| 摘要 |
<p>Process for the imparting of a permanent insectproof finish to natural keratin-containing material, the said process comprising the finishing of these materials in a solution of at least one salt of an anti-insect agent protecting against keratin-consuming insects, said salt consisting of the anionic radical of an insecticide and an inorganic and/or organic cation capable of salt formation, and, optionally, further additives, in a solvent mixture consisting of A. 66 TO 99 PER CENT BY WEIGHT OF AN OPTIONALLY HALOGENATED HYDROCARBON BOILING BETWEEN 40 DEG AND 150 DEG C, and B. 40 TO 1 PER CENT BY WEIGHT OF A LIQUID, WATER-SOLUBLE ORGANIC SOLVENT BOILING BELOW 220 DEG C, as well as the treatment liquor suitable for and the material permanently finished by this process.</p> |
