SE0203040L - Inhibition of yellowing in paper - Google Patents
Inhibition of yellowing in paperInfo
- Publication number
- SE0203040L SE0203040L SE0203040A SE0203040A SE0203040L SE 0203040 L SE0203040 L SE 0203040L SE 0203040 A SE0203040 A SE 0203040A SE 0203040 A SE0203040 A SE 0203040A SE 0203040 L SE0203040 L SE 0203040L
- Authority
- SE
- Sweden
- Prior art keywords
- yellowing
- inhibition
- paper
- lignin
- combination
- Prior art date
Links
- 230000005764 inhibitory process Effects 0.000 title 1
- 238000004383 yellowing Methods 0.000 title 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
- 150000001412 amines Chemical class 0.000 abstract 1
- 229920005610 lignin Polymers 0.000 abstract 1
- 239000002516 radical scavenger Substances 0.000 abstract 1
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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/07—Nitrogen-containing compounds
-
- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
-
- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/71—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes
- D21H17/74—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes of organic and inorganic material
-
- 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
- D21H21/00—Non-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
- D21H21/14—Non-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 characterised by function or properties in or on the paper
- D21H21/143—Agents preventing ageing of paper, e.g. radiation absorbing substances
-
- 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
- D21H21/00—Non-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
- D21H21/14—Non-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 characterised by function or properties in or on the paper
- D21H21/28—Colorants ; Pigments or opacifying agents
- D21H21/285—Colorants ; Pigments or opacifying agents insoluble
-
- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/675—Oxides, hydroxides or carbonates
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Abstract
Lignin-containing papers are rendered light stable when they contain TiO2 in combination with an amine hindered radical scavenger.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US19844700P | 2000-04-19 | 2000-04-19 | |
PCT/CA2001/000543 WO2001079605A2 (en) | 2000-04-19 | 2001-04-19 | Inhibition of yellowing in papers |
Publications (3)
Publication Number | Publication Date |
---|---|
SE0203040D0 SE0203040D0 (en) | 2002-10-15 |
SE0203040L true SE0203040L (en) | 2002-10-31 |
SE525893C2 SE525893C2 (en) | 2005-05-24 |
Family
ID=22733420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0203040A SE525893C2 (en) | 2000-04-19 | 2002-10-15 | Light-stable lignin-containing paper, method of making paper light-stable and the use of particulate titanium dioxide in combination with radical removal to inhibit yellowing in paper |
Country Status (7)
Country | Link |
---|---|
JP (1) | JP2004504500A (en) |
AU (1) | AU2001254542A1 (en) |
CA (1) | CA2405662A1 (en) |
FI (1) | FI20021862A (en) |
NO (1) | NO20024957D0 (en) |
SE (1) | SE525893C2 (en) |
WO (1) | WO2001079605A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106381756B (en) * | 2016-11-16 | 2018-02-02 | 中国林业科学研究院林产化学工业研究所 | A kind of suppression high yield pulp brightness reversion based on inorganic oxide is filled with slurry and its preparation and application |
CN115029956A (en) * | 2022-06-10 | 2022-09-09 | 万国纸业太阳白卡纸有限公司 | Card paper and preparation method thereof |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE456168C (en) * | 1987-02-27 | 1991-08-12 | Mo Och Domsjoe Ab | PROCEDURE PROVIDES LIGHTNESS STABILIZATION OF BLACK LIGNIN-CONTENT CELLULOSAMASSA |
RU2223985C2 (en) * | 1997-07-23 | 2004-02-20 | Циба Спешиалти Кемикалз Холдинг Инк. | Inhibition of cellulose and paper yellowing by the use of nitroxides and other simultaneously introduced additives |
US6080534A (en) * | 1998-08-27 | 2000-06-27 | Eastman Kodak Company | Imaging element with a substrate containing hindered amine stabilizer |
US5998119A (en) * | 1998-08-27 | 1999-12-07 | Eastman Kodak Company | Imaging element with a substrate containing low molecular weight hindered amine stabilizer |
-
2001
- 2001-04-19 WO PCT/CA2001/000543 patent/WO2001079605A2/en active Application Filing
- 2001-04-19 CA CA002405662A patent/CA2405662A1/en not_active Abandoned
- 2001-04-19 AU AU2001254542A patent/AU2001254542A1/en not_active Abandoned
- 2001-04-19 JP JP2001576985A patent/JP2004504500A/en active Pending
-
2002
- 2002-10-15 NO NO20024957A patent/NO20024957D0/en not_active Application Discontinuation
- 2002-10-15 SE SE0203040A patent/SE525893C2/en not_active IP Right Cessation
- 2002-10-18 FI FI20021862A patent/FI20021862A/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO2001079605A2 (en) | 2001-10-25 |
AU2001254542A1 (en) | 2001-10-30 |
CA2405662A1 (en) | 2001-10-25 |
SE0203040D0 (en) | 2002-10-15 |
FI20021862A (en) | 2002-10-18 |
WO2001079605A3 (en) | 2002-02-28 |
NO20024957L (en) | 2002-10-15 |
NO20024957D0 (en) | 2002-10-15 |
SE525893C2 (en) | 2005-05-24 |
JP2004504500A (en) | 2004-02-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |