BR0311599A - composição cimentìcia, éter de celulose e método para controlar o tempo de cura de uma composição cimentìcia contendo éter de celulose - Google Patents

composição cimentìcia, éter de celulose e método para controlar o tempo de cura de uma composição cimentìcia contendo éter de celulose

Info

Publication number
BR0311599A
BR0311599A BRPI0311599-2A BR0311599A BR0311599A BR 0311599 A BR0311599 A BR 0311599A BR 0311599 A BR0311599 A BR 0311599A BR 0311599 A BR0311599 A BR 0311599A
Authority
BR
Brazil
Prior art keywords
cellulose ether
cementitious composition
controlling
composition containing
hydroxyethoxyl
Prior art date
Application number
BRPI0311599-2A
Other languages
English (en)
Inventor
Emmett M Partain
Pol C A Storme
Original Assignee
Dow Global Technologies Inc
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 Dow Global Technologies Inc filed Critical Dow Global Technologies Inc
Publication of BR0311599A publication Critical patent/BR0311599A/pt

Links

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
    • 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
    • C04B16/00—Use of organic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of organic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B16/02—Cellulosic materials
    • 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
    • C04B24/38—Polysaccharides or derivatives thereof
    • C04B24/383—Cellulose or derivatives thereof
    • 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
    • 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
    • C08B11/08—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with hydroxylated hydrocarbon radicals; Esters, ethers, or acetals thereof
    • 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
    • C08B11/14—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with nitrogen-containing groups
    • C08B11/145—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with nitrogen-containing groups with basic nitrogen, e.g. aminoalkyl ethers
    • 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
    • C08B11/193—Mixed ethers, i.e. ethers with two or more different etherifying groups
    • 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
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/26—Cellulose ethers
    • C08L1/28—Alkyl ethers
    • C08L1/284—Alkyl ethers with hydroxylated hydrocarbon radicals
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/42—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells
    • C09K8/46—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement
    • C09K8/467—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement containing additives for specific purposes
    • 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
    • C04B2111/00129—Extrudable mixtures
    • 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
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00663—Uses not provided for elsewhere in C04B2111/00 as filling material for cavities or the like
    • C04B2111/00672—Pointing or jointing materials
    • 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
    • C04B2111/70—Grouts, e.g. injection mixtures for cables for prestressed concrete

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

COMPOSIçãO CIMENTìCIA, éTER DE CELULOSE E MéTODO PARA CONTROLAR O TEMPO DE CURA DE UMA COMPOSIçãO CIMENTìCIA CONTENDO éTER DE CELULOSE O tempo de cura de composições cimentícias compreendendo éter de celulose pode ser controlada pela incorporação à composição de i) um éter de celulose cationicamente modificado ou modificado com amino secundário ou terciário ou ii) um éter de celulose compreendendo um substituinte de hidroxietoxila isoladamente ou em combinação com um ou mais substituintes ligados a oxigênio, sendo que a substituição molar de óxido de etileno MS~ hidroxietoxila~ é ou de 2,2 a 3,2 e a porcentagem de unidades de anidroglicose não substituida é de até 8,5 por cento ou a substituição molar de óxido de etileno MS~ hidroxtetoxila~ e menor que 2,2 e a porcentagem de unidades de anidroglicose não substituída é de até 12 por cento.
BRPI0311599-2A 2002-06-12 2003-03-28 composição cimentìcia, éter de celulose e método para controlar o tempo de cura de uma composição cimentìcia contendo éter de celulose BR0311599A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US38841602P 2002-06-12 2002-06-12
PCT/US2003/009694 WO2003106366A1 (en) 2002-06-12 2003-03-28 Cementitious composition

Publications (1)

Publication Number Publication Date
BR0311599A true BR0311599A (pt) 2007-12-11

Family

ID=29736469

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0311599-2A BR0311599A (pt) 2002-06-12 2003-03-28 composição cimentìcia, éter de celulose e método para controlar o tempo de cura de uma composição cimentìcia contendo éter de celulose

Country Status (9)

Country Link
US (1) US20050139130A1 (pt)
EP (1) EP1515924A4 (pt)
JP (1) JP2005529830A (pt)
KR (1) KR20050014853A (pt)
CN (2) CN101250384A (pt)
AU (1) AU2003226136A1 (pt)
BR (1) BR0311599A (pt)
MX (1) MXPA04012441A (pt)
WO (1) WO2003106366A1 (pt)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2410403C2 (ru) 2005-02-17 2011-01-27 Геркулес Инкорпорейтед Замещенная в массе гидроксиэтилцеллюлоза, ее производные, способ ее получения и применение
US20070137861A1 (en) * 2005-12-21 2007-06-21 Jiten Chatterji Methods of cementing using cationic cellulose ethers as fluid loss control additives
US20070137529A1 (en) * 2005-12-21 2007-06-21 Jiten Chatterji Cationic cellulose ethers as fluid loss control additives in cement compositions and associated methods
DE102005062269A1 (de) * 2005-12-24 2007-06-28 Bayer Materialscience Ag Neue rizinusölbasierende Polyolemulsionen
KR100738020B1 (ko) * 2005-12-30 2007-07-16 삼성정밀화학 주식회사 치환도가 개선된 타일시멘트 모르타르용 히드록시프로필메틸셀룰로오스
US8372787B2 (en) * 2008-06-20 2013-02-12 Schlumberger Technology Corporation Electrically and/or magnetically active coated fibres for wellbore operations
EP2206761A1 (en) 2009-01-09 2010-07-14 Services Pétroliers Schlumberger Electrically and/or magnetically active coated fibres for wellbore operations
EP2135913A1 (en) 2008-06-20 2009-12-23 Schlumberger Holdings Limited Electrically and/or magnetically active coated fibres for wellbore operations
CN101747967B (zh) * 2008-11-28 2013-11-20 宝山钢铁股份有限公司 一种用于铁水生产或造气的工业型煤及其制备方法
EP2512433B1 (en) * 2009-12-16 2017-04-19 Union Carbide Chemicals & Plastics Technology LLC Personal care compositions with tertiary amino modified cellulose derivatives
KR20110082858A (ko) * 2010-01-12 2011-07-20 삼성정밀화학 주식회사 스킴코트 모르타르의 첨가제 조성물 및 상기 첨가제 조성물을 포함하는 스킴코트 모르타르 조성물
JP5526944B2 (ja) * 2010-03-31 2014-06-18 宇部興産株式会社 コンクリート構造体の施工方法
CN101885962B (zh) * 2010-06-21 2012-10-17 中国石油天然气集团公司 一种油井水泥缓凝剂及其制备方法
MX344782B (es) * 2010-08-13 2017-01-06 Union Carbide Chemicals & Plastics Tech Llc * Fluidos de servicio a pozos que comprenden un eter de celulosa.
CA2806587A1 (en) * 2010-08-13 2012-02-16 Union Carbide Chemicals & Plastics Technology Llc Nonionic hydrophobically substituted cellulose ethers
KR101023038B1 (ko) * 2010-11-10 2011-03-24 (주)한동알앤씨 도로포장용 표층 아스콘의 혼합물 및 그 시공방법
US8689870B2 (en) * 2011-04-19 2014-04-08 Baker Hughes Incorporated Use of methylhydroxyethyl cellulose as cement additive
US8430957B2 (en) * 2011-06-09 2013-04-30 Hercules Incorporated Low molar, homogeneously substituted HEC for use in cement-based systems
CN102504833B (zh) * 2011-10-18 2013-06-19 泉州市双塔汽车零件有限公司 一种常温固化液体及其制备工艺
JP6169595B2 (ja) * 2011-12-01 2017-07-26 ダウ グローバル テクノロジーズ エルエルシー セルロースエーテルを含む建築用組成物
JP5811054B2 (ja) * 2012-07-10 2015-11-11 信越化学工業株式会社 押出成形用水硬性組成物
US10370459B2 (en) 2013-03-15 2019-08-06 Hercules Llc Alkyl hydroxyalkyl cellulose ethers, methods of making, and use in cements and mortars
JP2014227318A (ja) * 2013-05-23 2014-12-08 信越化学工業株式会社 セルフレベリング材
US10767098B2 (en) 2013-09-17 2020-09-08 Baker Hughes, A Ge Company, Llc Method of using sized particulates as spacer fluid
US10822917B2 (en) 2013-09-17 2020-11-03 Baker Hughes, A Ge Company, Llc Method of cementing a well using delayed hydratable polymeric viscosifying agents
US10844270B2 (en) 2013-09-17 2020-11-24 Baker Hughes, A Ge Company, Llc Method of enhancing stability of cement slurries in well cementing operations
US11697938B2 (en) * 2014-08-05 2023-07-11 Tai Dung Nguyen Pre-fabricated structures and methods
CN104743992A (zh) * 2015-02-10 2015-07-01 四川省墙宝建材有限公司 一种防脱落玻化砖粘接剂及其制备方法
US10906993B2 (en) * 2015-09-07 2021-02-02 Kao Corporation Modified cellulose fibers
EP3521317A4 (en) * 2016-09-29 2020-05-20 Sumitomo Seika Chemicals Co. Ltd. PROCESS FOR PRODUCING WATER-SOLUBLE HYDROXYETHYL CELLULOSE
US11028309B2 (en) 2019-02-08 2021-06-08 Baker Hughes Oilfield Operations Llc Method of using resin coated sized particulates as spacer fluid
CN112707670B (zh) * 2019-12-12 2022-04-22 科之杰新材料集团有限公司 一种交联型混凝土粘度调节剂及其制备方法

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2844480A (en) * 1956-05-31 1958-07-22 Dow Chemical Co Hydraulic cement compositions for wells
US3472840A (en) * 1965-09-14 1969-10-14 Union Carbide Corp Quaternary nitrogen-containing cellulose ethers
US3895107A (en) * 1970-04-15 1975-07-15 Morrison L M CSA and CSC in man and mammals to inhibit atherosclerosis and the recurrence of cardiovascular incidents in atherosclerotic mammals
US3959003A (en) * 1972-04-10 1976-05-25 Halliburton Company Thixotropic cementing compositions
YU36756B (en) * 1973-07-23 1984-08-31 Centro Speriment Metallurg Method of manufacturing unidirectional plates of silicon steel with a high magnetic induction
US3896107A (en) * 1974-03-08 1975-07-22 Hercules Inc Derivatized ethyl cellulose
US4065319A (en) * 1975-11-18 1977-12-27 Hercules Incorporated Tile cements
US4220584A (en) * 1978-01-30 1980-09-02 Merck & Co., Inc. E. coli enterotoxin vaccine for veterinary and human use
US4466837A (en) * 1980-03-03 1984-08-21 Halliburton Company Liquid water loss reducing additives for cement slurries
US4470463A (en) * 1983-01-27 1984-09-11 The Dow Chemical Company Well treating process and composition
US4501617A (en) * 1983-01-31 1985-02-26 Hercules Incorporated Tile mortars
JPS6016848A (ja) * 1983-07-04 1985-01-28 花王株式会社 セメント混和剤
US4456751A (en) * 1983-09-22 1984-06-26 The Dow Chemical Company Multiple stage process for preparing mixed hydroxyalkylcellulose ethers
JPS60260451A (ja) * 1984-06-07 1985-12-23 ダイセル化学工業株式会社 モルタル混和剤
US4663159A (en) * 1985-02-01 1987-05-05 Union Carbide Corporation Hydrophobe substituted, water-soluble cationic polysaccharides
JPH07115902B2 (ja) * 1988-05-06 1995-12-13 信越化学工業株式会社 押出成形用セメント組成物
DE4026617A1 (de) * 1990-08-23 1992-02-27 Wolff Walsrode Ag Verfahren zur herstellung von polysacchariden
US5285607A (en) * 1991-06-21 1994-02-15 Somerville Associates Inc. Building exterior wall panel
DE4203529A1 (de) * 1992-02-07 1993-08-12 Wolff Walsrode Ag Wasserloesliche sulfoalkylhydroxyalkylderivate der cellulose und deren verwendung in gips- und zementhaltigen massen
DE4203530A1 (de) * 1992-02-07 1993-08-12 Wolff Walsrode Ag Verwendung von wasserloeslichen sulfoalkylderivaten der cellulose in gips- und zementhaltigen massen
ES2132150T3 (es) * 1992-06-06 1999-08-16 Clariant Gmbh Utilizacion de metil-hidroxietil- y metil-hidroxipropil-eteres de celulosa carboximetilados y mezclas de cementos obtenibles a partir de ellos.
US5407919A (en) * 1993-09-29 1995-04-18 Brode; George L. Double-substituted cationic cellulose ethers
AUPN504095A0 (en) * 1995-08-25 1995-09-21 James Hardie Research Pty Limited Cement formulation
EP0879826B1 (en) * 1996-11-27 2002-10-23 Kao Corporation Polysaccharide derivatives and hydraulic compositions
FR2759376B1 (fr) * 1997-02-12 1999-04-16 Ard Sa Procede pour obtenir des microfibrilles de cellulose cationiques ou leurs derives solubles, ainsi que celluloses obtenues par ce procede
US6197950B1 (en) * 1998-07-07 2001-03-06 Daicel Chemical Industries, Ltd. Cationized hydroxyalkylcellulose and process for producing the same
FI114990B (fi) * 1999-03-16 2005-02-15 Noviant Oy Modifioidut selluloosatuotteet

Also Published As

Publication number Publication date
KR20050014853A (ko) 2005-02-07
US20050139130A1 (en) 2005-06-30
JP2005529830A (ja) 2005-10-06
WO2003106366A1 (en) 2003-12-24
CN101250384A (zh) 2008-08-27
EP1515924A4 (en) 2010-06-09
CN1659112A (zh) 2005-08-24
AU2003226136A1 (en) 2003-12-31
EP1515924A1 (en) 2005-03-23
MXPA04012441A (es) 2005-04-19

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

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