Business area

Chemicals

Cooling Water

Boiler Water

Maintenance
Chemical

Environmental &
Process Chemical

R/O Water Treatment

Cooling Water Treatment

In the field of coolant water treatment at Hoemyung Waterzen, we started our business in 1988
and have been doing our best to satisfy customers with reliable products and technologies based on various field experiences and technologies.

  • Anti-corrosion Water Treatment Program
    • Open circulation system
      - Alkaline programs
      - Low-phosphorus programs
      - Stabilized phosphate programs
      - Yellow metal corrosion inhibitors
    • Closed circulation system
      - Brine treatment
      - Molybdate corrosion inhibitor
      - Nitrite corrosion inhibitor
      - Organic corrosion inhibitor
    • One path system
      - Iron dispersants
      - Manganese dispersants
      - Phosphate corrosion inhibitor
      - Polyphosphate corrosion inhibitor
      - Zinc corrosion inhibitor
  • Organic/Inorganic Dispersant Water Treatment Program
    • Scale prevention and dispersant
      - Chelating agents
      - Phosphate-free formulations

    • Organic dispersants
      - Surfactant
      - Slime Dispersant
      - Biopenetrants
  • Water Disinfection Program
    • Oxidizing biocide
      - Bromine technology
      - Chloramine technology
      - Chlorine dioxide technology

    • Non-oxidizing biocide
      - DBNPA
      - Glutaraldehyde
      - Bronopol

    • Sodium hypochlorite generator

    • Ultrasonic sterilizer for microorganism

Boiler Water Treatment

The Boiler Water System (or Steam generating system) field of Hoimyung Watergen started its business in 1988
and has been doing its best to satisfy customers with reliable products and technologies based on various field experiences and technologies.

  • Internal Treatment Program (Antiscales)
    • Maximize thermal efficiency by keeping boiler drums and water pipes clean
  • Oxygen Scavenger Program (dissolved Oxygen Remover)
    • Inhibit boiler corrosion by removing dissolved oxygen through a chemical action
      - Sodium Bisulfite
      - Catalysed Hydrazine
      - Carbohydrazide
      - DEHA
  • Condensate Treatment Program (Condensation System Corrosion Inhibitor)
    • Inhibit corrosion in condensation (steam and condensate) systems
      - Neutralized Amine
      - Filming Amine
  • Multi ? functional Program (Multipurpose Boiler Water Treatment)
    • One Drum Treatment Program : Advantage Series,
      Amertrol series (pH maintenance, scale dispersion, oxygen removal, and film formation)

Maintenance Chemical

Hoimyung Waterzen's Maintenance Chemicals eliminate organic and inorganic contaminants generated during operation in order to increase facility efficiency, and help extend the life of the facility by preventing corrosion during operation or pause.

  • Acid-Based Cleaner
    • Remove corrosion products & scales
  • Alkaline and Chelant-Based Cleaner
    • Remove mud, biological matters and organic deposits
  • Solvent-Based Cleaner
    • Eliminate contaminants such as oil, grease, and mud
  • Volatile Corrosion Inhibitor
    • Vaporize itself to prevent corrosion throughout the 3 phase
      (vapor, liquid, gas surface)

Environmental & Process Chemical

Hoimyung Waterzen has been enjoying popularity with chemicals produced in the automated facilities based on years of know-how.

  • PAC(Poly Aluminum Chloride)
    • PAC for a wide range of areas
    • General PAC 1 type, PAC 3 types, high basicity PAC, fluoride treatment
  • Polymer Flocculant
    • Powder Type: Anion, nonion, cation
    • Emulsion Type: Anion, nonion, cation
  • Environmental Agent
    • Metal Precipitant
    • Defoamer
    • Deodorant
  • Scale / Foulants Dispersant
    • Benepoly Series

R/O Water Treatment

Hoimyung Waterzen contributes to reducing operation and replacement costs by minimizing downtime and increasing life time for membrane systems with high-efficiency chemicals.

  • Pretreatment Coagulant
    • Specifically designed to prevent membrane fouling caused by colloids Combine with colloids in the water to form micro-flocs
  • Remaining Chlorine Remover
    • Protect membrane by removing residual chlorine from the raw water
  • Membrane Antiscales
    • Inhibit scales generated by dissolved ions and colloids
    • Inhibit CaCO₃, BaSO₄, SrSO₄, CaF₂, Fe, Mn, Al, and silica scales
  • Membrane Disinfectant
    • Disinfect Bacteria, Fungi, Algae, SRB(Sulfate Reducing Bacteria)
    • Apply to both CA(Cellulose Acetate) and PA(Polyamide) Membrane
  • Membrane Cleaner
    • Organic Cleaner

    • Inorganic Cleaner