发明授权
US5248535A Release sheet 失效
发行单

Release sheet
摘要:
A composite sheet of a film form base liner, a cured release coating laminated to at least one side of the base liner, and a skin, on the top-most portion of the base liner proximate to the release coating, comprising a polymer which is compatible with the base liner and contains pendant acid groups.
信息查询
0/0