Method for making norbornane anhydride substituted polyorganosil

Details Method for making norbornane anhydride substituted polyorganosil Method for making norbornane anhydride substituted polyorganosil

1986-03-03

1987-01-06

Marquis, Melvyn I.

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

Synthetic resins

From silicon reactant having at least one...

528 26, 528 37, 549234, 549235, 549236, 549237, C08G 7706

Patent

active

046347550

ABSTRACT:
A method is provided for making norbornane anhydride substituted organosiloxane by equilibrating norbornane anhydride organosiloxane with cyclopolydiorganosiloxane, organopolysiloxane and mixtures thereof under neat conditions in the presence of an acidic equilibration catalyst followed by quenching the resulting mixture with a silazane and thereafter devolatilizing the resulting equilibrated product.

REFERENCES:
patent: 4381396 (1983-04-01), Ryang
patent: 4598135 (1986-07-01), Buese

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