Quenching post cure

Details Quenching post cure Quenching post cure

1997-11-05

1999-07-27

Dawson, Robert

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524731, 524924, 525479, 525478, 528 15, 528502F, 424401, C08L 8305

Patent

active

059291648

ABSTRACT:
A method of thickening solvents involves reacting (A) an .tbd.Si--H containing polysiloxane with (B) an alpha, omegadiene; conducting the reaction in the presence of a platinum catalyst and (C) a solvent; continuing the reaction until a gel is formed by crosslinking and addition of .tbd.Si--H across double bonds in the alpha, omega-diene; adding additional solvent and a post cure quenching agent to the gel; and subjecting the solvent, the post cure quenching agent, and the gel to shear force until a paste is formed.

REFERENCES:
patent: 4851166 (1989-07-01), Kendall
patent: 4961963 (1990-10-01), Peters
patent: 5004792 (1991-04-01), Maxson
patent: 5548006 (1996-08-01), Hirabayashi et al.
patent: 5623030 (1997-04-01), Tsumura et al.
patent: 5654362 (1997-08-01), Schulz

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