Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Effecting a change in a polymerization process in response...
Patent
1977-08-08
1978-12-26
Hamrock, William F.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Effecting a change in a polymerization process in response...
526 57, C08F 808
Patent
active
041317254
ABSTRACT:
An improved process for the production of epoxidized rubbery polymers substantially free of gel which comprises carrying out the epoxidation in an aliphatic or alicyclic hydrocarbon diluent with hydrogen peroxide and a mixture of formic acid and at least one other low molecular weight monocarboxylic acid.
REFERENCES:
patent: 3740414 (1973-06-01), Olson
patent: 3842010 (1974-10-01), Puppas et al.
patent: 3975332 (1976-08-01), Anderson
patent: 4051199 (1977-09-01), Udipi et al.
Hamrock William F.
Phillips Petroleum Company
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