Title:
DIGESTION ACCELERATOR AND METHOD FOR PRODUCING PULP USING SAME
Document Type and Number:
WIPO Patent Application WO/2024/004703
Kind Code:
A1
Abstract:
This digestion accelerator comprises: a specific quaternary ammonium compound; and at least one amine compound selected from the group consisting of a specific primary monoamine, a specific secondary monoamine, and a specific tertiary monoamine. The mass ratio of the quaternary ammonium compound and the amine compound is 5:1 to 10,000:1. This method for producing pulp comprises a digestion step for adding a digestion accelerator and at least one main agent selected from the group consisting of an alkali-based main agent and a sulfite-based main agent, and thereby digesting a lignocellulose-containing material, wherein the digestion accelerator is the aforementioned digestion accelerator.
Inventors:
TANAKA TAKASHI (JP)
HARIMOTO TOYOHIRO (JP)
HARIMOTO TOYOHIRO (JP)
Application Number:
PCT/JP2023/022358
Publication Date:
January 04, 2024
Filing Date:
June 16, 2023
Export Citation:
Assignee:
NICCA CHEMICAL CO (JP)
International Classes:
D21C3/00
Foreign References:
| JP2019065434A | 2019-04-25 | |||
| JPS63309689A | 1988-12-16 | |||
| JPS54100332A | 1979-08-08 | |||
| JPH06299488A | 1994-10-25 | |||
| JP2022112363A | 2022-08-02 |
Attorney, Agent or Firm:
KIMURA Mitsuru (JP)
Download PDF:
Previous Patent: METHOD FOR MANUFACTURING MEDICAL TAPE
Next Patent: TECHNIQUE SIMULATOR AND TECHNIQUE-TRAINING METHOD
Next Patent: TECHNIQUE SIMULATOR AND TECHNIQUE-TRAINING METHOD