HYDROGENATION OF NITRILE RUBBER

申请公布号：CA2101689(C)

申请号：CA19932101689

申请日期：1993.07.30

申请公布日期：2004.01.27

申请人：

POLYSAR RUBBER CORPORATION

发明人：REMPEL, GARRY LLEWELLYN;GUO, XIANG-YAO

分类号：C08F8/04;C08C19/02;C08F236/04;C08F236/12;(IPC1-7):C08F236/12;C08F2/38;C08F4/80

主分类号：C08F8/04

摘要：An improved process is provided for the catalytic hydrogenation of nitrile rubber using a ruthenium catalyst wherein the improvement is that the nitrile rubber is provided as an aqueous emulsion and a solvent and a selected inorganic additive are present during the hydrogenation, whereby the molecular weight increase in the hydrogenation process is minimized and controlled.

SUPRALEITUNG IN VIERECKIG-PLANAREN MISCHSYSTEMEN

BLENDS OF COMB-SHAPED COPOLYMERS OF A MACROMOLECULAR MONOMER OF POLYACTONE WITH POLYMER(S)

TRANSMEMBRANE ION MOVEMENT

KUPPLUNGSVORRICHTUNG FUER ZAHNPROTHESEN.

SICHERHEITSSCHALTUNG EINER AUFZUGSKABINE MIT NIEDRIGER GESCHWINDIGKEIT.

SURGICAL APPARATUS FOR SUTURE INSERTION

SECRETED MAC-2-BINDING GLYCOPROTEIN

ABDECKVORRICHTUNG

A PRODUCT FORMED FROM SCRAP TYRES

INVERTER AIR CONDITIONER

PROTECTION ARRANGEMENT

IMPROVEMENTS TO GUTTERS

HYPERBOLIC MAGNETIC COIL OR SHEATH FOR ACCELERATION OR ENTRAPMENT OF PARTICLES

NAPHTHYLAMINE POLYCARBOXYLIC ACIDS

TELEPHONE HEADSET FOR PERSONAL COMPUTER

IMPROVEMENTS IN THREE-DIMENSIONAL IMAGERY

ADJUSTABLE LOCKING CAM ASSEMBLY

MOTOR DRIVEN FLUID COMPRESSOR

FREQUENCY SYNTHESIS USING FREQUENCY CONTROLLED CARRIER MODULATED WITH PLL FEEDBACK SIGNAL

DIELECTRIC RESONATOR DEVICE AND MANUFACTURING METHOD THEREOF