BR112021020791A2 - Composição de concreto projetado, processo e estrutura de concreto projetado endurecido - Google Patents
Composição de concreto projetado, processo e estrutura de concreto projetado endurecidoInfo
- Publication number
- BR112021020791A2 BR112021020791A2 BR112021020791A BR112021020791A BR112021020791A2 BR 112021020791 A2 BR112021020791 A2 BR 112021020791A2 BR 112021020791 A BR112021020791 A BR 112021020791A BR 112021020791 A BR112021020791 A BR 112021020791A BR 112021020791 A2 BR112021020791 A2 BR 112021020791A2
- Authority
- BR
- Brazil
- Prior art keywords
- shotcrete
- composition
- hardened
- glyoxylic acid
- cement
- Prior art date
Links
- 239000011378 shotcrete Substances 0.000 title abstract 12
- 239000000203 mixture Substances 0.000 title abstract 7
- HHLFWLYXYJOTON-UHFFFAOYSA-N glyoxylic acid Chemical compound OC(=O)C=O HHLFWLYXYJOTON-UHFFFAOYSA-N 0.000 abstract 8
- 239000004568 cement Substances 0.000 abstract 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 2
- 229910052782 aluminium Inorganic materials 0.000 abstract 2
- 239000011230 binding agent Substances 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 2
- 229910001653 ettringite Inorganic materials 0.000 abstract 2
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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- 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
- C04B24/12—Nitrogen containing compounds organic derivatives of hydrazine
- C04B24/124—Amides
-
- 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
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/08—Acids or salts thereof
- C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
- C04B22/142—Sulfates
- C04B22/148—Aluminium-sulfate
-
- 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
- C04B24/003—Phosphorus-containing compounds
-
- 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
- C04B24/04—Carboxylic acids; Salts, anhydrides or esters thereof
- C04B24/06—Carboxylic acids; Salts, anhydrides or esters thereof containing hydroxy groups
-
- 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
-
- 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
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2641—Polyacrylates; Polymethacrylates
- C04B24/2647—Polyacrylates; Polymethacrylates containing polyether side chains
-
- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
-
- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
- C04B28/065—Calcium aluminosulfate cements, e.g. cements hydrating into ettringite
-
- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/08—Slag cements
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/10—Accelerators; Activators
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/40—Surface-active agents, dispersants
- C04B2103/408—Dispersants
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00034—Physico-chemical characteristics of the mixtures
- C04B2111/00146—Sprayable or pumpable mixtures
- C04B2111/00155—Sprayable, i.e. concrete-like, materials able to be shaped by spraying instead of by casting, e.g. gunite
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/76—Use at unusual temperatures, e.g. sub-zero
- C04B2111/766—Low temperatures, but above zero
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
composição de concreto projetado, processo e estrutura de concreto projetado endurecido. uma composição de concreto projetado compreendendo a) um aglutinante de cimento; b) um controlador de formação de etringita compreendendo (i) um condensado de ácido glioxílico e/ou um aduto de ácido glioxílico; e c) um acelerador de concreto projetado à base de alumínio livre de alcalinos. a invenção se refere adicionalmente a um processo compreendendo o provimento de uma composição de cimento compreendendo a) um aglutinante de cimento e b) um controlador de formação de etringita compreendendo (i) um condensado de ácido glioxílico e/ou um aduto de ácido glioxílico; misturar um acelerador de concreto projetado à base de alumínio livre de alcalinos à composição de cimento para obter uma composição de concreto projetado; e aplicar a composição de concreto projetado sobre uma superfície para obter uma estrutura de concreto projetado e possibilitar que a estrutura de concreto projetado endureça. a invenção também se refere a uma estrutura de concreto projetado endurecido obtida por este processo.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19170324 | 2019-04-18 | ||
PCT/EP2020/060920 WO2020212607A1 (en) | 2019-04-18 | 2020-04-17 | Shotcrete composition |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112021020791A2 true BR112021020791A2 (pt) | 2021-12-14 |
Family
ID=66239936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112021020791A BR112021020791A2 (pt) | 2019-04-18 | 2020-04-17 | Composição de concreto projetado, processo e estrutura de concreto projetado endurecido |
Country Status (12)
Country | Link |
---|---|
US (1) | US20220212994A1 (pt) |
EP (1) | EP3956273B1 (pt) |
JP (1) | JP2022529450A (pt) |
CN (1) | CN113905997A (pt) |
AU (1) | AU2020259147A1 (pt) |
BR (1) | BR112021020791A2 (pt) |
CA (1) | CA3136844A1 (pt) |
CL (1) | CL2021002706A1 (pt) |
EA (1) | EA202192823A1 (pt) |
MX (1) | MX2021012748A (pt) |
PE (1) | PE20220647A1 (pt) |
WO (1) | WO2020212607A1 (pt) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113354332A (zh) * | 2020-03-03 | 2021-09-07 | 云南迈浩科技有限公司 | 一种纳米特种外加剂的配方及其生产工艺 |
WO2022184408A1 (en) * | 2021-03-05 | 2022-09-09 | Basf Se | Cementitious composition |
WO2023160766A1 (en) | 2022-02-22 | 2023-08-31 | Knauf Gips Kg | Multi-component composition for printable mortar |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3107852A1 (de) | 1981-03-02 | 1982-09-16 | Sika AG, vorm. Kaspar Winkler & Co., 8048 Zürich | Verfahren zur herstellung von hochkonzentrierten, niedrigviskosen, waessrigen loesungen von melamin/aldehydharzen |
AT397958B (de) * | 1992-05-08 | 1994-08-25 | Chemie Linz Gmbh | Verwendung von kondensationsprodukten aus melamin und glyoxylsäure als zusatzmittel für hydraulische bindemittel und baustoff |
GB9300704D0 (en) | 1993-01-15 | 1993-03-03 | Sandoz Ag | Organic compounds |
DE4411797A1 (de) | 1994-04-06 | 1995-10-12 | Sueddeutsche Kalkstickstoff | Verfahren zur Herstellung von Sulfanilsäure enthaltenden Kondensationsprodukten auf Basis von Amino-s-triazinen |
DE19609614A1 (de) | 1995-03-17 | 1996-09-19 | Sueddeutsche Kalkstickstoff | Wasserlösliche Polykondensationsprodukte auf Basis von Amino-s-triazinen und deren Verwendung |
DE19538821A1 (de) | 1995-03-31 | 1996-10-02 | Sueddeutsche Kalkstickstoff | Kondensationsprodukte auf Basis von Amino-s-triazinen und deren Verwendung |
MY114306A (en) | 1995-07-13 | 2002-09-30 | Mbt Holding Ag | Cement dispersant method for production thereof and cement composition using dispersant |
SK283122B6 (sk) | 1996-10-25 | 2003-02-04 | Bk Giulini Chemie Gmbh & Co. Ohg | Urýchľovač tuhnutia a tvrdnutia do hydraulických spojív |
DE19834173A1 (de) | 1997-08-01 | 1999-02-04 | Sueddeutsche Kalkstickstoff | Copolymere auf Basis von ungesättigten Dicarbonsäure-Derivaten und Oxyalkylenglykol-Alkenylethern |
GB9928977D0 (en) * | 1999-12-08 | 2000-02-02 | Mbt Holding Ag | Process |
ATE255075T1 (de) | 2000-06-21 | 2003-12-15 | Sika Schweiz Ag | Alkalifreier abbinde- und erhärtungsbeschleuniger |
GB0123364D0 (en) | 2001-09-28 | 2001-11-21 | Mbt Holding Ag | Composition |
DE102005008671A1 (de) | 2005-02-25 | 2006-08-31 | Construction Research & Technology Gmbh | Phosphor-haltige Copolymere, Verfahren zu ihrer Herstellung und deren Verwendung |
ATE429410T1 (de) | 2006-07-14 | 2009-05-15 | Constr Res & Tech Gmbh | Stabile spritzbetonbeschleunigerdispersion mit hohem aktivstoffgehalt |
FR2904307B1 (fr) | 2006-07-28 | 2008-09-05 | Joseph Davidovits | Ciment geopolymerique a base de cendres volantes et a grande innocuite d'emploi. |
DE102008010795A1 (de) | 2008-02-23 | 2009-08-27 | Basf Construction Polymers Gmbh | Additiv zum Zementieren von Bohrlöchern |
TWI471286B (zh) | 2008-12-04 | 2015-02-01 | Constr Res & Tech Gmbh | 加速劑混合物及其使用方法 |
EP2463314A1 (de) | 2010-12-10 | 2012-06-13 | Sika Technology AG | Herstellung von Kammpolymeren durch Veresterung |
CN107709268B (zh) * | 2015-06-29 | 2021-09-24 | Sika技术股份公司 | 作为稳定悬浮液或可再分散固体形式的无碱的硫酸铝基喷浆混凝土速凝剂 |
WO2017212045A1 (en) * | 2016-06-09 | 2017-12-14 | Basf Se | Construction chemical compositions comprising a bisulfite adduct of glyoxylic acid |
MY196377A (en) * | 2017-10-20 | 2023-03-27 | Construction Research & Technology Gmbh | Set Control Composition for Cementitious Systems |
-
2020
- 2020-04-17 BR BR112021020791A patent/BR112021020791A2/pt unknown
- 2020-04-17 EP EP20717929.2A patent/EP3956273B1/en active Active
- 2020-04-17 PE PE2021001720A patent/PE20220647A1/es unknown
- 2020-04-17 EA EA202192823A patent/EA202192823A1/ru unknown
- 2020-04-17 JP JP2021561634A patent/JP2022529450A/ja active Pending
- 2020-04-17 MX MX2021012748A patent/MX2021012748A/es unknown
- 2020-04-17 CN CN202080041485.2A patent/CN113905997A/zh active Pending
- 2020-04-17 CA CA3136844A patent/CA3136844A1/en active Pending
- 2020-04-17 AU AU2020259147A patent/AU2020259147A1/en active Pending
- 2020-04-17 WO PCT/EP2020/060920 patent/WO2020212607A1/en active Application Filing
- 2020-04-17 US US17/604,501 patent/US20220212994A1/en active Pending
-
2021
- 2021-10-15 CL CL2021002706A patent/CL2021002706A1/es unknown
Also Published As
Publication number | Publication date |
---|---|
EA202192823A1 (ru) | 2022-03-02 |
CN113905997A (zh) | 2022-01-07 |
EP3956273B1 (en) | 2023-11-22 |
WO2020212607A1 (en) | 2020-10-22 |
AU2020259147A1 (en) | 2021-11-11 |
PE20220647A1 (es) | 2022-04-28 |
US20220212994A1 (en) | 2022-07-07 |
CA3136844A1 (en) | 2020-10-22 |
JP2022529450A (ja) | 2022-06-22 |
EP3956273A1 (en) | 2022-02-23 |
CL2021002706A1 (es) | 2022-05-27 |
MX2021012748A (es) | 2022-01-18 |
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