Process for the production of high molecular weight thermoplasti

Details Process for the production of high molecular weight thermoplasti Process for the production of high molecular weight thermoplasti

1985-05-30

1986-10-14

Michl, Paul R.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526210, 526212, C08F 226

Patent

active

046173587

ABSTRACT:
A process for the production of uncross-linked vinyl polymers in two steps, a mixture of vinyl monomer, aliphatic hydroxyl compound, water and initiator being prepolymerized in step (A) and polymerization being completed in step (B) after the addition of more vinyl monomer and an emulsifier.

REFERENCES:
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patent: 4071675 (1978-01-01), Yu et al.
patent: 4076920 (1978-02-01), Mikofalvy et al.
patent: 4093581 (1978-06-01), Anderson
patent: 4182820 (1980-01-01), Curfman et al.
patent: 4186259 (1980-01-01), Bush et al.
patent: 4267090 (1981-05-01), Heimberg et al.
patent: 4286081 (1981-08-01), Mikofalvy et al.
patent: 4310649 (1982-01-01), Sjolin
Processes for Major Addition-Type Plastics and Their Monomers; Albright; 1974; pp. 250-251.
J. Polym. Sci.; Polymer Letters, 11, 503-513 (1973) Ugelstad et al.
Makromol. Chem., 175, 507-521 (1974), Ugelstad et al.

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