发明名称 |
PROCESS FOR PROTECTING MATERIALS FROM POLLUTION |
摘要 |
<p>A process far protecting marble, stones, tiles and articles formed from such materials from the degrading action caused by atmospheric and polluting agents, by applying onto the surfaces thereof a protective agent which is a particularly defined perfluoropolyether, the perfluoropolyether being applied as such or diluted with a solvent or a mixture of solvents having a boiling temperature below 80 DEG C, preferably a chlorofluorohydrocarbon.</p> |
申请公布号 |
DE3260983(D1) |
申请公布日期 |
1984.11.22 |
申请号 |
DE19823260983 |
申请日期 |
1982.02.23 |
申请人 |
MONTEDISON S.P.A.;CONSIGLIO NAZIONALE DELLE RICERCHE |
发明人 |
PIACENTI, FRANCO;CIAMPELLI, FEDERIGO;PASETTI, ADOLFO |
分类号 |
C04B41/48;(IPC1-7):04B41/26 |
主分类号 |
C04B41/48 |
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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