Cured or uncured chlorinated polyethylene composition and proces

Details Cured or uncured chlorinated polyethylene composition and proces Cured or uncured chlorinated polyethylene composition and proces

1977-03-25

1979-08-21

Henderson, C. A.

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

Synthetic resins

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

525348, 525350, 525335, 260 4221, C08K 537, C08J 324

Patent

active

041654161

ABSTRACT:
A cured or uncured chlorinated polyethylene composition free from hexamethylphosphoric triamide complex comprising (A) chlorinated polyethylene, (B) a mercaptotriazine as cross-linking agent, (C) a cross-linking accelerator selected from the group consisting of specified dithiocarbamic compounds, secondary and tertiary amines, and the carboxylates, mercaptothiazole salts, dithiocarbamates and dithiophosphates of said secondary and tertiary amines and the benzothiazylsulfenamides of said secondary amines, and (D) an acid acceptor of metal compounds; as well as a process for curing uncured chlorinated polyethylene which comprises heating same in the absence of hexamethylphosphoric triamide complex in the presence of (B), (C) and (D) at a temperature of about 120.degree. to about 200.degree. C.

REFERENCES:
patent: 2804450 (1957-08-01), Naylor
patent: 3397174 (1968-08-01), Parker
patent: 3919143 (1975-11-01), Morris

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