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 8252864 B1

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

Filed:

Jul. 29, 2005
Applicants:

William K. Motter, Eugene, OR (US);

David M. Harmon, Eugene, OR (US);

Inventors:

William K. Motter, Eugene, OR (US);

David M. Harmon, Eugene, OR (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 12/12 (2006.01); D21H 17/49 (2006.01); C08L 79/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An aqueous reaction product of a composition that may consist essentially of a source of an acid having a pKa in water of about 2 to about 8, a source of a base having a pKb in water of about 2 to about 6, and urea. A curable urea/formaldehyde resin composition may contain a curable urea/formaldehyde resin and the foregoing composition, and may be made by combining the resin with the composition. A reconstituted wood product may be made by combining particulate lignocellulosic material with the foregoing curable resin, and curing the resin. Optionally, a reconstituted wood panel may contain a particulate lignocellulosic material and a binder composition comprising the cured product of curable resin and the aforesaid aqueous reaction product. A concentrate for forming a polymerization enhancing composition is also disclosed.


Find Patent Forward Citations

Motter, William. (2012). Polymerization-enhancing composition for urea-formaldehyde resins, method of manufacture, method of use, and articles formed therefrom (U.S. Patent No. 8252864). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8252864

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