发明名称 |
IMPROVEMENTS IN AND RELATING TO THE PREPARATION OF METALLIC ARTICLES |
摘要 |
A process for producing metallic articles comprises forming a mixture of metallic particles of platinum group metals, gold or silver, and particles of a thermoplastic material, placing the mixture in a mold and molding the mixture under pressure and at an elevated temperature. The metallic particles comprise at least 92.5% by weight of the article and have a size ranging from 1/2 to 50 microns. The thermoplastic polymeric material has a minimum dimension of 1/2 micron. |
申请公布号 |
ZA7802664(B) |
申请公布日期 |
1979.05.30 |
申请号 |
ZA19780002664 |
申请日期 |
1978.05.10 |
申请人 |
JOHNSON MATTHEY & CO LTD |
发明人 |
CHASE B;RUSHFORTH R;SELMAN G |
分类号 |
B29C43/00;A44C27/00;B22F3/02;B22F3/22;B22F8/00;B29C33/00;B29C43/02;B29C43/32;B29C43/52;B29C43/58;B29C45/00;B29C70/58;B30B11/00;C22C32/00 |
主分类号 |
B29C43/00 |
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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