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Title:
DIGESTION ASSISTANT FOR LIGNOCELLULOSES AND PROCESS FOR THE PRODUCTION OF PULPS
Document Type and Number:
WIPO Patent Application WO/2001/000923
Kind Code:
A1
Abstract:
A digestion assistant for lignocelluloses, containing one or more members selected from among nonionic surfactants represented by general formula (1): wherein R?1¿ is branched C¿4?-C¿24? alkyl, m is such integers of 1 or above as to give an average of 4 to 20; A?1¿ is C¿3?-C¿4? alkylene; and n is such integers of 0 or above as to give an average of 0 to 15, with the proviso that when the average of n is 1 to 5, the moiety in square brackets takes a random or block bonding mode.

Inventors:
YANO KENICHIRO (JP)
MAEDA HIROAKI (JP)
Application Number:
PCT/JP2000/004117
Publication Date:
January 04, 2001
Filing Date:
June 22, 2000
Export Citation:
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Assignee:
OJI PAPER CO (JP)
SANYO CHEMICAL IND LTD (JP)
YANO KENICHIRO (JP)
MAEDA HIROAKI (JP)
International Classes:
D21C3/00; D21C3/02; D21C3/06; D21C3/22; (IPC1-7): D21C3/02; D21C3/06
Foreign References:
EP0021263A21981-01-07
JPS54100332A1979-08-08
CA2214299A11999-02-28
DE3905311A11990-08-23
JPS57112485A1982-07-13
JPS52118003A1977-10-04
Attorney, Agent or Firm:
Nakanishi, Tokuji (Uchihommachi 2-chome Chuo-ku, Osaka-shi Osaka, JP)
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