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1.Process for improving the dyeability of shaped structures of polyesters based on terephthalic acid 失效
Title translation: 改善聚对苯二甲酸酯类结构染色性能的方法公开(公告)号:US2989363A
公开(公告)日:1961-06-20
申请号:US64394757
申请日:1957-03-05
Applicant: HOECHST AG
Inventor: ADOLF HARTMANN , WILHELM HAPPE , GERHARD GATYS
CPC classification number: D06M11/55 , D06P1/65143 , D06P1/67375 , D06P3/52 , D06P3/54 , Y10S8/04
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公开(公告)号:CH520723A
公开(公告)日:1972-03-31
申请号:CH1048169
申请日:1969-07-09
Applicant: HOECHST AG
Inventor: KOSEL CHRISTIAN DR , HARTMANN ADOLF DR , GERHARD GATYS
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