METHOD FOR PRODUCING AQUEOUS FLUOROPOLYMER DISPERSION, DRAINAGE TREATMENT METHOD, AND AQUEOUS FLUOROPOLYMER DISPERSION
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United States of America Patent
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Aug 18, 2022
app pub date -
Apr 27, 2020
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Apr 26, 2019
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Abstract
A method for producing a fluoropolymer aqueous dispersion, including a step A of performing ultrafiltration, microfiltration, or dialysis membrane treatment, or a combination thereof on a pretreatment aqueous dispersion containing a fluoropolymer obtained by polymerization in the presence of a polymer (I) including a polymerized unit (I) derived from a monomer represented by the following general formula (I), with the proviso that the fluoropolymer is other than the polymer (I):
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