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Facile Hydrothermal Synthesis of Hierarchical Sodium P ...- phosphate detergent builders ,This study reports the preparation of hierarchical NaP zeolite with the aim of obtaining a non‐phosphate detergent builder as an alternative for environmental remediation from eutrophication phenomenon. Hierarchically structured NaP zeolite was easily synthesized hydrothermally and under different syntheses conditions. Samples were characterized using several standard techniques such as X ...Detergents shift to greener builders | ICISJan 07, 2009·The sodium tripolyphosphates are being replaced by greener alternative builders such as citric acid. FORTY YEARS after phosphates were fingered for their links to water pollution, sodium tripolyphosphates (STPPs) may finally relinquish their prominence among the builders used in the consumer detergents of North America and Europe.



Phosphate builders for detergents | SpringerLink

In summary, the chemistry of the preparation of sodium and potassium polyphosphates, and the properties of importance to their use as detergent builders, such as hydrolysis, hydration rates and solubilities have been discussed. The properties of granular Na5P3O10, such as density, particle size, frangibility and absorptivity, were discussed in connection with their use in the dry blending and ...

PHOSPHATES AND ALTERNATIVE DETERGENT BUILDERS

2. DETERGENT BUILDERS AND DETERGENT USE 12 2.1 Constituents of detergents 12 2.2 Types of detergent 17 2.3 Current detergent use in Europe 17 3. CASE STUDIES OF ACTIONS TAKEN TO LIMIT OR BAN PHOSPHATES IN DETERGENTS 21 3.1 Review of action to date 21 3.2 Walloon Region of Belgium 31 3.3 France 40 3.4 Germany 49 3.5 Hungary 54 3.6 Italy 58 3.7 ...

US4308158A - Detergent and cleaning compositions ...

The invention provides cleaning and detergent compositions containing about: 5 to 30 weight % of a surfactant and 10 to 30 weight % of a builder mixture consisting of alkali metal orthophosphate, alkali metal pyrophosphate, alkali metal tripolyphosphate and alkali metal melt phosphate, wherein the ratio by weight of the sum of orthophosphate, pyrophosphate and tripolyphosphate to melt ...

Zeolite-based phosphate-free detergent builder composition ...

Phosphate-free builder combinations containing zeolite, crystalline layer silicates corresponding to formula (I) NaMSi x O 2x +1. y H 2 O, in which M is sodium or hydrogen, x is a number of 1.9 to 4 and y is a number of 0 to 20, and polymeric polycarboxylates may be used separately as water softeners or in detergents. Their primary and secondary detergent properties are so favorable that there ...

Carbonate and phosphate detergent builders: Their impact ...

The impact of detergent builders on the environment is critically examined by review of the literature, material balance calculations, wastewater treatment experiments and aquatic toxicity studies. T...

Zeolite Detergent Grade | 4A Zeolite Powder

As a detergent builder, Zeolite type A was developed specifically as an environmentally preferable alternative to phosphate builders, which can cause eutrophication of freshwater bodies by nourishing excessive amounts of algae. Zeolites possess a number of advantages over other builders during the production of detergents.

Soluble Detergent Builders A Family of Multifunctional

towards soluble non-phosphate builder systems. These soluble builder systems usually consist of silicate, carbonate and a polymer, with the possible addition of phosphonate and/or citrate. 6 Britesil soluble silicate builders are especially developed to meet the new requirements from the detergent …

Detergent Builders,Builder System in Detergent,Types of ...

This led to the search for alternative products and the development of synthetic detergent Zeolite, which now days, is the principle alternative to phosphate builders. Properties Builders are basically water softeners that are used to soften wash water by extracting and binding the magnesium and calcium ions.

(PDF) Facile Hydrothermal Synthesis of Hierarchical Sodium ...

This study reports the preparation of hierarchical NaP zeolite with the aim of obtaining a non‐phosphate detergent builder as an alternative for environmental remediation from eutrophication ...

Detergent and cleaning compositions containing polymeric ...

The invention provides cleaning and detergent compositions containing about: 5 to 30 weight % of a surfactant and . 10 to 30 weight % of a builder mixture consisting of alkali metal orthophosphate, alkali metal pyrophosphate, alkali metal tripolyphosphate and alkali metal melt phosphate, wherein the ratio by weight of the sum of orthophosphate, pyrophosphate and tripolyphosphate to melt ...

Report to the Office of Environmental Quality Control ...

1. Phosphates and detergent formulations Detergents consist essentially of "builders" and surfactants. Other ingre'dients may include brighteners, perfumes, anti-redeposition agents, and enzymes. The functions of the builder are to supply alkalinity neces-sary for effective soil removal and to sequester ions that would counter

Phosphate-free detergent builders - Degussa Aktiengesellschaft

Phosphate-free detergent builder according to claim 1 wherein the water-insoluble silicate is finely divided and has the following formula: (Kat 2 /n O) x.Me 2 O 3.(SiO 2) y wherein Kat is a cation with a valence of n which is replaceable by calcium, x is a number from 0.7 to 1.5, Me is boron or aluminum and y is a number from 0.8 to 6.

detergent builder中文_detergent builder是什么意思

A complex liquid of the high quality non - cation surface active agents , stabilizing agent , slight alkalis , non - phosphate detergent builders and sequestering agents in an aqueous base 本品为水基混合液体,由高纯度的非阳离子表面活性剂及多种助洗剂与稳定剂配备而成。

Detergent - an overview | ScienceDirect Topics

Toxicity data with respect to the effects of detergent builders on attached algae are summarized in Table VI.In addition, stimulation of algal productivity has been observed at concentrations of 0.5 mg liter −1 NTA (Burgi, 1974, as reported in Anderson et al., 1985).However, when compared to the potential levels of productivity expected with phosphate-based pollutants, Burgi concluded that ...

BUILDER FOR PHOSPHATE-FREE DETERGENT COMPOSITIONS ...

The use of this insoluble builder component in detergent solutions presents a unique ecological advantage over the phosphate and nitrilo triacetate components heretofore utilized for this purpose since the builders of this invention are removed from waste water streams in the customary primary sewage treatment as a portion of the sewage sludge.

(PDF) Facile Hydrothermal Synthesis of Hierarchical Sodium ...

This study reports the preparation of hierarchical NaP zeolite with the aim of obtaining a non‐phosphate detergent builder as an alternative for environmental remediation from eutrophication ...

Phosphates and Alternative Detergent Builders ...

Phosphates and Alternative Detergent Builders Recognition of the relationship between increasing phosphorus inputs to surface waters and the subsequent increase in eutrophication of water bodies gave rise to public concern during the 1970's and 1980's.

Detergent Builders And Their Functions - Chemate

Contact Us. Tel: 0086-371-60921621. Whatsapp: +86 18624832876. WeChat: +86 18624832876. Email: [email protected] In synthetic detergents, any auxiliary materials that are related to decontamination and can increase the characteristics of detergents are called detergent builders.

Phosphate-free detergent builders - Degussa Aktiengesellschaft

Phosphate-free detergent builder according to claim 1 wherein the water-insoluble silicate is finely divided and has the following formula: (Kat 2 /n O) x.Me 2 O 3.(SiO 2) y wherein Kat is a cation with a valence of n which is replaceable by calcium, x is a number from 0.7 to 1.5, Me is boron or aluminum and y is a number from 0.8 to 6.

A review of proposed non‐phosphate detergent builders ...

The three major alternatives to phosphate detergent builders (Nitrilotriacetic acid (NTA), Polycarboxylic acids (PCA's) and Zeolite type A) have been reviewed. Other potential builders or co‐builders have also been identified. Emphasis has been placed on the wastewater removal mechanisms and environmental degradation of these compounds with ...

Detergents shift to greener builders | ICIS

Jan 07, 2009·The sodium tripolyphosphates are being replaced by greener alternative builders such as citric acid. FORTY YEARS after phosphates were fingered for their links to water pollution, sodium tripolyphosphates (STPPs) may finally relinquish their prominence among the builders used in the consumer detergents of North America and Europe.

Low-phosphate detergent builder salt mixture and process ...

A low-phosphate detergent builder salt mixture consisting of (a) from 45% to 75% by weight of a water-insoluble, finely-divided, synthetic, crystalline alkali metal aluminosilicate with a calcium binding power of from 50 to 200 mg CaO/gm at 22° C., (b) from 15% to 40% by weight of sodium or potassium carboxymethyloxysuccinate, and

Development of Surfactants and Builders in Detergent ...

Abstract: Surfactants and builders are the two most important ingredients in laundry, and personal-care cleaning products. They play a key role in washing processes. The development of various surfactants (e.g., anionic, nonionic, cationic, zwitterionic, and silicone surfactants) and builders (inorganic, organic and polymeric builders) used in the detergent compositions are reviewed ...

Facile Hydrothermal Synthesis of Hierarchical Sodium P ...

This study reports the preparation of hierarchical NaP zeolite with the aim of obtaining a non‐phosphate detergent builder as an alternative for environmental remediation from eutrophication phenomenon. Hierarchically structured NaP zeolite was easily synthesized hydrothermally and under different syntheses conditions. Samples were characterized using several standard techniques such as X ...

PHOSPHATES AND ALTERNATIVE DETERGENT BUILDERS - …

detergents with other appropriate builders and to provide recommendations on the most appropriate method of reducing phosphorus concentrations in surface waters, through either improving wastewater treatment, banning the use of phosphates as detergent builders, or a …

US5393455A - Zeolite-based phosphate-free detergent ...

Phosphate-free builder combinations containing zeolite, crystalline layer silicates corresponding to formula (I) NaMSi x O 2x+1 . y H 2 O, in which M is sodium or hydrogen, x is a number of 1.9 to 4 and y is a number of 0 to 20, and polymeric polycarboxylates may be used separately as water softeners or in detergents. Their primary and secondary detergent properties are so favorable that there ...