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1. (WO2018100759) ANTIFOULING COMPOSITION

Pub. No.:    WO/2018/100759    International Application No.:    PCT/JP2017/011273
Publication Date: Fri Jun 08 01:59:59 CEST 2018 International Filing Date: Wed Mar 22 00:59:59 CET 2017
IPC: D21C 9/08
D21F 1/32
Applicants: MAINTECH CO., LTD.
株式会社メンテック
Inventors: SEKIYA Hiroshi
関谷 宏
MUROYA Tomonori
室矢 知徳
SAWADA Hiraku
澤田 拓
Title: ANTIFOULING COMPOSITION
Abstract:
[Problem] To provide an antifouling agent which is capable of sufficiently preventing pitch contamination in a wet part and does not easily foam. [Solution] The present invention provides an antifouling composition for preventing pitch contamination in a wet part of a paper machine, the composition being an aqueous solution which contains an anionic polymer and an inorganic alkaline agent and has a pH of at least 9, wherein the mixing ratio of the inorganic alkaline agent is at least 0.1 parts by mass with respect to 1 part by mass of the anionic polymer.