Title:
CLEANING AGENT FOR PULP AND MANUFACTURING METHOD OF PULP
Document Type and Number:
Japanese Patent JP2020133083
Kind Code:
A
Abstract:
To provide a cleaning agent for pulp capable of cleaning soils deposited on a pulp raw material efficiently.SOLUTION: The cleaning agent for pulp is a cleaning agent for pulp containing a polyoxyalkylene compound (A) having HLB (Oda method) of 8-18 and a cloud point (1 wt.% aqueous solution) of 56-95°C and is characterized by that the polyoxyalkylene compound (A) is a compound (A1) represented by the general formula below (1) or a compound (A2) represented by the general formula below (2). R-(EO)a-(PO)b-(EO)c-H (1); R-(EO)d/(PO)e-(PO)f-(EO)g-H (2); R is an alkyl group of a carbon number of 8-22 or an alkenyl group of a carbon number of 8-22; EO is an oxyethylene group, PO is an oxypropylene group, a is an integer of 1-30, b is an integer of 0-7, c is an integer of 0-20, d is an integer of 1-20, e is an integer of 1-8, f is an integer of 0-5, g is an integer of 0-15; - shows block, / shows random, and H shows hydrogen atom.SELECTED DRAWING: None
Inventors:
MAEDA AKIRA
Application Number:
JP2019032614A
Publication Date:
August 31, 2020
Filing Date:
February 26, 2019
Export Citation:
Assignee:
SAN NOPCO KK
International Classes:
C08G65/28; D21C9/02; C11D1/722
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| JP2009108430A | 2009-05-21 | |||
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Attorney, Agent or Firm:
Kenichi Sakurai