| 摘要 |
<p>1,238,896. PVC composition. FARBWERKE HOECHST A.G. 11 Nov., 1968 [9 Nov., 1967], No. 53246/68. Heading C3P. [Also in Division C4] In Example 1, a composition consisting of 33À5 parts by weight PVC, 16À5 parts of a dioctyl phthalate/dibutylphthalate plasticizer mixture, 0À25 parts of titanium dioxide and 0À05 parts of the red dyestuff obtained by diazotizing anthranilic acid-n-butyl ester and coupling to 5- (2<SP>1</SP>,3<SP>1</SP> - hydroxynaphthoylamino) - benzimidazolone is rolled to obtain a red coloured sheet.</p> |
