GB2138014B - Alkylsulfonated polysaccharides and mortar and concrete mixes containing them - Google Patents

Alkylsulfonated polysaccharides and mortar and concrete mixes containing them

Info

Publication number
GB2138014B
GB2138014B GB08405407A GB8405407A GB2138014B GB 2138014 B GB2138014 B GB 2138014B GB 08405407 A GB08405407 A GB 08405407A GB 8405407 A GB8405407 A GB 8405407A GB 2138014 B GB2138014 B GB 2138014B
Authority
GB
United Kingdom
Prior art keywords
alkylsulfonated
polysaccharides
mortar
concrete mixes
mixes containing
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
GB08405407A
Other versions
GB8405407D0 (en
GB2138014A (en
Inventor
Fabio Tegiacchi
Benito Casu
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.)
Boston SpA
Original Assignee
Boston 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 Boston SpA filed Critical Boston SpA
Publication of GB8405407D0 publication Critical patent/GB8405407D0/en
Publication of GB2138014A publication Critical patent/GB2138014A/en
Application granted granted Critical
Publication of GB2138014B publication Critical patent/GB2138014B/en
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
GB08405407A 1983-03-03 1984-03-01 Alkylsulfonated polysaccharides and mortar and concrete mixes containing them Expired GB2138014B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19879/83A IT1161592B (en) 1983-03-03 1983-03-03 ALCHYL SULPHONATED POLYSACCHARIDS WITH FLUIDIFYING ACTIVITY AND MATLE AND CONCRETE CONTAINING THOSE POLYSACCHARIDES

Publications (3)

Publication Number Publication Date
GB8405407D0 GB8405407D0 (en) 1984-04-04
GB2138014A GB2138014A (en) 1984-10-17
GB2138014B true GB2138014B (en) 1986-04-09

Family

ID=11162016

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08405407A Expired GB2138014B (en) 1983-03-03 1984-03-01 Alkylsulfonated polysaccharides and mortar and concrete mixes containing them

Country Status (10)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4203530A1 (en) * 1992-02-07 1993-08-12 Wolff Walsrode Ag USE OF WATER SOLUBLE SULFOALKYL DERIVATIVES OF CELLULOSE IN PLASTER AND CEMENT CONTAINERS
DE4203529A1 (en) * 1992-02-07 1993-08-12 Wolff Walsrode Ag WATER-SOLUBLE SULFOALKYL HYDROXYALKYL DERIVATIVES OF CELLULOSE AND THEIR USE IN PLASTER AND CEMENT CONTAINERS
TR27111A (en) * 1992-06-06 1994-11-09 Hoechst Ag Alkylhydroxyalkyl cellulose ethers containing sulfoacyl group.
US5591844A (en) * 1992-06-06 1997-01-07 Hoechst Aktiengesellschaft Alkyl hydroxyalkyl cellulose ethers containing sulfoalkyl groups
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
DE19549409A1 (en) * 1995-05-24 1997-01-02 Hoechst Ag Sulphonated regenerated cellulose fibre and vinyl] sulphonic starch
DE19543304B4 (en) * 1995-11-21 2005-06-09 Skw Bauchemie Gmbh Additive for water-containing building material mixtures and its use
TW475922B (en) * 1996-11-27 2002-02-11 Kao Corp A polysaccharide derivative and hydraulic compositions
IT1291309B1 (en) * 1997-05-06 1999-01-07 F B C Future Biolog Chemicals CEMENTITIOUS FLUIDIZERS BASED ON SULPHATES
DE10209812A1 (en) 2001-03-22 2002-09-26 Degussa Construction Chem Gmbh Water-soluble polysaccharide derivatives used as dispersants for mineral binder suspensions, optionally contain hydroxyalkyl and/or sulfate groups
AU2004295325B2 (en) * 2003-12-01 2009-09-17 Gcp Applied Technologies Inc. Gluconate broth for cement and concrete admixture

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 (en) 1976-03-10 1985-05-11 花王株式会社 Hydraulic cement composition

Also Published As

Publication number Publication date
IT8319879A1 (en) 1984-09-03
BE899046A (en) 1984-07-02
CH659241A5 (en) 1987-01-15
FR2541990A1 (en) 1984-09-07
IT1161592B (en) 1987-03-18
USH493H (en) 1988-07-05
GB8405407D0 (en) 1984-04-04
IT8319879A0 (en) 1983-03-03
DE3406745A1 (en) 1984-09-06
NL8400642A (en) 1984-10-01
SE8401151L (en) 1984-09-04
SE8401151D0 (en) 1984-03-01
CA1217482A (en) 1987-02-03
GB2138014A (en) 1984-10-17

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee