Process for bulk alternating copolymerization of propylene and b

Details Process for bulk alternating copolymerization of propylene and b Process for bulk alternating copolymerization of propylene and b

1980-02-19

1983-03-29

Smith, Edward J.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

252429C, 526115, 526116, 526122, 526127, 526129, 526137, 526144, 526155, 526157, 5261692, 526339, 526902, C08F 202, C08F23606

Patent

active

043784550

ABSTRACT:
The present disclosure relates to a process for alternating copolymerization of propylene and butadiene in the absence of a polymerization solvent. The disclosure contains information relative to commercial production of the said copolymer and detailed teachings relative to the preparation of catalyst for use in the said process.

REFERENCES:
patent: 3370052 (1968-02-01), Mostardini et al.
patent: 3582987 (1971-06-01), Natta et al.
patent: 3652518 (1972-03-01), Kawasaki
patent: 3674755 (1972-07-01), Yamamoto et al.
patent: 3824224 (1974-07-01), Kawasaki et al.
patent: 3883493 (1975-05-01), Yamao et al.
patent: 3919180 (1975-11-01), Furukawa et al.
Derwent CPI, 1972, Ref. 32426T-A.
Derwent CPI, 1972, Ref. 32319T-A.
Derwent CPI, 1972, Ref. 43998P-A.
Derwent CPI, 1972, Ref. 37501P-A.
"Butadiene-Propylene Alternating Copolymers", Junji Furukawa, J. Polymer Sci.: Symposium No. 48, 19-31, (1974).
"Physical Properties of Propylene-Butadiene Copolymer", A. Kawasaki et al, International Rubber Conference, 1975, Tokyo, I-1-03, pp. 13-18.

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