Invention Grant
- Patent Title: Low hygroexpansivity paper sheet
- Patent Title (中): 低湿膨胀性纸张
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Application No.: US13611842Application Date: 2012-09-12
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Publication No.: US08486226B1Publication Date: 2013-07-16
- Inventor: Peter J. Veverka , Thomas D. Ruch
- Applicant: Peter J. Veverka , Thomas D. Ruch
- Applicant Address: US NY Glens Falls
- Assignee: Finch Paper LLC.
- Current Assignee: Finch Paper LLC.
- Current Assignee Address: US NY Glens Falls
- Agency: Heslin Rothenberg Farley & Mesiti P.C.
- Main IPC: D21F11/00
- IPC: D21F11/00 ; B32B5/00 ; D21H11/04 ; D21H13/06
Abstract:
A paper sheet is providing having a basis weight of 50 to 80 g/m2, and having a top surface and a bottom surface, said paper sheet comprising 10%-80% by weight of hardwood kraft pulp; and 10%-70% by weight of sulfite pulp; wherein the paper sheet has an MD/CD TSI ratio of 1.25 to 2.15, and a fiber hygroexpansion stress transfer parameter (ω) of less than 0.1.
Information query
