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1. WO2022005767 - PROCESSES FOR MAKING IMPROVED CELLULOSE-BASED MATERIALS AND CONTAINERS

Publication Number WO/2022/005767
Publication Date 06.01.2022
International Application No. PCT/US2021/038018
International Filing Date 18.06.2021
Chapter 2 Demand Filed 29.10.2021
IPC
B65D 65/40 2006.1
BPERFORMING OPERATIONS; TRANSPORTING
65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
65Wrappers or flexible covers; Packaging materials of special type or form
38Packaging materials of special type or form
40Applications of laminates for particular packaging purposes
D21H 17/37 2006.1
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
17Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
20Macromolecular organic compounds
33Synthetic macromolecular compounds
34obtained by reactions only involving carbon-to-carbon unsaturated bonds
37Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
D21H 21/18 2006.1
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
21Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper impregnating or coating material, characterised by its function, form or properties
14characterised by function or properties in or on the paper
18Reinforcing agents
D21H 21/20 2006.1
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
21Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper impregnating or coating material, characterised by its function, form or properties
14characterised by function or properties in or on the paper
18Reinforcing agents
20Wet strength agents
D21H 27/10 2006.1
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
10Packing paper
Applicants
  • INTERNATIONAL PAPER COMPANY [US]/[US]
Inventors
  • HUSSAIN, Sadakat
  • REGEL, James, D.
Agents
  • RYAN, Thomas
  • POE, David, P.
  • RYAN, Thomas, W.
  • KUNZ, Herbert
Priority Data
16/916,38230.06.2020US
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) PROCESSES FOR MAKING IMPROVED CELLULOSE-BASED MATERIALS AND CONTAINERS
(FR) PROCÉDÉS DE FABRICATION DE MATÉRIAUX À BASE DE CELLULOSE AMÉLIORÉS ET DE RÉCIPIENTS CORRESPONDANTS
Abstract
(EN) The present disclosure provides processes for making cellulose-based material and containers utilizing the cellulose-based material. More particularly, the present disclosure provides processes to make cellulose-based material comprising strength-enhancing preparations and processes to make improved containers with the strength-enhanced cellulose-based materials.
(FR) La présente invention concerne des procédés de fabrication de matériau à base de cellulose et des récipients utilisant le matériau à base de cellulose. Plus particulièrement, la présente invention concerne des procédés de fabrication d'un matériau à base de cellulose comprenant des préparations améliorant la résistance et des procédés pour fabriquer des récipients améliorés avec les matériaux à base de cellulose à résistance améliorée.
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