Isoprene polymerization process

Details Isoprene polymerization process Isoprene polymerization process

1986-05-22

1987-09-29

Michl, Paul R.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526110, 526137, 526142, 526143, C08F 452

Patent

active

046969845

ABSTRACT:
Isoprene polymers and copolymers are prepared by a polymerization process carried out in the absence of solvents and in the presence of a catalytic system comprising (a) at least one element or compound of an element pertaining to Group IIIB of the Periodic Table, (b) at least one aluminium alkyl derivative, (c) at least one organic halogen derivative or at least one halide of an element able to exist in at least two valency states with the halide corresponding to a higher state than the minimum, or at least one halogen or at least one hydrogen halide acid, (d) at least one compound containing one or more hydroxyl groups of which the hydrogen can be substituted, the ratio of component (b) to component (a) being equal to or less than 20.

REFERENCES:
patent: 3803053 (1974-04-01), Yoo
patent: 4242232 (1980-12-01), Sylvester
patent: 4461883 (1984-07-01), Takeuchi
patent: 4525549 (1985-06-01), Carbonaro

Affiliated with

Also associated with

Rating

Isoprene polymerization process does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Isoprene polymerization process, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Isoprene polymerization process will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1589797