Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1986-03-14
1987-02-17
Bell, James J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
526193, 526262, 528170, 528313, 528322, C08G 6948
Patent
active
046440399
ABSTRACT:
The use of organophosphines, organophosphonium salts or organophosphine complexes as cure catalysts in the cure of maleimide resin systems produces products having excellent physical properties and improved gel times. These systems are especially useful in the production of advanced structural composites.
REFERENCES:
patent: 3929713 (1975-12-01), D'Alelio
patent: 4012361 (1977-03-01), Bargain
patent: 4220741 (1980-09-01), Renner et al.
Boyd Jack D.
Shimp David A.
BASF Corporation
Bell James J.
Conger William G.
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