| abstract |
The purpose of the present invention is to provide: a water-and-oil repellent which is excellent in terms of water repellency and oil repellency and is relatively less harmful; a method for producing the water-and-oil repellent; a water-and-oil repellent product; and a method for producing the water-and-oil-repellent product. The water-and-oil repellent comprises cellulose nanofibers, a compound having at least one functional group selected from among oxazoline, carbodiimide, epoxy, and isocyanate groups, and a perfluoroalkyl compound. |