997EP0764660A1 Method of making rubber compositions
03/26/1997CA2186157A1 Method of making rubber
10/1996
10/23/1996EP0738288A1 Supercritical fluid extraction involving hydrofluoroalkanes
09/1996
09/24/1996US5559178 Process for manufacturing friable rubber bales
04/1996
04/03/1996EP0704457A1 Allergenic proteins of natural rubber latex, their production and use in assays
01/1996
01/02/1996US5481058 Supercritical fluid extraction involving hydrofluoroalkanes
07/1995
07/13/1995WO1995018834A1 Supercritical fluid extraction involving hydrofluoroalkanes
07/13/1995CA2180676A1 Supercritical fluid extraction involving hydrofluoroalkanes
03/1992
03/24/1992US5098635 Process for manufacturing friable rubber bales
05/1991
05/22/1991CN1051575A Process and composition for manufacturing friable rubber bales
05/15/1991EP0427339A2 Process and composition for manufacturing friable rubber bales
05/15/1991CN1051364A Process for removing chloroprene dimers from polychloroprene
05/08/1991EP0426023A1 Process for removing chloroprene dimers from polychloroprene
07/1990
07/24/1990US4943402 Process for removing chloroprene dimers from polychloroprene
05/1989
05/09/1989US4828714 Centrifuging, drying in vibrating fluidized-bed dryer, low dust content
10/1988
10/04/1988CA1242845A1 Process for purifying a rubber
02/1988
02/16/1988US4725667 Process for purifying a rubber
03/1986
03/18/1986US4575950 Method for removal of residual solvent from particulate crumb made by solution polymerization
05/1985
05/29/1985EP0142894A2 Process for purifying a rubber
04/1985
04/02/1985US4508592 Heating, pressurization, explosion
04/1983
04/26/1983US4381392 Method for removing chlorinated solvents from chlorinated polymers
04/1982
04/20/1982CA1121984A1 Apparatus for eliminating residual solvent from crumbled polymer
10/1981
10/13/1981CA1110799A1 Elastomer extrusion drying with gas injection
05/1981
05/26/1981US4269969 Polybutadienediol purification
05/20/1981EP0028816A1 Polybutadienediol production
12/1980
12/02/1980US4236958 Apparatus for eliminating residual solvent from crumbled polymer
07/1980
07/22/1980US4213888 Particulate elastomeric materials and method
10/1977
10/18/1977US4054731 Process for curing liquid chloroprene polymer containing xanthate active terminal groups using polyfunctional amines
05/1977
05/17/1977US4023978 Aerosol spray starch formulation
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