Aromatic oligomers and resins

Details Aromatic oligomers and resins Aromatic oligomers and resins

1987-03-30

1988-04-19

Phynes, Lucille M.

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

Synthetic resins

From aldehyde or derivative thereof as reactant

528232, 528242, 528247, 528248, 528249, 528250, 528265, 528269, C08G 1604

Patent

active

047390328

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 of 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
patent: 4360660 (1982-11-01), Watarai et al.
patent: 4530992 (1985-07-01), Jones
patent: 4673725 (1987-06-01), Jones

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