发明名称 |
Vibration damping soundproof sheets for use in vehicles |
摘要 |
This invention is directed to a vibration damping soundproof sheet for use in vehicles, in which the surface of the soundproof layer is made flat irrespective of the or uneven configuration at the surface of a vehicle. The soundproof layer-forming material comprises a formed rubber blend in which a foaming agent and other rubber blending agents are blended with a rubber type polymer in which the soundproof layer-forming material contains from 15 to 85% by weight of 1,2-polybutadiene ingredient.
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申请公布号 |
US4734323(A) |
申请公布日期 |
1988.03.29 |
申请号 |
US19870036865 |
申请日期 |
1987.04.09 |
申请人 |
TOYODA GOSEI CO., LTD. |
发明人 |
SATO, JUNICHI;YAMADA, TOMOYOSHI;NAITO, JUNICHIRO;SHIGENOBU, KUNIHISA;SATO, KOUICHI |
分类号 |
B60R13/08;G10K11/16;(IPC1-7):F16F15/00;E04B1/82;B32B3/26;B32B25/00 |
主分类号 |
B60R13/08 |
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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