Polyimide resin and its uses

The invention provides a polyimide resin, which is produced through the co-polymerization between tetra-amino compound and bis-anhydride compound. The polyimide resin has low bi-refringence rate, thus can be used into light guide elements.

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Bibliographische Detailangaben
1. Verfasser:	MENGYAN,WU ZHOU
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	The invention provides a polyimide resin, which is produced through the co-polymerization between tetra-amino compound and bis-anhydride compound. The polyimide resin has low bi-refringence rate, thus can be used into light guide elements.