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US 4,758,622 AGranted
Protective coating having non-stick surface, its process of manufacture, and an article coated therewith
OwnerClaude Gosselininventor
Life of this patent
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Abstract
A protective composition which comprises at least one aliphatic polyisocyanate, at least one aromatic polyisocyanate and a solvent.
Claims43
A protective coating composition comprising:
- (a) at least one aliphatic polyisocyanate;
- (b) at least one aromatic polyisocyanate;
- and
- (c) a solvent.
1 more element
A coating composition comprising:
- (a) a first mixture of at least one aliphatic polyisocyanate and a solvent;
- and
- (b) a second mixture of at least one aromatic polyisocyanate and a solvent.
A process for forming a coating composition, comprising the steps of:
- (a) mixing an aliphatic polyisocyanate and a solvent to form a first mixture;
- (b) mixing an aromatic polyisocyanate and a solvent to form a second mixture;
- and
- (c) intermixing the first and second mixtures.
1 more element
An article including a protective coating composition, said composition comprising:
- (a) at least one aliphatic polyisocyanate;
- (b) at least one aromatic polyisocyanate;
- and
- (c) a solvent selected from the group consisting of esters, ketones, glycoether esters, and mixtures thereof.
1 more element
Dependencies are inferred from the claim text.