Polyamideimide resin solution and its use to prepare wire...

Details Polyamideimide resin solution and its use to prepare wire... Polyamideimide resin solution and its use to prepare wire...

C - Chemistry, Metallurgy

08

G

C08G 73/14 (2006.01) C08L 79/08 (2006.01) C09D 5/25 (2006.01) C09D 179/08 (2006.01)

Patent

CA 2420314

The present invention relates to a polyamideimide resin solution preparable by reacting (a) aromatic polycarboxylic acids and/or their anhydrides with (b) aromatic imide- and amide-forming components in cresol at temperatures above 170°C, to the use of this polyamideimide solution for the preparation of wire enamels, to the wire enamels in question, and to the enamelled wires coated therewith.

Solution de résine de polyamidimide, qui peut être préparée par mise en réaction (a) d'acides polycarboxyliques aromatiques et / ou de leurs anhydrides avec (b) des constituants aromatiques formant des imides et des amides dans du crésol à des températures supérieures à 170 DEG C. La présente invention concerne également l'utilisation de ladite solution de résine polyamidimide pour la fabrication de vernis pour fils de fer, les vernis pour fils de fer ainsi obtenus et les fils de fer recouverts dudit vernis.

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