US Patent 7438777 Lightweight high-tensile, high-tear strength bicomponent nonwoven fabrics
Patent 7438777 was granted and assigned to North Carolina State University on October, 2008 by the United States Patent and Trademark Office.
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Patent abstract
A method of producing a nonwoven fabric comprising spinning a set of bicomponent fibers which include an external fiber component and an internal fiber component. The external fiber enwraps said internal fiber and has a higher elongation to break value than the internal fiber and a lower melting temperature than the internal fiber component. The set of bicomponent fibers are positioned onto a web and thermally bonded to produce a nonwoven fabric.
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US Patent 07438777 Lightweight high-tensile, high-tear strength bicomponent nonwoven fabrics US Patent 7438777 Lightweight high-tensile, high-tear strength bicomponent nonwoven fabrics
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Patent Number
0743877700
Patent Number
743877700
Edits on 22 Mar, 2023
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
074387770
Date of Patent
October 21, 2008
0Patent Application Number
110969540
Date Filed
April 1, 2005
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
074387770
Date of Patent
October 21, 2008
0Patent Application Number
110969540
Date Filed
April 1, 2005
0Official Website
Patent Primary Examiner
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US Patent 07438777 Lightweight high-tensile, high-tear strength bicomponent nonwoven fabrics
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07438777
Date of patent
October 21, 2008
Patent application number
11096954
Date Filed
April 1, 2005
Patent primary examiner
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