| 摘要 |
Condensation Copolymers Containing 2,5-Diarylaminoterephthalic Acid Type Colorants and Products Therefrom A composition useful for molding into articles such as food containers, soft drink bottles, cured structural plastics and the like, comprising molding or fiber grade linear or unsaturated polyester or polycarbonate having copolymerized therein a total of from 1.0 to 20,000 ppm, of the reactant residue moieties of one or a mixture of colorants of the formula wherein: each R when present as a substituent, is selected from alkyl, aralkyl, cycloaliphatic, aryl, or the like; and Y is hydroxyl, alkoxy, halogen or the like completing a condensable group. |
