发明名称 |
Interlayer film for laminated glass |
摘要 |
An interlayer film for a laminated glass, which comprises polyvinyl butyral and a plasticizer and has a T peel strength at 20 DEG C. of not more than 0.5 kg/cm, said polyvinyl butyral satisfying the following expression Y>/=-3X+486 wherein X is the degree of butyralization in mole % and Y is the half-value width in cm-1 of hydroxyl absorption in the infrared absorption spectrum of the polyvinyl butyral in which the ordinate represents the transmittance and the abscissa represents the wave number.
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申请公布号 |
US4452935(A) |
申请公布日期 |
1984.06.05 |
申请号 |
US19820382359 |
申请日期 |
1982.05.26 |
申请人 |
SEKISUI KAGAKU KOGYO KABUSHIKI KAISHA |
发明人 |
NOMURA, SHIGERU;MIYAKAWA, MASASHI;ASAHINA, KEN-ICHI |
分类号 |
B32B17/10;C08K5/103;C08K5/11;(IPC1-7):C08K5/11 |
主分类号 |
B32B17/10 |
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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