Denture adhesives and methods for preparing same

Details Denture adhesives and methods for preparing same Denture adhesives and methods for preparing same

1988-10-27

1990-12-25

Nutter, Nathan M.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524492, 523120, 106 35, A61K 506, C08L 114

Patent

active

049803913

ABSTRACT:
The present invention pertains to denture adhesive compositions comprising a substantially anhydrous mixture, in percentages by weight, of an adhesive component comprised of a mixture of (a) from about 29 to about 34% of a mixed, partial calcium/sodium salt of a methyl vinyl ether-maleic anhydride-type copolymer, and (b) from about 22 to about 26% sodium carboxymethylcellulose; a vehicle component comprises of a mixture of (c) from about 20 to about 26% petrolatum and from about 15 to about 24% mineral oil; and a hydration and tackifier component comprised of (d) from about 0.5 to about 2% silicon dioxide and (e) from about 1 to about 3% poly(ethylene oxide) homopolymer. The present invention also pertains to methods by which these denture adhesive compositions may be prepared.

REFERENCES:
patent: 4514528 (1985-04-01), Dhabhar et al.
patent: 4521551 (1985-06-01), Chang et al.

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