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GB1425822A - Cementitious compositions - Google Patents

Cementitious compositions

Info

Publication number
GB1425822A
GB1425822A GB5022271A GB5022271A GB1425822A GB 1425822 A GB1425822 A GB 1425822A GB 5022271 A GB5022271 A GB 5022271A GB 5022271 A GB5022271 A GB 5022271A GB 1425822 A GB1425822 A GB 1425822A
Authority
GB
United Kingdom
Prior art keywords
jan
division
cementitious compositions
fosroc
heading
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
Application number
GB5022271A
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.)
Fosroc AG
Original Assignee
Fosroc AG
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 Fosroc AG filed Critical Fosroc AG
Priority to GB5022271A priority Critical patent/GB1425822A/en
Publication of GB1425822A publication Critical patent/GB1425822A/en
Expired 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
    • C04B24/38—Polysaccharides or derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/125—Saturated compounds having only one carboxyl group and containing ether groups, groups, groups, or groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B31/00—Preparation of derivatives of starch
    • C08B31/18—Oxidised starch

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

1425822 Cement compositions FOSROC AG 29 Jan 1973 [28 Jan 1972] 50222/71 Heading C1H [Also in Division C3] A cementitious composition of reduced water requirement and enhanced concrete crushing strength comprises, in addition to Portland cement and aggregate and optionally triethanolamine, a synthetic water-soluble oxidized polysaccharide having an acid value of 10-100 and preferably having the formula where n is 2-32 or: where n is 6-50, preferably 2-20 (see Division C3).
GB5022271A 1972-01-28 1972-01-28 Cementitious compositions Expired GB1425822A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB5022271A GB1425822A (en) 1972-01-28 1972-01-28 Cementitious compositions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5022271A GB1425822A (en) 1972-01-28 1972-01-28 Cementitious compositions

Publications (1)

Publication Number Publication Date
GB1425822A true GB1425822A (en) 1976-02-18

Family

ID=10455136

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5022271A Expired GB1425822A (en) 1972-01-28 1972-01-28 Cementitious compositions

Country Status (1)

Country Link
GB (1) GB1425822A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0290198A1 (en) * 1987-05-07 1988-11-09 Merck & Co. Inc. Welan gum in cement compositions
EP0432770A1 (en) * 1989-12-12 1991-06-19 Takeda Chemical Industries, Ltd. Hydraulic composition, formed products therefrom and segregation reduction agent for hydraulic substances
US5175277A (en) * 1991-03-20 1992-12-29 Merck & Co., Inc. Rapidly hydrating welan gum
US5174821A (en) * 1989-12-12 1992-12-29 Taisei Corporation Hydraulic composition, formed products therefrom and segregation reduction agent for hydraulic substances
US5366550A (en) * 1993-04-02 1994-11-22 Tec Incorporated Latex modified cement-based thin set adhesive
US5575840A (en) * 1993-10-29 1996-11-19 National Starch And Chemical Investment Holding Corporation Cement mortar systems using blends of polysaccharides and cold-water-soluble, unmodified starches
US5626666A (en) * 1994-07-13 1997-05-06 Ciments Francais Milling agent for cements
EP0755944A3 (en) * 1995-07-11 1997-10-01 Cerestar Holding Bv Polyhydroxycarboxylic acid composition derived from maltodextrins by oxidation with an oxygen containing oxidant
WO2000006607A1 (en) * 1998-07-31 2000-02-10 Coöperatieve Verkoop- En Productievereniging Van Aardappelmeel En Derivaten Avebe B.A. Oxidation of starch
WO2022122690A1 (en) * 2020-12-11 2022-06-16 Sika Technology Ag Cementitious compositions comprising oxidatively degraded polysaccharide as water reducing agents

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0290198A1 (en) * 1987-05-07 1988-11-09 Merck & Co. Inc. Welan gum in cement compositions
EP0507419A1 (en) * 1987-05-07 1992-10-07 Monsanto Company Low viscosity welan gum and process for preparation thereof
EP0432770A1 (en) * 1989-12-12 1991-06-19 Takeda Chemical Industries, Ltd. Hydraulic composition, formed products therefrom and segregation reduction agent for hydraulic substances
US5174821A (en) * 1989-12-12 1992-12-29 Taisei Corporation Hydraulic composition, formed products therefrom and segregation reduction agent for hydraulic substances
US5175277A (en) * 1991-03-20 1992-12-29 Merck & Co., Inc. Rapidly hydrating welan gum
US5366550A (en) * 1993-04-02 1994-11-22 Tec Incorporated Latex modified cement-based thin set adhesive
US5575840A (en) * 1993-10-29 1996-11-19 National Starch And Chemical Investment Holding Corporation Cement mortar systems using blends of polysaccharides and cold-water-soluble, unmodified starches
US5626666A (en) * 1994-07-13 1997-05-06 Ciments Francais Milling agent for cements
EP0755944A3 (en) * 1995-07-11 1997-10-01 Cerestar Holding Bv Polyhydroxycarboxylic acid composition derived from maltodextrins by oxidation with an oxygen containing oxidant
US5866533A (en) * 1995-07-11 1999-02-02 Cerestar Holding B.V. Polyhydroxycarboxylic acid composition derived from maltodextrins by oxidation with an oxygen containing oxidant
WO2000006607A1 (en) * 1998-07-31 2000-02-10 Coöperatieve Verkoop- En Productievereniging Van Aardappelmeel En Derivaten Avebe B.A. Oxidation of starch
US6777548B1 (en) 1998-07-31 2004-08-17 Cooperatieve Verkoop-En Productievereniging Van Aardappelmeel En Derivaten Avebe B.A. Oxidation of starch
WO2022122690A1 (en) * 2020-12-11 2022-06-16 Sika Technology Ag Cementitious compositions comprising oxidatively degraded polysaccharide as water reducing agents
US20220185733A1 (en) * 2020-12-11 2022-06-16 Sika Technology Ag Cementitious compositions comprising oxidatively degraded polysaccharide as water reducing agents
US20230322620A1 (en) * 2020-12-11 2023-10-12 Sika Technology Ag Cementitious compositions comprising oxidatively degraded polysaccharide as water reducing agents

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee