Product List

Phosphonates Antiscalants, Corrosion Inhibitors and Chelating Agents
Salts of Phosphonates
Polycarboxylic Antiscalant and Dispersant
Biocide and Algicide
Reverse Osmosis Chemicals
Built Scale & Corrosion Inhibitors and Pretreatment Filming Agents
Corrosion Inhibitors & Oxygen Scavenger
Surfactant & Others

Acrylic Acid-2-Hydroxypropyl Acrylate Copolymer (T-225)

CAS No. 55719-33-0 EINECS No. 611-308-5
Molecular Formula (C3H4O2)n(C6H10O3)m Molecular Weight
Structural Formula

T-225 Structural Formula

Product Features

T-225 is copolymer of polyacrylic acid and hydroxypropyl acrylate, it has good scale inhibition and dispersion properties to calcium phosphate and calcium carbonate, it has good dispersion properties to ferric oxide sludge, clay and grease. T-225 can be used under high pH situation and has good compatibility with other organophosphines and BTA, T-225 can effectively withhold sediments of zinc salt and calcium phosphate, it has good scale inhibition and dispersion properties under high temperature and alkaline situations.

Technical Specification

Parameter Standard
Neutral Acid
Appearance Colorless to pale yellow transparent liquid
Solid content, % 30.0 min 30.0 min
Free monomer (as AA ), % 0.5 max 0.5 max
pH(1% water solution) 7.5±1.0 2.5±0.5
Density (20℃), g/cm3 1.10 min

Applications & Usage

T-225 can be used in circulating cool water system in situation of alkaline and excess of phosphate. It can be used as scale inhibitor and dispersant for heater, none-column evaporator boiler, circulating cool water and oilfield dirty refilling water with high calcium content. The dosage of 10~30mg/L is preferred. It can be built with organophosphines to form full organic alkaline formula.

Package & Storage

25kg Bag 200L Drum 1000L IBC ISO Tank
200L Drum packaging
Storage for 10 months in shady room and dry place.

Hazard & Safety Precaution

Hazard Information Satety Precaution

Not regulated

Wear protective gloves Wear protective goggles Wear protective clothing

Once contacted with eye and skin, flush with plenty of clean water.

Alternative Name / Synonyms

  1. Acrylic Acid-2-Hydroxypropyl Acrylate Copolymer T-225
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