Polymer-compatible polymethylsilsesquioxane

Details Polymer-compatible polymethylsilsesquioxane Polymer-compatible polymethylsilsesquioxane

1997-11-25

1999-05-25

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...

528 34, C08F28312

Patent

active

059070196

ABSTRACT:
A silylated polymethylsilsesquioxane, that contains no more than 0.12 residual silanol per Si atom and has a predetermined number average molecular weight from 380 to 2,000 is obtained by silylating the silanol in a starting polymethylsilsesquioxane with the formula

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patent: 4895914 (1990-01-01), Saitoh et al.
patent: 5491203 (1996-02-01), Matsui et al.
Wacker-Chemie GmbH; Munich, Mar. 1984; Methyl Silicone Resins; SME 10-152.831.
Wacker-Chemie GmbH; Munich, Jan. 1983; Wacker Silicone Resin Solution HK 15; SME 10-152.831.
Wacker-Chemie GmbH; Wacker Silicone Resin MK (Methyl polysiloxane); SME 10-146.8110 (replacing SME 10-114.793).
"Shirikoon Handobukku" (English Title: Silicone Handbook), Edited by Kunio Itoh, Published by Nikkan Kogyo Shinbunsha (1990).
J. Am. Chem. Soc., 1990, 112, pp. 1931-1936.

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