Invention Grant
- Patent Title: Durable paper
- Patent Title (中): 耐用纸
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Application No.: US11497796Application Date: 2006-08-01
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Publication No.: US07666274B2Publication Date: 2010-02-23
- Inventor: Rick C. Williams , Graciela Jimenez , Ben J Skaggs
- Applicant: Rick C. Williams , Graciela Jimenez , Ben J Skaggs
- Applicant Address: US TN Memphis
- Assignee: International Paper Company
- Current Assignee: International Paper Company
- Current Assignee Address: US TN Memphis
- Agent Thomas W. Barnes, III; John K. Pike
- Main IPC: D21H13/02
- IPC: D21H13/02 ; D21H13/24

Abstract:
The present invention relates to a durable paper or paperboard substrate containing an effective amount of synthetic fibers and having enhanced strength in the machine direction and the cross direction, as well enhanced strength through the cross section of the sheet. The present invention further relates to methods of making and using the substrate.
Public/Granted literature
- US20080029236A1 Durable paper Public/Granted day:2008-02-07
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