Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1988-11-14
1989-12-12
Nielsen, Earl
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
528407, C08G 5902, C08G 5910
Patent
active
048868671
ABSTRACT:
Disclosed is a method for preparing a novel difunctional epoxy resin of the formula: ##STR1## where R is from a Bisphenol A diglycidyl ether and x=2 to .apprxeq.10, which comprises reacting an excess of a Bisphenol A diglycidyl ether with a secondary isopropyl amine derivative of a polyoxyalkylene primary diamine or triamine in the presence of acetone.
A method for preparing a novel di- and trifunctional secondary amines of the formula: ##STR2## which comprises reacting a Bisphenol A diglycidyl ether with an excess of a secondary isopropyl amine derivative of a polyoxyalkylene primary diamine or triamine in the presence of acetone where R is from Bisphenol A diglycidyl ether and x=1, 2 or 3.
REFERENCES:
patent: 3609121 (1971-09-01), Lchse et al.
patent: 4308085 (1981-12-01), Horhold et al.
patent: 4554297 (1985-11-01), Dabi
Lin Jiang-Jen
Speranza George P.
Kendrick Cynthia L.
Nielsen Earl
Park Jack H.
Priem Kenneth R.
Texaco Chemical Company
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