Process for the production of high molecular weight, optionally

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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528388, C08K 549

Patent

active

044645074

ABSTRACT:
The invention describes a process for the preparation of optionally branched polyarylene sulphides in organophosphorus compounds as solvents.

REFERENCES:
patent: 3869434 (1975-03-01), Campbell et al.
patent: 3876592 (1975-04-01), Scoggins
patent: 4039518 (1977-08-01), Campbell
patent: 4096132 (1978-06-01), Edmonds
patent: 4303781 (1981-12-01), Krefeld et al.
patent: 4331801 (1982-05-01), Krefeld et al.

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