Back to results
US 9,937,634 B2Granted
Compositions and methods for treating cellulose-based materials with micronized additives
AssigneeKoppers Performance Chemicals Inc.
InventorsRobert M. Leach, Jun Zhang
Life of this patent
Estimating the term…
Abstract
A composition for treating cellulosic materials is provided. The composition comprises a dispersion of micronized additives. The dispersion comprises additive particles with diameters in the range of 0.001 to 25 microns. Also provided is a method for the application of the additive-containing composition to wood, as well as wood products which have been treated with the composition.
Claims8
Wood comprising:
- a) an aqueous composition comprising one or more solid particles of an additive dispersed in water having diameters in the range of 0.001 to 25 microns;
- b) wherein at least some of the particles penetrate the surface of the wood and are distributed throughout a cross section of the wood;
- and
- c) wherein the additive is one or more waxes selected from the group consisting of paraffin wax, olefin wax, petroleum wax, carnauba wax, polyethylene wax, silicone wax, polypropylene wax, PTFE wax and synthetic wax.
1 more element
Dependencies are inferred from the claim text.