Process for preparing liquid epoxy resins

Details Process for preparing liquid epoxy resins Process for preparing liquid epoxy resins

1980-09-25

1982-02-02

Milestone, Norma S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D30128

Patent

active

043138861

ABSTRACT:
Liquid epoxy resins are produced by reacting an epihalohydrin and a dihydric phenol in the presence of a catalyst in a multistage reaction wherein between each stage the excess epihalohydrin and glycerin dihalohydrin by-product are removed and epihalohydrin is added to the subsequent reactor.

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patent: 2986551 (1961-05-01), Griffin et al.
patent: 2995583 (1961-08-01), Larkin et al.
patent: 3023225 (1962-02-01), Reinking
patent: 3129232 (1964-04-01), Terford et al.
patent: 3176027 (1965-03-01), Budnowski et al.
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patent: 3413320 (1968-11-01), Cofer
patent: 3767618 (1973-10-01), Hairston et al.
patent: 3980679 (1976-09-01), Becker
patent: 4017523 (1977-04-01), Variu et al.
A. Weissberger, Heterocyclic Compounds with Three- and Four-Membered Rings, Part One (1964), pp. 310-311.

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