Acrylic elastomer composition

Details Acrylic elastomer composition Acrylic elastomer composition

1998-08-13

2000-01-18

Nutter, Nathan M.

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

Synthetic resins

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

525124, 525340, 525379, C08L 3308

Patent

active

060158603

ABSTRACT:
An acrylic elastomer composition, which comprises a carboxyl group-containing acrylic elastomer, a polyfunctional isocyanate compound or a blocked isocyanate, and at least one of a guanidine, a quaternary onium salt, a tertiary amine and a tertiary phosphine has an improved scorch resistance without lowering the normal state physical properties, heat resistance and compression set characteristics of the resulting vulcanization products, when the polyfunctional isocyanate used, or has an improved scorch resistance, particulary at high temperatures, without lowering the vulcanization speed when the blocked isocyanate is used.

REFERENCES:
patent: 3912672 (1975-10-01), Morris et al.
patent: 5008337 (1991-04-01), Patel
patent: 5200472 (1993-04-01), Naraki
patent: 5777029 (1998-07-01), Horrion et al.

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