Peat pellets
AssigneeRegents of the University of Minnesota
InventorsTimothy S. Hagen, Thomas J. Malterer
Life of this patent
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Abstract
Water swellable pellets, and a method of making, including peat moss, a pH adjusting agent, a wetting agent, and optionally a processing additive, preferably with a bulk density of about 300 kg/m3 to about 600 kg/m3.
Claims42
A water swellable pellet comprising peat moss, a pH adjusting agent, and a wetting agent.
A method for preparing a water swellable pellet, the method comprising:
- preparing a mixture comprising peat moss and a pH adjusting agent;
- extruding said mixture through a die to form pellets;
- and
- adding a wetting agent to the mixture prior to extruding and/or to the pellets after extruding.
A water swellable pellet prepared by a process comprising:
- preparing a mixture comprising peat moss and a pH adjusting agent;
- extruding said mixture through a die to form pellets;
- and
- adding a wetting agent to the mixture prior to extruding and/or to the pellets after extruding.
A method for preparing a crumbled, water swellable pellet, the method comprising:
- preparing a mixture comprising peat moss and a pH adjusting agent;
- extruding said mixture through a die to form pellets;
- crumbling said pellets;
- and
- adding a wetting agent to the mixture prior to extruding and/or to the pellets after extruding or after crumbling.
A method for applying organic matter to a lawn, the method comprising applying a water swellable pellet comprising peat moss, a pH adjusting agent, and a wetting agent to the lawn.
A method for providing organic matter to a plant, the method comprising providing a water swellable pellet comprising peat moss, a pH adjusting agent, and a wetting agent to the plant.
Dependencies are inferred from the claim text.