FR2709765B1 - Process for treating paper pulp and enzymatic aqueous preparation for its implementation. - Google Patents
Process for treating paper pulp and enzymatic aqueous preparation for its implementation.Info
- Publication number
- FR2709765B1 FR2709765B1 FR9311010A FR9311010A FR2709765B1 FR 2709765 B1 FR2709765 B1 FR 2709765B1 FR 9311010 A FR9311010 A FR 9311010A FR 9311010 A FR9311010 A FR 9311010A FR 2709765 B1 FR2709765 B1 FR 2709765B1
- Authority
- FR
- France
- Prior art keywords
- implementation
- paper pulp
- aqueous preparation
- treating paper
- enzymatic aqueous
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
- C12N11/14—Enzymes or microbial cells immobilised on or in an inorganic carrier
-
- 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Organic Chemistry (AREA)
- Biochemistry (AREA)
- Genetics & Genomics (AREA)
- Microbiology (AREA)
- Inorganic Chemistry (AREA)
- Biotechnology (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Paper (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9311010A FR2709765B1 (en) | 1993-09-10 | 1993-09-10 | Process for treating paper pulp and enzymatic aqueous preparation for its implementation. |
PCT/FR1994/001052 WO1995007385A1 (en) | 1993-09-10 | 1994-09-07 | Method for the treatment of paper pulp and enzymatic aqueous preparation for carrying out same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9311010A FR2709765B1 (en) | 1993-09-10 | 1993-09-10 | Process for treating paper pulp and enzymatic aqueous preparation for its implementation. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2709765A1 FR2709765A1 (en) | 1995-03-17 |
FR2709765B1 true FR2709765B1 (en) | 1995-11-24 |
Family
ID=9450912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9311010A Expired - Fee Related FR2709765B1 (en) | 1993-09-10 | 1993-09-10 | Process for treating paper pulp and enzymatic aqueous preparation for its implementation. |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2709765B1 (en) |
WO (1) | WO1995007385A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0760406A3 (en) * | 1995-08-24 | 1997-09-17 | Nalco Canada Inc | Combination of poly (dadmac/acrylamide) and bentonite for deposition control in papermaking processes |
WO2001004417A1 (en) * | 1999-07-09 | 2001-01-18 | Naintsch Mineralwerke Gmbh | Use of talcum in the manufacture of paper and a method for the same |
US20060048908A1 (en) * | 2004-09-08 | 2006-03-09 | Enzymatic Deinking Technologies, Llc | System for control of stickies in recovered and virgin paper processing |
CN103243601A (en) * | 2013-04-27 | 2013-08-14 | 陕西科技大学 | Method for treating masson pine thermo-mechanical pulp resin by using combination of lipase, NaOH and talc powder |
CN103243600A (en) * | 2013-04-27 | 2013-08-14 | 陕西科技大学 | Method for reducing resin content in masson pine thermo mechanical pulp by combination of lipase and talcum powder |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2647807A1 (en) * | 1989-06-01 | 1990-12-07 | Elf Aquitaine | Enzymatic catalyst for hydrolysis or synthesis of ester bonds |
JPH03113092A (en) * | 1989-09-25 | 1991-05-14 | Honshu Paper Co Ltd | Pitch-controlling agent |
FR2676043B1 (en) * | 1991-05-02 | 1993-08-13 | Luzenac Talc | PROCESS FOR TREATING AN ENZYMATIC MEDIUM CONTAINING POLYPHENOLS WITH A VIEW TO PROTECTING ENZYMATIC ACTIVITY, AND APPLICATION IN PARTICULAR TO THE PURIFICATION OF WASTEWATER. |
-
1993
- 1993-09-10 FR FR9311010A patent/FR2709765B1/en not_active Expired - Fee Related
-
1994
- 1994-09-07 WO PCT/FR1994/001052 patent/WO1995007385A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO1995007385A1 (en) | 1995-03-16 |
FR2709765A1 (en) | 1995-03-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
ST | Notification of lapse |