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.

Date of Patent:
May. 08, 2012

Filed:

Apr. 13, 2004
Applicants:

Paul C Gillette, Newark, DE (US);

Thomas G. Majewicz, Newark, DE (US);

Arjun C. Sau, Newark, DE (US);

Inventors:

Paul C Gillette, Newark, DE (US);

Thomas G. Majewicz, Newark, DE (US);

Arjun C. Sau, Newark, DE (US);

Assignee:

Hercules Incorporated, Wilmington, DE (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07H 1/00 (2006.01); C07H 1/06 (2006.01); C08B 11/00 (2006.01); C08B 11/193 (2006.01);
U.S. Cl.
CPC ...
Abstract

A composition of a loose mass of comminuted raw cotton linter fibers has a bulk density of at least 8 g/100 ml and at least 50% of the fibers in the mass passes through a US standard sieve size #10 (2 mm opening). This composition is made by obtaining a loose mass of first cut, second cut, third cut, or mill runs raw cotton linters or mixtures thereof and comminuting the loose mass of raw cotton linters to a size wherein at least 50% pass through a US standard sieve size #10 (2 mm opening). This composition is used to make cellulose ether derivatives.


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