PT117870A - Processo de produção de celulose microfibrilada a partir de pasta kraft de alto rendimento, celulose microfibrilada obtida a partir do processo e pasta kraft e produtos papeleiros que compreendem a referida celulose microfibrilada - Google Patents
Processo de produção de celulose microfibrilada a partir de pasta kraft de alto rendimento, celulose microfibrilada obtida a partir do processo e pasta kraft e produtos papeleiros que compreendem a referida celulose microfibriladaInfo
- Publication number
- PT117870A PT117870A PT117870A PT11787022A PT117870A PT 117870 A PT117870 A PT 117870A PT 117870 A PT117870 A PT 117870A PT 11787022 A PT11787022 A PT 11787022A PT 117870 A PT117870 A PT 117870A
- Authority
- PT
- Portugal
- Prior art keywords
- pulp
- microfibrillated
- microfibrillated cellulose
- kraft pulp
- paper products
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
- D21H11/18—Highly hydrated, swollen or fibrillatable fibres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/02—Cellulose; Modified cellulose
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/02—Chemical or chemomechanical or chemothermomechanical pulp
- D21H11/04—Kraft or sulfate pulp
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP 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
- D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
- D21H25/005—Mechanical treatment
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP 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
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/10—Packing paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP 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
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/30—Multi-ply
- D21H27/40—Multi-ply at least one of the sheets being non-planar, e.g. crêped
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PT117870A PT117870A (pt) | 2022-03-23 | 2022-03-23 | Processo de produção de celulose microfibrilada a partir de pasta kraft de alto rendimento, celulose microfibrilada obtida a partir do processo e pasta kraft e produtos papeleiros que compreendem a referida celulose microfibrilada |
PCT/IB2023/052806 WO2023180947A1 (fr) | 2022-03-23 | 2023-03-22 | Procédé de production de cellulose microfibrillée à partir de pâte kraft à haut rendement, cellulose microfibrillée obtenue à partir de ce procédé et pâte kraft et produits papetiers comprenant ladite cellulose microfibrillée |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PT117870A PT117870A (pt) | 2022-03-23 | 2022-03-23 | Processo de produção de celulose microfibrilada a partir de pasta kraft de alto rendimento, celulose microfibrilada obtida a partir do processo e pasta kraft e produtos papeleiros que compreendem a referida celulose microfibrilada |
Publications (1)
Publication Number | Publication Date |
---|---|
PT117870A true PT117870A (pt) | 2023-09-25 |
Family
ID=86331693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT117870A PT117870A (pt) | 2022-03-23 | 2022-03-23 | Processo de produção de celulose microfibrilada a partir de pasta kraft de alto rendimento, celulose microfibrilada obtida a partir do processo e pasta kraft e produtos papeleiros que compreendem a referida celulose microfibrilada |
Country Status (2)
Country | Link |
---|---|
PT (1) | PT117870A (fr) |
WO (1) | WO2023180947A1 (fr) |
-
2022
- 2022-03-23 PT PT117870A patent/PT117870A/pt unknown
-
2023
- 2023-03-22 WO PCT/IB2023/052806 patent/WO2023180947A1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
WO2023180947A1 (fr) | 2023-09-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB1A | Laying open of patent application |
Effective date: 20230809 |