发明名称 |
Process for recycling polyvinyl chloride articles |
摘要 |
Method for recycling article based on at least a vinyl chloride polymer comprises tearing article into pieces measuring 1-50 cm; contacting pieces with anhydrous solvent in azeoptropic form to dissolve them; precipitating polymer by addition of water vapor; and recovering polymer. |
申请公布号 |
EP0945481(A1) |
申请公布日期 |
1999.09.29 |
申请号 |
EP19990200788 |
申请日期 |
1999.03.10 |
申请人 |
SOLVAY (SOCIETE ANONYME) |
发明人 |
VANDENHENDE, BERNARD;YERNAUX, JEAN-MARIE;SCHEFFER, JACQUES |
分类号 |
C08J11/02;B01D17/00;C08J11/04;C08J11/08;C08J11/18 |
主分类号 |
C08J11/02 |
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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