Salts of polyalkyl vinyl ether maleic anhydride and dental prost

Details Salts of polyalkyl vinyl ether maleic anhydride and dental prost Salts of polyalkyl vinyl ether maleic anhydride and dental prost

1990-07-05

1993-04-20

Michl, Paul R.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

5253289, 526271, 5263182, 523118, 523120, C08F 844, C08F 2008, C08F 2066, C08F22202

Patent

active

052044149

ABSTRACT:
Salts of lower alkyl vinyl ether/maleic anhydride are described as active components in dental adhesives. A process for the preparation of these salts is described.
The salts are partially neutralized mixed salts of lower alkyl vinyl ether/maleic anhydride copolymers. The neutralization of the copolymer is effected with aluminum, and calcium and/or sodium.

REFERENCES:
patent: 3511798 (1970-05-01), Isaacson et al.
patent: 4758630 (1988-07-01), Shah et al.
patent: 4929690 (1990-05-01), Goertz et al.
A brochure entitled "Aerosil", a product of the Degussa Company.

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