Melt metalation of block copolymers

Details Melt metalation of block copolymers Melt metalation of block copolymers

1992-04-10

1994-01-04

Jagannathan, Vasu S.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525250, 5253319, 5253329, 5253333, 525337, 525342, 525343, 525366, 525374, 525383, 528392, C08F29704

Patent

active

052761010

ABSTRACT:
A process is provided to functionalize hydrogenated block copolymers of vinyl aromatics and conjugated diolefin in a melt phase. The functionality is predominantly grafted to vinyl aromatic blocks by this process. The process is preferably performed in an extruder.

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