| 发明名称 |
Werkwijze voor de vervaardiging van beklede poly(methylmethacrylaat)- -platen en door thermisch vervormen daaruit verkregen voorwerpen. |
| 摘要 |
<p>A method of thermoforming a thermo-plastics sheet carrying a protective layer of polyethylene on at least one of the surfaces of the sheet comprising heating the assembly of sheet together with its protective layer to above the softening point of the thermoplastic and subsequently stretching the assembly to a desired shape.</p> |
| 申请公布号 |
NL191835(B) |
申请公布日期 |
1996.05.01 |
| 申请号 |
NL19770004588 |
申请日期 |
1977.04.27 |
| 申请人 |
IMPERIAL CHEMICAL INDUSTRIES LIMITED |
发明人 |
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| 分类号 |
B29C51/00;B29C51/14;(IPC1-7):B29C51/14;B32B7/06;B32B27/08;B29C51/42 |
主分类号 |
B29C51/00 |
| 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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