Invention Grant
US08642715B2 Polyester film and method for producing same, backsheet for solar cell, and solar cell module 有权
聚酯薄膜及其制造方法,太阳能电池用底片和太阳能电池组件

Polyester film and method for producing same, backsheet for solar cell, and solar cell module
Abstract:
A polyester film containing a polyester resin having an intrinsic viscosity IV of from 0.73 to 0.9 dL/g in which the polyester film has a specific heat change at 85° C. to 135° C. (ΔCp) of from 0.06 to 0.1 J/g, has an excellent weather resistance, a good planar surface state and a low thermal shrinkage.
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