Jakyung Chemical Co., Ltd. Company Logo Jakyung Chemical Co., Ltd.
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Papermaking Chemicals

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  • Place of Origin: Korea
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A product preventing various pollutants and scales from forming in tools and pipes due to water, lengthening the durability of tools and retarding product deterioration

Category Product Name Specification
pH Gravity Viscosity cps
Wire coating agent NIOPOL-AD 2.5±0.5 1.00±0.1 <50
Agent for preventing Wire pollution NIOPOL-SPW 2.5±0.5 1.00±0.1 < 10
Agent for preventing Felt pollution NIOPOL-FD4C < 2.0 1.00±0.1 < 10
Scale preventer NIOPOL-MIC < 2.0 1.10±0.1 < 10
NIOPOL-MPC 4.5±1.5 1.15±0.1 < 3000
Pitch-dispensing agent NIOPOL-SPD 2.5±1.5 1.02±0.1 500
Pitch-fixing agent NIOPOL-FA 5.5±1.0 1.14±0.1 800~1800
Disinfectant NIOPOL-DBDB 3.0±1.0 1.20±0.1 <100
NIOPOL-CAM 7.0±1.0 1.20±0.1 < 50
NIOPOL-AD (wire coating agent)
• Improves de-waterability through preventing wire plugging • Improves formation and quality
• Improves productivity by reducing the number of paper cutting and washing processes • Increases the rate of using old paper by solving the pitch problem
• Unlike existing chemicals, NIOPOL-AD doesn't cause re-coagulation of pitch following white water circulation.
• Increases effects of other chemicals through removing anionic trash
NIOPOL-SPW (agent for preventing wire pollution)
• Dispersion – Remarkable ability to disperse pollutants – organic and inorganic pollutants–existing within original paper and papermaking processes, especially various size agents and additives for neutral paper-making
• Cleaning – Excellent effects for cleaning chests while washing and fixing tools
NIOPOL-FD4C (agent for preventing felt pollution)
• Prevents pollution of paper-making tools – Forms water-soluble complexes stable with hardness components and other metal ions to restrain scale formation and prevent pollution of paper-making tools
• Restrains crystal growth – Displays a remarkable ability to remove pollution caused by scales with the threshold effect of restraining growth of pollutant crystals
NIOPOL-MIC(scale preventer – organic acid)
• Prevents scales– Restrains scale formation by forming water-soluble complexes stable with hardness components and other metal ions
• Restrains crystal growth – Can produce large effects by injecting small quantities due to its threshold effect for restraining the growth of pollutant crystals
• Environment-friendly and arrests corrosion – Excellent biodegradability and notable corrosion inhibition without separate corrosion inhibitors, unlike scale removers or inhibitors whose main ingredient is inorganic acid
NIOPOL-MPC(scale preventer – polymer)
• Prevents poorly water-soluble and insoluble scales– Highly effective for preventing formation of poorly water-soluble scales caused by almost all metal ions, such as Ca2+, Al2+,3+ and Si4+, and C2O42- and SO42-
• High economic efficiency – Can prevent scales by injecting a lesser amount than existing products and improves productivity through decreasing consumption of chemicals with its high threshold effect for restraining growth of pollutant crystals
• Excellent environment- and process-friendliness – An environment-friendly chemical with high stability using materials with good biodegradability
NIOPOL-SPD (pitch-dispersing agent)
• Reduces drier pollution through preventing cohesion among sticky substances
• Lengthens life of center rolls and doctors
• Can reduce use of coagulants of wet ends
• Increases productivity through reducing paper cutting • Can be used as a wire pollution preventer while using wire showers
NIOPOL-FA (pitch-fixing agent)
• Displays a remarkable fixing ability for pollutants caused by organic pollutants, especially micro fine fiber and organic materials, generated within original paper and papermaking processes
• Prevents coarsening of sticky and pitch-kind anionic pollutants, prevents tool pollution and improves productivity
NIOPOL-DBDB (disinfectant – quick-acting)
• High germicidal effect for various strains (such as bacteria, molds and leaven)
• Good performance in relation to cost due to low recommended concentration
• Causes no environmental problems due to its high biodegradability
• FDA-registered product
NIOPOL-CAM (disinfectant – online)
• High germicidal effect for various strains (such as bacteria, molds and leaven)
• Chemically stable in the high pH area, maintains excellent germicidal power
• Low toxicity and can be handled easily
• Good seepage force for biofilms • Reduces paper cutting and improves paper quality
Process Cleaner
Remarkable for removing various pollutants and scales generated in processes, not affecting tools and paper machines

Category Product Name Specification
pH Gravity Viscosity cps
Felt cleaner (acid) NIOPOL-FDA < 2.0 1.1±0.1 <10
Felt cleaner (alkali) NIOPOL-FDB >11.0 1.10±0.1 < 10
Scale remover (acid) NIOPOL-PCI < 2.0 1.10±0.1 < 10
Scale remover (alkali) NIOPOL-ACI >12.0 1.02±0.1 <50
NIOPOL-FDA / NIOPOL-FDB (felt cleaner – acid/alkali)
• NIOPOL-FDA – An acid detergent that possesses functions of organic acid and a deposit inhibitor with strong dispersion force
• NIOPOL-FDB – A strong alkali detergent formed with wetting and chelating agents and multi-functional dispersant additives to improve processes, enhancing quality and reducing costs
• Removes felt settlement and organic and inorganic pollutants in the case of using it as a pollution preventer
– Maintains felt ventilation through preventing plugging
– Improves productivity through maintaining stability of M/C speed
• Removes organic and inorganic scales of head boxes, chests, nash pumps and process lines
– Low foaming and good wetting fitness
– Can be cleaned with water after using and has high product stability at low and high temperatures
NIOPOL-PCI (scale remover – acid)
• Remarkably removes calcium salt scales and various poorly-water soluble scales
• Little damage to metal surface of applied parts and immediate complete cleaning due to high reactions for substances affected by scales
• Lower toxicity and higher work stability than cleaning by inorganic acids, such as hydrochloric acid
NIOPOL-ACI (scale remover)
• Remarkably removes calcium salt and iron oxide scales, and various soluble scales (CaC2O4)
• Stabilizes product profiles through removing scales of head boxes and approach lines
• Decreases problems related to (paper cutting and pinhole) processes caused by pollution
• Lower toxicity and higher work stability than cleaning by inorganic acids, such as hydrochloric acid
Functional Products
Various products used for raising process efficiency in paper-making processes or improving product quality > Main products – Antifoaming agents, deaerators, hydrogen peroxide stabilizers, reducing bleaching agents, deinking agents, drier coating agents/removers, among others

Category Product Name Specification
pH Gravity Viscosity cps
Anti-foaming agent NIOPOL-DF 7.0±1.0 1.00±0.1 500-3,000
Deaerator NIOPOL-DA 9.5±1.5 0.90±0.1 200-3,000
Hydrogen peroxide stabilizer NIOPOL-HPS 6.0±1.0 1.10±0.1 < 100
Reducing bleaching agent NIOPOL-CRH >12.0 1.33±0.1 < 100
Reducing bleaching supplement NIOPOL-CRH 3.0±1.5 1.33±0.1 < 10
Deinking agent (solid) NIOPOL-CRH 7.5±1.0 - -
Deinking agent (liquid) NIOPOL-DIA_L 6.5±1.0 0.98±0.1 -
Drier coating agent NIOPOL-YDC 8.5±1.0 1.05±0.1 < 100
Drier remover NIOPOL-DCA 6.0±1.0 0.85±0.1 < 100
Fluorescent dyes (for filling) NIOPOL-IO 10.0±1.0 1.13±0.1 < 100
Fluorescent dyes (for coating) NIOPOL-CO 8.0±1.0 1.5±1.5 -
Eco-friendly deodorant NIOPOL-DOA      
NIOPOL-DF/NIOPOL-DA (antifoaming agent /deaerator)
• NIOPOL-DFA silicon-based antifoaming agent with high antifoaming and defoaming effects
• NIOPOL-DA A chemical for preventing pulp slurries taking place in paper-making or pulp processes, foam caused by dispersed bubbles, air trouble drainage, retention and inhibition, deposit formation caused by scum agglomeration, change in pump pulsation, and wrong degree of size, lowering quality of products
(pinhole, smoothness, formation inferiority, spots and strength degradation)
• Promotes dewatering and drainage • improves the retention rate • reduces use of size agents
• Works as a defoamer, antiFoamer&deaerator
• Improves quality (porosity, smoothness, formation, tearing resistance, breaking length, and so on)
NIOPOL-HPS (hydrogen peroxide stabilizer)
• Sequestration– Forms effective and stable complexes with metal ions
• Deflocculation – A dispersing ability of solids reacting with metal ions existing in solutions
• Scale inhibition – Prevents scale deposits within processes
• Hydrolytic stability – Maintains solution stability at high temperature and rapid pH change
NIOPOL-CRH/NIOPOL-CRS (reducing bleaching agent/ reducing bleaching supplement)
• NIOPOL-CRH/NIOPOL-CRS, a reducing bleaching agent, shows powerful bleaching effects through a mixture of proper rates. It activates reducing agents more in warm water and strengthens bleaching through increasing reactivity by other metal ion catalysts.
• Very good for pulp bleaching
• Displays bleaching effects in a stable manner and is not affected by metal ions within white water
NIOPOL-DIA_S (deinking agent (solid))
• Highly effective for collecting and removing ink.
• Remarkable workability due to its solid state
• Strengthens dispersing effects of surfactants through being injected into pulpers
• Expected effects – Improves work efficiency by cell level stability
– Improves efficiency through reducing the reject volume and increasing concentration
– Reduces use of hydrogen peroxide – Improves quality by reduced product ERIC
NIOPOL-DIA_L (deinking agent (liquid))
• A special high-quality alcohol type with a remarkable ability to collect ink particles in airborne floatation equipment
• Prevents reattachment of eliminated ink and minimizes textile loss with remarkable ability to adsorb ink particles in foam
• Effectively removes foreign substances, such as ink particles and sticky matters, minimizes inflow into paper machines and causes no foam problems in paper-making processes
NIOPOL-YDC (drier coating agent)
• A cationic polymer base with remarkable Yankee Drier coating effects for toilet paper
• Can get better effects through applying after mixing with removers with a mineral oil base in the proper rate
• Prevents pitch adhesion
NIOPOL-DCA (drier remover)
• A cationic polymer base with remarkable Yankee Drier coating effects for toilet paper
• Can get better effects through applying after mixing with removers with a mineral oil base in the proper rate
• Prevents pitch adhesion
NIOPOL-IO (fluorescent dyes (for filling)
• Filling fluorescent whitening agent for paper
• Shows remarkable stability and high whitening effects for producing printing paper and coated paper
NIOPOL-CO (fluorescent dyes (for coating))
• Fluorescent whitening agent for coating paper surface
• Shows remarkable stability and high whitening effects for coating color containing latex for producing printing paper and coated paper
NIOPOL-DOA (eco-friendly deodorant)
• Removes sulfur elements causing bad odors in process water
• Powerful deodorizing effects for various ingredients that cause bad odors
• Solves problem of bad odors in a short time and produces long lasting effects
• Harmless for the human body and no effect on machines and facilities

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