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cement grinding aids patents

CN103553407A Preparation method of cement grinding aid

The invention relates to a preparation method of a cement grinding aid, and the preparation method comprises the following steps: mixing tri-isopropanolamine with water in the mass ratio of 1:3 to 1:5, heating to 40 to 50 DEG C, until the tri-isopropanolamine is completely dissolved, to obtain an A solution; adding silica fume to dodecylbenzene, stirring to fully dissolve to obtain a B

CN101898878B Cement grinding aid Google Patents

The invention discloses a cement grinding aid, comprising calcium formate solution, compound glycerol distilled residue solution, triethanolamine, diols and molasses. While the product reutilizes the industrial wastes, the components of the product synergistically act to optimize the efficacy of the grinding process and the product modifies the cement particles, thus improving the quality and

CN102372453B Cement compound grinding assistant agent

The present invention discloses a cement compound grinding assistant agent, which comprises the following components, by weight, 25-40% of a polyalcohol amine, 5-10% of molasses, 5-10% of anhydrous sodium sulfate and 40-65% of magnetized water. With the cement compound grinding assistant agent of the present invention, the strength of the cement can be effectively improved, the

Grinding aids for hydraulic cement Google Patents

grinding acid cement grinding aids alkylene polyol Prior art date 1985-12-02 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 Lifetime Application number US06/803,380 Inventor Frank G. Serafin

US Patent for Grinding aids for hydraulic cement Patent

Justia Patents To Aid Dispersion Or Prevent Chemical Reaction, Deliquescence, Agglomeration Or Frothing US Patent for Grinding aids for hydraulic cement Patent (Patent # 4,643,362) Grinding aids for hydraulic cement . Dec 2, 1985 W. R. Grace & Co. Hydraulic cements such as Portland cement are interground with diesters formed by reacting a

CN103508692A Environment-friendly cement powder grinding

- Google Patents Belonging to the technical field of powder preparation, the invention provides an environment-friendly cement powder grinding aid.

US3615785A Cement grinding aid and pack set inhibitor

Additive compositions for use as grinding aids and pack set inhibitors in the manufacture of hydraulic cement composed of a water-soluble polyol, particularly a glycol, and a water-soluble salt of an aliphatic acid having no more than three carbons, said additive compositions being used either alone or in combination with water-soluble salts of a sulfonated lignin, a water-soluble hydroxyalkyl

Cement grinding aid composition Google Patents

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.

cement grinding aids patents lievenenann.be

Cement Grinding Aids Patents MC Machinery. It discloses cement grinding aids prepared with waste antifreeze which comprises the following components in parts by weight: 20-75 parts of pretreated waste antifreeze, 5-40 parts of alkanolamine, 1-5 parts of acid solution, 3-12 parts of saccharide and 15-50 parts of water.

What is a Grinding Aid? (with picture)

Nov 23, 2020 A grinding aid is a specialty chemical agent used to make it easier to grind and mix cement. Specifically, grinding aids prevent cement particles from re-agglomeration, or re-adhering, during and after the grinding process. Grinding aids make it possible to streamline the cement-making process by increasing process efficiency and material fluidity.

Grinding aid composition and cement Free Patents Online

A grinding aid composition for cement clinker grinding comprising a mixture of at least one alkylene glycol represented by the formula: HO(AO) n H wherein A represents a C 2 -C 3 alkylene and n is an integer from 1 to 5 and particulate carbon in a weight ratio of alkylene glycol to carbon of 1:0.01 to 1:0.5.

CEMENT GRINDING AID AND PACK SET Free Patents Online

Additive compositions for use as grinding aids and pack set inhibitors in the manufacture of hydraulic cement composed of a water-soluble polyol, particularly a glycol, and a water-soluble salt of an aliphatic acid having no more than three carbons, said additive compositions being used either alone or in combination with water-soluble salts of a sulfonated lignin, a water-soluble hydroxyalkyl

Cement grinding aid and set retarder Westvaco Corporation

May 27, 1980 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-soluble hydroxy-alkyl amine, a water-soluble salt of a sulfonated

Biomass-Derived Grinding Aids JARDINE LESLIE A.

Biomass-derived polyol cement grinding aids of the present invention are also believed to inhibit pack setting of the cement and cementitious particles after grinding. In other words, the biomass-derived polyols are also believed to reduce the amount of energy that might be necessary to initiate flow in the cement, and this is important when

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.

Cement Grinding Aid Composition Patent

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 . 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

cement grinding aids patents lievenenann.be

Cement Grinding Aids Patents MC Machinery. It discloses cement grinding aids prepared with waste antifreeze which comprises the following components in parts by weight: 20-75 parts of pretreated waste antifreeze, 5-40 parts of alkanolamine, 1-5 parts of acid solution, 3-12 parts of saccharide and 15-50 parts of water.

Modern cement manufacturing: Cement grinding aids

Dec 04, 2008 The patent further claims that these amines could be added as grinding aids in the cement manufacture. (iv) United States Patents 4204877, 3615785, 5125976 and French Patent 2337699 One of the major classes of grinding aids used today is the oligomers of

Cement grinding aids GCPAT

TAVERO® grinding aids make life easier for busy cement producers. Our grinding aids are designed to increase mill output without increasing costs, while saving energy and reducing CO 2 emissions. Improved cement flowability reduces the effort for handling and transporting cement.

What is a Grinding Aid? (with picture)

Nov 23, 2020 A grinding aid is a specialty chemical agent used to make it easier to grind and mix cement. Specifically, grinding aids prevent cement particles from re-agglomeration, or re-adhering, during and after the grinding process. Grinding aids make it possible to streamline the cement-making process by increasing process efficiency and material fluidity.

Low Cost Grinding Aids for Cement

affected. In particular, cement production in Spain decreased by 23% in 2008 relative to 2007.1 Due to this huge drop and the forecast for the coming years, cement producers feel obliged to take measures to drastically reduce production costs. One of the fields most affected by these cost-reducing measures is the grinding aids sector, which has

GRINDING AIDS: A STUDY ON THEIR MECHANISM OF

during grinding process, which is deeply influenced by the presence of the active components (alkanolamines and glycols) of cement additive, or better of Grinding Aids (GA). INTRODUCTION The introduction of GA, started more than 50 years ago, has as ultimate task the prevention of cement particle re-agglomeration during and after milling

Biomass-Derived Grinding Aids JARDINE LESLIE A.

Biomass-derived polyol cement grinding aids of the present invention are also believed to inhibit pack setting of the cement and cementitious particles after grinding. In other words, the biomass-derived polyols are also believed to reduce the amount of energy that might be necessary to initiate flow in the cement, and this is important when

Grinding Aids for Cement SlideShare

May 11, 2015 Grinding Aids For Cement Prepared by: Shyam R. Anandjiwala (Construction Management) INDIAN INSTITUTE OF TECHNOLOGY DELHI 2. (1967):” MINERAL GRINDING AIDS AND PROCESS OF GRINDING”UNITED STATES PATENT 33125305 [8] D.W.Fuestenau(1995):”GRINDING AIDS” Kona Powder and Particle Journal [9] Joseph J. Assaad,

Modern cement manufacturing: Cement grinding aids

Dec 04, 2008 The patent further claims that these amines could be added as grinding aids in the cement manufacture. (iv) United States Patents 4204877, 3615785, 5125976 and French Patent 2337699 One of the major classes of grinding aids used today is the oligomers of

Cement Grinding Aid Composition Patent

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 . 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

cement grinding aids patents lievenenann.be

Cement Grinding Aids Patents MC Machinery. It discloses cement grinding aids prepared with waste antifreeze which comprises the following components in parts by weight: 20-75 parts of pretreated waste antifreeze, 5-40 parts of alkanolamine, 1-5 parts of acid solution, 3-12 parts of saccharide and 15-50 parts of water.

Cement Grinding Aids Patents watkosteenkeuken.be

CN101898878B Cement Grinding Aids Google Patents Cement grinding aids for cement production and grinding aid The beneficial effects of scientific and rational use of cement grinding aids on cement production 1 Improve grinding efficiency increase bench production and reduce power consumption This is the most direct effect of using cement.

Cement Grinding Aids Penta Chem

The cement grinding aids is additional material in liquid or solid form, admixed in small amount during the cement clinker grinding process which can significantly improve the grinding efficiency and reduce energy consumption, without compromising the performance of the cement. The cement grinding is an energy intensive process. The addition of

Additives for cement

CHRYSO® Grinding Aids improve clinker grinding efficiency. This allows for a shortened cement retention time in the mill which, in the end, leads to significant energy savings for each ton of cement produced. • Maintenance cost reduction Shortened cement retention time in the mill leads to a

Low Cost Grinding Aids for Cement

affected. In particular, cement production in Spain decreased by 23% in 2008 relative to 2007.1 Due to this huge drop and the forecast for the coming years, cement producers feel obliged to take measures to drastically reduce production costs. One of the fields most affected by these cost-reducing measures is the grinding aids sector, which has

GRINDING AIDS: A STUDY ON THEIR MECHANISM OF

during grinding process, which is deeply influenced by the presence of the active components (alkanolamines and glycols) of cement additive, or better of Grinding Aids (GA). INTRODUCTION The introduction of GA, started more than 50 years ago, has as ultimate task the prevention of cement particle re-agglomeration during and after milling

Influence of glycerin grinding aid on the compatibility

The surface modification via the adsorption of organic grinding aids on cement surface and the chelating effect between the grinding aids and Ca2+,Fe2+ should be analyzed based on the proposed

Cement Grinding Aids PAC Technologies LLC

Cement Grinding Aids. Constructive & Robust Solutions To Cement Manufacturers. PAC Technologies has exclusively developed PACTOCem range unique and robust products to provide tailored product Solutions for the cement plants various requirements. Added value to cement production, considering all cement manufacturing Process aspects.

Cement Additives CHRYSO

CHRYSO CEMENT ADDITIVES improve cement performance, reduce energy & production costs and leverage CO 2 emissions reduction. Because each cement plant has its own challenges and requirements, CHRYSO has developed a strong expertise in the cement industry to provide customers with specific and high-level support and services on field.

Cement Grinding Aid Buy Cement Grinding Aid Product on

It can also be mixed with other materials to ensure the strength of the cement.This product is used in the production of grinding aids, can reduce the high price of raw materials (such as: triethanolamine) dependence, at the same time, the late strength of cement has no adverse effects.

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