Water and oil repellent composition
First Claim
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1. A water and oil repellent composition comprising, as an essential component, fluorinated pitch having a fluorine content of 45 to 75% by weight dissolved in a fluorine-containing solvent.
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Abstract
A water and oil repellent composition containing, as an essential component, non-film-forming fine solid particles having a low surface tension and having a fluorine content of at least 30% by weight.
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Citations
13 Claims
- 1. A water and oil repellent composition comprising, as an essential component, fluorinated pitch having a fluorine content of 45 to 75% by weight dissolved in a fluorine-containing solvent.
- 3. A water and oil repellent composition comprising a fluorinated pitch having a fluorine content of 45 to 75% by weight, and a perfluoroalkyl group-containing polymer or compound in a weight ratio of the fluorinated pitch to the perfluoroalkyl group-containing polymer or compound within the range of from 95/5 to 20/80.
- 10. A fiber product treated with fluorinated pitch having a fluorine content of from 45 to 75% by weight and a perfluoroalkyl group-containing polymer or compound in a weight ratio of the fluorinated pitch to the perfluoroalkyl group-containing polymer or compound within the range of from 95/5 to 20/80.
Specification