ES290156A1 - New procedure for the manufacture of polyesters formers of fibers and films (Machine-translation by Google Translate, not legally binding)
- Google Patents
New procedure for the manufacture of polyesters formers of fibers and films (Machine-translation by Google Translate, not legally binding)
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst AG
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Publication date
Application filed by Hoechst AG, Farbwerke Hoechst AGfiledCriticalHoechst AG
Publication of ES290156A1publicationCriticalpatent/ES290156A1/en
A process for the manufacture of linear, synthetic, film and fiber polyester or copolyesters, consisting wholly or in part of aromatic dicarboxylic acids and diols, characterized in that indium, its alloys are used as a catalyst for transesterification and/or polycondensation. or its compounds. (Machine-translation by Google Translate, not legally binding)
ES0290156A1962-07-251963-07-20New procedure for the manufacture of polyesters formers of fibers and films (Machine-translation by Google Translate, not legally binding)
ExpiredES290156A1
(en)