Catalyst for producing aromatic vinyl compound polymer and proce

Details Catalyst for producing aromatic vinyl compound polymer and proce Catalyst for producing aromatic vinyl compound polymer and proce

1994-11-23

1996-04-23

Teskin, Fred

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526113, 526114, 526115, 526132, 526133, 526134, 526148, 526151, 526153, 526161, 526162, 526163, 526164, 502114, 502115, 502118, 502121, 502123, 502129, 502132, 502133, 502134, C08F 4643, C08F 1208

Patent

active

055104347

ABSTRACT:
There are disclosed a catalyst for producing an aromatic vinyl compound polymer which catalyst comprises a contact product between an (A) trivalent titanium compound and a (B) compound represented by the general formula (II) or (III)

REFERENCES:
patent: 3334079 (1967-08-01), Raich
patent: 4871704 (1989-10-01), Kohara et al.
patent: 5200537 (1993-04-01), Lee et al.
patent: 5391660 (1995-02-01), Numao et al.
Database WPI, Derwent Publications, AN-70-17293R, US-P-419 080, Mar. 26, 1954.
Patent Abstracts of Japan, vol. 11, No. 262, (C-442), Aug. 25, 1987, JP-A-62-061991, Mar. 18, 1987.
Macromolecules, vol. 21, No. 12, pp. 3356-3360, 1988, N. Ishihara, et al., "Stereospecific Polymerization of Styrene Giving the Syndiotactic Polymer" .

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