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Acrylamido 2 Methylpropanesulfonic Acid(AA AMPS)

Acrylamido 2 Methylpropanesulfonic Acid (AA AMPS) is a reactive, hydrophilic, sulfonic acid acrylic monomer used to alter the chemical properties of a wide range of materials. It is commonly used in the production of polymers and copolymers products due to its unique ability to form strong bonds with other molecules. It is also known as 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propane sulfonic acid. AA AMPS is an essential component for many industrial applications such as water treatment, papermaking, oilfield chemicals, and coatings.

Product Description

CAS No. 40623-75-4

AA AMPS Structural Formula:

StructuralAcrylamido 2 Methylpropanesulfonic A cid(AA/AMPS)ormula

AA AMPS Properties:

Acrylic Acid-2-Acrylamido-2-Methylpropane Sulfonic Acid Copolymer is an ideal scale inhibitor and dispersant for high pH and alkaline water conditions. It is a copolymer of acrylic acid and 2-acrylamido-2-methylpropanesulfonic acid (AMPS) that features carboxylic groups, which provide great scale inhibition and dispersion capability as strong polarity from the sulfonic acid groups. This combination of properties gives it high calcium tolerance, and excellent scale inhibition properties against calcium phosphate, calcium carbonate, and zinc scales making it an attractive option for preventing mineral buildups at higher concentrations. When combined with organophosphines, the synergic effect is further enhanced.

AA AMPS Specification

ItemsIndex
AppearanceColorless to light yellow viscous liquidColorless to light yellow viscous liquid
Solid content %30.0 min40.0 min
Free monomer (as AA)%0.50 max0.50 max
Density (20℃)g/cm31.10 min1.15 min
pH(1% water solution)3.0 max3.5-4.5

Frequently Asked Questions

Acrylamido 2 Methylpropanesulfonic Acid(AA AMPS)

What is AA-AMPS?

AA-AMPS is a water-soluble, nonionic surfactant. It is used as a dispersing agent, emulsifier, and wetting agent in many industries and applications.

What are the properties of AA-AMPS?

AA-AMPS has a molecular weight of 176 and a HLB value of 12.5. It is soluble in water at all temperatures and has good stability over a wide pH range. It is also compatible with most anionic, cationic, and nonionic surfactants.

What are the uses of AA-AMPS?

AA-AMPS is used as a dispersing agent for pigments and fillers in paints and coatings, as an emulsifier for oil-in-water emulsions, and as a wetting agent for textile dyeing and printing. It is also used in metalworking fluids, adhesives, sealants, and asphalt emulsions.

How does AA-AMPS work?

AA-AMPS works by reducing the surface tension of water, which allows it to wet surfaces better and disperse pigments more evenly. It also helps to stabilize emulsions by preventing droplets from coalescing.

What are the benefits of using AA-AMPS?

The benefits of using AA-AMPS include improved dispersion of pigments and fillers, increased stability of emulsions, better wetting of surfaces, and reduced surface tension.

What are the hazards of AA-AMPS?

The hazards of AA-AMPS include eye irritation, skin irritation, and respiratory irritation. If ingested, it can cause gastrointestinal irritation and central nervous system depression. If inhaled, it can cause coughing, wheezing, and shortness of breath.

How should AA-AMPS be used?

AA-AMPS should be used according to the manufacturer’s instructions or as directed by a qualified professional. It should be stored in a cool, dry place away from heat sources or open flames.

What are the precautions for using AA-AMPS?

Wear appropriate personal protective equipment such as gloves, goggles, and a respirator if necessary when using AA-AMPS. Avoid contact with skin and eyes; if contact occurs, flush with water for 15 minutes and seek medical attention if necessary. If ingested, do not induce vomiting; call a physician or poison control center immediately.

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AA/AMPS Applications

AA/AMPS copolymer is a scale inhibitor and dispersant that keeps phosphate-based programs stable and tolerates high hardness.

  • Circulating cooling water
  • Reverse-osmosis (RO) systems
  • Dispersion of calcium phosphate, calcium carbonate, zinc and iron oxide

Dosage & Feed Guidance

ApplicationTypical dosage
Cooling water (dispersant)5–20 ppm (mg/L)

Often combined with phosphonates such as ATMP or HEDP for a complete cooling-water program. VCYCLETECH provides a tailored dosing program on request — email sales@vcycletech.com.

AA/AMPS — Packaging, MOQ & Lead Time

Packaging25 kg drums, 200 kg drums and 1000 kg IBC totes; bulk on request
Minimum order (MOQ)1 metric ton
Lead timeIn-stock items ship in about 5–7 days; a full 20′ container is typically ready in about 15 days
OEMYes — private-label packaging and custom concentration (your logo on the drums)
ODMYes — custom formulation development under NDA, MOQ 1 metric ton
Payment & shippingT/T or L/C; FOB / CIF worldwide

Why Choose VCYCLETECH

  • Factory-direct manufacturer. AA/AMPS is produced in our own China facility — stable quality and competitive, factory-direct pricing.
  • ISO 9001, ISO 14001 & ISO 45001 certified production. See our quality & certifications.
  • COA with every batch and an SDS on request; free samples available.
  • OEM / ODM & private label — custom concentration, packaging and formulation.
  • Technical support & worldwide shipping with a recommended dosing program for your system.

Request a quote, sample & COA →

AA/AMPS — Frequently Asked Questions (FAQ)

What is AA/AMPS Copolymer (Acrylic Acid–AMPS) used for?

AA/AMPS copolymer is a scale inhibitor and dispersant for circulating cooling water and RO systems. It disperses calcium phosphate, calcium carbonate, zinc and iron oxide, tolerates high hardness, and keeps phosphate-based programs stable.

What is the recommended dosage of AA/AMPS?

AA/AMPS is generally dosed at 5–20 ppm as a dispersant/scale inhibitor, often combined with phosphonates such as ATMP or HEDP for a complete cooling-water program.

Is VCYCLETECH a manufacturer or trading company of AA/AMPS?

VCYCLETECH is a China-based manufacturer of AA/AMPS Copolymer (Acrylic Acid–AMPS). We supply AA/AMPS factory-direct with stable quality, competitive prices and full technical support, and we also offer OEM/ODM and private-label packaging.

What packaging and MOQ are available for AA/AMPS?

AA/AMPS is supplied in 25 kg drums, 200 kg drums and 1000 kg IBC totes (bulk on request). The typical MOQ is 1,000 kg (one IBC tote); trial/sample orders and custom OEM/private-label packaging are available.

Can I get a free sample and COA of AA/AMPS?

Yes. VCYCLETECH provides free AA/AMPS samples and a Certificate of Analysis (COA) with every batch, plus an SDS on request. Email sales@vcycletech.com to request a sample, COA or quotation.
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