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:
Apr. 02, 2019
Filed:
Apr. 19, 2016
Applicant:
Tintoria Piana Us, Inc., Cartersville, GA (US);
Inventors:
Sang-hoon Lim, Cartersville, GA (US);
Andrea Piana, Cartersville, GA (US);
Assignee:
TINTORIA PIANA US, INC., Cartersville, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04H 3/00 (2012.01); D04H 3/013 (2012.01); D04H 1/425 (2012.01); D04H 1/4258 (2012.01); D04H 1/4382 (2012.01); D04H 1/542 (2012.01);
U.S. Cl.
CPC ...
D04H 3/013 (2013.01); D04H 1/425 (2013.01); D04H 1/4258 (2013.01); D04H 1/4382 (2013.01); D04H 1/542 (2013.01); D10B 2201/00 (2013.01); D10B 2503/00 (2013.01);
Abstract
Provided herein is a new fire barrier nonwoven composed of flame retardant (FR) cellulosic fiber(s) and untreated cellulosic fiber(s) and optionally a binder fiber and methods of making the same, wherein the FR cellulosic fiber contains FR chemical(s) or FR compound(s) that have melting point or decomposition temperature at 400° C. (752° F.) or below. The FR performance of the new nonwoven provided herein is comparable to the conventional FR nonwoven (FR cellulosic fiber/binder fiber), but has advantages in cost effectiveness.