Aqueous acidic composition for cleaning fiberglass
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United States of America Patent
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Oct 13, 1987
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N/A
app pub date -
May 29, 1986
filing date -
May 29, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An aqueous acidic solution for cleaning fiberglass without significant discoloration of the surface thereof comprising a water-soluble organophosphonic acid and/or a water soluble acrylic acid polymer, in combination with a higher (alkyl)betaine surfactant and, optionally an amount of alkaline pH modifying substance effective to adjust the pH to a value within the range of about 3.0-7.0. The preferred (alkyl)betaine is lauramidopropyl betaine. Cleaning results are optimized when the acrylic polymer and organophosphate are combined in a cleaning composition having a pH of about 3.5-4.5.
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