- Classification: chemical auxiliary agent
- Appearance: white or slightly yellow powder
- CAS No.:9003-05-2094
- Type: cationic,anionic
- Formula: (C3h5no)N
- Solid Content: ≥91.5%
- Application：chemical mudding agent industry
- Transport Package: 25kg kraft paper bag
- Delivery: prompt shipment
water soluble polymer flocculants synthesis
polymer adsorption can occur through hydrogen bonding (polyacrylamide on silica silanol groups), electrostatic interaction (cationic polymers on negatively charged sludge), hydrophobic interaction (poly(vinyl alcohol) on silver iodide), and ion bridging (anionic polyacrylamide on negatively charged clays with the help of divalent calcium ion). 7
polymer based flocculants review of water purification,polyacrylamide (pam) is the basis for most commercial polymeric flocculants mentioned in the literature (anionic, cationic, or non-ionic); this polymer is also modifiable with combinations of comonomers. anionic pam; the most important category of pam, can be made by copolymerizing acrylamide with acrylic aid or partially hydrolysing
polyacrylamide high purity pam powder
a container of emulsion initially at a temperature of 20°c in a warehouse, is placed, for several hours outside where the temperature is 5°c. the water vapour contained in the free volume above the product condenses and drops of water formed on the roof of the container fall down on the surface of the emulsion, creating local coagulations.»
synthesis of water soluble ionic liquid copolymers polyacrylamide,polyacrylamide and its copolymers are extensively employed in water treatment and sludge dewatering. copolymer thermal stability was assessed using thermogravimetric analysis (tga) using a
anionic polyacrylamide cationic anionic polyacrylamide
high polymer water treatment anionic polyacrylamide,anionic polyacrylamide is the copolymer of acryl. mide and acrylic acid. no studies on the environmental fate of polyac. ylamide are available. as a high-molecular weight, water-soluble polymer, it is not expected to biode. rade or bioaccumulate. anionic polyacrylamide has a low acute toxicity concer.
water resource management in nigeria acceptability of sale,water scarcity is no longer news to many nigerians as adequate water supply which is a necessity is grossly lacking in nigeria. often times, people resort to source water from streams, rivers, well, borehole or even through rain water harvesting during the rainy season. in arid and semi-arid zones
best practices guidance for the use of anionic polyacrylamide
pam aids solid-liquid separation by causing suspended particles to bind and form larger aggregates. the process is known as polymer bridging. one of the most common polymer flocculants on the market. common uses of pam as a flocculant: reduction of sediment and nutrient loads to natural lakes and ponds.
factory direct sales water treatment agent pam pac.product introduction polyacrylamide (pam) is a water-soluble polymer, insoluble in most organic solvents, has good flocculation, can reduce friction resistance read more cationic polyacrylamide
synthesis and characterization of acrylamide‐based anionic
the number of anionic monomer content of each sample is known as the anionic degree. the anionic degree obtained from 13 c-nmr peak integration and titration methods are given in table 1 . the 13 c-nmr analysis was carried out for calculation of copolymer composition using the well-resolved carbonyl peaks due to different chemical shifts of am
flocculant chemicals polyacrylamide sciencedirect topics,the relevant costs are shown in table 3, based on the experimental data in table 2 and the flocculant prices noted above. the cost of a flocculant depended on the dosage and varied between us $5.19 and $221.58 per metric ton of dry algal biomass (table 3). which flocculant was cheaper, depended on the alga.
synthesis and application of anionic polyacrylamide in water
anionic polyacrylamide polymer (paam) is a commonly used synthetic polymer in the coagulation-flocculation treatment process for industrial wastewater [7]. although the coagulation-flocculation
biopolymer-based flocculants a review of recent technologies,biopolymer-based flocculants have become a potential substitute for inorganic coagulants and synthetic organic flocculants due to their wide natural reserves, environmental friendliness, easy natural degradation, and high material safety. in recent years, with more and more attention to clean technologies, a lot of researches on the modification and application of biopolymer-based flocculants
oil drilling mud additives,oil drilling mud additives
chinafloc–professional manufacturer and supplier of oil drilling mud additives,top ten of china,exporting over 58 countries. we mainly produce polyacrylamide,acrylamide,flocculant products in china.
a review on chitosan-based flocculants and their applications,however, as for the synthetic organic polymer flocculants such as polyacrylamide (pam) and its derivatives, residual unreacted monomers including acrylamide and ethyleneimine are extremely toxic causing severe neurotoxic effects (bolto and gregory, 2007, bratby, 2006, dao et al., 2016).
what is the function of pac and pam in water treatment?
in raw water treatment,pam and activated carbon used together, can be used for coagulation and clarification of suspended particles in living water; in sewage treatment. pam can be used for sludge dewatering; in industrial water treatment, mainly used as a formula. in the raw water. in treatment, using organic flocculant pam instead of
zambia wholesale polyacrylamide water treatment agents,water treatment chemicals anionic polyacrylamide pam,so it has good water solubility and high chemical activity. it is suitable for oil extraction, water treatment, textile, paper making, mineral processing, medicine, agriculture and other industries.
synthesis of cationic polyacrylamide via inverse emulsion
abstract. in order to improve the flocculent efficiency of wastewater treatment, a cationic flocculant poly (acrylamide-[2-(methacryloyloxy) ethyl] trimethyl ammonium chloride) (p (am-dmc)) (cpam) has been synthesized successfully via an inverse emulsion polymerization.
fabricating an anionic polyacrylamide (apam) with an anionic,fabricating an anionic polyacrylamide (apam) with an anionic block structure for high turbidity water separation and purification†. polyacrylamide white powder or granule,but water soluble polyacrylamide with alkali reaction, partially hydrolyzed polyacrylamide, under the strong acidity (pH ≤2.5) produce imidization, reduce its solubility in water.
- What is the standard state of polyacrylamide?
- Unless otherwise stated, data refer to materials under standard conditions (25 °C [77 °F], 100 kPa). Polyacrylamide (abbreviated PAM or pAAM) is a polymer with the molecular formula (-CH 2 CHCONH 2 -).
- Is polyacrylamide contaminated with acrylamide?
- Polyacrylamide is of low toxicity but its precursor acrylamide is a neurotoxin and carcinogen. Thus, concerns naturally center on the possibility that polyacrylamide is contaminated with acrylamide.
- Why is polyacrylamide not a polyamide?
- It can be viewed as polyethylene with amide substituents on alternating carbons. Unlike various nylons, polyacrylamide is not a polyamide because the amide groups are not in the polymer backbone. Owing to the presence of the amide (CONH 2) groups, alternating carbon atoms in the backbone are stereogenic (colloquially: chiral).
- What is a polyacrylamide soil conditioner?
- The primary functions of polyacrylamide soil conditioners are to increase soil tilth, aeration, and porosity and reduce compaction, dustiness and water run-off. Typical applications are 10 mg/L, which is still expensive for many applications.
