发明名称 |
Photographic paper support with a water resistant coating of polyethylene |
摘要 |
A photographic paper support, which carries on both sides a water resistant coating of polyethylene, is disclosed. The polyethylene is a polyethylene of relatively low density of between 0.930 and 0.936 gram per cubic centimeter, which is produced according to high pressure polymerization. In particular, low density polyethylene (LDPE) produced according to the high pressure method with a density of 0.934 gram per cubic centimeter can be employed.
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申请公布号 |
US4898773(A) |
申请公布日期 |
1990.02.06 |
申请号 |
US19870077491 |
申请日期 |
1987.07.24 |
申请人 |
FELIX SCHOELLER JR GMBH & CO. KG |
发明人 |
DETHLEFS, RALF-BURKHARD;SCHOLZ, BERND;WYSK, WOLFRAM |
分类号 |
D21H19/22;G03C1/79;(IPC1-7):B32B27/08;B32B27/32;G03C1/76 |
主分类号 |
D21H19/22 |
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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