Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1984-07-30
1985-07-09
Nielsen, Earl A.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
525504, 528 93, 528361, 528408, C08G 5968
Patent
active
045283583
ABSTRACT:
Molding materials, laminates, stratified material and cover or protective layers which are of high electrical and mechanical quality are formed from polymerisable epoxy compounds if the corss-linking of the epoxy resins is accomplished by anionic polymerisation, using mixed catalysts of tertiary amines of the formula: ##STR1## and an imidazoles of the formula: ##STR2## as a polymerisation catalysts.
REFERENCES:
patent: 3677978 (1972-07-01), Dowbenko et al.
patent: 4417010 (1983-11-01), Shimp
Hacker Heinz
Hauschildt Klaus-Robert
Kleeberg Wolfgang
Kretzschmar Klaus
Nielsen Earl A.
Siemens Aktiengesellschaft
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