ES416085A1 - Un proceso para la preparacion de pastas solubles adecuadaspara su uso en la preparacion de rayon viscoxi. - Google Patents
Un proceso para la preparacion de pastas solubles adecuadaspara su uso en la preparacion de rayon viscoxi.Info
- Publication number
- ES416085A1 ES416085A1 ES416085A ES416085A ES416085A1 ES 416085 A1 ES416085 A1 ES 416085A1 ES 416085 A ES416085 A ES 416085A ES 416085 A ES416085 A ES 416085A ES 416085 A1 ES416085 A1 ES 416085A1
- Authority
- ES
- Spain
- Prior art keywords
- bleaching
- refining process
- preparation
- dissolving pulps
- producing dissolving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
- D21C9/083—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with inorganic compounds
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00263954A US3817825A (en) | 1972-06-19 | 1972-06-19 | Bleaching and refining process for producing dissolving pulps |
Publications (1)
Publication Number | Publication Date |
---|---|
ES416085A1 true ES416085A1 (es) | 1976-02-16 |
Family
ID=23003954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES416085A Expired ES416085A1 (es) | 1972-06-19 | 1973-06-19 | Un proceso para la preparacion de pastas solubles adecuadaspara su uso en la preparacion de rayon viscoxi. |
Country Status (5)
Country | Link |
---|---|
US (1) | US3817825A (es) |
CA (1) | CA988660A (es) |
ES (1) | ES416085A1 (es) |
FI (1) | FI60735C (es) |
SE (1) | SE403151B (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4239906A (en) * | 1979-06-07 | 1980-12-16 | Standard Brands Incorporated | Method for obtaining a purified cellulose product from corn hulls |
US4568420B1 (en) * | 1984-12-03 | 1999-03-02 | Int Paper Co | Multi-stage bleaching process including an enhanced oxidative extraction stage |
WO2018144309A1 (en) | 2017-01-31 | 2018-08-09 | Kimberly-Clark Worldwide, Inc. | High bulk tissue comprising cross-linked fibers |
US11970819B2 (en) | 2020-01-30 | 2024-04-30 | Kimberly-Clark Worldwide, Inc. | Tissue products comprising crosslinked fibers |
-
1972
- 1972-06-19 US US00263954A patent/US3817825A/en not_active Expired - Lifetime
-
1973
- 1973-05-31 FI FI1772/73A patent/FI60735C/fi active
- 1973-06-15 SE SE7308428A patent/SE403151B/xx unknown
- 1973-06-18 CA CA174,343A patent/CA988660A/en not_active Expired
- 1973-06-19 ES ES416085A patent/ES416085A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FI60735B (fi) | 1981-11-30 |
SE403151B (sv) | 1978-07-31 |
US3817825A (en) | 1974-06-18 |
CA988660A (en) | 1976-05-11 |
FI60735C (fi) | 1982-03-10 |
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