Compositions – Preservative agents – Anti-corrosion
Patent
1975-08-22
1977-12-27
Lovering, Richard D.
Compositions
Preservative agents
Anti-corrosion
260 25AE, 260 25N, 264DIG5, C09K 300, C08J 908
Patent
active
040654010
ABSTRACT:
The invention refers to a blowing agent composition consisting of 1,4 butan-diol-bis-(carbonic acid ester-benzoic acid anhydride) and silicon dioxide. Silicon dioxide reduces the decomposition temperature of the anhydride while at the same time increasing the yield of gas substantially.
REFERENCES:
patent: 3743605 (1973-07-01), LaClair
Apel Gerhard
Cohnen Wolfgang
Bayer Aktiengesellschaft
Colen Frederick H.
Harsh Gene
Lovering Richard D.
Pope Lawrence S.
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