CA1217482A - Polysaccharides alcoylsulfones; melanges de mortier et de beton qui en renfermant - Google Patents

Polysaccharides alcoylsulfones; melanges de mortier et de beton qui en renfermant

Info

Publication number
CA1217482A
CA1217482A CA000448712A CA448712A CA1217482A CA 1217482 A CA1217482 A CA 1217482A CA 000448712 A CA000448712 A CA 000448712A CA 448712 A CA448712 A CA 448712A CA 1217482 A CA1217482 A CA 1217482A
Authority
CA
Canada
Prior art keywords
degree
alkylsulfonated
sulfonation
polysaccharide
mortar
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
CA000448712A
Other languages
English (en)
Inventor
Benito Casu
Fabio Tegiacchi
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.)
Grace Italiana SpA
Original Assignee
Grace Italiana SpA
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 Grace Italiana SpA filed Critical Grace Italiana SpA
Application granted granted Critical
Publication of CA1217482A publication Critical patent/CA1217482A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08B31/08—Ethers
    • C08B31/12—Ethers having alkyl or cycloalkyl radicals substituted by heteroatoms, e.g. hydroxyalkyl or carboxyalkyl starch
    • 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
    • C04B24/16—Sulfur-containing compounds
    • C04B24/161—Macromolecular compounds comprising sulfonate or sulfate groups
    • C04B24/168—Polysaccharide derivatives, e.g. starch sulfate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/02—Alkyl or cycloalkyl ethers
    • C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
CA000448712A 1983-03-03 1984-03-02 Polysaccharides alcoylsulfones; melanges de mortier et de beton qui en renfermant Expired CA1217482A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT19879/83A IT1161592B (it) 1983-03-03 1983-03-03 Polisaccaridi alchilsolfonati ad attivita' fluidificante e matle e calcestruzzi contenenti detti polisaccaridi
IT19879A/83 1983-03-03

Publications (1)

Publication Number Publication Date
CA1217482A true CA1217482A (fr) 1987-02-03

Family

ID=11162016

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000448712A Expired CA1217482A (fr) 1983-03-03 1984-03-02 Polysaccharides alcoylsulfones; melanges de mortier et de beton qui en renfermant

Country Status (10)

Country Link
US (1) USH493H (fr)
BE (1) BE899046A (fr)
CA (1) CA1217482A (fr)
CH (1) CH659241A5 (fr)
DE (1) DE3406745A1 (fr)
FR (1) FR2541990A1 (fr)
GB (1) GB2138014B (fr)
IT (1) IT1161592B (fr)
NL (1) NL8400642A (fr)
SE (1) SE8401151L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5986087A (en) * 1995-05-24 1999-11-16 Dystar Textilfarben Gmbh & Co. Deutschland Kg Sulfonation of regenerated cellulose with sulfonated polymers and use of the thus modified fibres

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4203530A1 (de) * 1992-02-07 1993-08-12 Wolff Walsrode Ag Verwendung von wasserloeslichen sulfoalkylderivaten der cellulose in gips- und zementhaltigen massen
DE4203529A1 (de) * 1992-02-07 1993-08-12 Wolff Walsrode Ag Wasserloesliche sulfoalkylhydroxyalkylderivate der cellulose und deren verwendung in gips- und zementhaltigen massen
US5591844A (en) * 1992-06-06 1997-01-07 Hoechst Aktiengesellschaft Alkyl hydroxyalkyl cellulose ethers containing sulfoalkyl groups
TR27111A (tr) * 1992-06-06 1994-11-09 Hoechst Ag Sulfoakil grubu ihtiva eden alkilhidroksialkil selüloz eterleri.
US5573589A (en) * 1993-03-10 1996-11-12 Sandoz Ltd. Cement compositions containing a sulfated polysaccharide and method
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
DE19543304B4 (de) * 1995-11-21 2005-06-09 Skw Bauchemie Gmbh Zusatzmittel für wasserhaltige Baustoffmischungen und dessen Verwendung
DE69716580T2 (de) * 1996-11-27 2003-06-05 Kao Corp Polysaccharidderivate und hydraulische zusammensetzungen
IT1291309B1 (it) * 1997-05-06 1999-01-07 F B C Future Biolog Chemicals Fluidificanti cementizi a base di amidi solfati
DE10209812A1 (de) 2001-03-22 2002-09-26 Degussa Construction Chem Gmbh Verwendung von wasserlöslichen Polysaccharid-Derivaten als Dispergiermittel für mineralische Bindemittelsuspensionen
WO2005054149A1 (fr) * 2003-12-01 2005-06-16 W. R. Grace & Co.-Conn Bouillon de fermentation constitue de gluconate destine a des adjuvants pour le ciment et le beton

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2429211A (en) 1944-02-07 1947-10-21 Andes Ralph Verne High-temperature cement modifier
US2583657A (en) 1949-07-11 1952-01-29 Phillips Petroleum Co Low water-loss cement and process of making
US2562148A (en) 1949-07-11 1951-07-24 Phillips Petroleum Co Low water-loss cement slurry
US2896715A (en) 1952-05-05 1959-07-28 Phillips Petroleum Co Hydraulic cements
US2795508A (en) 1952-08-22 1957-06-11 Phillips Petroleum Co Sulfoalkyl cellulose ethers and their salts as hydraulic natural cement set retarders
US2820788A (en) 1955-02-24 1958-01-21 Du Pont Process for preparing sodium sulfomethylcellulose
US2891057A (en) 1956-11-09 1959-06-16 Mo Och Domsjoe Ab Methods of making cellulose ethers
US3332791A (en) * 1964-05-12 1967-07-25 Rayonier Inc Process for producing portland cement compositions
US3530112A (en) 1967-07-24 1970-09-22 Itt Rayonier Inc Process for preparing dispersants useful in hydraulic cement slurries
JPS6018615B2 (ja) 1976-03-10 1985-05-11 花王株式会社 水硬性セメント組成物

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5986087A (en) * 1995-05-24 1999-11-16 Dystar Textilfarben Gmbh & Co. Deutschland Kg Sulfonation of regenerated cellulose with sulfonated polymers and use of the thus modified fibres

Also Published As

Publication number Publication date
SE8401151L (sv) 1984-09-04
GB8405407D0 (en) 1984-04-04
GB2138014B (en) 1986-04-09
IT8319879A0 (it) 1983-03-03
USH493H (en) 1988-07-05
IT8319879A1 (it) 1984-09-03
NL8400642A (nl) 1984-10-01
DE3406745A1 (de) 1984-09-06
IT1161592B (it) 1987-03-18
CH659241A5 (de) 1987-01-15
GB2138014A (en) 1984-10-17
SE8401151D0 (sv) 1984-03-01
BE899046A (fr) 1984-07-02
FR2541990A1 (fr) 1984-09-07

Similar Documents

Publication Publication Date Title
EP0077129B1 (fr) Additif pour mélanges de ciment hydraulique
US4818288A (en) Dispersant for concrete mixtures of high salt content
EP0101723B1 (fr) Procede d'amelioration de melanges de ciment hydraulique
CA1217482A (fr) Polysaccharides alcoylsulfones; melanges de mortier et de beton qui en renfermant
US20050241540A1 (en) Cement-based plasters using water retention agents prepared from raw cotton linters
JPS6018615B2 (ja) 水硬性セメント組成物
US20050241542A1 (en) Cement-based systems using water retention agents prepared from raw cotton linters
US20050241543A1 (en) Cement-based systems using plastification/extrusion auxiliaries prepared from raw cotton linters
JPH0328147A (ja) コンクリート組成物中の空気連行を調節する方法
JPS6246946A (ja) 水溶性のナフタリンスルホン酸―ホルムアルデヒド縮合生成物の塩を無機結合剤の混和剤として使用する方法
US4488910A (en) Admixture for nonplastic cement mixes and method
EP0303747A2 (fr) Polymère acrylique et compositions de ciment le contenant
WO1997013732A2 (fr) Adjuvants du beton a base de lignine sulfomethylolatee
NO861593L (no) Vanlig blanding egnet for fremstilling av fluid betongvelling.
US4746367A (en) Superplasticizer composition for use with hydraulic cements
CN109503788B (zh) 一种石膏用磺化三聚氰胺减水剂的合成方法
CA1226429A (fr) Adjuvants antireducteurs de filtrat pour ciments hydrauliques de garnissage des forages
CN109306021B (zh) 一种淀粉硫酸酯缓凝高效减水剂及其制备方法
CN112851183B (zh) 一种适用于降低大体积混凝土水化热的外加剂及其制备方法
JPS6339906A (ja) セメント添加剤
JP3192464B2 (ja) セメント混和剤
CN108864389B (zh) 一种降粘型氨基磺酸盐减水剂的制备方法
CN115838443B (zh) 一种磺化瓜尔胶醚及其制备方法和应用
CA1162951A (fr) Superplasticiseur pour ciment
JPS6215500B2 (fr)

Legal Events

Date Code Title Description
MKEX Expiry