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Retention Aids / Coagulants / Fixing Agents

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Retention Aids / Coagulants / Fixing Agents

Retention Aids

Retention aids improve drainage and increase retention of fine particles.
They function as both productivity aids and product improvement since they increase speed and increase fines retention.
They improve the clarity of the waste water and greatly reduce the negative environmental impact of water reuse.

RETENTION AID RD Series(Cationized polyacrylamide resins)

Characteristics
  • Improve retention of the fiber, fine, and filler in wide pH range(from acidic paper to alkaline paper).
  • Improve runnability and productivity by enhancing drainage in the forming section.
Product list

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Product name Ionic Non-volatile(%) Viscosity
(mPa・s)
pH Characteristics
RD7144 Cation 8 50~250 4.5~5.5 High cation drainage retention agent.
Lower viscosity than general drainage retention agents.

Coagulants

Coagulants are used to control anionic trash in the paper mill, to reduce and control deposits derived from adhesives and other contaminants contained in recycled pulp.
This increases the productivity of the paper machine.

COAGULANT AC Series (Cationic resins)

Characteristics
  • It blocks anionic impurities contained in the papermaking system and suppresses pitch troubles.
  • They coagulate the anionic materials found in recycled papers and help retain them without flocculation of themselves in the paper.
Product list

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Product name Ionic Non-volatile(%) Viscosity
(mPa・s)
pH Characteristics
AC7314 Cation 1000~6000 2.5~4.5 Prevents agglomeration of anionic contamination and adhesive substances, and reduces pitch troubles.

Fixing Agents

Fixing agents are used to improve retention of internal sizing agents and to enhance sizing degree.
They also reduce machine deposits caused by internal sizing agent.

FIXING AGENT FX Series(Acrylamide type resins)

Characteristics
  • Improve the retention of AKD / ASA / Rosin sizing agents that allow the lower dosage of using sizing agents.
  • Increase the rate and the degree of AKD sizing in shorter time.
Product list

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Product name Ionic Non-volatile(%) Viscosity
(mPa・s)
pH Characteristics
FX7200 Cation 15 1000~7000 3.0~5.0 Improve the fixation of sizing agents and promote sizing effect.
Contribute to coagulating effects and improve paper strength.