| 发明名称 |
Packaging films coated with polyurethane |
| 摘要 |
Packaging films are coated with a polyurethane which bears hydrophilic groups which make the polyurethane water-dispersible and which has a melting point of from 20 DEG to 70 DEG C., with the enthalpy of fusion in this temperature range being at least 20 J/g.
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| 申请公布号 |
US5756170(A) |
申请公布日期 |
1998.05.26 |
| 申请号 |
US19960632151 |
申请日期 |
1996.04.15 |
| 申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
LICHT, ULRIKE;SEYFFER, HERMANN;RIEGER, JENS;KAEHS, HELMUT;HUMMERICH, RAINER |
| 分类号 |
C08G18/08;C08G18/66;C08J7/04;(IPC1-7):B29D22/00 |
主分类号 |
C08G18/08 |
| 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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