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NOVEL POLYPHOSPHATE/AZOLE COMPOSITIONS AND THE USE THEREOF AS COPPER AND COPPER ALLOY CORROSION INHIBITORS
NOVEL POLYPHOSPHATE/AZOLE COMPOSITIONS AND THE USE THEREOF AS COPPER AND COPPER ALLOY CORROSION INHIBITORS
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机译:新型磷酸盐/腈化合物及其在铜和铜合金腐蚀抑制剂中的用途
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摘要
A polyphosphate in combination with an azole such as an alkyl or alkoxy benzotriazole, mercaptobenzothiazole, tolyltriazole, benzotriazole, a substituted benzotriazole and/or 1-phenyl-5-mercaptotetrazole, is used to inhibit the corrosion of metallic surfaces, particularly copper surfaces, in contact with an aqueous system. Systems and composition are also claimed.
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