Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1977-05-11
1978-08-08
Phynes, Lucille M.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
260 292N, 528273, 528195, 528289, 528 86, C08G 6368
Patent
active
041056396
ABSTRACT:
Water soluble polyesters are prepared by reacting an aromatic dicarboxylic acid, a diol and a triol (the molar ratio of diol to triol being 75:25 to 40:60) with or without a monohydric alcohol. The polyesters have a molecular weight of 800 to 1300, an OH/COOH ratio of 1.8:1 to 3:1. The polyesters are useful in making wire enamels.
REFERENCES:
patent: 3053782 (1962-09-01), Shelby
patent: 3053783 (1962-09-01), Broadhead et al.
patent: 3115476 (1963-12-01), Agens et al.
patent: 3458480 (1969-07-01), Schmidt et al.
patent: 3766119 (1973-10-01), Snapp et al.
patent: 3931418 (1976-01-01), Risken
Begley Paul M.
Laganis Deno
Phynes Lucille M.
Schenectady Chemicals Inc.
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