cement grinding aid patent

US6005057A Cement grinding aid Google Patents

A cement clinker grinding aid which comprises a styrene-maleic anhydride copolymer (SMA) superplasticiser. The SMA is preferably a type with polyoxyalkylene-based side chains. Use of the grinding aid renders the grinding process more efficient and improves the performance of cementitous compositions in which the cement thus ground is used.

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Cement grinding aid composition patents.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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CN101898878B Cement grinding aids 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

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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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WO2005123621A1 Cement grinding aid Google Patents

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.

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US4828624A Cement grinding aid compositions Google Patents

US4828624A US07/081,927 US8192787A US4828624A US 4828624 A US4828624 A US 4828624A US 8192787 A US8192787 A US 8192787A US 4828624 A US4828624 A US 4828624A Authority US United States Prior art keywords glycol cement weight grinding grinding aid Prior art date 1986-10-28 Legal status (The legal status is an assumption and is not a legal conclusion.

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Cement grinding aid MBT Holding AG Free Patents Online

21/12/1999· Cement grinding aid . United States Patent 6005057 . Abstract: A cement clinker grinding aid which comprises a styrene-maleic anhydride copolymer (SMA) superplasticiser. The SMA is preferably a type with polyoxyalkylene-based side chains. Use of the grinding aid renders the grinding process more efficient and improves the performance of cementitous compositions in which the cement

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CEMENT GRINDING AID COMPOSITION Free Patents Online

26/11/2015· 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. 3. The

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Grinding Cement industry news from Global Cement

4/09/2019· The patent relates to methods for improving the efficiency of grinding materials such as clinker and limestone, using glycerol derived from biofuel production, in combination with various grinding additives. GCP products can help to reduce the carbon footprint of cement and concrete. Grinding aids and quality improvers make cement manufacturing more efficient, while concrete

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Modern cement manufacturing: Cement grinding aids

4/12/2008· CEMENT GRINDING AIDS. Dr J D Bapat. The cement grinding aids are the additional materials (gas, liquid or solid), admixed in small amounts during the cement grinding process (cement manufacture), which can significantly improve the grinding efficiency, reduce energy consumption, without compromising the performance of the cement.

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Cement grinding aid MBT Holding AG Free Patents Online

21/12/1999· Cement grinding aid . United States Patent 6005057 . Abstract: A cement clinker grinding aid which comprises a styrene-maleic anhydride copolymer (SMA) superplasticiser. The SMA is preferably a type with polyoxyalkylene-based side chains. Use of the grinding aid renders the grinding process more efficient and improves the performance of cementitous compositions in which the cement

Get Price

CEMENT GRINDING AID COMPOSITION Free Patents Online

26/11/2015· 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. 3. The

Get Price

Grinding Cement industry news from Global Cement

The patent relates to methods for improving the efficiency of grinding materials such as clinker and limestone, using glycerol derived from biofuel production, in combination with various grinding additives. GCP products can help to reduce the carbon footprint of cement and concrete. Grinding aids and quality improvers make cement manufacturing more efficient, while concrete admixtures can

Get Price

Additives Cement industry news from Global Cement

The patent relates to methods for improving the efficiency of grinding materials such as clinker and limestone, using glycerol derived from biofuel production, in combination with various grinding additives. GCP products can help to reduce the carbon footprint of cement and concrete. Grinding aids and quality improvers make cement manufacturing more efficient, while concrete admixtures can

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Cement Grinding Aid, Cement Grinding Aid Suppliers and

Alibaba offers 375 cement grinding aid products. About 34% of these are surfactants, 31% are textile auxiliary agents, and 23% are leather auxiliary agents. A wide variety of cement grinding aid options are available to you, such as free samples.

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Grinding Aids for Cement SlideShare

11/05/2015· • Combinations of grinding aids can be used to improve grinding aids of cement at all ages. • When TIPA is added individually it does not make significant difference in strength at 28 days. • 1 day strength of mixture of TEA and TIPA fall between neat TIPA and neat TEA. • Combination of TIPA and TEA used in the proportion 3:1 or 1:3

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cement grinding aid composition patent

what is grinding aid optimafm. CEMENT GRINDING AID COMPOSITION Free Patents Online. 2015-11-26· A grinding aid composition for improving the efficiency of cement grinding The grinding aid composition comprises: an alkanolamine compound that is a . More; cement mill grinding aid

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The Effect on the Performance of Cement Grinding Aid

The Effect on the Performance of Cement Grinding Aid Components GUO Yan-mei1,a, cement grinding aid has become one of the mainstream of the cement industry. Composite cement grinding aid is by a variety of single component and grinding aid distribution, and the interaction of different monomer component, to make composite grinding agent has good grinding effect, good stability,

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What is a Grinding Aid? (with picture)

23/11/2019· 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

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GCP Applied Technologies receives European patent for

19/10/2018· 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

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What is a Grinding Aid? (with picture)

23/11/2019· 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

Get Price

US Patent for Grinding aids for hydraulic cement Patent

Toward this end, it is customary to add during the grinding operation chemicals known as "grinding aids" without having adverse effects on the properties of the ground product. Many chemicals and chemical mixtures have been suggested for use as grinding aids for hydraulic cements such as Portland cement. Examples of such chemicals which have

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CEMENT GRINDING AID Free Patents Online

10/09/2009· 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 grinding aids is also disclosed.

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Dieter Honert Inventions, Patents and Patent Applications

6/12/2012· Abstract: 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 grinding aids is also disclosed.

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Cement grinding aid compositions Nalco Chemical Company

9/05/1989· 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. Specifically

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Cement Clinker Grinding Aids

The use of a good Cement clinker grinding aid can be vital in today’s increasing material demands. Along with the obligation to process increasingly larger quantities of ores containing finely disseminated minerals, our limited energy resources and the rising costs of energy present a challenge to the process engineer. One research route that has been explored for about half a century is the

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GRINDING AID FOR CEMENT CLINKER BASED ON POLYCARBOXYLATE

8/10/2015· The invention relates to the use of an additive as grinding aid in the production of cement, to a method for producing cement using the grinding aid as well as to a cement obtained therefrom. TECHNICAL FIELD. Cement is an inorganic, finely milled hydraulically acting binder for mortar and concrete. When water is added, the cement paste which

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Low Cost Grinding Aids for Cement

Low Cost Grinding Aids for Cement Due to the current economic crisis and the situation in progress in the construction industry, Spanish cement producers have been obliged to take several measures in order to notably reduce costs. In light of this situation, Proquicesa decided to focus its R&D efforts on the development of an innovative family of grinding aids, adapted to the new requirements

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basf grinding aids cement patent

Accelerating admixtures for concrete State of the art SINTEF-report . Dec 5, 2007 . Thus, the use of accelerators in concrete provides a shortening of setting Most of the information is available only in the patent literature, TIPA has also been evaluated as a possible grinding aid component for cement production (a BASF.

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GCP Applied Technologies Receives European Patent on

18/10/2018· CAMBRIDGE, Mass. October 18th, 2018 GCP Applied Technologies Inc. (NYSE:GCP), a leading global provider of construction products technologies, is proud to announce the issuance of a patent for increasing the efficiency of cement grinding by using sustainable raw materials. The novel grinding aids and

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Raymond Grinding Kinds Cylindrical Grinding Machine Shibaura Ks

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