Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1987-05-15
1988-11-01
Bleutge, John C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525375, C08F 830
Patent
active
047821221
ABSTRACT:
An A-B-A triblock copolymer particularly suitable for use as an impact modifier for thermoplastic molding compositions containing an imide containing copolymer is disclosed. Molded compositions of the invention exhibit excellent impact strength and heat resistance and are transparent.
REFERENCES:
patent: 4186191 (1980-01-01), Chamberlin et al.
patent: 4261925 (1981-04-01), Tomalia et al.
Macromolecules, vol. 6, No. 6, Nov-Dec. 1973, pp. 805-808 "Preparation of Block Copolymer of 2-Oxazoline and Butadiene", Saegusa et al.
Arco Chemical Company
Bleutge John C.
Carrillo A.
Kozak Dennis M.
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