Polyhydroxy compounds containing urethane aryl sulfonic acid hyd

Details Polyhydroxy compounds containing urethane aryl sulfonic acid hyd Polyhydroxy compounds containing urethane aryl sulfonic acid hyd

1979-06-11

1980-07-08

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

528 75, 528 77, 528 76, 528 84, 528 85, C08G 1814

Patent

active

042118506

ABSTRACT:
The instant invention is directed to polyhydroxyl compounds containing at least two hydroxyl groups and at least one sulfonic acid ester group and having an average molecular weight of from 300 to 12,000, wherein at least one hydroxyl containing compound contains a urethane aryl sulfonic acid hydroxyalkyl ester group. The invention also relates to a process for producing these compounds and the product by the process.

REFERENCES:
patent: 3892720 (1975-07-01), Jahnke
patent: 3959333 (1976-05-01), Jahnke
Chem. Abstr. 86:6304z, 1977.

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