Grain Processing Corporation
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industrial starch products


global presence

GPC exports industrial starch products around the world. With quality unsurpassed, GPC unmodified and acid-modified starches perform at a maximum in paper, corrugated and textile applications, creating production efficiencies and cost savings. GPC's propylated starch, under our COATMASTER® brand, offers increased binding strength, improved viscosity stability and water retention in high-solids paper coating and paint formulations. Our CHARGEMASTER® cationic and amphoteric starches can be selected to custom fit with specific paper wet-end applications, allowing increased machine performance through retention/drainage and improved sheet quality with greater strength and formation.

With decades of logistics experience worldwide, GPC can provide the best starch products and solutions, wherever the location.


COATMASTER® and CHARGEMASTER® are registered trademarks of Grain Processing Corporation.

industrial news

  • 5.31.2017
    Grain Processing Corporation Promotes Tyson Kassel
    [read more]
  • 5.31.2017
    Grain Processing Corporation Hires Tjapko Poppens
    [read more]
  • 12.15.2016
    Grain Processing Corporation receives Energy Efficiency award at 4th Annual Iowa Association of Municipal Utilities Conference
    [read more]
  • 12.2.2015
    Let GPC Help With All Your Corrugated Needs…
    [read more]
  • 5.7.2015
    GPC's New Dryer House is Operational
    [read more]
  • 4.2.2014
    Grain Processing Corporation Awarded Lab Accreditation
    [read more]

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