Retention & Drainage Aids

forming-section.jpgTo efficiently produce a quality sheet of paper, a papermaker must precisely balance retention, drainage and formation. To help papermakers achieve and maintain this critical balance, Solenis provides one of the broadest offerings of retention aids and drainage aids in the industry, including proprietary microparticles, uniquely formulated polymers and advanced charge control agents. These retention and drainage technologies, together with unparalleled applications expertise, enable Solenis to provide a total system approach tailored to each customer’s specific needs.

Our best-in-class PerForm™ SP advanced retention and drainage aids and MicroSol℠ advanced retention and drainage solutions are available globally and can be used in a variety of paper grades, including neutral and alkaline coated fine paper, uncoated fine paper, white top, recycled board, and tissue and towel. And our microparticle technologies, which are available in most regions of the world, include novel organic and inorganic products with unique microstructures that ensure optimal retention and drainage in a variety of paper machine processes.

Complementing our portfolio of retention and drainage aids is our global team of applications specialists that are available to ensure that the best technologies are selected and applied to meet or exceed your production goals.

Our portfolio of retention and drainage aids, which is the most comprehensive offering in the paper industry, includes the following technologies:


  • Organic microparticles and micropolymers
  • Inorganic microparticles
    • Colloidal, highly-structured and onsite-generated silicas
    • Bentonites
  • Anionic and cationic polyacrylamides
    • Liquid emulsions and dispersions
    • Dry granular and bead polymers
  • Aqueous dispersed polymers
    • High-molecular weight products
    • VOC-free formulations
    • Direct feed with no makedown or tanks required
  • Liquid coagulants

In addition to our retention and drainage aids, we also offer a variety of monitoring and control solutions, including:


Complementing our portfolio of retention and drainage aids are a variety of field and laboratory service offerings, including:


  • Application expertise
  • Diagnostic expertise
  • Laboratory analysis
    • Deposit
    • Fabric
    • Paper and board
    • Process fluid
    • Water
  • Product screening expertise
    • Dynamic drainage analyzer
    • Total dewatering analysis

Contact us today to learn more about our retention and drainage aids.