Preparation of polyacrylates

Details Preparation of polyacrylates Preparation of polyacrylates

1997-07-21

1998-11-03

Schofer, Joseph L.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526187, 5263297, 502132, C08F 452, B01J 3114

Patent

active

058309616

ABSTRACT:
Polyacrylates based on alkyl acrylates or alkyl alkylacrylates or mixtures thereof as monomers are prepared in the presence of an initiator composition containing an alkali metal ester enolate and an organic aluminum compound or a mixture thereof, by a process in which an ester which differs from the monomers is present in the initiator composition, the carbon atom .alpha. to the ester group having no acidic proton.

REFERENCES:
patent: 5563275 (1996-10-01), Gentry et al.
patent: 5656704 (1997-08-01), Wang et al.
Mechanism of Anionic Polymerization of . . . Macromol. Rapid Commun. 15, 517-524 (1994).
Controlled Polymerization of Acrylates . . . , J.M.S.-Rev. Macromol. Chem. Phys., C34(2), 243-324 (1994).

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