Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1980-07-16
1982-11-23
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C08F 602
Patent
active
043606431
ABSTRACT:
A method is provided for producing block copolymers of a lactone and a conjugated diene and/or a monovinylarene, in which the lactone polymerization step is terminated by addition of water, a mineral acid or a carboxylic acid.
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Michl Paul R.
Phillips Petroleum Company
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