Reducing the speed of aliphatic diamine curing agents in polyure

Details Reducing the speed of aliphatic diamine curing agents in polyure Reducing the speed of aliphatic diamine curing agents in polyure

1985-04-12

1985-11-19

Welsh, Maurice J.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

427386, 427387, 4273881, 4273882, 428418, 524874, 525454, 528 61, 528 64, C08L 7506

Patent

active

045543003

ABSTRACT:
A method for preparing a polyurethane suitable for lining fuel tanks, said polyurethane having good, fuel resistance and improved hydrolysis resistance by using a ketimine of an aliphatic diamine as a curing agent in a three-component system composed of a prepolymer solution, a cement solution and a curing agent solution.

REFERENCES:
patent: 3267078 (1966-08-01), Damusis
patent: 4247678 (1981-01-01), Chung
patent: 4496707 (1985-01-01), Liggett

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