Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1990-08-03
1992-05-05
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
5253329, 5253333, 5253593, C08F 810
Patent
active
051108763
ABSTRACT:
A thermoplastic elastomeric block copolymer having terminal polystyrene units and olefin elastomeric mid block units, the copolymer having at least a glass transition temperature increasing amount of naphthoylated substitution on the polystyrene units.
REFERENCES:
patent: 4677153 (1987-06-01), Kitahara et al.
Harwood H. James
Jones Allan S.
Smook Malcoln A.
Delmendo R. H.
Renz Jr. Eugene E.
Schofer Joseph L.
The West Company Incorporated
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