Hydrophilization treatment method of polyphenylen sulfide resin

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11345853
APP PUB NO 20200347298A1
SERIAL NO

16760035

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Importance

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Abstract

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A treatment device 1 includes: a treatment tank 2; an electrolytic cell 6 including diamond electrodes continuous from a pipe 4 including a circulation pump 5; and a pipe 7 supplying from the electrolytic cell 6 to the treatment tank 2. The treatment tank 2 and the electrolytic cell 6 are filled with sulfuric acid having a predetermined concentration; current is applied to the electrolytic cell 6 to electrolyze the sulfuric acid and a persulfuric acid solution S is generated by electrolyzing the sulfuric acid; and the persulfuric acid solution S is supplied to the treatment tank 2 through the pipe 7. Besides, inside the treatment tank 2, a PPS resin board 8 is vertically suspended in a state of being fixed to a fixture 8A, and the PPS resin board 8 is treated by the persulfuric acid solution S.

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Patent Owner(s)

Patent OwnerAddress
KURITA WATER INDUSTRIES LTD10-1 NAKANO 4-CHOME NAKANO-KU TOKYO 1640001 ?1640001

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nagai, Tatsuo Tokyo, JP 20 117
Yamamoto, Yuzuki Tokyo, JP 8 0

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