CH686186A5 - Neue Verflussiger und Verfahren zu ihrer Herstellung. - Google Patents
Neue Verflussiger und Verfahren zu ihrer Herstellung. Download PDFInfo
- Publication number
- CH686186A5 CH686186A5 CH5994A CH5994A CH686186A5 CH 686186 A5 CH686186 A5 CH 686186A5 CH 5994 A CH5994 A CH 5994A CH 5994 A CH5994 A CH 5994A CH 686186 A5 CH686186 A5 CH 686186A5
- Authority
- CH
- Switzerland
- Prior art keywords
- acid
- amine
- condensation products
- sulfamic acid
- ratio
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 11
- 238000002360 preparation method Methods 0.000 title claims description 4
- HVBSAKJJOYLTQU-UHFFFAOYSA-N 4-aminobenzenesulfonic acid Chemical compound NC1=CC=C(S(O)(=O)=O)C=C1 HVBSAKJJOYLTQU-UHFFFAOYSA-N 0.000 claims description 32
- 150000001412 amines Chemical class 0.000 claims description 25
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical group O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 21
- 239000007859 condensation product Substances 0.000 claims description 17
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 claims description 16
- 229950000244 sulfanilic acid Drugs 0.000 claims description 16
- 239000004568 cement Substances 0.000 claims description 15
- 229920000877 Melamine resin Polymers 0.000 claims description 9
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 9
- 239000000654 additive Substances 0.000 claims description 8
- 239000004014 plasticizer Substances 0.000 claims description 6
- 125000000542 sulfonic acid group Chemical group 0.000 claims description 6
- 239000007795 chemical reaction product Substances 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- 239000000047 product Substances 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- 239000011230 binding agent Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 150000001299 aldehydes Chemical class 0.000 description 11
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 8
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 4
- 235000019253 formic acid Nutrition 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 235000010339 sodium tetraborate Nutrition 0.000 description 3
- 150000003460 sulfonic acids Chemical class 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- -1 acrylic ester Chemical class 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- CDMADVZSLOHIFP-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane;decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 CDMADVZSLOHIFP-UHFFFAOYSA-N 0.000 description 2
- 239000008098 formaldehyde solution Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 description 1
- WBZKQQHYRPRKNJ-UHFFFAOYSA-L disulfite Chemical compound [O-]S(=O)S([O-])(=O)=O WBZKQQHYRPRKNJ-UHFFFAOYSA-L 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005227 gel permeation chromatography Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- KVBGVZZKJNLNJU-UHFFFAOYSA-M naphthalene-2-sulfonate Chemical compound C1=CC=CC2=CC(S(=O)(=O)[O-])=CC=C21 KVBGVZZKJNLNJU-UHFFFAOYSA-M 0.000 description 1
- 229920002866 paraformaldehyde Polymers 0.000 description 1
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 1
- 229940001584 sodium metabisulfite Drugs 0.000 description 1
- 235000010262 sodium metabisulphite Nutrition 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 150000008054 sulfonate salts Chemical class 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/40—Chemically modified polycondensates
-
- 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
- C04B24/20—Sulfonated aromatic compounds
- C04B24/22—Condensation or polymerisation products thereof
- C04B24/223—Sulfonated melamine-formaldehyde condensation products
-
- 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
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
- C08G12/30—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with substituted triazines
- C08G12/32—Melamines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB939300704A GB9300704D0 (en) | 1993-01-15 | 1993-01-15 | Organic compounds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH686186A5 true CH686186A5 (de) | 1996-01-31 |
Family
ID=10728740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH5994A CH686186A5 (de) | 1993-01-15 | 1994-01-10 | Neue Verflussiger und Verfahren zu ihrer Herstellung. |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPH06239950A (fr) |
| CH (1) | CH686186A5 (fr) |
| DE (1) | DE4400801A1 (fr) |
| FR (1) | FR2700549B1 (fr) |
| GB (1) | GB9300704D0 (fr) |
| IT (1) | IT1271835B (fr) |
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2876094A1 (fr) | 2014-04-03 | 2015-05-27 | Basf Se | Ciment et composition de liant à base de sulfate de calcium |
| EP2899171A1 (fr) | 2014-01-22 | 2015-07-29 | Construction Research & Technology GmbH | Additif pour liants hydrauliques |
| WO2017212045A1 (fr) | 2016-06-09 | 2017-12-14 | Basf Se | Compositions chimiques de construction comprenant un adduit de bisulfite d'acide glyoxylique |
| WO2017212044A1 (fr) | 2016-06-09 | 2017-12-14 | Basf Se | Mélange régulateur d'hydratation pour compositions de mortier et de ciment |
| WO2019077050A1 (fr) | 2017-10-20 | 2019-04-25 | Construction Research & Technology Gmbh | Composition de régulation de prise destinée à des systèmes cimentaires |
| WO2020173723A1 (fr) | 2019-02-27 | 2020-09-03 | Basf Se | Mélange comprenant de l'acide glyoxylique ou ses produits de condensation ou d'addition |
| WO2020212607A1 (fr) | 2019-04-18 | 2020-10-22 | Construction Research & Technology Gmbh | Composition de béton projeté |
| WO2020244981A1 (fr) | 2019-06-03 | 2020-12-10 | Basf Se | Utilisatoin d'un kit additif dans l'impression 3d d'une composition de matériau de construction |
| WO2021185718A1 (fr) | 2020-03-20 | 2021-09-23 | Basf Se | Compositions de matériau de construction écologiques ayant une résistance initiale améliorée |
| WO2021254802A1 (fr) | 2020-06-18 | 2021-12-23 | Basf Se | Mélange de contrôle d'hydratation pour mortier et compositions de ciment |
| WO2022043350A1 (fr) | 2020-08-26 | 2022-03-03 | Construction Research & Technology Gmbh | Composition de régulation de prise destinée à des systèmes cimentaires |
| WO2022043348A1 (fr) | 2020-08-26 | 2022-03-03 | Construction Research & Technology Gmbh | Composition de construction à teneur réduite en ciment |
| WO2022043349A1 (fr) | 2020-08-26 | 2022-03-03 | Construction Research & Technology Gmbh | Composition de construction de ciment d'argile calcinée à base de calcaire (lc3) |
| US11485683B2 (en) | 2015-12-17 | 2022-11-01 | Construction Research & Technology Gmbh | Polycondensate based water-reducer |
| WO2022248630A1 (fr) | 2021-05-27 | 2022-12-01 | Basf Se | Composition de dispersion comprenant une pâte de scellement à base de ciment et un mélange d'additifs |
| WO2022268769A1 (fr) | 2021-06-22 | 2022-12-29 | Construction Research & Technology Gmbh | Utilisation d'un polycondensat d'acide naphtalènesulfonique en tant que plastifiant dans une composition de construction et composition de construction |
| WO2022268772A1 (fr) | 2021-06-22 | 2022-12-29 | Construction Research & Technology Gmbh | Dispersant pour ciment comprenant un polycondensat d'acide naphtalènesulfonique et un polycondensat phosphorylé et/ou un polycarboxylate éther, et composition pour construction |
| WO2023052424A1 (fr) | 2021-09-29 | 2023-04-06 | Construction Research & Technology Gmbh | Composition de régulation de prise destinée à des systèmes cimentaires |
| WO2023126283A1 (fr) | 2021-12-28 | 2023-07-06 | Construction Research & Technology Gmbh | Composition d'additif ou d'étanchéité pour compositions à base de ciment, composition à base de ciment, procédés pour leur fabrication, et procédés de préparation d'une structure à base de ciment et de traitement d'une surface correspondante |
| WO2023203207A1 (fr) | 2022-04-21 | 2023-10-26 | Construction Research & Technology Gmbh | Procédé pour la préparation d'une composition de germes de silicate de calcium hydraté utile en tant qu'accélérateur de durcissement pour des compositions à base de ciment |
| WO2023217567A1 (fr) | 2022-05-09 | 2023-11-16 | Basf Se | Composition de mortier sec contenant un sel métallique d'un polyol |
| WO2023247699A1 (fr) | 2022-06-22 | 2023-12-28 | Construction Research & Technology Gmbh | Composition d'accélérateur de durcissement pour compositions cimentaires, composition cimentaire et procédé pour l'accélération du durcissement d'une composition cimentaire |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19506218B4 (de) * | 1995-02-23 | 2007-05-31 | Basf Construction Polymers Gmbh | Hochviskose Sulfonsäuregruppen enthaltende Kondensationsprodukte auf Basis von Amino-s-triazinen |
| DE19538821A1 (de) * | 1995-03-31 | 1996-10-02 | Sueddeutsche Kalkstickstoff | Kondensationsprodukte auf Basis von Amino-s-triazinen und deren Verwendung |
| DE19600445A1 (de) * | 1996-01-09 | 1997-07-10 | Wester Mineralien Gmbh | Homogene ungehärtete Zusammensetzung auf Basis Zement |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2142532A1 (de) * | 1971-08-25 | 1973-03-08 | Cassella Farbwerke Mainkur Ag | Verfahren zur herstellung von hochkondensierten, unbegrenzt in wasser loeslichen aminoplastharzen |
| CH648570A5 (de) * | 1981-10-26 | 1985-03-29 | Sika Ag | Polykondensationsprodukt. |
| FR2687406A1 (fr) * | 1992-02-18 | 1993-08-20 | Chryso Sa | Produits de condensation et leur utilisation comme agents fluidifiants pour liants hydrauliques tels que les ciments, les platres et la chaux. |
-
1993
- 1993-01-15 GB GB939300704A patent/GB9300704D0/en active Pending
-
1994
- 1994-01-10 CH CH5994A patent/CH686186A5/de not_active IP Right Cessation
- 1994-01-12 FR FR9400346A patent/FR2700549B1/fr not_active Expired - Fee Related
- 1994-01-13 DE DE4400801A patent/DE4400801A1/de not_active Withdrawn
- 1994-01-14 JP JP6002473A patent/JPH06239950A/ja active Pending
- 1994-01-14 IT ITRM940018A patent/IT1271835B/it active IP Right Grant
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2899171A1 (fr) | 2014-01-22 | 2015-07-29 | Construction Research & Technology GmbH | Additif pour liants hydrauliques |
| US9815740B2 (en) | 2014-04-03 | 2017-11-14 | Basf Se | Cement and calcium sulfate based binder composition |
| EP2876094A1 (fr) | 2014-04-03 | 2015-05-27 | Basf Se | Ciment et composition de liant à base de sulfate de calcium |
| US11485683B2 (en) | 2015-12-17 | 2022-11-01 | Construction Research & Technology Gmbh | Polycondensate based water-reducer |
| US10723656B2 (en) | 2016-06-09 | 2020-07-28 | Basf Se | Construction chemical compositions comprising a bisulfite adduct of glyoxylic acid |
| WO2017212044A1 (fr) | 2016-06-09 | 2017-12-14 | Basf Se | Mélange régulateur d'hydratation pour compositions de mortier et de ciment |
| US10815152B2 (en) | 2016-06-09 | 2020-10-27 | Basf Se | Hydration control mixture for mortar and cement compositions |
| WO2017212045A1 (fr) | 2016-06-09 | 2017-12-14 | Basf Se | Compositions chimiques de construction comprenant un adduit de bisulfite d'acide glyoxylique |
| WO2019077050A1 (fr) | 2017-10-20 | 2019-04-25 | Construction Research & Technology Gmbh | Composition de régulation de prise destinée à des systèmes cimentaires |
| WO2020173723A1 (fr) | 2019-02-27 | 2020-09-03 | Basf Se | Mélange comprenant de l'acide glyoxylique ou ses produits de condensation ou d'addition |
| WO2020212607A1 (fr) | 2019-04-18 | 2020-10-22 | Construction Research & Technology Gmbh | Composition de béton projeté |
| WO2020244981A1 (fr) | 2019-06-03 | 2020-12-10 | Basf Se | Utilisatoin d'un kit additif dans l'impression 3d d'une composition de matériau de construction |
| WO2021185718A1 (fr) | 2020-03-20 | 2021-09-23 | Basf Se | Compositions de matériau de construction écologiques ayant une résistance initiale améliorée |
| WO2021254802A1 (fr) | 2020-06-18 | 2021-12-23 | Basf Se | Mélange de contrôle d'hydratation pour mortier et compositions de ciment |
| WO2022043348A1 (fr) | 2020-08-26 | 2022-03-03 | Construction Research & Technology Gmbh | Composition de construction à teneur réduite en ciment |
| WO2022043349A1 (fr) | 2020-08-26 | 2022-03-03 | Construction Research & Technology Gmbh | Composition de construction de ciment d'argile calcinée à base de calcaire (lc3) |
| WO2022043350A1 (fr) | 2020-08-26 | 2022-03-03 | Construction Research & Technology Gmbh | Composition de régulation de prise destinée à des systèmes cimentaires |
| WO2022248630A1 (fr) | 2021-05-27 | 2022-12-01 | Basf Se | Composition de dispersion comprenant une pâte de scellement à base de ciment et un mélange d'additifs |
| WO2022268769A1 (fr) | 2021-06-22 | 2022-12-29 | Construction Research & Technology Gmbh | Utilisation d'un polycondensat d'acide naphtalènesulfonique en tant que plastifiant dans une composition de construction et composition de construction |
| WO2022268772A1 (fr) | 2021-06-22 | 2022-12-29 | Construction Research & Technology Gmbh | Dispersant pour ciment comprenant un polycondensat d'acide naphtalènesulfonique et un polycondensat phosphorylé et/ou un polycarboxylate éther, et composition pour construction |
| WO2023052424A1 (fr) | 2021-09-29 | 2023-04-06 | Construction Research & Technology Gmbh | Composition de régulation de prise destinée à des systèmes cimentaires |
| WO2023126283A1 (fr) | 2021-12-28 | 2023-07-06 | Construction Research & Technology Gmbh | Composition d'additif ou d'étanchéité pour compositions à base de ciment, composition à base de ciment, procédés pour leur fabrication, et procédés de préparation d'une structure à base de ciment et de traitement d'une surface correspondante |
| WO2023203207A1 (fr) | 2022-04-21 | 2023-10-26 | Construction Research & Technology Gmbh | Procédé pour la préparation d'une composition de germes de silicate de calcium hydraté utile en tant qu'accélérateur de durcissement pour des compositions à base de ciment |
| WO2023217567A1 (fr) | 2022-05-09 | 2023-11-16 | Basf Se | Composition de mortier sec contenant un sel métallique d'un polyol |
| WO2023247699A1 (fr) | 2022-06-22 | 2023-12-28 | Construction Research & Technology Gmbh | Composition d'accélérateur de durcissement pour compositions cimentaires, composition cimentaire et procédé pour l'accélération du durcissement d'une composition cimentaire |
Also Published As
| Publication number | Publication date |
|---|---|
| GB9300704D0 (en) | 1993-03-03 |
| ITRM940018A0 (it) | 1994-01-14 |
| IT1271835B (it) | 1997-06-09 |
| JPH06239950A (ja) | 1994-08-30 |
| FR2700549B1 (fr) | 1995-03-10 |
| DE4400801A1 (de) | 1994-07-21 |
| FR2700549A1 (fr) | 1994-07-22 |
| ITRM940018A1 (it) | 1995-07-14 |
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| PUE | Assignment |
Owner name: CONSTRUCTION RESEARCH & TECHNOLOGY GMBH Free format text: MBT HOLDING AG#VULKANSTRASSE 110#8068 ZUERICH (CH) -TRANSFER TO- CONSTRUCTION RESEARCH & TECHNOLOGYGMBH#DR.-ALBERT-FRANK-STRASSE 32#83308 TROSTBERG (DE) |
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| PL | Patent ceased |