Composite polymer
AssigneeInternational Paper Company
InventorsRobert T. Hamilton, Harshadkumar M. Shah, Jeffrey J. Cernohous, Neil R. Granlund, David E. Fish
Life of this patent
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Abstract
A composition comprising 10 to 50 wt % wood pulp fiber and 45 to 85 wt % thermoplastic polymer wherein the dilution level for detection in a bag at 40° C. is equal to or less than 450 as determined by ASTM E679.
Claims22
A composition comprising 10 to 50 weight % diced bleached chemical wood pulp fiber particles and 45 to 85 weight % thermoplastic polymer, wherein the fiber particles have fibers with an average fiber length of at least 1 mm, and wherein a dilution level for odor detection in a bag at 40° C. is equal to or less than 450 as determined by ASTM E679.
10-12. (canceled)
(canceled)
A composition consisting of 10 to 50 weight % diced bleached chemical wood pulp fiber particles, 45 to 85 weight % thermoplastic polymer, and 0.5 to 20 weight % additives;
- wherein the fiber particles have fibers with an average fiber length of at least 1 mm;
- wherein the additives consist of one or more compatibilizers, coupling agents, antioxidants, and lubricants;
- and wherein a dilution level for odor detection in a bag at 40° C. is equal to or less than 450 as determined by ASTM E679.
Dependencies are inferred from the claim text.