Patent ID: 11965072
Assignee: UNITIKA LTD.
Field: Other special machines (Mechanical engineering)
Classification: CPC C  B | IPC B  C

Claim 0:
1. A semiaromatic polyamide film comprising a semiaromatic polyamide of polyamide 9T consisting of 1,9-nonanediamine and/or 2-methyl-1,8-octanediamine, and terephthalic acid, or polyamide 10T consisting of 1,10-decanediamine and terephthalic acid,
wherein the semiaromatic polyamide film has an average linear expansion coefficient in a width direction, measured under conditions of 20 to 125° C., of −90 to −10 ppm/° C., a moisture absorption elongation in a width direction after 48 hours under conditions of 20° C. and 90% RH of 1.0% or less, and a thickness of 50 μm to 150 μm.