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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Glanzstoff AG
Vereinigte Glanzstoff Fabriken AG
Original Assignee
Glanzstoff AG
Vereinigte Glanzstoff Fabriken AG
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Filing date
Publication date
Application filed by Glanzstoff AG, Vereinigte Glanzstoff Fabriken AGfiledCriticalGlanzstoff AG
Publication of ES285676A1publicationCriticalpatent/ES285676A1/en
Process for the manufacture of copolyesters based on diglycol esters of aromatic dicarboxylic acids and phosphoric acid, characterized in that first a copolyester of diglycol and dicarboxylic acid containing at least one by weight of phosphoric acid is produced, and this polyester is they add before their polycondensation reaction or at the beginning or during the first third of this, diglycol esters and dicarboxylic acids in such an amount that the resulting polycondensation product contains up to 1% by weight of phosphoric acid and the condensation of the usual way (Machine-translation by Google Translate, not legally binding)
ES0285676A1962-03-101963-03-02A procedure for the manufacture of copoliºsteres (Machine-translation by Google Translate, not legally binding)
ExpiredES285676A1
(en)
A procedure for the polycondensation of diolesters of aromatic dicarboxylic acids, particularly those of the tereftelic acid (Machine-translation by Google Translate, not legally binding)
Procedure for the manufacture of electrical conductors with insulation of polyestric resins (Machine-translation by Google Translate, not legally binding)