Title:
板紙又はボール紙
Document Type and Number:
Japanese Patent JP2013540213
Kind Code:
A
Abstract:
A paperboard and a cardboard comprising at least one nonwoven web layer are provided. The nonwoven web layer comprises a plurality of first fibers, a plurality of second fibers, and a binder. The first fibers comprise a water non-dispersible synthetic polymer and have a different configuration and/or composition than the second fibers. The first fibers have a length of less than 25 millimeters and a minimum transverse dimension of less than 5 microns. The nonwoven web layer comprises at least 1 weight percent of the first fibers, at least 10 weight percent of the second fibers, and at least 1 weight percent of the binder. The paperboard and cardboard can incorporate a large amount of post consumer recycled fibers and still exhibit high strength and durability. Also disclosed is a process for producing the first fibers and the multicomponent fibers from which they are derived.
Inventors:
Gupta, Rakesh Kumar
Mitchell, Melvin Glen
Kloshevich, Daniel William
Clark, Mark Dwight
Anderson, Chris Delbert
Mitchell, Marvin Lynn
Mitchell, Paula Hines
Wolf, Amber Rain
Mitchell, Melvin Glen
Kloshevich, Daniel William
Clark, Mark Dwight
Anderson, Chris Delbert
Mitchell, Marvin Lynn
Mitchell, Paula Hines
Wolf, Amber Rain
Application Number:
JP2013535069A
Publication Date:
October 31, 2013
Filing Date:
October 20, 2011
Export Citation:
Assignee:
EASTMAN CHEMICAL COMPANY
International Classes:
D21H15/02; D04H1/425; D04H1/58; D21H11/00; D21H13/08; D21H13/10
Attorney, Agent or Firm:
Shinjiro Ono
Yasushi Kobayashi
Hiroyuki Tomita
Osamu Hoshino
Noriyuki Arai
Yasushi Kobayashi
Hiroyuki Tomita
Osamu Hoshino
Noriyuki Arai