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US Patent 11230811 Recycle bale comprising cellulose ester

Patent 11230811 was granted and assigned to Eastman Chemical Company on January, 2022 by the United States Patent and Trademark Office.

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Is a
Patent
Patent
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Patent attributes

Patent Applicant
Eastman Chemical Company
Eastman Chemical Company
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Current Assignee
Eastman Chemical Company
Eastman Chemical Company
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
112308110
Patent Inventor Names
Kenny Randolph Parker0
Melvin Glenn Mitchell0
Charles Stuart Everett0
Date of Patent
January 25, 2022
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Patent Application Number
165229560
Date Filed
July 26, 2019
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Patent Citations
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US Patent 10307309 Carded staple fiber nonwovens
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US Patent 10273634 Strength agent, its use and method for increasing strength properties of paper
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Patent Citations Received
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US Patent 11466408 Highly absorbent articles
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US Patent 11492757 Composition of matter in a post-refiner blend zone
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US Patent 11492756 Paper press process with high hydrolic pressure
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US Patent 11512433 Composition of matter feed to a head box
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US Patent 11519132 Composition of matter in stock preparation zone of wet laid process
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US Patent 11396726 Air filtration articles
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US Patent 11401659 Process to produce a paper article comprising cellulose fibers and a staple fiber
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US Patent 11414818 Dewatering in paper making process
...
Patent Primary Examiner
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Jacob T Minskey
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Patent abstract

A bale of sheets made of waste/recycle cellulose fibers and cellulose ester (CE) staple fibers can be fed to a hydropulper. The CE staple fibers have:i. a denier per filament (DPF) of less than 3, orii. a cut length of less than 6 mm, oriii. crimping, oriv. a combination of any two or more of (i)-(iii).

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