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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Main Authors | , |
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Format | Patent |
Language | English |
Published |
18.12.1992
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Subjects | |
Online Access | Get full text |
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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. |
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Bibliography: | Application Number: JP19910167637 |