ES233033A1 - A procedure for the preparation of resins of polycolorized, practically colorless polyesters (Machine-translation by Google Translate, not legally binding)
- Google Patents
A procedure for the preparation of resins of polycolorized, practically colorless 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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Compagnie de Saint Gobain SA
Original Assignee
Compagnie de Saint Gobain SA
Manufactures des Glaces et Produits Chimiques de Saint Gobain SA
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Application filed by Compagnie de Saint Gobain SA, Manufactures des Glaces et Produits Chimiques de Saint Gobain SAfiledCriticalCompagnie de Saint Gobain SA
Priority to ES233033ApriorityCriticalpatent/ES233033A1/en
Publication of ES233033A1publicationCriticalpatent/ES233033A1/en
A process for the preparation of practically colorless copolymerized polyester resins, characterized in that it consists in adding to the polyester, before the copolymerization, compounds of the general formula: ** (See formula) ** wherein R represents a monovalent aliphatic hydrocarbon radical, optionally aromatic, X represents a halogen, optionally an OR group in which R has the same significance as above, and Y represents a halogen. (Machine-translation by Google Translate, not legally binding)
ES233033A1957-01-151957-01-15A procedure for the preparation of resins of polycolorized, practically colorless polyesters (Machine-translation by Google Translate, not legally binding)
ExpiredES233033A1
(en)
A procedure for the preparation of resins of polycolorized, practically colorless polyesters (Machine-translation by Google Translate, not legally binding)
A procedure for the preparation of resins of polycolorized, practically colorless polyesters (Machine-translation by Google Translate, not legally binding)
A procedure for the preparation of resins of polycolorized, practically colorless polyesters (Machine-translation by Google Translate, not legally binding)
A procedure for the polycondensation of reaction products of dimethyl tereftalate and etilenoglycol (Machine-translation by Google Translate, not legally binding)
Procedure for the obtaining of dialylamide from the 3-chloropiridazon- (6) -1-acetic acid. (Machine-translation by Google Translate, not legally binding)