Patent ID: 9397321
Filing Date: 2016-07-19
CPC Classification: B32B,B65D,H01M,Y02E,Y10T

Claim Text:
1. A molding packaging material, comprising: a heat resistant resin layer as an outer layer; a metal foil layer; and a first adhesive agent layer arranged between the heat resistant resin layer and the metal foil layer, wherein the first adhesive agent layer is constituted by an adhesive agent containing a two-part curing type polyester polyurethane resin made of a polyester resin as a main ingredient and a multifunctional isocyanate compound as a curing agent, wherein the polyester resin is made from dicarboxylic acid and dialcohol, the dicarboxylic acid contains aliphatic carboxylic acid whose number of methylene of a methylene chain is an even number and aromatic carboxylic acid, and a content rate of the aromatic carboxylic acid to a total amount of aliphatic carboxylic acid and aromatic carboxylic acid is 40 to 80 mol %, and wherein the polyester resin is 8,000-25,000 in number average molecular weight (Mn) and 15,000 to 50,000 in weight average molecular weight (Mw), and a ratio thereof (Mw/Mn) is 1.3 to 2.5.