| 摘要 |
PROBLEM TO BE SOLVED: To provide a method of tinting a plastic article. SOLUTION: The method comprises (a) providing the plastic article comprising a thermoset or thermoplastic polymer, (b) bringing at least a portion of the surface of the plastic article into contact with a treatment composition comprising at least one dye and water, (c) maintaining the portion of the plastic article in contact with the treatment composition for a period of time at least sufficient to form a tinted plastic article, (d) removing the tinted plastic article from contact with the treatment composition, and (e) rinsing the tinted plastic article with water to remove excess dye. The method is performed in the absence of an organic solvent, without the need for fixing or further processing steps. COPYRIGHT: (C)2009,JPO&INPIT |
