Aromatic oligomers and resins

Details Aromatic oligomers and resins Aromatic oligomers and resins

1983-12-06

1985-07-23

Phynes, Lucille M.

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

Synthetic resins

From aldehyde or derivative thereof as reactant

523109, 523120, 525400, 528242, 528247, 528265, 528269, C08G 1002, C08G 1202

Patent

active

045309922

ABSTRACT:
Compositions comprising an oligomer which (a) comprises the repeating unit (Ar--CHR), and where Ar is an aromatic group and R is hydrogen or a hydrocarbyl group or hydrogen, (b) has pendant and/or terminal groups which include inter alia acyloxymethyl, hydroxymethyl and carboxyl, and (c) has a functionality between 0.5 and 10, and processes for the preparation thereof are described. These compositions may be used in dental, electrical and electronic applications.

REFERENCES:
patent: 3655378 (1972-04-01), Contois et al.
patent: 3855173 (1974-12-01), Huck et al.
patent: 3881922 (1975-05-01), Lohr et al.
patent: 3914194 (1975-10-01), Smith
patent: 4115365 (1978-09-01), Smith

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