Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Treating polymer containing material or treating a solid...
Patent
1990-05-14
1991-12-03
Anderson, Harold D.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Treating polymer containing material or treating a solid...
528392, 528480, 528493, 528494, 528497, 528498, C08G 6702
Patent
active
050701843
ABSTRACT:
The relative average stereoregular character of a stereoregular linear alternating polymer of carbon monoxide and aliphatic .alpha.-olefin of at least 3 carbon atoms is enhanced by contacting a stereoregular linear alternating polymer with certain selective solvents and obtaining as a residue of such contacting a polymer of enhanced average stereoregular character.
REFERENCES:
patent: 4788279 (1988-11-01), Drent
patent: 4798884 (1989-01-01), Brons et al.
Drent Eit
Wong Pui K.
Anderson Harold D.
Shell Oil Company
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