ES286873A3 - Improved procedure for obtaining synthetic linear polyesters (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improved procedure for obtaining synthetic linear polyesters (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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La Seda de Barcelona SA
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La Seda de Barcelona SA
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Priority to ES0286873ApriorityCriticalpatent/ES286873A3/en
Publication of ES286873A3publicationCriticalpatent/ES286873A3/en
Improved process for obtaining synthetic linear polyesters, suitable for the manufacture of fibers, filaments, films and the like, directly tinable by basic dyes, characterized by comprising the condensation of a lower alkoxy ester of a monohydroxy monocarboxylic acid, or a diester of a dicarboxylic acid, with an aliphatic glycol or with a diester of an aromatic diol, with the addition of a small amount of a compound containing carboxylate, phosphonate or sulfinate groups. (Machine-translation by Google Translate, not legally binding)
ES0286873A1963-03-281963-03-28Improved procedure for obtaining synthetic linear polyesters (Machine-translation by Google Translate, not legally binding)
ExpiredES286873A3
(en)