Title:
BULKING AGENT FOR FIBER-MIXED BOARD USED AS BUILDING MATERIAL BOARD, AND USE OF BULKING AGENT
Document Type and Number:
WIPO Patent Application WO/2024/042846
Kind Code:
A1
Abstract:
Provided is a technique by which it is possible to suppress a decrease in strength of a fiber-mixed board used as a building material board while increasing the bulkiness of the fiber-mixed board. A bulking agent, which is used in a fiber-mixed board used as a building material board containing cement and pulp, is characterized by containing a specific ether compound (A) and/or a specific ester compound (B). A fiber-mixed board used as a building material board is characterized by containing cement, pulp, and a specific ether compound (A) and/or a specific ester compound (B). A method for producing a fiber-mixed board used as a building material board is characterized by including a mixing step for mixing pulp, cement, and a specific ether compound (A) and/or a specific ester compound (B).
Inventors:
NOGUCHI TAKAO (JP)
JIANG YUYING (JP)
JIANG YUYING (JP)
Application Number:
PCT/JP2023/023652
Publication Date:
February 29, 2024
Filing Date:
June 26, 2023
Export Citation:
Assignee:
HAKUTO KK (JP)
International Classes:
C04B28/02; C04B16/02; C04B24/26; C04B24/32; D21H17/06; D21H21/00; E04C2/04
Domestic Patent References:
| WO2018116500A1 | 2018-06-28 | |||
| WO1998003730A1 | 1998-01-29 |
Foreign References:
| JP2015151294A | 2015-08-24 | |||
| JPH11200285A | 1999-07-27 | |||
| JP2022109639A | 2022-07-28 | |||
| JP2021155890A | 2021-10-07 |
Attorney, Agent or Firm:
NOMURA Kazuhiro (JP)
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