SOLID-STATE CEMENT DISPERSANT, METHOD FOR PRODUCING SAME AND CEMENT COMPOSITION

Title:

SOLID-STATE CEMENT DISPERSANT, METHOD FOR PRODUCING SAME AND CEMENT COMPOSITION

Document Type and Number:

WIPO Patent Application WO/2020/195910

Kind Code:

A1

Abstract:

The present invention addresses the problem of providing a solid-state cement dispersant which is suitable for sustention of dispersion retainability and conveyance; and the present invention provides a solid-state cement dispersant, which contains at least a copolymer that has at least two specific constituent units, and a lignin derivative (component (B)).

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Inventors:

NAKAMURA AKIHIKO (JP)
ISHIMOTO TADAHIRO (JP)
KANENAKA TUBASA (JP)
TAMURA SUMIO (JP)

Application Number:

PCT/JP2020/010895

Publication Date:

October 01, 2020

Filing Date:

March 12, 2020

Export Citation:

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Assignee:

JUJO PAPER CO LTD (JP)

International Classes:

C04B24/26; C04B24/18; C04B28/04; C08F216/16; C08F216/18; C08F220/04; C08F220/12; C08F220/28; C08L29/10; C08L33/14; C08L97/00; C09K23/42; C09K23/50; C09K23/52; C04B103/40

Foreign References:

JP2019038731A	2019-03-14
JP2011057459A	2011-03-24
JP2008208016A	2008-09-11

Attorney, Agent or Firm:

SAKAI INTERNATIONAL PATENT OFFICE (JP)

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