<p>The present invention provides a high hardness multi-layer sheet of polycarbonate multilayer structure comprising: a polymethyl methacrylate layer having an acrylic copolymer formed from 75 parts by weight to 88 parts by weight of (meth)acrylic acid ester monomer, 2 parts by weight to 5 parts by weight of styrene monomer, and 10 parts by weight to 20 parts by weight of N-substituted maleimide monomer; and a polycarbonate copolymer.</p>
申请公布号
WO2015064928(A1)
申请公布日期
2015.05.07
申请号
WO2014KR09543
申请日期
2014.10.10
申请人
LG HAUSYS, LTD.
发明人
PARK, HWAN-SEOK;HWANG, DEOK-RYUL;KWON, DONG-JOO;LEE, JONG-HUN;SHIN, CHANG-HAK;YUE, SEONG-HOON;SONG, YEA-RI;YU, DA-YOUNG;NAM, HAE-RIM
