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1. WO2008016639 - DURABLE PAPER

Publication Number WO/2008/016639
Publication Date 07.02.2008
International Application No. PCT/US2007/017180
International Filing Date 01.08.2007
IPC
D21H 13/02 2006.01
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D84; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G97; PAPER NOT OTHERWISE PROVIDED FOR
13Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
02Synthetic cellulose fibres
D21H 15/10 2006.01
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D84; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G97; PAPER NOT OTHERWISE PROVIDED FOR
15Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
02characterised by configuration
10Composite fibres
D21H 27/00 2006.01
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D84; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G97; PAPER NOT OTHERWISE PROVIDED FOR
27Special paper not otherwise provided for, e.g. made by multi-step processes
CPC
D21H 13/24
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
13Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
10Organic non-cellulose fibres
20from macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
24Polyesters
D21H 15/10
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
15Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
02characterised by configuration
10Composite fibres
Y10T 428/249921
YSECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
10TECHNICAL SUBJECTS COVERED BY FORMER USPC
TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
428Stock material or miscellaneous articles
249921Web or sheet containing structurally defined element or component
Y10T 428/27
YSECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
10TECHNICAL SUBJECTS COVERED BY FORMER USPC
TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
428Stock material or miscellaneous articles
27Web or sheet containing structurally defined element or component, the element or component having a specified weight per unit area [e.g., gms/sq cm, lbs/sq ft, etc.]
Applicants
  • INTERNATIONAL PAPER COMPANY [US]/[US] (AllExceptUS)
  • WILLIAMS, Rick, C. [US]/[US] (UsOnly)
  • JIMENEZ, Graciela [AR]/[US] (UsOnly)
  • SKAGGS, Ben, J. [US]/[US] (UsOnly)
Inventors
  • WILLIAMS, Rick, C.
  • JIMENEZ, Graciela
  • SKAGGS, Ben, J.
Agents
  • STEWART, Richard, C.
Priority Data
11/497,79601.08.2006US
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) DURABLE PAPER
(FR) PAPIER DURABLE
Abstract
(EN)
The present invention relates to a durable paper or paperboard substrate containing an effective amount of synthetic fibers and having enhanced strength in the machine direction and the cross direction, as well enhanced strength through the cross section of the sheet. The present invention further relates to methods of making and using the substrate.
(FR)
La présente invention concerne un substrat de papier ou de carton durable contenant une quantité efficace de fibres synthétiques et ayant une résistance accrue dans le sens machine et dans le sens travers, ainsi qu'une résistance accrue sur la section transversale de la feuille. La présente invention concerne par ailleurs des procédés de fabrication et d'utilisation du substrat.
Also published as
Latest bibliographic data on file with the International Bureau