The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8252426 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 28, 2012

Filed:

Dec. 04, 2007
Applicants:

Peter James Hayward, New Plymouth, NZ;

Wallace James Rae, New Plymouth, NZ;

Christopher Molloy, New Plymouth, NZ;

Inventors:

Peter James Hayward, New Plymouth, NZ;

Wallace James Rae, New Plymouth, NZ;

Christopher Molloy, New Plymouth, NZ;

Assignee:

Zelam Limited, New Plymouth, NZ;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B03B 23/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A composition for modification of wood products is disclosed. The composition contains a prepolymer formed by the reaction of a polyfunctional hydrophilic polymer of high molecular weight and a crosslinking agent. The composition may also contain a prepolymer formed by the reaction of a sugar and a crosslinking agent. Modification of the wood product may result in one or more of: improved stiffness, strength, surface hardness, dimensional stability, water resistance, flame retardancy, and biological resistance.


Find Patent Forward Citations

Hayward, Peter. (2012). Modification of wood with hydrophilic prepolymers (U.S. Patent No. 8252426). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8252426

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…