دریافت یک نقل قول

cement grinding aid composition patent

ما

cement grinding aid composition patent

composition of cement grinding aid

cement grinding aid mixture cga. Patent US - Grinding aid composition and cement, 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. Get A Quote

ادامه مطلب

Christoph Hesse Inventions, Patents and Patent ...

Abstract: The present invention relates to a solid composition containing calcium silicate hydrate and at least one water-swellable polymer which can form a hydrogel, and also to a process for preparing the composition, to the use thereof as a setting accelerator, and as a grinding aid in cement production. It also relates to building material ...

ادامه مطلب

cement grinding amines - kwiatynawszystkieokazje.pl

Patent US20120270972 Cement grinding aid Google Patents . Oct 25 2012 A cement grinding aid containing a combination of polymer A and known grinding agent according to claim 8 wherein the organic amine is a . Specifics of …

ادامه مطلب

addition of additives in grinding

Analysis of Cement Superplasticizers and Grinding Aids A . 2 Apr 2007 Grinding aids are common cement additives and can consist of addition grinding aid composition might not consist of mixtures of pure. Know More

ادامه مطلب

Cement grinding aid and set retarder - Westvaco Corporation

a hydraulic cement additive composition comprising a polyglycerol, from 10% to 50% by weight of the total additive composition of a water-soluble glycol, from 10% to 40% by weight of the total additive composition of a water-soluble salt of an aliphatic acid having no more than three carbons, from 10% to 50% by weight of a water-soluble …

ادامه مطلب

GCP Applied Technologies receives European patent on ...

GCP Applied Technologies receives European patent on sustainable cement grinding methods. ... (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...

ادامه مطلب

C04B 7 - Hydraulic cements - Patents Sitemap

Patents for C04B 7 - Hydraulic cements (9,126) 11/1993: 11/09/1993: US5259876 Method and apparatus for the manufacture of clinker from mineral raw materials : …

ادامه مطلب

Cement Grinding Aid - SIKA TECHNOLOGY AG

The invention relates to an aqueous polymer composition 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 cement grinding aids is also disclosed.

ادامه مطلب

Use Of Methyl Diethanolamine As Grinding Aid For Cement

Widely used as a Cement Grinding Aid, set accelerator for concrete, cutting fluids, corrosion inhibitor production, asphalt chemicals etc. Get Price. Diethanolamine | C4H11NO2 - PubChem. Diethanolamine is a member of the class of ethanolamines that is ethanolamine having a N-hydroxyethyl substituent. It has a role as a human xenobiotic metabolite.

ادامه مطلب

Suhua MA | Professor | PhD | Nanjing Tech University ...

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 ...

ادامه مطلب

Cement grinding aid compositions - Nalco Chemical Company

CA 70 (18): 80618r. 1. An improved method of grinding cement clinkers wherein the clinkers are ground in an aqueous environment, the improvement which comprises using as a grinding aid a composition comprising: . 2. The improved method of claim 1 wherein the water-soluble glycol is diethylene glycol. 3.

ادامه مطلب

Cement grinding aid composition - Cement Lime Gypsum

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 …

ادامه مطلب

RI-85 Cement Grinding Aid - Roan Ind

05/27/2015 RI-85 Cement Grinding Aid 2/6 Name Product identifier % Diethanolamine (CAS No) 111-42-2 < 1.0 SECTION 4: First aid measures 4.1. Description of first aid measures First-aid measures general : If exposed or concerned, get medical attention/advice. Show this safety data sheet to the doctor in attendance.

ادامه مطلب

Cement additive and cement composition - Patent JP ...

This web page summarizes information in PubChem about patent JP-2019026536-A. This includes chemicals mentioned, as reported by PubChem contributors, as well as other content, such as title, abstract, and International Patent Classification (IPC) codes. To read more about how this page was constructed, please visit the PubChem patents help page.

ادامه مطلب

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.

ادامه مطلب

WO2014003972A1 - Cement grinding aid composition - …

grinding aid aid composition weight percent glycol cement Prior art date 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.

ادامه مطلب

Influence of glycerin grinding aid on the compatibility ...

Glycerin has been an important component of grinding aids and set retarders commonly used in cement industry for a long time, . Some research has been done by global scholars, but most of their work focuses on the grinding effect and retarding effect of glycerin or glycerol-based grinding aids on blended cement,,,, .

ادامه مطلب

Utilization of Glycerol Derived from Jatropha-s Biodiesel ...

Mechanisms and effects of additive from the dihydroxy-compound class on Portland cement grinding. Cement and Concrete Research. 1999, 29: 9-15. [12] A.A. Jeknavorian, E.F. Barry, and F. Serafin. Determination of grinding aids in Portland cement by pyrolysis gas chromatography-mass spectrometry. Cement and Concrete Research. 1998, 28: 1335-1345.

ادامه مطلب

Patents Assigned to Cementa AB - Justia Patents Search

Abstract: A method of continued grinding of cement is disclosed in order to obtain cement with a high specific surface and/or a steep grain size distribution curve. The grinding is performed in a mill with agitated grinding medium from a specific surface of 300-400 m.sup.2 /kg (Blaine) to a specific surface of up to 1,200 m.sup.2 /kg (Blaine) and with a …

ادامه مطلب

Grinding aid composition and cement product - W. R. Grace ...

The grinding aid composition of the present invention requires the utilization of at least one alkylene ether glycol and oligomers thereof, as represented by the formula: HO (AO) n H, wherein A represents a C 2 -C 3 alkylene, such as ethylene or propylene and n represents an integer of from 1 to 5.

ادامه مطلب

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, ...

ادامه مطلب

CEMENT GRINDING AID COMPOSITION

Complete Patent Searching Database and Patent Data Analytics Services.

ادامه مطلب

grinding additives used in cement

Cement Grinding with Interground Additives in MPS Roller, The grinding elements and mill operation are modified when the mill is used for finish grinding cement... Patent US4828624 - Know More Cement clinkers are ground in an aqueous environment using as a grinding aid, a composition comprising _____ Ingredients Percent by ....

ادامه مطلب

CEMENT GRINDING AID COMPOSITION - Dow Global …

A cement mix according to the invention comprises: the grinding aid composition as described above, cement clinker, gypsum, and optionally one or more fillers such as fly-ash, bagasse-ash, fumed silica, limestone, construction debris, etc.

ادامه مطلب

Grinding Aids for Cement - SlideShare

Grinding Aids For Cement Prepared by: Shyam R. Anandjiwala (Construction Management) INDIAN INSTITUTE OF TECHNOLOGY DELHI ... Effect of GA on Cement Composition • Effect on C3S, C2S, C3A & C3A+gypsum • C3A hydrates to hydrogarnet(C3AH6) before it transforms to ettringite in absence of TEA. ... UNITED STATES PATENT 4,990,190 [7] Preston L ...

ادامه مطلب

Grinding aids for high performance cements

Grinding aids for high performance cements Grinding aids are organic compounds that are added to the mill during cement grinding. Their main purpose is to reduce the energy required to grind the clinker into a given fineness. In addition, some products (usually referred to as performance enhancers) provide positive effect on cement hydration ...

ادامه مطلب

US5429675A - Grinding aid composition and cement …

The amount of grinding aid composition of the present invention used in a grinding process is from 0.01 to 0.06%, preferably from 0.01 to 0.03% of the clinker weight which is …

ادامه مطلب

Use of polycarboxylate ethers in ... - Cement Lime Gypsum

(22) 06.03.2014 (43) 28.01.2016 (57) 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 …

ادامه مطلب

Hydraulic cement and method of producing same

A hydraulic cement composition according to claim 1 wherein the amount of free lime is less than about 2 percent by weight of said composition. 4. A hydraulic cement composition according to claim 1 further containing borates .Iadd.present in a 5:1, lime to boric oxide ratio on a molar basis.Iaddend..

ادامه مطلب

Cement grinding aid and set retarder - Patent US-4204877-A ...

1 Abstract. Additives for use as grinding aids and set retarders in the manufacture of hydraulic cement composed of polyglycerol, preferably a polyglycerol selected from the group of di-, tri-, and tetraglycerol and mixtures thereof, the additive being used either alone or in combination with at least one of a water-soluble glycol, a water ...

ادامه مطلب