Cycloaliphatic diepoxide, its preparation and its use

Details Cycloaliphatic diepoxide, its preparation and its use Cycloaliphatic diepoxide, its preparation and its use

1982-09-20

1983-10-25

Nielsen, Earl A.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525510, 528103, 528361, 528365, 528391, 528406, 528407, 528408, 528409, 528418, 549525, 549545, C08G 5924, C07

Patent

active

044120478

ABSTRACT:
1,5-Dimethyl-1,2;5,6-diepoxycyclooctane is prepared by epoxidizing 1,5-dimethylcycloocta-1,5-diene with aqueous peracetic or perpropionic acid at a temperature not exceeding 50.degree. C. and within a pH range from 1.5 to 5.5.
The diepoxide according to the invention can be cured by means of curing agents for epoxide resins to give moulded materials having valuable mechanical properties. It is also suitable for use as a reactive, latent diluent.

REFERENCES:
patent: 3065209 (1962-11-01), Frostick et al.
patent: 3244732 (1966-04-01), Frostick et al.
E. A. Fehnel, J. Amer. Chem. Soc., 94:11, 3961 (1972).
K. Suga et al, J. Appl. Chem. Biotechnol., 23, 131 (1973).

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