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US 4,374,745 AGranted
Cleaning compositions
AssigneeBarnes-Hind Pharmaceuticals, Inc.
InventorsMurray J. Sibley, Rebecca F. Nite
Life of this patent
Estimating the term…
Abstract
An aqueous or gel cleaning composition is provided which comprises approximately by weight (a) 0.02 to 25.0% of at least one nonionic cleaner; (b) 0.01 to 10% of a diglycol carbonate monomer; (c) 0.01-10.0% of an antifog agent; (d) up to 25% of a lower aliphatic alcohol; (e) up to 1.0% of a preservative agent; (f) the balance water and if a gel is desired 0.1 to 5.0% of a thixotropic gelling agent.
Claims14
An aqueous composition for cleaning lenses and spectacle frames comprising:
- (a) from 0.02 to 25.0% by weight of at least one nonionic cleaner;
- (b) from 0.01 to 10.0% by weight of a diglycol carbonate monomer;
- (c) from 0.01-10.0% by weight of an anti-fogging agent;
- (d) up to about 25% by weight of a lower aliphatic alcohol;
- (e) up to 1.0% by weight of a preservative agent;
- and
- (f) water.
4 more elements
A gel composition for cleaning lenses and spectacle frames comprising:
- (a) from 0.02 to 25.0% by weight of at least one nonionic cleaner;
- (b) from 0.01 to 10.0% by weight of a diglycol carbonate monomer;
- (c) from 0.01-10.0% by weight of an anti-fogging agent;
- (d) from 0.1 to 5.0% by weight of a thixotropic gelling agent in an amount sufficient to form a gel;
- (e) up to about 25% by weight of a lower aliphatic alcohol;
- (f) up to 1.0% by weight of a preservative agent;
- and
- (g) water.
5 more elements
Dependencies are inferred from the claim text.