Depolymerization of conjugated diene polymers

Details Depolymerization of conjugated diene polymers Depolymerization of conjugated diene polymers

1991-10-30

1992-11-10

Lipman, Bernard

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

5253328, 5253329, 5253331, 5253332, 525370, C08F 850

Patent

active

051624460

ABSTRACT:
This is a process for the depolymerization of conjugated diene polymers which comprises contacting the polymers with hydrogen in the presence of at least one bis(cyclopentadienyl)zirconium compound.

REFERENCES:
patent: 3917576 (1975-11-01), Uraneck et al.
patent: 3995095 (1976-11-01), Short
patent: 4038228 (1977-07-01), Taylor
patent: 4072807 (1978-02-01), Uraneck et al.
patent: 4495311 (1985-01-01), Hudgin et al.
patent: 4501857 (1985-02-01), Kishimoto et al.

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