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2009-11-24 · [0018] A well treating fluid was produced according to the method described in Example 1 except that the 0.5 gallons of the cationic polyacrylamide emulsion sold as ““PLEXSLICK 982C,” which is manufactured by Cytec Industries was added per 1000 gallons of deionized water. This corresponds with about 0.0175% by weight of polyacrylamide.
Get PricePolyacrylamide degradation and its implications in. Sep 07, 2018· High molecular weight (10 6 –3 × 10 7 Da) polyacrylamide (PAM) is commonly used as a flocculant in water and wastewater treatment, as a soil conditioner, and as a viscosity modifier and. Cited by: 2; Iran High Effective Polyacrylamide …
Get PriceIn Boyuan's experiments and large-scale production, a new ultra-high molecular weight anionic polyacrylamide with molecular weight greater than 25 million, viscosity greater than 40 CP and degree of hydrolysis between 25% and 30% was synthesized by pre-alkali hydrolysis process and two-stage polymerization with acrylamide as the main monomer in aqueous solution.
Get PriceCationic polyacrylamide powder form is easily soluble in water, dissolves rapidly. Non corrosive of suggested dosage, economical and effective at low levels. It can eliminate the use of alum & further ferric salts when used as primary coagulants. Perfect performance in …
Get Price2009-11-24 · 1. A well treating fluid for use in slickwater fracturing comprising: water; a polyacrylamide friction reducer present in an amount of from about 0.005% to about 0.04%; and a viscosity breaker present in an amount above about 0.002% by weight, wherein the viscosity breaker is a peroxide selected from the group consisting of hydrogen peroxide, calcium peroxide, magnesium peroxide, and zinc ...
Get Price1989-1-1 · Chapter 8 POLYACRYLAMIDES WE1 S. YEN, ANTHONY T. COSCIA and SAMUEL I. KOHEN INTRODUCTION Among the various polymers that have been studied for chemical enhanced oil recovery (see Chapter 7), polyacrylamide (PAM) is the most important. PAM is used frequently for mobility control as well as permeability control.
Get PriceThe well treating fluid of claim 1wherein the well treating fluid has an initial viscosity below about 3 centipoise at a temperature of about 90° F. 8. The well treating fluid of claim 2wherein: the polyacrylamide friction reducer is present in an amount of from about 0.005% to about 0.04% by weight;
Get PriceA well treating fluid useful in slickwater fracturing processes contains polyacrylamide friction reducer and a viscosity breaker capable of reducing the viscosity of the well treating fluid to about the viscosity of water at ambient temperatures of typical underground formations. The viscosity breaker is selected from the group consisting of hydrogen peroxide, calcium peroxide, magnesium ...
Get PriceThe viscosity breaker is selected from the group consisting of hydrogen peroxide, calcium peroxide, magnesium peroxide, and zinc peroxide and is present in an amount above about 0.002% by weight. Viscosity breaker for polyacrylamide friction reducers
Get PriceThe special polyacrylamide for tertiary production of oilfields is also in constant cooperation, and the products are maturing. Boyuan Water Purification Technology Department has studied oil displacement agent for tertiary oil recovery for thousands of times. High molecular weight, high viscosity polyacrylamide was customized.
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Get PriceA well treating fluid was produced according to the method described in Example 1 except that the 0.5 gallons of the cationic polyacrylamide emulsion sold as ““PLEXSLICK 982C,” which is manufactured by Cytec Industries was added per 1000 gallons of deionized water. This corresponds with about 0.0175% by weight of polyacrylamide.
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Get Price1989-1-1 · Chapter 8 POLYACRYLAMIDES WE1 S. YEN, ANTHONY T. COSCIA and SAMUEL I. KOHEN INTRODUCTION Among the various polymers that have been studied for chemical enhanced oil recovery (see Chapter 7), polyacrylamide (PAM) is the most important. PAM is used frequently for mobility control as well as permeability control.
Get PriceA well treating fluid useful in slickwater fracturing processes contains polyacrylamide friction reducer and a viscosity breaker capable of reducing the viscosity of the well treating fluid to about the viscosity of water at ambient temperatures of typical underground formations. The viscosity breaker is selected from the group consisting of hydrogen peroxide, calcium peroxide, magnesium ...
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Get PriceViscosity Control for Reduced Fluorosurfactant Aqueous Fluoropolymer Dispersions by the Addition of Cationic Surfactants . United States Patent Application 20090275693 . Kind Code: A1 . Abstract: A stabilized aqueous fluoropolymer dispersion comprising fluoropolymer particles, wherein the dispersion contains less that about 300 ppm ...
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Get PriceGold mine or mining explore polyacrylamide mining flocculant Polyacrylamide-PAM Formula: (C3H3NO)n Appearance Molecular weight Degree if Ion Solid content Dissovling time White powder 12~25million 10%~35% 88%min ≤60min Technical Indications : APAM (polyacrylamide) works as …
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Get PriceHigh molecular weight (106) partially hydrolysed polyacrylamide (PHPA) has been prepared and its efficacy as viscosifier in water based drilling mud has been evaluated. When PHPA is added to bentonite mud system, it causes a viscosity hump indicating encapsulating effect. The breakdown point of the hump varies with the concentration of the
Get Price2017-4-28 · A cationic polyacrylamide (CPAM) from BASF with MW = 3.7 × 10 6 g/mol and CD = 1.1 mmol/g (data provided by the supplier), commonly used as retention agent in papermaking, was used for comparison purposes. Two different industrial calcium carbonates and a hydrated aluminum silicate were used as fillers: scalenohedral PCC, rhombohedral GCC and ...
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Get Price75 0 grams Food Grade High Viscosity Locust Bean Gum E410 (Thickener, vegetable gum). To prevent syneresis in agar gels, replace 0.1%-0.2% agar with locust bean gum. A remarkable property of locust bean gum is the synergistic thickening and gelling properties with Agar, Curdlan, Gellan, Kappa-Carrageenan or Xanthan.
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Get Price2007-1-1 · Anionic polyacrylamide (PAM) has been sold since 1995 to reduce irrigation‐induced erosion and enhance infiltration. Its soil stabilizing and flocculating properties improve runoff water quality by reducing sediments, N, dissolved reactive phosphorus (DRP) and total P, chemical oxygen demand (COD), pesticides, weed seeds, and microorganisms in runoff.
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Get Price2017-4-28 · A cationic polyacrylamide (CPAM) from BASF with MW = 3.7 × 10 6 g/mol and CD = 1.1 mmol/g (data provided by the supplier), commonly used as retention agent in papermaking, was used for comparison purposes. Two different industrial calcium carbonates and a hydrated aluminum silicate were used as fillers: scalenohedral PCC, rhombohedral GCC and ...
Get Price2015-5-12 · Studies on Density, Viscosity, Partial Molar Volume, Excess Molar Volume, and Excess Viscosity of Panadol in Methanol + ... Panadol is sold in different formulations and packaging with different names, including. [1] ... c is molar concentration, M is molar mass of drug [7].
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Get Price2014-5-23 · crease with VII concentration, this dependence being more dramatic as the VII concentration increases. Also, it can be noted that, the higher the temperature, the lower the kinematic viscosity. It is known that the viscosity of a polymeric solution depends on the size of polymer chains, on the extent of
Get PriceThe polyacrylamide used was 4240A, supplied by Delta Chemicals, which is a high molecular weight, high cationic charge polyacrylamide and was employed at a concentration of 0.05%. The starch used was Sta-Lok 400 (Staley Manufacturing Company, Decatur, Ill.), a cationic …
Get PriceCationically dispersed slurries of alumina pigments, which formed by a process including the combination of one or more alumina pigments, a nonionic wetting agent or nonionic polymer and a cationic interfacial modifier in an aqueous medium in the absence of an acid dispersant. The slurries may be used in a method of manufacturing paper and paperboard products.
Get PriceThe molecular weight of cationic polymers, such as diallyldialkyl ammonium chloride, can be increased by controlled addition of a water-soluble radical initiator at an elevated reaction temperature with agitation to prepare high molecular weight, crosslinked, water-soluble cationic polymers.
Get Pricepolyacrylamide Schlumberger Oilfield Glossary. A polymer with a high molecular weight. The basic repeating unit or monomer of polyacrylamide is a combination of carbon, hydrogen, oxygen and nitrogen. Polyacrylamides increase the viscosity of the water slug that precedes the final water injection.
Get Price2017-4-28 · A cationic polyacrylamide (CPAM) from BASF with MW = 3.7 × 10 6 g/mol and CD = 1.1 mmol/g (data provided by the supplier), commonly used as retention agent in papermaking, was used for comparison purposes. Two different industrial calcium carbonates and a hydrated aluminum silicate were used as fillers: scalenohedral PCC, rhombohedral GCC and ...
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Get Price2015-5-12 · Studies on Density, Viscosity, Partial Molar Volume, Excess Molar Volume, and Excess Viscosity of Panadol in Methanol + ... Panadol is sold in different formulations and packaging with different names, including. [1] ... c is molar concentration, M is molar mass of drug [7].
Get Price2009-7-4 · For example, a study by Raghavan et al. (Langmuir 2002, 18, 3797) on mixtures of the anionic surfactant sodium oleate (NaOA) and the cationic surfactant octyl trimethylammonium bromide (OTAB) reported a pronounced peak in the zero-shear viscosity eta0 as a function of NaOA/OTAB ratio at a constant surfactant concentration (3 wt %).
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Get Price2009-1-1 · A combination of cationic starch with hydrolyzed polyacrylamide generates increased dry strength, and improves drainage and retention. 145 In another method to improve retention, filler clay is preflocculated by cationic starch. 146 Paper grades with more than 30% filler content can be produced on modern, high-speed paper machines. 5.
Get Price2005-2-1 · The polyacrylamide molecule can be tailored to virtually every mineral processing solid–liquid separation condition. Substitution in the polyacrylamide chain of various cationic and anionic functional groups gives a spectrum of reagents that will effectively treat all slurry environments from mono-mineralic to multi-mineralic, low to high ...
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Get PriceCationic Polyacrylamide PAM . Description. Yixing cleanwater chemicals CO.,LTD is a factory of providing High quality CPAM .This product is a water- soluble high polymer.It’s not soluble in most organic solvents, with good flocculating activity, and can reduce the friction resistance between liquid.
Get PriceAnionic polyacrylamide (PAM) has been sold since 1995 to reduce irrigation‐induced erosion and enhance infiltration. Its soil stabilizing and flocculating properties improve runoff water quality by reducing sediments, N, dissolved reactive phosphorus (DRP) and total P, chemical oxygen demand (COD), pesticides, weed seeds, and microorganisms ...
Get PriceAlibaba.com offers 1,606 anion flocculant polyacrylamide msds products. About 25% of these are Plastic Auxiliary Agents, 24% are Electronics Chemicals, and 35% are Paper Chemicals. A wide variety of anion flocculant polyacrylamide msds options are available to you, such as classification, type.
Get Price2017-12-20 · supplied as a low viscosity, milky white, water-in-oil POLY-FLOC 108is a cationic polymer which performs in the pH range 2.5 to 12.0. STORAGE Recommended solution concentrations: Stock Solution 0.5 - 1.0% Maximum . Feed Solution 0.1 - 0.2% Maximum . Material as Supplied Up to 6 Months . Stock Solution 1 to 2 Days . Storage should be in a heated ...
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Get Price2015-7-17 · concentration of the solution. Thirteen wt% sodium hypochlorite freezes at -22.5°C compared to 6 wt% sodium hypochlorite which freezes at -7.5°C. The quality and stability of sodium hypochlorite solutions can be affected by the concentration of certain impurities. Trace metals such as insoluble metal oxides, which cause
Get Price2018-2-22 · concentration increased from 0% to 12% (w/w), the viscosity of emulsion also increased from 60 dPas to 176 dPas, the droplet size of emulsion also increased from small size to large size, and the absorption of ultraviolet (UV) radiation of the emulsions in wave length of 272-290 nm
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Get Price2020-8-17 · Agarose is therefore sold in different purity grades, based on the sulfate concentration- the lower the sulfate concentration, the higher the purity. These gels are used for the electrophoresis of both proteins and nucleic acids. For proteins, the pore size of a …
Get PriceHigh molecular weight (106) partially hydrolysed polyacrylamide (PHPA) has been prepared and its efficacy as viscosifier in water based drilling mud has been evaluated. When PHPA is added to bentonite mud system, it causes a viscosity hump indicating encapsulating effect. The breakdown point of the hump varies with the concentration of the
Get PriceTop quality bottom price turkey coal mining washing flocculant Product Overview Introduction Cationic polyacrylamide is a white granule and it is a linear high molecular compound which is soluble in water. ... 1.01 Viscosity(mpa. cationic polyacrylamide cpam flocculant mining polyacrylamide flocculant ... flush it with fresh water and obtain ...
Get PriceThe special polyacrylamide for tertiary production of oilfields is also in constant cooperation, and the products are maturing. Boyuan Water Purification Technology Department has studied oil displacement agent for tertiary oil recovery for thousands of times. High molecular weight, high viscosity polyacrylamide was customized.
Get Price2020-6-29 · Cocamidopropyl betaine is an excellent all around amphoteric surfactant that offers the formulator gives outstanding foam, foam stabilization and viscosity building properties. Formulate your own bubble baths, shampoos, liquid hand soaps, cleansing creams and lotions, shower gels, pet shampoos, and more! Provides excellent wetting, and gives ...
Get PriceA popular, and widely used effective mild amphoteric surfactant derived from coconut oil, highly water soluble in wide pH range, pH: 5 - 6 (10 % aqueous solution). A widely used mild amphoteric surfactant derived from coconut oil, highly water soluble in wide pH range, pH: 5 - 6 (10 % aqueous solution).
Get Price2017-4-28 · A cationic polyacrylamide (CPAM) from BASF with MW = 3.7 × 10 6 g/mol and CD = 1.1 mmol/g (data provided by the supplier), commonly used as retention agent in papermaking, was used for comparison purposes. Two different industrial calcium carbonates and a hydrated aluminum silicate were used as fillers: scalenohedral PCC, rhombohedral GCC and ...
Get PriceViscous Blue 420™ is a water soluble probe which can readily be excited in the range 250-400 nm, with λmax Abs 330 nm in Methanol and a blue emission band centered at 420 nm (glycerol). At 20 C the lifetime is bi-exponential (in glycerol), 0.899 ns (56%), and 1.70 ns (44%), with a mean lifetime of 1.13 ns.
Get Price2020-4-25 · 2. Outline of Heavy Oil Emulsified Viscosity Reduction Technology Heavy oil emulsified viscosity reduction is to mix a certain concentration of surfactant solution with heavy oil at a certain temperature, making the high viscosity heavy oil is dispersed in the active water as oil droplets to form low viscosity O/W emulsion.
Get PriceEffect of Temperature and Concentration on the Viscosity of Chitosan Solution in Water/Ethanol Mixed Solvent DOI ： 10.11896/j.issn.1005-023X.2017.024.022 中文关键词: 壳聚糖 温度 浓度 水/乙醇混合溶剂 黏度 英文关键词: ...
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