CPC H05K 5/03 (2013.01) [B29C 63/02 (2013.01); B32B 37/12 (2013.01); G01N 3/20 (2013.01); G06F 1/1652 (2013.01); H04M 1/0268 (2013.01); H04M 1/185 (2013.01); H05K 5/0017 (2013.01); B32B 2457/00 (2013.01); C09J 7/22 (2018.01); C09J 7/40 (2018.01); Y10T 428/14 (2015.01)] | 20 Claims |
1. A protective film comprising:
a protective base film having a first modulus of 1,000 MPa or less at a first temperature and a second modulus of 15 MPa or more at a second temperature 80° C. higher than the first temperature; and
a functional layer on the protective base film,
wherein the first modulus is higher than the second modulus.
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