Patent application number | Description | Published |
20090186961 | Rubber Composition for Tire Comprising an Organosilicon Coupling Agent and an Inorganic Filler Covering Agent - Tyre and rubber composition for tyre or tyre semi-finished product, based on at least one isoprene elastomer (for example natural rubber), an inorganic filler as reinforcing filler (for example silica) and a coupling system which provides the bonding between the said reinforcing inorganic filler and the isoprene elastomer, the said coupling system comprising, in combination:
| 07-23-2009 |
20090215952 | Rubber compositions comprising two different coupling agents and also inorganic fillers - Elastomer isoprene rubber compositions contain an effective amount of a polyfunctional coupling system (A) as an inorganic-elastomer filler coupling agent, and (B) at least one elastomer of natural or synthetic rubber; (C) an inorganic filler as reinforcing filler; (D) other conventional constituents or additives comprising one or more vulcanizing agent(s), the polyfunctional coupling system being of the constituents (A1) and (A2): (A1) is at least one coupling agent selected from among the functionalized organosilicon compounds of formula (I): [(G | 08-27-2009 |
20090215999 | Preparation Of Organosilicon Compounds In Two-Phase Medium - Thermally stable functionalized organosilicon compounds containing at least one activated azo group, of formula (I): [(G | 08-27-2009 |
20090216000 | Preparation of organosilicon compounds - The synthesis of purified functionalized organosilicon compounds containing at least one active azo group having formula (I): [(G | 08-27-2009 |
20090216001 | Novel organosilicon compounds and process for the preparation thereof - The invention concerns synthesis of functionalized organosilicium compounds comprising at least one activated azo group of formula (I): [(G | 08-27-2009 |
20090221737 | Rubber compositions comprising coupling agents and coating agents and also inorganic fillers - The invention relates to the use of an effective amount of a coupling system (A) as an inorganic filler/elastomer coupling agent in rubber compositions comprising: (B) at least one natural or synthetic rubber elastomer, (C) an inorganic filler as reinforcing filler, (D) all or part of the other constituents or additives normally used particularly comprising (a) vulcanisation agent(s) the use being characterised in that: the coupling system (A) is a particular mixture of the following combination of ingredients (A1) and (A2): (A1) is at least one coupling agent selected from the following functionalised organosilicon compounds of formula (I): [(G | 09-03-2009 |
20110152458 | Rubber Composition for Tire Comprising an Organosiloxane Coupling Agent - A subject-matter of the present invention is a rubber composition intended for the manufacture of tyres or of tyre semi-finished products, based on at least one isoprene elastomer, an inorganic filler as reinforcing filler and a polyfunctional organosiloxane coupling agent capable of providing the bonding between the reinforcing inorganic filler and the isoprene elastomer, comprising per molecule, grafted to its silicon atoms, on the one hand at least one hydroxyl or hydrolysable functional group allowing it to be grafted to the reinforcing inorganic filler and, on the other hand, at least one group bearing at least one azodicarbonyl functional group —CO—N═N—CO— allowing it to be grafted to the isoprene elastomer. | 06-23-2011 |