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Aqueous photo-polymerization of cationic polyacrylamide ...

Aqueous photo-polymerization of cationic polyacrylamide ...

Jan 30, 2009 · Aqueous photo-polymerization of cationic polyacrylamide with hybrid photo-initiators ... the role of primary radical termination would become manifest because of the rapid increase of viscosity inside the monomers with high photo-initiators concentration. ... Proceedings of the RadTech North America conference, Chicago, 351–360 ...
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Effects of Surfactants on the Improvement of Sludge ...

Effects of Surfactants on the Improvement of Sludge ...

dewaterability using the cationic flocculant (cationic polyacrylamide, CPAM) were analyzed. ... Large amount of sewage sludge have been ... which entrap water and cause high viscosity. EPS is ...
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S&D 1: Home Care and Laundry Performance Boosters and …

S&D 1: Home Care and Laundry Performance Boosters and …

cationic inulin compared to other cationic biopolymers, it offers improved performance in multiple applications. The reactive inulin backbone allows unique properties like high charge densities and short chain lengths (low Mw), leading to distinguishing benefits like excellent solubility and compatibility as well as low viscosity.
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Synthesis and performance evaluation of a new drag reducer ...

Synthesis and performance evaluation of a new drag reducer ...

the process occurs, and large amount of energy is lost in the ow process. Macroscopically, the pressure dierence between the inlet and outlet of the pipeline is large due to the friction. For turbulent ow in pipelines, the friction can be reduced by introducing a minor quantity of appropriate polymer with a high molecular weight into the ow, so ...
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WA1 - Glyoxylated polyacrylamide polymer ...

WA1 - Glyoxylated polyacrylamide polymer ...

(acrylamidopropyl)trimethyl-ammonium chloride (APTAC), 3- (methacrylamidopropyl)trimethyl-ammonium chloride (MAPTAC) and combinations thereof, …
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Novel hydrophobically associative polyacrylamide with ...

Novel hydrophobically associative polyacrylamide with ...

Hydrophobically associative polyacrylamide (HAPAM) were prepared in aqueous solution by radical copolymerization of novel cationic surface-active monomer, dimethylhexadecyl(3-acrylamidopropyl ...
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METHODS OF GROUTING TILE - TILE COUNCIL OF AMERICA, INC.

METHODS OF GROUTING TILE - TILE COUNCIL OF AMERICA, INC.

Examples of such polyacrylamides include those manufactured by the Hercules Chemical Co: RETEN A-1, a high molecular weight polyacrylamide of anionic character having a viscosity in a 1 percent solution of cps; RETEN-200, a non-ionic high molecular weight polyacrylamide having a viscosity of cps in a 1 percent solution; RETEN-210, a high molecular weight …
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Review of friction reducers used in slickwater fracturing ...

Review of friction reducers used in slickwater fracturing ...

Feb 01, 2019 · Friction reducers (FRs) play a vital role in large-displacement shale hydraulic fracturing. This paper reviews the drag reduction (DR) mechanism of FRs, its development and application, and its effect on slickwater. Existing problems involving solubility, salt tolerance, reservoir damage and viscosity of slickwater are summarized.
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Method for retarding water coning - Texaco Inc.

Method for retarding water coning - Texaco Inc.

The polyacrylamide and partially hydrolyzed polyacrlyamide which can be used in this invention include the commercially available, water soluble, high molecular weight polymers having molecular weights in the range of above about 0.2×10 6, preferably from 0.5×10 6 to 40×10 6 and more preferably from about 3×10 6 to about 10×10 6. The hydrolyzed polyacrylamides have up …
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Aqueous photo-polymerization of cationic polyacrylamide ...

Aqueous photo-polymerization of cationic polyacrylamide ...

Jan 30, 2009 · UV-initiated photo-polymerizations had been developed over the last 30 years, owing to their advantages in industrial applications, including adhesives, coatings, inks, varnishes and electronics [1–4].UV curable systems were classified based on the polymerization being either radical or ionic [].Photo-initiated radical polymerizations were well understood and had …
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Superfloc Flocculants & Coagulants The mining industry ...

Superfloc Flocculants & Coagulants The mining industry ...

consumes large quantities of water. With water scarcity issues on ... of polyacrylamide polymers, with full back-integration to acrylamide and extensive polymer manufacturing capabilities. ... Viscosity Filtration High Rate Thickeners Concentrate Tails Thickening Belt Press Superfloc N-1986 None High S S
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Turbidimetric Determination of Anionic Polyacrylamide in ...

Turbidimetric Determination of Anionic Polyacrylamide in ...

Polyacrylamide is a broad class of synthetic organic polymers formed by the polymerization of acrylamide (AMD) units, and it can be synthesized to have specific chemical properties, including net charge (anionic, neutral, or cationic), charge density (% …
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WA1 - Method of using asparaginase as a ...

WA1 - Method of using asparaginase as a ...

Asparaginase, such as asparaginase derived from Aspergillus oryzae, may be used to break down or defragment polyacrylamides in oil field applications. The asparaginase is useful in reducing the viscosity of a fracturing fluid containing polyacrylamide and a crosslinking agent. The asparaginase is also useful in breaking down or defragmenting a polyacrylamide friction …
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40% Content Low Viscosity PolyDADMAC Organic Coagulant ...

40% Content Low Viscosity PolyDADMAC Organic Coagulant ...

High quality 40% Content Low Viscosity PolyDADMAC Organic Coagulant Waste Purifying Chemicals Cationic Polymers from China, China's leading water treatment chemicals product, with strict quality control water treatment agent factories, producing high quality water treatment agent products.
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Flopam AN923 Equivalent Polyelectrolyte Flocculant White ...

Flopam AN923 Equivalent Polyelectrolyte Flocculant White ...

High quality Flopam AN923 Equivalent Polyelectrolyte Flocculant White Powder Anionic Polyacrylamide Flocculant from China, China's leading waste water treatment chemicals product, with strict quality control cationic polyelectrolyte flocculants factories, producing high quality cationic polyelectrolyte flocculants products.
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Interaction of Anionic Polyacrylamide with Cationic ...

Interaction of Anionic Polyacrylamide with Cationic ...

The interaction between cationic surfactants and polyacrylamide was researched in aqueous solution and NaCl solution including solubility, viscosity and …
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US4526914A - Whitewater formulation containing a cationic ...

US4526914A - Whitewater formulation containing a cationic ...

A whitewater dispersant system containing a cationic surfactant and a cationic polyacrylamide. The viscosity modifier of the present invention may include amounts varying from 0 to 90% of a nonionic cellulosic viscosity modifier. The resulting whitewater is particularly effective in dispersing glass fibers in a slurry which is used to form a glass mat.
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Effects of Cationic Polyacrylamide Characteristics on ...

Effects of Cationic Polyacrylamide Characteristics on ...

May 30, 2014 · Cationic polyacrylamide (CPAM) is a type of polyelectrolyte that has been widely used as a sludge conditioner because of its low dosage requirement, high efficiency, and pollution-free effects. Previous studies report that CPAM dosage is critical in sludge conditioning because overdoses increase cost and deteriorate sludge dewaterability .
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Synthesis and performance evaluation of a new drag reducer ...

Synthesis and performance evaluation of a new drag reducer ...

Oct 25, 2021 · The aim of the present work is to prepare polymeric materials and to be used as drag reducer. In this paper, a new type of drag reducer was synthesized with polymeric materials. Technically, N, N-dimethyl-N-hexadecyl allylammonium bromide (DHAB) was synthesized with 3-bromopropene and N, N-dimethylcetyl tertiary amine, and then cationic hydrophobically …
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Review of friction reducers used in slickwater fracturing ...

Review of friction reducers used in slickwater fracturing ...

Feb 01, 2019 · Polymers of larger molecular weight retain significantly more advantages in increasing viscosity. Some high viscosity FRs (HVFRs) have proven to be highly elastic, making them very good candidates for proppant transport at lower viscosities, including 20/40 mesh coarse sand, in situations where traditional slickwater FRs and linear guar gel failed (Hu et al., …
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Friction Reducer Anionic Pam Oil ... - Polyacrylamide Powder

Friction Reducer Anionic Pam Oil ... - Polyacrylamide Powder

Description: Anionic Polyacrylamide Emulsion is high molecular weight with different charge density, mainly used as flocculants in water treatment, mining, paper making, sludge dewatering, oily wastewater treatment, and drilling etc.. In oil drilling field, it is used as Friction Reducer, good viscosity, high efficiency.
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Cas-8,Polyacrylamide | lookchem

Cas-8,Polyacrylamide | lookchem

Anionic and cationic polyacrylamide Polyacrylamide is non-toxic and with a high molecular weight and is highly water soluble, and can introduce a variety of ionic groups for adjusting the molecular weight to obtain specific performance; it has good adhesion to many solid surface and dissolved substances, and can adhere or bridge the suspended particles dispersed in the …
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ANIONIC POLYACRYLAMIDE | Ataman Kimya A.Ş.

ANIONIC POLYACRYLAMIDE | Ataman Kimya A.Ş.

High performance, high molecular weight anionic polyacrylamide Excellent for use in wastewater and effluent treatment applications Ideal for mechanical dewatering gravity settling as a coagulant aid water clarification filtration phosphate removal an aid in Dissolved Air Flotation (DAF) units Reduces need for inorganic salts Achieves high solids removal
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ANIONIC POLYACRYLAMIDE | Ataman Kimya A.Ş.

ANIONIC POLYACRYLAMIDE | Ataman Kimya A.Ş.

Anionic Polyacrylamide is widely used in Oil & Gas, water treatment, textile, printing and dyeing, papermaking, mineral processing, coal washing, medicine, sugar, breeding, building materials, agriculture and other industries. It is known as the most widely used additive. Anionic polyacrylamide is the generic name for a group of very high ...
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