HYDROPHILIC SURFACE-TREATING AGENT, HYDROPHILIC SURFACE TREATMENT BATH AND HYDROPHILIC SURFACE TREATMENT

PURPOSE:To provide a hydrophilic surface-treating agent which can form a film which can give corrosion resistance and hydrophilicity to an aluminum material such as an aluminum fin of a heat exchanger and can prevent the formation of an unpleasant odor. CONSTITUTION:A hydrophilic surface-treating ag...

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Bibliographic Details
Main Authors YASUHARA KIYOTADA, MIKAMI FUJIO
Format Patent
LanguageEnglish
Published 18.12.1992
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Summary:PURPOSE:To provide a hydrophilic surface-treating agent which can form a film which can give corrosion resistance and hydrophilicity to an aluminum material such as an aluminum fin of a heat exchanger and can prevent the formation of an unpleasant odor. CONSTITUTION:A hydrophilic surface-treating agent containing polyvinylpyrrolidone of a degree of polymerization of 50-1000 and polyvinyl alcohol of a degree of hydrolysis of 80% or above and a degree of polymerization of 100-1000 in a specified ratio.
Bibliography:Application Number: JP19910167637