Process for the purification of amorphous ethylene/alphaolefin c

Details Process for the purification of amorphous ethylene/alphaolefin c Process for the purification of amorphous ethylene/alphaolefin c

1986-09-26

1988-06-28

Schofer, Joseph L.

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

Synthetic resins

Removing and recycling removed material from an ongoing...

528497, 528498, 528502, C08F 600, C08F 624

Patent

active

047540044

ABSTRACT:
Amorphous ethylene/alphaolefin copolymer (optionally additionally containing nonconjugated polyene) is purified by contacting a reaction mass comprising such polymer and live, soluble polymerization catalyst composition with an effective amount of a liquid wash solution comprising at least one member selected from the group consisting of ethane, propane, butane, isobutane, neopentane, propylene, 1-butene 2-butene and isobutene.

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patent: 4581431 (1986-04-01), Yamazaki et al.
"Tables of Physical Properties", vol. 40 (17th ed.) Union Carbide Chem. Co. (1960) p. 2.
"Chemical Eng. Hndbk", J. Perry (ed.) McGraw-Hill Co., Inc., N.Y. (1950) p. 291.

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