cement grinding aid composition patent

Cement grinding aid composition - Google Patents

grinding aid aid composition weight percent glycol cement Prior art date 2012-06-25 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.) Abandoned Application number US14/410,316 Inventor Ritesh Gulabani ...

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CN104603081A - Cement grinding aid composition - Google ...

A grinding aid composition for improving the efficiency of cement grinding. The grinding aid composition comprises: an alkanolamine compound that is a primary alkanolamine compound, a secondary alkanolamine compound, or a mixture thereof; and a glycol.

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US Patent Application for CEMENT GRINDING AID COMPOSITION ...

A grinding aid composition for improving the efficiency of cement grinding. The grinding aid composition comprises: an alkanolamine compound that is a primary alkanolamine compound, a secondary alkanolamine compound, or a mixture thereof; and a glycol.

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WO2014003972A1 - Cement grinding aid composition - Google ...

grinding aid aid composition weight percent glycol cement Prior art date 2012-06-25 Application number PCT/US2013/043571 Other languages French (fr) Inventor Ritesh GULABANI Prashant Tatake Original Assignee Dow Global Technologies Llc Priority date (The priority date is an assumption and is not a legal conclusion.

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EP2864271A1 - Cement grinding aid composition - Google Patents

European Patent Office Prior art keywords grinding aid aid composition weight percent glycol cement Prior art date 2012-06-25 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.) Withdrawn Application number ...

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US Patent for Cement grinding aid compositions Patent ...

Cement clinkers are ground in an aqueous environment using as a grinding aid, a composition comprising:_____ Ingredients Percent by Weight _____ A water-soluble glycol 40-70 Urea as a 50% aqueous solution 60-30 _____

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JP2015526371A - cement grinding aid composition - Google ...

cement grinding grinding aid aid composition Prior art date 2012-06-25 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.) Pending Application number JP2015518418A Other languages Japanese (ja) Inventor

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Cement grinding aid composition - Patent US-2015336848-A1 ...

US-2015336848-A1 chemical patent summary.

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WOOD Magazine Issue 252 March 2018 Brass Stainless Steel

WOOD Magazine Issue 252 March 2018 - Free download as PDF File (.pdf), Text File (.txt) or read online for free. woodworking magazine

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US5429675A - Grinding aid composition and cement product ...

A grinding aid composition suitable for grinding clinker into hydraulic cement powder, an improved grinding process and an improved cement product are disclosed. The grinding aid composition is composed of a mixture of at least one alkylene ether glycol and particulate carbon.

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Cement grinding aid composition - Google Patents

grinding aid aid composition weight percent glycol cement Prior art date 2012-06-25 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.) Abandoned Application number US14/410,316 Inventor Ritesh Gulabani ...

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US4828624A - Cement grinding aid compositions - Google Patents

Cement clinkers are ground in an aqueous environment using as a grinding aid, a composition comprising: US07/081,927 1986-10-28 1987-08-05 Cement grinding aid compositions Expired - Fee Related US4828624A ( en )

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CEMENT GRINDING AID COMPOSITION - Dow Global

1. A grinding aid composition for cement clinker grinding, comprising: an alkanolamine compound that is a primary alkanolamine compound, a secondary alkanolamine compound, or a mixture thereof; and a glycol. 2. The grinding aid composition of claim 1 wherein the primary alkanolamine compound comprises one C 2 -C 8 hydroxyalkyl group.

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Cement grinding aid compositions - Nalco Chemical Company

a. Glycols have been used for years as cement grinding aids, alone or with other additives. b. U.S. Pat. No. 3,420,686 teaches that urea is an effective grinding aid and pack set inhibitor. THE INVENTION. The invention is based on the combination of two components which individually have been shown to be effective grinding aids.

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Urs Mäder Inventions, Patents and Patent Applications ...

Abstract: An aqueous polymer composition is disclosed which is used in the form of a cement grinding aid and makes it possible to effectively reduce the grinding time and to obtain cements exhibiting excellent characteristics. A cement grinding aid containing a combination of polymer A and known grinding aids is also disclosed.

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Cement grinding aid composition - Cement Lime Gypsum

May 31, 2013  Patents US 2015/0336848 A1. Cement grinding aid composition (22) 31.05.2013 (43) 26.11.2015 (57) A grinding aid composition for improving the efficiency of cement grinding. The grinding aid composition comprises: an alkanolamine compound that is a primary alkanolamine compound, a secondary alkanolamine compound, or a mixture thereof; and a ...

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Dieter Honert Inventions, Patents and Patent Applications ...

Feb 12, 2020  Abstract: Use of an aqueous composition containing at least one polycarboxylate ether as cement grinding aid, wherein the aqueous composition contains one or more additives, or the aqueous composition is used in combination with one or more additives, and wherein the additive is selected from 1,3-propanediol, a carboxylic acid, a sulfonated amino alcohol, boric acid, a salt of boric

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(PDF) Polyol-type Compounds as Clinker Grinding Aids ...

Moorer, H.H. and Anderegg, C.M., Cement grinding aid and set retarder, US Patent 4 204 877 (1980) Hydraulic cement set accelerating admixtures incorporating glycols Jan 1994

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Cement grinding aid composition - Google Patents

grinding aid aid composition weight percent glycol cement Prior art date 2012-06-25 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.) Abandoned Application number US14/410,316 Inventor Ritesh Gulabani ...

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US4828624A - Cement grinding aid compositions - Google Patents

Cement clinkers are ground in an aqueous environment using as a grinding aid, a composition comprising: US07/081,927 1986-10-28 1987-08-05 Cement grinding aid compositions Expired - Fee Related US4828624A ( en )

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CEMENT GRINDING AID COMPOSITION - Dow Global

1. A grinding aid composition for cement clinker grinding, comprising: an alkanolamine compound that is a primary alkanolamine compound, a secondary alkanolamine compound, or a mixture thereof; and a glycol. 2. The grinding aid composition of claim 1 wherein the primary alkanolamine compound comprises one C 2 -C 8 hydroxyalkyl group.

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Cement grinding aid compositions - Nalco Chemical Company

a. Glycols have been used for years as cement grinding aids, alone or with other additives. b. U.S. Pat. No. 3,420,686 teaches that urea is an effective grinding aid and pack set inhibitor. THE INVENTION. The invention is based on the combination of two components which individually have been shown to be effective grinding aids.

More

Urs Mäder Inventions, Patents and Patent Applications ...

Abstract: An aqueous polymer composition is disclosed which is used in the form of a cement grinding aid and makes it possible to effectively reduce the grinding time and to obtain cements exhibiting excellent characteristics. A cement grinding aid containing a combination of polymer A and known grinding aids is also disclosed.

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Cement grinding aid composition - Cement Lime Gypsum

May 31, 2013  Patents US 2015/0336848 A1. Cement grinding aid composition (22) 31.05.2013 (43) 26.11.2015 (57) A grinding aid composition for improving the efficiency of cement grinding. The grinding aid composition comprises: an alkanolamine compound that is a primary alkanolamine compound, a secondary alkanolamine compound, or a mixture thereof; and a ...

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Dieter Honert Inventions, Patents and Patent Applications ...

Feb 12, 2020  Abstract: Use of an aqueous composition containing at least one polycarboxylate ether as cement grinding aid, wherein the aqueous composition contains one or more additives, or the aqueous composition is used in combination with one or more additives, and wherein the additive is selected from 1,3-propanediol, a carboxylic acid, a sulfonated amino alcohol, boric acid, a salt of boric

More

(PDF) Polyol-type Compounds as Clinker Grinding Aids ...

Moorer, H.H. and Anderegg, C.M., Cement grinding aid and set retarder, US Patent 4 204 877 (1980) Hydraulic cement set accelerating admixtures incorporating glycols Jan 1994

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Patents for C04B 103 - Function or property of the active ...

CN102976650A Set-retarding grinding aid for set-retarding cement and preparation method of set-retarding grinding aid : 03/20/2013: CN102976648A Chloride-free and

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C04B 7 - Hydraulic cements - Patents Sitemap

Patents for C04B 7 - Hydraulic cements (9,126) 01/2003: 01/02/2003: US20030004062 Process for manufacturing a soil treatment composition, ... For addition to cements as plasticizer and grinding aid :

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C04B 7 - Hydraulic cements - Patents Sitemap

Patents for C04B 7 - Hydraulic cements (9,126) ... US6005057 Cement grinding aid : 12/15/1999: CN1238315A Process for producing powdered coal ash products as building material with boiler fume :

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GCP Applied Technologies receives European patent for ...

Oct 19, 2018  Europe: US-based company GCP Applied Technologies has received a European patent for increasing the efficiency of cement grinding by using sustainable raw materials. The grinding aids and quality improvers allow the use of bio-derived glycerol and reduce the use and the impact of oil-derived chemicals.

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Comprehensive understanding of ­grinding aids - Cement ...

1 Introduction. Grinding aids have been used successfully for decades in cement production and many other areas, such as ceramics, pigments etc. The main effect is to reduce energy consumption and increase the grinding efficiency. Additional features can be improved – e.g. powder flowability and strength development of binders.

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PRODUCT DATA SHEET SikaGrind® MC-831

Masonry Grinding aid PRODUCT DESCRIPTION SikaGrind® MC-831 is a masonry additive. ... effecting the end performance of masonry cement depends on composition of clinker, limestone or lime. CHARACTERISTICS / ADVANTAGES Reduce energy and grinding costs Increase workability ... PRODUCT IN A MANNER TO INFRINGE ON ANY PATENT OR ANY OTHER ...

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Cement grinding aids prepared with waste antifreeze ...

Sep 29, 2015  Cement grinding aid composition (22) 31.05.2013 (43) 26.11.2015 (57) A grinding aid composition for improving the efficiency of cement grinding. The grinding aid composition comprises: an alkanolamine compound that is a primary...

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SINTEF Building and Infrastructure Christian J. Engelsen

Grinding aids are mostly organic compounds that are added to the clinker in the cement mill. Their main purposes are to reduce the energy required to grind the clinker into a given fineness and therefore increase the efficiency of the cement mill. Grinding aids have been used for more

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Weifeng LI Professor (Associate) PhD Nanjing Tech ...

Patent. Full-text available. ... into the cement clinker. The mineral composition and mechanics of tricalcium silicate-rich sulfur aluminate prepared at 1300 °C are reported. ... Grinding aids ...

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(PDF) Analysis of anhydrite's effects on quality of cement

grinding aid . g/kg . ... concrete aid are put i nto mixer for mixing. Th en the . diameter of solution is de termined at 0, 30 and 60 minutes . ... Patent USA 6641658 B1.2003.

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Masonry Cement Part 1: Composition, specifications and ...

Masonry Cement — Part 1: Composition, specifications and Conformity criteria . DRS 426-1: 2020 ... constituents which are added to improve the manufacture or the properties of the masonry cement, e.g. grinding aids, air-entraining agents 3.3 autocontrol testing continual testing by the manufacturer, of masonry cement spot samples taken at the ...

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Study on the hydration and microstructure of Portland ...

Jan 15, 2015  @article{osti_22395940, title = {Study on the hydration and microstructure of Portland cement containing diethanol-isopropanolamine}, author = {Ma, Suhua and Li, Weifeng and Zhang, Shenbiao and Hu, Yueyang and Shen, Xiaodong}, abstractNote = {Diethanol-isopropanolamine (DEIPA) is a tertiary alkanolamine used in the formulation of cement grinding-aid additives and concrete

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Amine-containing cement processing additives - Patent CN ...

Oct 09, 2002  CN-100374392-C chemical patent summary. ... Exemplary cement processing aid compositions comprise a diamine, such as tetrahydroxylethylethylene diamine, and an alkanolamine, such as triethanolamine or triisopropanolamine, to provide superior grinding efficiency. Google Patents. 2

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CHRYSO®ICARE Technology - CHRYSO

A New way to Process Cement Reactivity. CHRYSO®ICARE is a new patent-pending innovation that boosts cement compressive strengths to significantly reduce clinker factor and therefore cement CO2 footprint. CHRYSO®ICARE is a disruptive developed into 2 ranges: CHRYSO®ICARE CP for challenging grinding processes.

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