Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1984-12-10
1986-09-09
Nielsen, Earl
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525485, 525486, 525488, C08G 5920
Patent
active
046110364
ABSTRACT:
An epoxy resin composition having excellent handling properties, solvent resistance and heat resistance and particularly excellent low-temperature curability is provided which comprises (A) a polyfunctional epoxy resin having an epoxy equivalent of 160 to 2,000 obtained by reacting an epoxy resin having an epoxy equivalent of 100 to 800 with a molecular weight increasing agent containing 2.1 to 10 functional groups (phenolic hydroxyl groups) on an average per molecule and (B) a curing agent for the epoxy resin) as essential ingredients.
REFERENCES:
patent: 2521911 (1950-09-01), Greenlee
patent: 3766296 (1973-10-01), Kassner
patent: 4080401 (1978-03-01), Kassner
patent: 4340716 (1982-07-01), Hata et al.
patent: 4368299 (1983-01-01), Watanabe et al.
patent: 4440914 (1984-04-01), Helfand
Kobayashi Norio
Ohgishi Hideo
Sekiguchi Hisashi
Dainippon Ink and Chemicals Inc.
Nielsen Earl
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