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1. WO2022160024 - WHITE TOP KRAFTLINER PAPER, METHOD FOR PRODUCING SAID PAPER, USE OF THE PAPER AND PACKAGING

Publication Number WO/2022/160024
Publication Date 04.08.2022
International Application No. PCT/BR2022/050018
International Filing Date 24.01.2022
IPC
D21H 27/30 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
30Multi-ply
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
D21H 11/04 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
11Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
02Chemical or chemomechanical pulp
04Kraft or sulfate pulp
D21H 11/08 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
11Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
08Mechanical or thermomechanical pulp
B32B 29/02 2006.1
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
29Layered products essentially comprising paper or cardboard
02next to a fibrous or filamentary layer
Applicants
  • KLABIN S.A. [BR]/[BR]
Inventors
  • DA SILVA, Juliana Cristina
  • VIEIRA, Osvaldo
  • FRANCO DA QUINTA, Ricardo Silva
  • BARRETO CABRAL, Vitor
Agents
  • DANNEMANN, SIEMSEN, BIGLER & IPANEMA MOREIRA
Priority Data
BR 10 2021 001514 427.01.2021BR
Publication Language Portuguese (pt)
Filing Language Portuguese (PT)
Designated States
Title
(EN) WHITE TOP KRAFTLINER PAPER, METHOD FOR PRODUCING SAID PAPER, USE OF THE PAPER AND PACKAGING
(FR) PAPIER WHITE TOP KRAFTLINER, PROCÉDÉ DE PRODUCTION DUDIT PAPIER, UTILISATION DE CE PAPIER ET EMBALLAGE
(PT) PAPEL WHITE TOP KRAFTLINER, PROCESSO DE PRODUÇÃO DO DITO PAPEL, USO DO PAPEL E EMBALAGEM
Abstract
(EN) The present invention relates to white top kraftliner paper comprising two to three plies of bleached or unbleached chemical fibres, in which the plies total 100% eucalyptus short chemical fibre, and at least one pulp additive. It also relates to the method for producing said paper, the use of said paper and packaging produced with said paper.
(FR) La présente invention concerne le papier White Top Kraftliner comprenant de deux à trois couches de fibres chimiques blanchies ou non blanchies, les couches totalisant 100 % de fibre chimique courte d’eucalyptus, et au moins un additif de masse. L'invention concerne également le procédé de production dudit papier, l'utilisation dudit papier et un emballage produit avec ledit papier.
(PT) A presente invenção refere-se ao papel White Top Kraftliner que compreende de duas a três camadas de fibras químicas branqueadas ou não branqueadas em que as camadas totalizam 100% de fibra química curta de eucalipto, e pelo menos um aditivo de massa. Também se refere ao processo de produção do dito papel, uso do dito papel e embalagem produzida com o dito papel.
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