Abstract:
Process for producing polymers with reactive groups wherein a CH CH-containing polymer is reacted with a substituted olefin in the presence of a catalyst of A. A COMPOUND OF A METAL OF GROUPS Vb or VIb of the Periodic Table and B. AN ORGANO COMPOUND OF A METAL OF GROUPS Ia to IVa of the Periodic Table.
Abstract:
A catalyst system of A. A TUNGSTEN OR MOLYBDENUM SALT B. AN ORGANO TIN COMPOUND C. A BORON HALIDE OR ITS ETHERATE AND A PROCESS FOR POLYMERISING CYCLOPENTENE TO FORM CIS- AND TRANS-POLYPENTENAMERS WITH THE AID OF THE CATALYST SYSTEM. The preferred tungsten or molybdenum salts include halides and oxyhalides. The preferred organotin compounds include those of the formula
Abstract:
Method for producing graft polymers from a cyclic olefin as graft monomer and from a polymer containing carbon-carbon double bonds as the grafting base wherein the grafting reaction is effected by a catalyst comprising A. A COMPOUND OF A METAL OF Group VB or VIB of the Mendeleev Periodic System, and B. AN ORGANIC COMPOUND OF A METAL OF Group IA to IIIA of the Mendeleev Periodic System. AND GRAFT POLYMERS OBTAINED IN THIS PROCESS.
Abstract:
METHOD FOR PRODUCING TRANS-POLYPENTENAMER FROM CYCLOPENTENE BY MEANS OF A CATALYST COMPRISING: (A) A TUNGSTEN SALT (B) AN ORGANIC EPOXIDE (C) AN ORGANO-ALUMINIUM COMPOUND.
Abstract:
A PROCESS FOR THE PRODUCTION OF CYCLOPENTENE-POLYMERS HAVING PREDOMINANTLY TRANSCONFIGURATION BY THE POLYMERISATION OF CYCLOPENTENE IN SOLUTION IN INERT SOLVENT IN THE PRESENCE OF A MIXED CATALYST OF (A) A TUNGSTEN SALT, (B) A HALOGENATED ALCOHOL IN WHICH THE HALOGEN ATOM AND THE HYDROXYL GROUP ARE ATTACHED TO ADJACENT CARBON ATOMS, AND/OR A HALOGENATED PHENOL, AND (C) AN ORGANIC ALUMINIUM COMPOUND, IN THE MOLAR RATIO OF A:B:C OF 1:0.3 TO 10:0.5 TO 15.
Abstract:
A process for the preparation of sequence polymers from at least two polymers which contain C C-double bonds, wherein at least two polymers which contain C C-groups are treated in the liquid phase with a mixed catalyst of A. A COMPOUND OF A METAL OF GROUP Vb or VIb of the periodic system, and B. AN ORGANIC COMPOUND OF A METAL OF GROUPS Ia to IIIa of the periodic system and co-catalyst of epoxides or halogenated alcohols.
Abstract translation:一种从含有C = C-双键的至少两种聚合物制备序列聚合物的方法,其中至少两种含有C = C - 基团的聚合物在液相中用A的混合催化剂处理。化合物 周期性系统的Vb或VIb族金属,以及周期性体系的组分Ia-IIIa的有机化合物和环氧化物或卤代醇的助催化剂。
Abstract:
Cyclopentene is polymerized or copolymerized with a catalyst of tungsten hexafluoride and an organoaluminium compound to yield predominantly cis-polypentenamers.
Abstract:
CATALYST FOR PRODUCING HOMO- AND COPOLYMERS OF CYCLOPENTENE COMPRISING TUNGSTEN HEXACHLORIDE WHICH HAS BEEN IRRADIATED WITH LIGHT OF A WAVE LENGTH OF UP TO 7000 A. AND AN ORGANO ALUMINUM COMPOUND
Abstract:
PROCESS FOR IMPROVING THE STABILITY OF CIS-1,4-POLYISOPRENE VULCANISATES BY INACTIVATING A CATALYST CONTAINING SOLUTION OF POLYISOPRENE IN AN ORGANIC SOLVENT WITH A MIXTURE COMPRISING A LOWER ALIPHATIC ALCOHOL, A CONVENTIONAL ETABILISER AND A SMALL QUANTITY OF AN ALIPHATIC OR CYCLOALIPHATIC SECONDARY AMINE WHOSE ALKYL OR CYCLOALKYL RADICALS TOGETHER CONTAIN AT LEAST 10 CARBON ATOMS.