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.:
Date of Patent:
Jul. 04, 2006
Filed:
Jan. 16, 2003
Applicants:
David B. Cason, Paducah, KY (US);
S. Craig Petro, Paducah, KY (US);
Stig V. Renvall, Silver Spring, MD (US);
Bhima Sastri, North Potomac, MD (US);
Inventors:
David B. Cason, Paducah, KY (US);
S. Craig Petro, Paducah, KY (US);
Stig V. Renvall, Silver Spring, MD (US);
Bhima Sastri, North Potomac, MD (US);
Assignee:
NewPage Corporation, Dayton, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 19/38 (2006.01); D21H 19/72 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention teaches a method of manufacturing a high bulk, high gloss paperweb using a supercalender operation. A paperweb surface is coated with a plastic pigment. The paperweb is run through a multi-nip calender device wherein the nip load of the paperweb is maintained at a load of about 1,000 pounds per linear inch at each nip. The temperature of the hard rolls are about 450 degrees Farenheit or less.