Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1983-08-15
1986-02-11
Kight, John
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
5251115, 525113, C08G 6926
Patent
active
045699712
ABSTRACT:
Novel hardener compositions for epoxy resins comprising (a) 65 to 95% by weight of an adduct containing free amino groups of 35 to 94% by weight of at least one member of the group consisting of polyamines, polyaminoimidazolines and polyaminoamides and 5 to 30% by weight of at least one glycidyl compound, based on the total hardener composition weight, (b) 0.1 to 5% by weight at least one aliphatic or aromatic carboxylic acid and (c) 0.9 to 30% by weight of a phenol-modified aromatic hydrocarbon resin with a hydroxyl content of 0.9 to 6% and their preparation, water-emulsifable epoxy compositions containing said hardener compositions, aqueous emulsions of said epoxy resins, water compositions containing said aqueous epoxy emulsions and their uses.
REFERENCES:
patent: 3280215 (1966-10-01), Severance et al.
patent: 3316187 (1967-04-01), Grosner et al.
Conrad Karl-Hermann
Herzog Rolf
Klein Hans
Meier Bert
Sasse H. Rainer
Kight John
Morgan Kriellion
Rutgerswerke Aktiengesellschaft
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