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.
Patent No.:
Date of Patent:
Jun. 30, 2015
Filed:
Feb. 12, 2014
Applicant:
Johns Manville, Denver, CO (US);
Inventors:
Kiarash Alavi Shooshtari, Littleton, CO (US);
James Patrick Hamilton, Port Matilda, PA (US);
Jawed Asrar, Englewood, CO (US);
Assignee:
Johns Manville, Denver, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04H 1/587 (2012.01); D04H 3/12 (2006.01); B01D 39/08 (2006.01);
U.S. Cl.
CPC ...
D04H 1/587 (2013.01); B01D 39/08 (2013.01); D04H 3/12 (2013.01);
Abstract
Provided are nonwoven polymeric fiber webs using an improved curable composition. Such curable composition comprises an aldehyde or ketone and an amine salt of an inorganic acid. The composition when applied to polymeric fibers is cured to form a water-insoluble polymer binder which exhibits good adhesion and thermodimensional stability.