ES393586A1 - Procedure for the obtaining of linear aromatic polyesters of short chain. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the obtaining of linear aromatic polyesters of short chain. (Machine-translation by Google Translate, not legally binding)
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BARROBES ORIOL
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BARROBES ORIOL
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Process for obtaining short-chain linear aromatic polyesters, characterized essentially by reacting, by esterification or transesterification, an aromatic dicarboxylic acid or the methyl ester thereof, respectively, with a glycol and an aliphatic monoalcohol of one to sixteen carbon atoms in its chain, in the presence of an esterification or transesterification catalyst. (Machine-translation by Google Translate, not legally binding)
ES393586A1971-07-011971-07-01Procedure for the obtaining of linear aromatic polyesters of short chain. (Machine-translation by Google Translate, not legally binding)
ExpiredES393586A1
(en)
Process for the preparation of 2-hydroxyethyl esters of 2-quinoxaline carboxylic acid 1,4-dioxides by transesterification of a corresponding 2-alkyl ester with ethylene glycol in the presence of a basic catalyst.
A procedure for the continuous transesterification of dicarboxilic acid esters with alcohols. (Machine-translation by Google Translate, not legally binding)
Procedure for obtaining a new derivative of the 3,4,5 trimetoxibenzoic acid and its salts. (Machine-translation by Google Translate, not legally binding)
Procedure for the obtaining of compositions based on polyesters of good tintorial affinity (Machine-translation by Google Translate, not legally binding)