HK174696A - Cement additive - Google Patents

Cement additive

Info

Publication number
HK174696A
HK174696A HK174696A HK174696A HK174696A HK 174696 A HK174696 A HK 174696A HK 174696 A HK174696 A HK 174696A HK 174696 A HK174696 A HK 174696A HK 174696 A HK174696 A HK 174696A
Authority
HK
Hong Kong
Prior art keywords
cement additive
cement
additive
Prior art date
Application number
HK174696A
Other languages
English (en)
Inventor
Masanori Iizuka
Tatsuya Mizunuma
Fuzio Yamato
Toshiharu Kojima
Akitoshi Tuji
Original Assignee
Kao Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kao Corp filed Critical Kao Corp
Publication of HK174696A publication Critical patent/HK174696A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/2664—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of ethylenically unsaturated dicarboxylic acid polymers, e.g. maleic anhydride copolymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/44—Preparation of metal salts or ammonium salts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
HK174696A 1990-03-29 1996-09-19 Cement additive HK174696A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2083264A JP2905249B2 (ja) 1990-03-29 1990-03-29 セメント混和剤の製造法

Publications (1)

Publication Number Publication Date
HK174696A true HK174696A (en) 1996-09-27

Family

ID=13797494

Family Applications (1)

Application Number Title Priority Date Filing Date
HK174696A HK174696A (en) 1990-03-29 1996-09-19 Cement additive

Country Status (5)

Country Link
US (1) US5137577A (xx)
EP (1) EP0449482B1 (xx)
JP (1) JP2905249B2 (xx)
DE (1) DE69116710D1 (xx)
HK (1) HK174696A (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1279390B1 (it) * 1993-12-21 1997-12-10 Sandoz Ag Copolimeri di addizione utili come additivi fluidificanti per miscele cementizie
DE10052461B4 (de) * 2000-10-23 2007-09-06 Lumera Laser Gmbh Vorrichtung zum Erzeugen von Laserlicht
DE102005061153A1 (de) * 2005-12-21 2007-06-28 Construction Research & Technology Gmbh Copolymere auf Basis von ungesättigten Mono- oder Dicarbonsäure-Derivaten und Oxyalkylenglykol-Alkenylethern, Verfahren zu deren Herstellung und ihre Verwendung
CN114249572B (zh) * 2021-12-20 2023-01-24 江苏泰林建设有限公司 一种高强度混凝土管桩

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3969434A (en) * 1973-10-29 1976-07-13 E. I. Du Pont De Nemours And Company Process for preparing ionically crosslinked copolymers
JPS6016851A (ja) * 1983-07-08 1985-01-28 花王株式会社 セメント混和剤
JPS6283344A (ja) * 1985-10-02 1987-04-16 花王株式会社 セメント混和剤
JPS635346A (ja) * 1986-06-25 1988-01-11 Konica Corp 感光体の製造方法
JP2592494B2 (ja) * 1988-04-20 1997-03-19 花王株式会社 セメント用混和剤
JPH0274547A (ja) * 1988-09-09 1990-03-14 Lion Corp セメント分散剤

Also Published As

Publication number Publication date
EP0449482A2 (en) 1991-10-02
EP0449482B1 (en) 1996-01-31
JP2905249B2 (ja) 1999-06-14
DE69116710D1 (de) 1996-03-14
EP0449482A3 (en) 1992-09-02
US5137577A (en) 1992-08-11
JPH03285850A (ja) 1991-12-17

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20080319