Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From silicon reactant having at least one...
Patent
1992-07-24
1993-06-29
Marquis, Melvyn I.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From silicon reactant having at least one...
528 37, 525477, 525478, 525479, C08G 7706
Patent
active
052235963
ABSTRACT:
A diphenylsiloxane-dimethylsiloxane copolymer that contains at least one organofunctional group at its molecular chain terminals, wherein said organofunctional group is bonded to the silicon atom across a divalent organic group and wherein said organofunctional group is selected from the set comprising the amino group, epoxy group, carboxyl group, and hydroxyl group and a method for the preparation of the copolymer.
REFERENCES:
patent: 5169920 (1992-12-01), Okawa
Okawa Tadashi
Yamada Shuji
Dow Corning Toray Silicone Co. Ltd.
Marquis Melvyn I.
McKellar Robert L.
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