Phosphonates for Water Treatment Formulations

Colorant tracer for cooling water treatment formulations

4/26/2011Water-based colorant traced formulations (products) containing one or more water treatment agents such as phosphonates polyacrylic acids and/or polymers co-polymers terpolymers thereof azoles molybdate polysilicates phosphates zinc polyphosphates etc are provided wherein the water-soluble colorant is detectable in the visible light range of about 580-640 nm and is

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00332: Recent Trends In Cooling Water lnhibitors

Cooling water treatment programs are recommended by looking at water chemistry system characteristics and enviromnental Phosphonates are stable beyond 100 C but are sensitive to chlorine HEDP is resistant to oxidation Among the polymer based cooling water formulations several polycarboxylic acids of low molecular weight have

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Fosfonatos Seqest Fosfonatos Fosfonatos modificados

Since their introduction some decades ago phosphonates have found multiple industrial applications besides the original use as water treatment chemicals Even today new or modified uses are developed which clearly demonstrate the phosphonate's image as a multifunctional chemical tool for processes and problems associated with a variety of

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Guidelines help optimise RO system operations

The second type includes phosphonates which are widely used in water treatment formulations as scale and corrosion inhibitors and iron sequestrants They act as super-threshold agents in membrane systems that can stabilise a wide range of supersaturated salt solutions (up to +3 0 LSI)

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Environmental risk assessment of phosphonates used in

DOI: 10 1016/S0045-6535(01)00328-9 Corpus ID: 30729782 Environmental risk assessment of phosphonates used in domestic laundry and cleaning agents in The Netherlands article{Jaworska2002EnvironmentalRA title={Environmental risk assessment of phosphonates used in domestic laundry and cleaning agents in The Netherlands } author={Joanna S Jaworska and

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phosphonates

Phosphonates (or phosphonic acids) are a broad family of organic molecules based on phosphorus (chemical symbol P) carbon (C) oxygen (O) and hydrogen (H) A variety of phosphonates (including many amino phosphonates) occur naturally and in many different types of organisms

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Water Treatment Additives PR

for Water Treatment Formulations" focuses on the prevention of both corrosion and scale buildup in process water Additives for boilers heat exchangers cooling towers and condensate lines can molybdates phosphonates morpholine hydrazine and amines One example from Cortec's vast portfolio is a novel environmentally friendly

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Conquer Cooling Water Treatment Challenges

5/23/2017However chromate treatment in all open-recirculating and most other cooling water systems has been banned for years due to the toxicity of hexavalent chromium (Cr +6) The popular replacement has been alkaline-based treatment primarily relying on inorganic and organic phosphates (phosphonates) with a supplemental polymer to sequester and

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Industrial Water Treatment

Optimizing water treatment procedures in industrial environments requires an understanding of treatment options and foresight to determine the ideal chemicals and additives for each solution Univar Solutions offers a comprehensive portfolio of water treatment additive components and specialty chemicals from leading suppliers around the world

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Method for controlling deposits and corrosion in water

8/3/1994Abstract of EP0451434 The invention concerns a method for treating water to prevent corrosion and or scaling characterized in that use is made of carbondioxide as pH regulation together with one or more of the following components : a) one or more water soluble polymers b) one or more water soluble phosphonates c) one or more chemicals capable of preventing corrosion and/or

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Water and oilfield biocides

The liquid formulations allow for ease of handling and are ideal for use in systems where automatic dosing is practised Myacide S15 biocide is a 10% (w/w) solution of Bronopol in propylene glycol and water Myacide S1 is a 20% (w/v) solution of Bronopol in dipropylene glycol monomethyl ether and water Liquid formulations have a shelf life of

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Making feed water for you! Advantage

Protecting any Water Treatment System against Will you pay for the „water" no poly-phosphates or phosphonates should be used in cooling water heat exchangers boilers or any membrane application Phosphates This ensures that all Watch Water formulations that contains I-SOFT remain effective over long period of time

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phosphonates

The use of phosphonates is governed by a number of EU regulations laws and standards related to water cosmetics medical uses and production of food contact materials The most important is the Regulation on the Registration Evaluation Authorisation and Restriction of Chemicals (REACH) Others like for example the EU Detergents Regulation

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The Performance of Organic Phosphonate HEDP in Water

HEDP phosphonates provide the conditions for the application of alkaline water treatment technology Scale inhibitors commonly used in industry are mainly organic phosphonate scale inhibitors such as HEDP and DTPMP Phosphorus-based formulations are used in circulating water systems mainly organic phosphonates

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Aminopolyphosphonate removal during wastewater

1 Introduction Phosphonates are a group of chelating agents that are used in high quantities in oil production cooling water and desalination systems to inhibit scale formation and corrosion in the textile industry to stabilize peroxide-based bleaching agents in industrial and detergent formulations as chelating agents and in nuclear medicine as bone-seeking carriers for

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Additives

CrestoGuard 400 - one of the industry's most powerful mild steel corrosion inhibitor for all-organic cooling water formulations CrestoGuard 402 - a multifunctional scale and corrosion inhibitor targeted to handle systems with cooling water return (CWR) calcium hardness levels of between 70-400ppm in a

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Antiscalants

Vitec 1000 Vitec 1000 is a liquid antiscalant used when the potential for colloidal and silt fouling of membranes is low This formulation is compatible with all RO membranes and is certified for use in systems producing drinking water Vitec 8200 Green Vitec 8200 liquid antiscalant and dispersant is free of phosphate and phosphonate This all-polymer blend is compatible with all

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DOW Acumer Polymers

Excellent phosphate and zinc stabilizer for anti-scale/anti-corrosion water treatment formulations Excellent dispersant of inorganic particulates and resistant to pH upsets Excellent iron tolerance Cleared by US FDA ACUMER™ 3100 Superior scale inhibitor in all cooling water and boiler programs

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Phosphonates

We supply a wide range of phosphonates to cater to industrial and personal care applications The personal care series are certified Halal Every batch is tested for microbiological contamination and guaranteed for low levels of trace metals The product helps maintain colour stability in bar soaps and helps stabilises fragrances which would lose strength in

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scale inhibitors – WST Energy

Multiple formulations of SI-115 with variable concentrations of active materials and freeze protection are available to meet economical operational and environmental needs SI-117: Aqueous blend of high performance ter-polymers and unique phosphonates for control of barium strontium and calcium scale

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Polymers Phosphonates

Water soluble polymers is a unique formulation of Chemtex Speciality Ltd used in various applications of water treatment such as in coagulation flocculation and dispersion applications The total absorbing and swelling capacity of the polymer is controlled by the type and degree of cross-links used to make the gel

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ShanDong Taihe water Treatment CO LTD

Shandong Taihe Water Treatment Co Ltd is one of the largest producer of phosphonates polymers biocides and other water treatment chemicals in China Our products are available globally through agencies and distributors around the world Taihe is devoted to production of high-quality water treatment chemicals for applications in a variety of markets

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Industrial water treatment

The Dequest range includes phosphonates polymers and inulin derivatives the latter being designed for an improved environmental and toxicological profile Dequest products can be used as antiscalants dispersants and chelants in cooling water treatment / boiler water treatment applications and as antiscalants in waste water treatment applications

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