Process for preparing polyimines

Details Process for preparing polyimines Process for preparing polyimines

Filed on

1978-06-23

Date issued

1979-10-30

Examiner

Phynes, Lucille M.

Patent Class

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

SubClass

Synthetic resins

SubSubClass

From aldehyde or derivative thereof as reactant

Other Related Categories

260 334R, 260 336R, 260 338R, 528247, 528248, 528252, 528265, C08G 1208

Type

Patent

Status

active

Patent number

041729374

Description

ABSTRACT:
A process for preparing a polyimine comprising reacting at least one dialdehyde with at least one diamine in a reaction medium of 100 to about 40 percent by volume of a phenolic compound of the formula, ##STR1## wherein X represents a hydrogen atom or a methyl group, and 0 to about 60 percent by volume of a liquid which is miscible with the phenolic compound.

REFERENCES:
patent: 3503739 (1970-03-01), Dubosc et al.
patent: 3516971 (1970-06-01), D'Alelio
Stivala, S. S. et al., Polymer Letters, vol. 2, pp. 943-946 (1964).
Dyer E. et al., Journal of Polymer Science, vol. 5, Part A-1, pp. 1659-1689 (1967).
D'Alelio, G. F. et al., Journal of Macromolecular Science-Reviews, Macromoleculare Chemistry, vol. C (3) 1, pp. 105-234 (1969).
D'Alelio, G. F. et al., Journal of Macromolecular Science Chemistry, vol. A-1 (7), pp. 1161 (pp. 1171-1173 pertinent).

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