Urethane modified epoxy resin compositions

Details Urethane modified epoxy resin compositions Urethane modified epoxy resin compositions

1994-02-14

1996-08-13

Seidleck, James J.

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

Synthetic resins

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

525407, 525452, 525455, 525461, 528 63, 528 64, 528 65, 528 84, 528 85, 528 87, 528 93, 528102, C08L 7102

Patent

active

055456979

ABSTRACT:
An epoxy resin composition characterized by comprising (A) an epoxy resin containing an oxazolidone ring, (B) a halogen-containing epoxy resin and (C) a curing agent as its ingredients, wherein the ratio by weight of ingredients (A) to (B) is 5-100:95-0, the hydrolizable chlorine content of ingredients (A) and (B) is no more than 500 ppm and the amount of .alpha.-glycol is no more than 100 m eq/kg has excellent properties and can be employed as the materials for electronic applications and as paints, adhesives, molding materials, composite materials, laminates and sealing materials.

REFERENCES:
patent: 3979365 (1976-09-01), Tanaka et al.
patent: 4070416 (1978-01-01), Narahara et al.
patent: 5112932 (1992-05-01), Koenig et al.
H. Kakiuchi's "Shin-Epoxy Jushi (New Epoxy Resins)" published by Shokodo, 1985, pp. 49-104.
H. Kakiuchi's "Epoxy Jushi-Saikin No Shinpo (Epoxy Resins-Recent Advancement)", published by Shokodo, 1990, pp. 21-46.
Japanese Industrial Standard, K-7236-1986, pp. 1-6.
Japanese Industrial Standard, K-7113-1981, pp. 1-16.
ASTM D1002-72, pp. 47-50 (Jul., 1972).
ASTM D1876-93, pp. 1-3 (Jan. 1993).

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