FI895901A0 - Method for preventing resin difficulties - Google Patents
Method for preventing resin difficultiesInfo
- Publication number
- FI895901A0 FI895901A0 FI895901A FI895901A FI895901A0 FI 895901 A0 FI895901 A0 FI 895901A0 FI 895901 A FI895901 A FI 895901A FI 895901 A FI895901 A FI 895901A FI 895901 A0 FI895901 A0 FI 895901A0
- Authority
- FI
- Finland
- Prior art keywords
- preventing resin
- difficulties
- resin difficulties
- mechanical pulp
- pulp
- Prior art date
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
Abstract
A process for preparing mechanical pulp and/or paper containing the mechanical pulp is described, wherein an acylglycerol lipase is used. The process according to the invention avoids the problems caused by the resins in the preparation of mechanical pulp and/or paper containing said pulp.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP31440888 | 1988-12-13 | ||
JP63314408A JPH02160997A (en) | 1988-12-13 | 1988-12-13 | Method for preventing trouble by pitch |
Publications (3)
Publication Number | Publication Date |
---|---|
FI895901A0 true FI895901A0 (en) | 1989-12-11 |
FI96520B FI96520B (en) | 1996-03-29 |
FI96520C FI96520C (en) | 1996-07-10 |
Family
ID=18052986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI895901A FI96520C (en) | 1988-12-13 | 1989-12-11 | Procedure for the prevention of resin difficulties |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0374700B1 (en) |
JP (1) | JPH02160997A (en) |
AT (1) | ATE102667T1 (en) |
AU (1) | AU622738B2 (en) |
CA (1) | CA2005087C (en) |
DE (1) | DE58907179D1 (en) |
ES (1) | ES2052874T3 (en) |
FI (1) | FI96520C (en) |
NO (1) | NO174433C (en) |
NZ (1) | NZ231637A (en) |
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 (en) * | 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 (en) * | 1990-10-17 | 1990-10-17 | Novo Nordisk As | PROCEDURE FOR ENZYMATIC PULP TREATMENT |
JPH04240286A (en) * | 1991-01-25 | 1992-08-27 | Novo Nordisk As | Method for preventing pitch trouble caused by heat resisting lipase |
FI93230C (en) * | 1991-03-22 | 1995-03-10 | Genencor Int Europ | Method for reducing resin difficulties in mechanical pulp |
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 |
DE69203450T2 (en) * | 1991-05-01 | 1995-12-14 | Novo Nordisk As | LIPASE-CATALYZED ESTER HYDROLYSIS. |
US5667634A (en) * | 1991-05-01 | 1997-09-16 | Novo Nordisk A/S | Method for controlling pitch deposits in papermaking process using lipase and polyelectrolyte |
US5256252A (en) * | 1992-07-15 | 1993-10-26 | Nalco Chemical Company | Method for controlling pitch deposits using lipase and cationic polymer |
FR2727130B1 (en) * | 1994-11-21 | 1996-12-20 | Elf Aquitaine | PROCESS FOR THE ENZYMATIC PRETREATMENT OF WELLBORE |
CA2312894A1 (en) | 1998-10-13 | 2000-04-20 | Hideki Todoroki | Binder composition and process for the production of a board using the same |
AU2001254622A1 (en) | 2000-04-28 | 2001-11-12 | Novozymes A/S | Laccase mutants |
DK1352057T3 (en) | 2001-01-10 | 2009-07-20 | Novozymes As | Apolytic enzyme variant |
JP2009508019A (en) * | 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 | Methods used for the manufacture of paper products |
NZ702937A (en) * | 2012-06-22 | 2016-07-29 | Buckman Lab Int Inc | Methods of using combinations of a lipase and an oxidant for pitch control in paper making processes and products thereof |
EP3022299B1 (en) | 2013-07-19 | 2020-03-18 | Danisco US Inc. | Compositions and methods comprising a lipolytic enzyme variant |
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 (en) * | 1988-07-29 | 1997-12-17 | サンノプコ株式会社 | Pitch adhesion prevention agent for papermaking |
-
1988
- 1988-12-13 JP JP63314408A patent/JPH02160997A/en 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/en active IP Right Grant
- 1989-12-12 DE DE89122946T patent/DE58907179D1/en not_active Expired - Lifetime
- 1989-12-12 ES ES89122946T patent/ES2052874T3/en not_active Expired - Lifetime
- 1989-12-12 EP EP89122946A patent/EP0374700B1/en not_active Expired - Lifetime
- 1989-12-12 NO NO894988A patent/NO174433C/en not_active IP Right Cessation
- 1989-12-12 AT AT89122946T patent/ATE102667T1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NO174433C (en) | 1994-05-04 |
NO894988D0 (en) | 1989-12-12 |
ES2052874T3 (en) | 1994-07-16 |
FI96520C (en) | 1996-07-10 |
CA2005087C (en) | 1998-12-01 |
JPH0429794B2 (en) | 1992-05-19 |
NZ231637A (en) | 1991-06-25 |
ATE102667T1 (en) | 1994-03-15 |
AU622738B2 (en) | 1992-04-16 |
DE58907179D1 (en) | 1994-04-14 |
EP0374700A2 (en) | 1990-06-27 |
NO894988L (en) | 1990-06-14 |
AU4582289A (en) | 1990-06-21 |
NO174433B (en) | 1994-01-24 |
FI96520B (en) | 1996-03-29 |
CA2005087A1 (en) | 1990-06-13 |
EP0374700B1 (en) | 1994-03-09 |
JPH02160997A (en) | 1990-06-20 |
EP0374700A3 (en) | 1991-11-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
HC | Name/ company changed in application |
Owner name: NIPPON PAPER INDUSTRIES CO., LTD |
|
BB | Publication of examined application | ||
FG | Patent granted |
Owner name: NIPPON PAPER INDUSTRIES CO., LTD. |