Alkenyl-functional silylated polymethysilses quioxane and method

Details Alkenyl-functional silylated polymethysilses quioxane and method Alkenyl-functional silylated polymethysilses quioxane and method

1998-02-23

1999-11-09

Dawson, Robert

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525477, 528 31, 528 34, 528 32, 528 15, C08F28312

Patent

active

059816708

ABSTRACT:
An alkenyl-functional silylated polymethylsilsesquioxane that contains no more than 0.12 residual silanol per Si atom and is obtained by silylating the silanol in starting polymethylsilsesquioxane. The starting polymethylsilsesquioxane has a predetermined number average molecular weight, Mn, from 380 to 2,000 and is represented by the general formula

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Wacker-Chemie GmbH; Wacker Silicone Resin MK (Methyl polysiloxane); SME 10-146.8110 (replacing SME 10-114.793).
Wacker-Chemie GmbH; Munich, Mar. 1984; Methyl Silicone Resins.; SME 10-160.843.
Wacker-Chemie GmbH; Munich, Jan. 1983; Wacker Silicone Resin Solution HK 15; SME10-152.831.
Chem. Rev., 1995, vol. 95, pp. 1409-1430.

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