IT8319879A0 - Polisaccaridi. polisaccaridi alchilsolfonati adattivita' fluidificante e malte e calcestruzzi contenenti detti - Google Patents
Polisaccaridi. polisaccaridi alchilsolfonati adattivita' fluidificante e malte e calcestruzzi contenenti dettiInfo
- Publication number
- IT8319879A0 IT8319879A0 IT8319879A IT1987983A IT8319879A0 IT 8319879 A0 IT8319879 A0 IT 8319879A0 IT 8319879 A IT8319879 A IT 8319879A IT 1987983 A IT1987983 A IT 1987983A IT 8319879 A0 IT8319879 A0 IT 8319879A0
- Authority
- IT
- Italy
- Prior art keywords
- polysaccharides
- plastifier
- adaptivity
- mortars
- alkylsulfonate
- Prior art date
Links
- 229920001282 polysaccharide Polymers 0.000 title 2
- 239000005017 polysaccharide Substances 0.000 title 2
- -1 ALKYLSULFONATE POLYSACCHARIDES Chemical class 0.000 title 1
- 239000004567 concrete Substances 0.000 title 1
- 150000004676 glycans Chemical class 0.000 title 1
- 239000004570 mortar (masonry) Substances 0.000 title 1
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)
Priority Applications (10)
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 |
US06/575,733 USH493H (en) | 1983-03-03 | 1984-02-01 | Alkylsulfonated polysaccharides and mortar and concrete mixes containing them |
DE19843406745 DE3406745A1 (de) | 1983-03-03 | 1984-02-24 | Alkylsulfonierte polysaccharide und diese enthaltende moertel- und betonmischungen |
NL8400642A NL8400642A (nl) | 1983-03-03 | 1984-02-29 | Alkylgesulfoneerde polysaccharides en mortel en betonmengsels, die hen bevatten. |
FR8403166A FR2541990A1 (fr) | 1983-03-03 | 1984-02-29 | Polysaccharides alkylsulfones, melanges de mortier et de beton les contenant et procede pour augmenter leur aptitude a l'ecoulement |
GB08405407A GB2138014B (en) | 1983-03-03 | 1984-03-01 | Alkylsulfonated polysaccharides and mortar and concrete mixes containing them |
BE212480A BE899046A (fr) | 1983-03-03 | 1984-03-01 | Polysaccharides alkylsulfones, melanges de mortier et de beton les contenant et procede pour augmenter leur aptitude a l'ecoulement |
SE8401151A SE8401151L (sv) | 1983-03-03 | 1984-03-01 | Alkylsulfonerade polysackarider samt cementbruk- och betongblandningar innehallande dessa |
CH1020/84A CH659241A5 (de) | 1983-03-03 | 1984-03-02 | Superverfluessigungsmittel fuer moertel oder beton. |
CA000448712A CA1217482A (en) | 1983-03-03 | 1984-03-02 | Alkylsulfonated polysaccharides and mortar and concrete mixes containing them |
Applications Claiming Priority (1)
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 |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8319879A0 true IT8319879A0 (it) | 1983-03-03 |
IT8319879A1 IT8319879A1 (it) | 1984-09-03 |
IT1161592B IT1161592B (it) | 1987-03-18 |
Family
ID=11162016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19879/83A IT1161592B (it) | 1983-03-03 | 1983-03-03 | Polisaccaridi alchilsolfonati ad attivita' fluidificante e matle e calcestruzzi contenenti detti polisaccaridi |
Country Status (10)
Country | Link |
---|---|
US (1) | USH493H (it) |
BE (1) | BE899046A (it) |
CA (1) | CA1217482A (it) |
CH (1) | CH659241A5 (it) |
DE (1) | DE3406745A1 (it) |
FR (1) | FR2541990A1 (it) |
GB (1) | GB2138014B (it) |
IT (1) | IT1161592B (it) |
NL (1) | NL8400642A (it) |
SE (1) | SE8401151L (it) |
Families Citing this family (12)
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 |
TR27111A (tr) * | 1992-06-06 | 1994-11-09 | Hoechst Ag | Sulfoakil grubu ihtiva eden alkilhidroksialkil selüloz eterleri. |
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 (de) * | 1995-05-24 | 1997-01-02 | Hoechst Ag | Sulfonierte Regeneratcellulosefasern |
DE19543304B4 (de) * | 1995-11-21 | 2005-06-09 | Skw Bauchemie Gmbh | Zusatzmittel für wasserhaltige Baustoffmischungen und dessen Verwendung |
CN1093136C (zh) * | 1996-11-27 | 2002-10-23 | 花王株式会社 | 多糖衍生物和水硬性组合物 |
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 |
CA2547015C (en) * | 2003-12-01 | 2013-06-25 | W. R. Grace & Co.-Conn. | Gluconate broth for cement and concrete admixture |
Family Cites Families (10)
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 |
-
1983
- 1983-03-03 IT IT19879/83A patent/IT1161592B/it active
-
1984
- 1984-02-01 US US06/575,733 patent/USH493H/en not_active Abandoned
- 1984-02-24 DE DE19843406745 patent/DE3406745A1/de not_active Withdrawn
- 1984-02-29 FR FR8403166A patent/FR2541990A1/fr not_active Withdrawn
- 1984-02-29 NL NL8400642A patent/NL8400642A/nl not_active Application Discontinuation
- 1984-03-01 GB GB08405407A patent/GB2138014B/en not_active Expired
- 1984-03-01 SE SE8401151A patent/SE8401151L/ not_active Application Discontinuation
- 1984-03-01 BE BE212480A patent/BE899046A/fr unknown
- 1984-03-02 CA CA000448712A patent/CA1217482A/en not_active Expired
- 1984-03-02 CH CH1020/84A patent/CH659241A5/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
USH493H (en) | 1988-07-05 |
FR2541990A1 (fr) | 1984-09-07 |
IT8319879A1 (it) | 1984-09-03 |
CA1217482A (en) | 1987-02-03 |
SE8401151D0 (sv) | 1984-03-01 |
BE899046A (fr) | 1984-07-02 |
NL8400642A (nl) | 1984-10-01 |
CH659241A5 (de) | 1987-01-15 |
IT1161592B (it) | 1987-03-18 |
GB2138014A (en) | 1984-10-17 |
DE3406745A1 (de) | 1984-09-06 |
GB2138014B (en) | 1986-04-09 |
GB8405407D0 (en) | 1984-04-04 |
SE8401151L (sv) | 1984-09-04 |
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