4,4'-Methylene-bis-(2-ethyl-5-methyl imidazole) and methods of p

Details 4,4'-Methylene-bis-(2-ethyl-5-methyl imidazole) and methods of p 4,4'-Methylene-bis-(2-ethyl-5-methyl imidazole) and methods of p

1984-03-29

1985-04-30

Nielsen, Earl A.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

252182, 528 94, 528361, 528407, C08G 5950, C08G 5968, C07D23388

Patent

active

045145563

ABSTRACT:
The disclosure relates to a novel compound 4,4'-methylene-bis-(2-ethyl-5-methyl imidazole) represented by the structural formula ##STR1## A method is provided for producing the novel compound subjecting formaldehyde or a methylenizing agent to thermal reaction with 2-ethyl-4-methyl imidazole in the presence of a catalyst; and a method of curing an epoxy compound and a method of accelerating curing the epoxy compound and a method of inhibiting crystallization of 2-ethyl-4-methyl imidazole, respectively by use of the new compound.

REFERENCES:
patent: 3507831 (1970-04-01), Avis et al.
patent: 3756984 (1973-09-01), Klaren et al.
patent: 4041007 (1977-08-01), Waters
patent: 4417010 (1983-11-01), Shimp

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