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DE69422062D1 - Zusammensetzung zum verbessern der rheologischen eigenschaften zementbasierter produkte und verfahren zur herstellung davon - Google Patents

Zusammensetzung zum verbessern der rheologischen eigenschaften zementbasierter produkte und verfahren zur herstellung davon

Info

Publication number
DE69422062D1
DE69422062D1 DE69422062T DE69422062T DE69422062D1 DE 69422062 D1 DE69422062 D1 DE 69422062D1 DE 69422062 T DE69422062 T DE 69422062T DE 69422062 T DE69422062 T DE 69422062T DE 69422062 D1 DE69422062 D1 DE 69422062D1
Authority
DE
Germany
Prior art keywords
cement
improving
composition
production
rheological properties
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69422062T
Other languages
English (en)
Other versions
DE69422062T2 (de
Inventor
Ahmad Arfaei
David Darwin
Ellis Gartner
Byong-Wa Chun
Hideo Koyata
Lawrence Kuo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WR Grace and Co Conn
WR Grace and Co
Original Assignee
WR Grace and Co Conn
WR Grace and Co
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
Priority claimed from US08/128,939 external-priority patent/US5393343A/en
Application filed by WR Grace and Co Conn, WR Grace and Co filed Critical WR Grace and Co Conn
Publication of DE69422062D1 publication Critical patent/DE69422062D1/de
Application granted granted Critical
Publication of DE69422062T2 publication Critical patent/DE69422062T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C04B24/2652—Nitrogen containing polymers, e.g. polyacrylamides, polyacrylonitriles
    • C04B24/2658—Nitrogen containing polymers, e.g. polyacrylamides, polyacrylonitriles containing polyether side chains
    • 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
    • C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
    • C08F8/32—Introducing nitrogen atoms or nitrogen-containing groups by reaction with amines
    • 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
    • C08F8/48—Isomerisation; Cyclisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/0605—Polycondensates containing five-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms
    • C08G73/0611—Polycondensates containing five-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms with only one nitrogen atom in the ring, e.g. polypyrroles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1092—Polysuccinimides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
    • C08G81/02—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers at least one of the polymers being obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • C08G81/024—Block or graft polymers containing sequences of polymers of C08C or C08F and of polymers of C08G
    • C08G81/025—Block or graft polymers containing sequences of polymers of C08C or C08F and of polymers of C08G containing polyether sequences
    • 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
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
    • C04B2103/308—Slump-loss preventing agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Ceramic Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
DE69422062T 1993-09-29 1994-09-13 Zusammensetzung zum verbessern der rheologischen eigenschaften zementbasierter produkte und verfahren zur herstellung davon Expired - Fee Related DE69422062T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/128,939 US5393343A (en) 1993-09-29 1993-09-29 Cement and cement composition having improved rheological properties
US29902894A 1994-09-06 1994-09-06
PCT/US1994/010134 WO1995009821A2 (en) 1993-09-29 1994-09-13 Improved cement admixture product having improved rheological properties and process of forming same

Publications (2)

Publication Number Publication Date
DE69422062D1 true DE69422062D1 (de) 2000-01-13
DE69422062T2 DE69422062T2 (de) 2000-05-25

Family

ID=26827090

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422062T Expired - Fee Related DE69422062T2 (de) 1993-09-29 1994-09-13 Zusammensetzung zum verbessern der rheologischen eigenschaften zementbasierter produkte und verfahren zur herstellung davon

Country Status (13)

Country Link
US (3) US5633298A (de)
EP (1) EP0739320B1 (de)
JP (2) JP3989533B2 (de)
CN (2) CN1041709C (de)
AU (2) AU687886B2 (de)
BR (1) BR9407619A (de)
CA (1) CA2172827A1 (de)
DE (1) DE69422062T2 (de)
ES (1) ES2140558T3 (de)
NO (1) NO961150L (de)
PL (1) PL183101B1 (de)
TR (1) TR28104A (de)
WO (1) WO1995009821A2 (de)

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CN1135207A (zh) 1996-11-06
AU7723594A (en) 1995-05-01
JP2006045579A (ja) 2006-02-16
DE69422062T2 (de) 2000-05-25
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BR9407619A (pt) 1997-01-14
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AU687886B2 (en) 1998-03-05
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AU4832197A (en) 1998-04-09
EP0739320A1 (de) 1996-10-30
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US5643978A (en) 1997-07-01
CN1220979A (zh) 1999-06-30
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