About Us

Plasmine Technology, Inc. was founded in 1990 with a single business objective, to provide the best sizing products and technical support to the paper industry. Plasmine is a wholly owned sub-subsidiary of Harima Chemicals Group, Inc. of Osaka, Japan and is one of two major suppliers of rosin-based internal sizing additives to the North American Paper Industry. The corporate office is located in Pensacola, Florida with two manufacturing plants located in Bay Minette, Alabama and in Portland, Maine. There are also two distribution networks established in the Oregon/Washington and Wisconsin areas.

Plasmine Technology, Inc. produces and sells high quality rosin internal sizing agents and various surface treatment additives for the paper and paperboard industries. The core business for the company is the manufacture of rosin based internal sizing additives for the paper industry. Plasmine has the most diverse portfolio of rosin based sizing additives of all rosin sizing suppliers in North America to meet a wide range of wet end operating conditions and paper sizing requirements.

Plasmine’s assurance of quality is reflected in the product stability of all of our rosin based sizing emulsions. Plasmine strives to deliver our paper and paperboard customers high quality products at the lowest possible price. As such, we are continuously working to develop new products which are more efficient and safer to use. We value our relationships with current and future customers, and hope to communicate our appreciation to them through our outstanding, guaranteed product quality, technical service, and timely delivery.

Our commitment to our customers is reflected through honest and responsible business practices. Our technical sales team represents years of paper experience and knowledge. These team members reinforce our commitment and loyalty to our customers on a daily basis through product and in mill support.

Plasmine has expanded its internal sizing portfolio to include new specialized rosin-based sizing emulsions capable of sizing at near neutral (6.5 to 7.0) pH conditions and Alkyl Ketene Dimer (AKD) cellulose reactive sizes.

Plasmine has the manufacturing capabilities to toll manufacture specialized rosin dispersions for specialty applications outside the paper industry. Our innovative research and development and dedicated manufacturing teams are available to develop new products to meet customer needs.

Plasmine has a diverse portfolio of paper chemical additives to meet specific properties for any of the following grades of paper

Packaging Grades

  • Bleached Board
  • Unbleached Kraft Linerboard
  • Recycled Linerboard
  • White Top Linerboard
  • Boxboard/Cartonboard – Recycled Boxboard
  • Liquid Packaging Board
  • Milk Carton
  • Cup Stock – Cold and Hot Medium
  • Partition Board
  • Tube and Core Board
  • Gypsum wallboard facing

Communication Papers

  • Printing and Writing
  • Copy Paper
  • Inkjet Paper
  • Other

Specialty Papers

  • Kraft Papers
  • Recycled Papers
  • Specialty and Industrial
  • Release Base Sheet (liner)
  • Food Wrap Papers
  • Filter Papers
  • Coated Papers – C1S and C2S


  • Virgin
  • Recycled – 100 % Old Newspaper (ONP)

Tissue and Towel

  • Virgin Bleached
  • Virgin Kraft
  • Deinked

Harima Chemicals Group, Inc.

Who is Harima Chemicals?

Harima Chemicals is the largest fractionator of crude tall oil in the Asia Pacific region. It operates the world’s first “closed system” tall oil fractionation plant. The product streams from this fractionation tower are applied to the rosin, fatty acid, pitch and heads industries producing a wide variety of products from rosin size, electronics materials additives, and paint additives, to sterols and power for the local community at their co-generation plant.

Harima Chemicals, is a diversified global manufacturer of industrial resins, paper chemicals, and health food additives. Harima acquired Plasmine Technology in 1996 to complement its current paper chemicals portfolio and to provide Harima with an avenue to sell Harima Paper Chemicals technology into the North American market.

Note: Additional company information can be found by visiting the Harima Chemicals Group, Inc website at www.harima.co.jp/en/

Plasmine Technology, Inc. is a wholly owned sub-subsidiary of Harima Chemicals Group, Inc., based in Osaka Japan.