发明名称 |
Composition for the desulphatizing cleaning of carbonatic stone surfaces |
摘要 |
Compositions for the desulphatizing cleaning of stone surfaces of prevailingly carbonatic nature or of layers of such nature on different materials, consisting of a mixture of an anion exchange material (for instance an anionic exchange resin) with an aqueous solution of ammonium carbonate and optionally with additives.
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申请公布号 |
US4686064(A) |
申请公布日期 |
1987.08.11 |
申请号 |
US19860822104 |
申请日期 |
1986.01.24 |
申请人 |
LARAC S.P.A. |
发明人 |
PIZZIGONI, GIUSEPPE;PARRINI, PAOLO |
分类号 |
C04B41/53;C11D7/12;C11D7/22;E04G23/00;(IPC1-7):C11D7/12 |
主分类号 |
C04B41/53 |
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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