Block copolymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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525280, 525293, 525296, 525307, 525308, C08F29300, C08F29700

Patent

active

060692057

ABSTRACT:
The present invention is block copolymer of the formulas I and II

REFERENCES:
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patent: 5863978 (1999-01-01), Vosters
"Block Copolymers by Transformation of "Living" Carbocationic into "living" Radical Polymerization", Coca et al, Polymer Preprints, 38(1), pp.693-694, 1997.
Polystyreme-b-Polyisoprene-b-Polystyrene Block Copolymers by Combining Living Cationic and Living Free Radical Polymerization. Chen et al, Polymer Preprints, 38(1), pp. 715-716, 1997.
Wang. J. Am. Chem. Soc., 117, 5614 (1995).
Wang, Polymeric Material Science and Engineering (ACS, Polymer Mateirals Div.), 73, 416 (1995).
Coca, Polymer Preprint (ACS, Polymer Chemistry Div.), 38(1), 693 (1997).
Chen, Polymer Preprint (ACS, Polymer Chemistry Div.), 38(1), 715 (1997).
Paul C. Hiemenz, "Polymer Chemistry the Basic Concepts, The Chains and Averages of Polymers", 1984, Marcel Dekker, Inc., p. 12.

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