发明名称 |
Composite sheet, method of preparing same, and adhesive label sheet |
摘要 |
<p>A composite sheet including a paper layer made of a wood pulp having a Canadian standard freeness value of 350 to 500 ml, a transparency improving layer provided over one side of the paper layer, and a release liner provided over the transparency improving layer. The composite sheet has a transmittance of at least 10 to 20 % for a light with a wavelength of 940 to 960 nm and a bulk density of 0.90 to 1.15 g/cm<3>. A thermosensitive recording adhesive label sheet has the above composite sheet and a thermosensitive recording sheet provided on the composite sheet through an adhesive layer.</p> |
申请公布号 |
EP1323863(B8) |
申请公布日期 |
2013.06.26 |
申请号 |
EP20020028841 |
申请日期 |
2002.12.23 |
申请人 |
RICOH COMPANY, LTD. |
发明人 |
SATOH, MASAHIRO;NAGAMOTO, MASANAKA;AKIMOTO, TAKESHI |
分类号 |
D21H19/82;C09J7/02;D21H21/26;D21H27/00 |
主分类号 |
D21H19/82 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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