DE58907179D1 - Verfahren zur Herstellung von mechanischem Holzstoff und von Papier, das diesen Holzstoff enthält. - Google Patents
Verfahren zur Herstellung von mechanischem Holzstoff und von Papier, das diesen Holzstoff enthält.Info
- Publication number
- DE58907179D1 DE58907179D1 DE89122946T DE58907179T DE58907179D1 DE 58907179 D1 DE58907179 D1 DE 58907179D1 DE 89122946 T DE89122946 T DE 89122946T DE 58907179 T DE58907179 T DE 58907179T DE 58907179 D1 DE58907179 D1 DE 58907179D1
- Authority
- DE
- Germany
- Prior art keywords
- wood pulp
- paper containing
- production
- mechanical
- pulp
- 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 - Lifetime
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
- 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
- D21C3/00—Pulping cellulose-containing materials
-
- 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
- D21H21/02—Agents for preventing deposition on the paper mill equipment, e.g. pitch or slime control
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- Paper (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Making Paper Articles (AREA)
- Working-Up Tar And Pitch (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Materials For Medical Uses (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63314408A JPH02160997A (ja) | 1988-12-13 | 1988-12-13 | ピッチトラブル防止法 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE58907179D1 true DE58907179D1 (de) | 1994-04-14 |
Family
ID=18052986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89122946T Expired - Lifetime DE58907179D1 (de) | 1988-12-13 | 1989-12-12 | Verfahren zur Herstellung von mechanischem Holzstoff und von Papier, das diesen Holzstoff enthält. |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0374700B1 (de) |
JP (1) | JPH02160997A (de) |
AT (1) | ATE102667T1 (de) |
AU (1) | AU622738B2 (de) |
CA (1) | CA2005087C (de) |
DE (1) | DE58907179D1 (de) |
ES (1) | ES2052874T3 (de) |
FI (1) | FI96520C (de) |
NO (1) | NO174433C (de) |
NZ (1) | NZ231637A (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA904441B (en) * | 1989-06-22 | 1991-03-27 | Int Paper Co | Enzymatic delignification of lignocellulosic material |
NZ235983A (en) * | 1989-11-08 | 1993-01-27 | Novo Nordisk As | Process for hydrolysis of resins in lignocellulosic pulp using enzymes simultaneously with peroxy bleaching; ctmp fluff-pulp and absorbent articles produced therefrom |
FI88315C (fi) * | 1990-04-04 | 1993-04-26 | Enso Gutzeit Oy | Foerfarande foer blekning av cellulosamassa |
GB9018426D0 (en) * | 1990-08-22 | 1990-10-03 | Sandoz Ltd | Improvements in or relating to novel compounds |
DK249990D0 (da) * | 1990-10-17 | 1990-10-17 | Novo Nordisk As | Fremgangsmaade til enzymatisk pulpbehandling |
JPH04240286A (ja) * | 1991-01-25 | 1992-08-27 | Novo Nordisk As | 耐熱性リパーゼによるピッチトラブル防止法 |
FI93230C (fi) * | 1991-03-22 | 1995-03-10 | Genencor Int Europ | Menetelmä mekaanisen massan pihkavaikeuksien vähentämiseksi |
NZ242307A (en) * | 1991-04-10 | 1993-02-25 | Novo Nordisk As | Hydrolysing water insoluble ester with a lipase using an aluminium salt to increase reaction rate |
US5616215A (en) * | 1991-04-19 | 1997-04-01 | Novo Nordisk A/S | Method of making paper from pulp treated with lipase and an aluminum salt |
US5667634A (en) * | 1991-05-01 | 1997-09-16 | Novo Nordisk A/S | Method for controlling pitch deposits in papermaking process using lipase and polyelectrolyte |
CA2109112C (en) * | 1991-05-01 | 2003-01-14 | Yuko Fujita | Lipase-catalyzed ester hydrolysis |
US5256252A (en) * | 1992-07-15 | 1993-10-26 | Nalco Chemical Company | Method for controlling pitch deposits using lipase and cationic polymer |
FR2727130B1 (fr) * | 1994-11-21 | 1996-12-20 | Elf Aquitaine | Procede de pretraitement enzymatique des deblais de forage |
KR100369729B1 (ko) | 1998-10-13 | 2003-02-05 | 미쯔이카가쿠 가부시기가이샤 | 바인더조성물을 함유해서 이루어진 보드 |
EP1280919A2 (de) | 2000-04-28 | 2003-02-05 | Novozymes A/S | Varianten eines lipolytischen enzyms |
ES2323947T3 (es) | 2001-01-10 | 2009-07-28 | Novozymes A/S | Variante de enzima lipolitica. |
JP2009508019A (ja) * | 2005-09-13 | 2009-02-26 | ジョンソンディーバーシー・インコーポレーテッド | 紙製品の製造に使用する方法 |
CN104662225B (zh) * | 2012-06-22 | 2017-07-28 | 巴克曼实验室国际公司 | 在造纸过程中使用脂肪酶和氧化剂的组合控制沥青的方法及其制品 |
MX2020001159A (es) | 2013-07-19 | 2021-07-07 | Danisco Us Inc | Composiciones y metodos que comprenden una variante de enzima lipolitica. |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA758488A (en) * | 1967-05-09 | C. Jenness Lyle | Process for treating paper pulp | |
GB1189604A (en) * | 1965-07-20 | 1970-04-29 | Mo Och Domsjoe Ab | A process for Removing Resin Constituents from Wood Chips |
JP2691735B2 (ja) * | 1988-07-29 | 1997-12-17 | サンノプコ株式会社 | 製紙用ピッチ付着防止剤 |
-
1988
- 1988-12-13 JP JP63314408A patent/JPH02160997A/ja active Granted
-
1989
- 1989-12-01 AU AU45822/89A patent/AU622738B2/en not_active Expired
- 1989-12-05 NZ NZ231637A patent/NZ231637A/en unknown
- 1989-12-11 CA CA002005087A patent/CA2005087C/en not_active Expired - Lifetime
- 1989-12-11 FI FI895901A patent/FI96520C/fi active IP Right Grant
- 1989-12-12 DE DE89122946T patent/DE58907179D1/de not_active Expired - Lifetime
- 1989-12-12 EP EP89122946A patent/EP0374700B1/de not_active Expired - Lifetime
- 1989-12-12 ES ES89122946T patent/ES2052874T3/es not_active Expired - Lifetime
- 1989-12-12 AT AT89122946T patent/ATE102667T1/de not_active IP Right Cessation
- 1989-12-12 NO NO894988A patent/NO174433C/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0374700B1 (de) | 1994-03-09 |
FI96520C (fi) | 1996-07-10 |
NO894988D0 (no) | 1989-12-12 |
CA2005087A1 (en) | 1990-06-13 |
FI96520B (fi) | 1996-03-29 |
JPH02160997A (ja) | 1990-06-20 |
CA2005087C (en) | 1998-12-01 |
ES2052874T3 (es) | 1994-07-16 |
ATE102667T1 (de) | 1994-03-15 |
NO174433C (no) | 1994-05-04 |
AU4582289A (en) | 1990-06-21 |
EP0374700A2 (de) | 1990-06-27 |
FI895901A0 (fi) | 1989-12-11 |
NO894988L (no) | 1990-06-14 |
JPH0429794B2 (de) | 1992-05-19 |
NO174433B (no) | 1994-01-24 |
EP0374700A3 (de) | 1991-11-21 |
AU622738B2 (en) | 1992-04-16 |
NZ231637A (en) | 1991-06-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |