GB2343448B - Masonry blocks and masonry concrete admixture for improved freeze-thaw durability - Google Patents

Masonry blocks and masonry concrete admixture for improved freeze-thaw durability

Info

Publication number
GB2343448B
GB2343448B GB9925960A GB9925960A GB2343448B GB 2343448 B GB2343448 B GB 2343448B GB 9925960 A GB9925960 A GB 9925960A GB 9925960 A GB9925960 A GB 9925960A GB 2343448 B GB2343448 B GB 2343448B
Authority
GB
United Kingdom
Prior art keywords
masonry
concrete admixture
thaw durability
improved freeze
blocks
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 - Fee Related
Application number
GB9925960A
Other versions
GB9925960D0 (en
GB2343448A (en
Inventor
Awdhoot V Kerkar
Kati Hazrati
Craig T Walloch
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.)
WR Grace and Co Conn
WR Grace and Co
Original Assignee
WR Grace and Co Conn
WR Grace and Co
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
Priority claimed from US09/408,255 external-priority patent/US6258161B1/en
Priority claimed from US09/416,785 external-priority patent/US6302955B1/en
Application filed by WR Grace and Co Conn, WR Grace and Co filed Critical WR Grace and Co Conn
Publication of GB9925960D0 publication Critical patent/GB9925960D0/en
Publication of GB2343448A publication Critical patent/GB2343448A/en
Application granted granted Critical
Publication of GB2343448B publication Critical patent/GB2343448B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/32—Polyethers, e.g. alkylphenol polyglycolether
    • 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
    • C04B24/02—Alcohols; Phenols; Ethers
    • C04B24/023—Ethers
    • 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
    • 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
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/0028—Aspects relating to the mixing step of the mortar preparation
    • C04B40/0039—Premixtures of ingredients
    • 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
    • C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
    • C04B2103/308—Slump-loss preventing agents
    • 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
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/21—Efflorescence resistance
    • 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
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/29—Frost-thaw resistance
GB9925960A 1998-11-04 1999-11-02 Masonry blocks and masonry concrete admixture for improved freeze-thaw durability Expired - Fee Related GB2343448B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US10695498P 1998-11-04 1998-11-04
US12652099P 1999-03-26 1999-03-26
US09/408,255 US6258161B1 (en) 1998-11-04 1999-09-29 Masonry blocks and masonry concrete admixture for improved freeze-thaw durability
US09/416,785 US6302955B1 (en) 1998-11-04 1999-10-13 Composition for improving freeze/thaw durability of masonry containing fatty acid-based efflorescence control agents

Publications (3)

Publication Number Publication Date
GB9925960D0 GB9925960D0 (en) 1999-12-29
GB2343448A GB2343448A (en) 2000-05-10
GB2343448B true GB2343448B (en) 2002-12-31

Family

ID=27493554

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9925960A Expired - Fee Related GB2343448B (en) 1998-11-04 1999-11-02 Masonry blocks and masonry concrete admixture for improved freeze-thaw durability
GB9925959A Expired - Fee Related GB2343447B (en) 1998-11-04 1999-11-02 Masonry concrete composition having improved freeze/thaw durability

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9925959A Expired - Fee Related GB2343447B (en) 1998-11-04 1999-11-02 Masonry concrete composition having improved freeze/thaw durability

Country Status (2)

Country Link
GB (2) GB2343448B (en)
HK (1) HK1028230A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6441054B1 (en) * 2000-03-02 2002-08-27 W.R. Grace & Co.-Conn Air management in cementitious mixtures having plasticizer and a clay-activity modifying agent
JP4294259B2 (en) * 2001-09-19 2009-07-08 Ｂａｓｆポゾリス株式会社 Workability improver for cement composition and cement water reducing agent containing the same
EP1767506A1 (en) * 2005-09-27 2007-03-28 Elotex AG In water redispersible powder, method for preparation of said powder and use thereof
CL2008002733A1 (en) 2007-09-18 2009-03-20 Elotex Ag Use of organic quaternary ammonium compounds in building materials to reduce efflorescence in building materials.
DE102007062772A1 (en) * 2007-12-27 2009-07-02 Baerlocher Gmbh Fatty acid salt mixture as a water repellent for building materials
DE102007062773A1 (en) 2007-12-27 2009-07-02 Baerlocher Gmbh Hydrophobic binder mixture and building materials made therefrom
US10351750B2 (en) 2017-02-03 2019-07-16 Saudi Arabian Oil Company Drilling fluid compositions with enhanced rheology and methods of using same

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5679150A (en) * 1996-08-16 1997-10-21 Kerkar; Awdhoot Vasant Drying shrinkage cement admixture

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4351671A (en) * 1981-04-15 1982-09-28 W. R. Grace & Co. Water reducing agent with reduced air
JP3504346B2 (en) * 1994-08-12 2004-03-08 株式会社エヌエムビー Air entrainer for cement composition and cement composition

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5679150A (en) * 1996-08-16 1997-10-21 Kerkar; Awdhoot Vasant Drying shrinkage cement admixture

Also Published As

Publication number Publication date
GB9925960D0 (en) 1999-12-29
GB9925959D0 (en) 1999-12-29
GB2343448A (en) 2000-05-10
GB2343447B (en) 2003-05-28
GB2343447A (en) 2000-05-10
HK1028230A1 (en) 2001-02-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20031102