CA1037754A - Use of thermomechanical pulp in a high bulk tissue papermaking process - Google Patents
Use of thermomechanical pulp in a high bulk tissue papermaking processInfo
- Publication number
- CA1037754A CA1037754A CA246,969A CA246969A CA1037754A CA 1037754 A CA1037754 A CA 1037754A CA 246969 A CA246969 A CA 246969A CA 1037754 A CA1037754 A CA 1037754A
- Authority
- CA
- Canada
- Prior art keywords
- web
- percent
- pulp
- roll
- paper web
- 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
- 238000000034 method Methods 0.000 title claims abstract description 105
- 230000008569 process Effects 0.000 title claims abstract description 90
- 229920001131 Pulp (paper) Polymers 0.000 title claims abstract description 52
- 239000004744 fabric Substances 0.000 claims abstract description 78
- 238000001035 drying Methods 0.000 claims abstract description 24
- 230000002745 absorbent Effects 0.000 claims abstract description 22
- 239000002250 absorbent Substances 0.000 claims abstract description 22
- 239000000835 fiber Substances 0.000 claims description 92
- 230000000930 thermomechanical effect Effects 0.000 claims description 20
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 229920002401 polyacrylamide Polymers 0.000 claims description 2
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 238000009740 moulding (composite fabrication) Methods 0.000 description 64
- 239000000123 paper Substances 0.000 description 55
- 238000004537 pulping Methods 0.000 description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 22
- 239000000047 product Substances 0.000 description 21
- 239000000243 solution Substances 0.000 description 18
- 238000004061 bleaching Methods 0.000 description 17
- 238000012546 transfer Methods 0.000 description 17
- 229920005610 lignin Polymers 0.000 description 15
- 239000003795 chemical substances by application Substances 0.000 description 13
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 12
- 239000000126 substance Substances 0.000 description 12
- 239000002655 kraft paper Substances 0.000 description 10
- 239000011122 softwood Substances 0.000 description 9
- 239000002023 wood Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 150000002978 peroxides Chemical class 0.000 description 8
- 238000007670 refining Methods 0.000 description 7
- 244000283070 Abies balsamea Species 0.000 description 6
- 235000007173 Abies balsamea Nutrition 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 239000011121 hardwood Substances 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical class [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 210000000481 breast Anatomy 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 150000001455 metallic ions Chemical class 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229920000728 polyester Polymers 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 229920002522 Wood fibre Polymers 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000009966 trimming Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000002025 wood fiber Substances 0.000 description 3
- 241001564395 Alnus rubra Species 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 235000019341 magnesium sulphate Nutrition 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 241000208140 Acer Species 0.000 description 1
- 102000007469 Actins Human genes 0.000 description 1
- 108010085238 Actins Proteins 0.000 description 1
- NOWKCMXCCJGMRR-UHFFFAOYSA-N Aziridine Chemical compound C1CN1 NOWKCMXCCJGMRR-UHFFFAOYSA-N 0.000 description 1
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- 241000218631 Coniferophyta Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- 240000000731 Fagus sylvatica Species 0.000 description 1
- 235000010099 Fagus sylvatica Nutrition 0.000 description 1
- 241000446313 Lamella Species 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910000792 Monel Inorganic materials 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 229920002873 Polyethylenimine Polymers 0.000 description 1
- 241000219000 Populus Species 0.000 description 1
- 241000219492 Quercus Species 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- LHJQIRIGXXHNLA-UHFFFAOYSA-N calcium peroxide Chemical compound [Ca+2].[O-][O-] LHJQIRIGXXHNLA-UHFFFAOYSA-N 0.000 description 1
- 238000003421 catalytic decomposition reaction Methods 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 239000002738 chelating agent Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 description 1
- -1 dry-strength Polymers 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011094 fiberboard Substances 0.000 description 1
- 239000013305 flexible fiber Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000007602 hot air drying Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000011005 laboratory method Methods 0.000 description 1
- 229940070765 laurate Drugs 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000006174 pH buffer Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000013055 pulp slurry Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- PFUVRDFDKPNGAV-UHFFFAOYSA-N sodium peroxide Chemical compound [Na+].[Na+].[O-][O-] PFUVRDFDKPNGAV-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 235000010269 sulphur dioxide Nutrition 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000011282 treatment Methods 0.000 description 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/10—Mixtures of chemical and mechanical pulp
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/28—Polysaccharides or their derivatives
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
- D21F11/006—Making patterned paper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N1/00—Pretreatment of moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/10—Moulding of mats
-
- 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
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
- D21H17/375—Poly(meth)acrylamide
-
- 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
- D21H21/18—Reinforcing agents
- D21H21/20—Wet strength agents
-
- 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
- D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
- D21H25/005—Mechanical treatment
Landscapes
- Health & Medical Sciences (AREA)
- Hematology (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Paper (AREA)
- Nonwoven Fabrics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55437875A | 1975-03-03 | 1975-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1037754A true CA1037754A (en) | 1978-09-05 |
Family
ID=24213104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA246,969A Expired CA1037754A (en) | 1975-03-03 | 1976-03-02 | Use of thermomechanical pulp in a high bulk tissue papermaking process |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4120747A (enExample) |
| JP (1) | JPS51143703A (enExample) |
| BE (1) | BE839141A (enExample) |
| CA (1) | CA1037754A (enExample) |
| DE (1) | DE2608269A1 (enExample) |
| ES (1) | ES445717A1 (enExample) |
| FI (1) | FI760544A7 (enExample) |
| FR (1) | FR2303116A1 (enExample) |
| GB (1) | GB1533045A (enExample) |
| IT (1) | IT1056817B (enExample) |
| NL (1) | NL7602190A (enExample) |
| SE (1) | SE7602750L (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6913673B2 (en) | 2001-12-19 | 2005-07-05 | Kimberly-Clark Worldwide, Inc. | Heated embossing and ply attachment |
Families Citing this family (47)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI771295A7 (fi) * | 1977-04-22 | 1978-10-23 | Nokia Oy Ab | Tissuepappersmaskin |
| IN149759B (enExample) * | 1978-02-21 | 1982-04-03 | Johnson & Johnson | |
| US4226237A (en) * | 1979-01-30 | 1980-10-07 | Johnson & Johnson | Layered absorbent structure |
| US4247362A (en) * | 1979-05-21 | 1981-01-27 | The Buckeye Cellulose Corporation | High yield fiber sheets |
| US4391670A (en) * | 1981-10-07 | 1983-07-05 | International Paper Company | Low energy TMP furnish of improved strength by ozonation and press drying |
| US4464224A (en) * | 1982-06-30 | 1984-08-07 | Cip Inc. | Process for manufacture of high bulk paper |
| US4488932A (en) * | 1982-08-18 | 1984-12-18 | James River-Dixie/Northern, Inc. | Fibrous webs of enhanced bulk and method of manufacturing same |
| US4536432A (en) * | 1984-04-18 | 1985-08-20 | Personal Products Co. | Stabilized absorbent structure and method of making same |
| US4734162A (en) * | 1985-08-14 | 1988-03-29 | The Procter & Gamble Company | Hardwood pulp having a tactile sense of softness, and tissue paper webs thereof |
| US4731161A (en) * | 1986-07-31 | 1988-03-15 | Union Camp Corporation | Semibleaching liquor for Kraft paper products |
| US5048589A (en) * | 1988-05-18 | 1991-09-17 | Kimberly-Clark Corporation | Non-creped hand or wiper towel |
| US5188708A (en) * | 1989-02-15 | 1993-02-23 | Union Camp Patent Holding, Inc. | Process for high consistency oxygen delignification followed by ozone relignification |
| US5211811A (en) * | 1989-02-15 | 1993-05-18 | Union Camp Patent Holding, Inc. | Process for high consistency oxygen delignification of alkaline treated pulp followed by ozone delignification |
| US5085734A (en) * | 1989-02-15 | 1992-02-04 | Union Camp Patent Holding, Inc. | Methods of high consistency oxygen delignification using a low consistency alkali pretreatment |
| US5525195A (en) * | 1989-02-15 | 1996-06-11 | Union Camp Patent Holding, Inc. | Process for high consistency delignification using a low consistency alkali pretreatment |
| US5173153A (en) * | 1991-01-03 | 1992-12-22 | Union Camp Patent Holding, Inc. | Process for enhanced oxygen delignification using high consistency and a split alkali addition |
| US5409570A (en) * | 1989-02-15 | 1995-04-25 | Union Camp Patent Holding, Inc. | Process for ozone bleaching of oxygen delignified pulp while conveying the pulp through a reaction zone |
| US5217574A (en) * | 1989-02-15 | 1993-06-08 | Union Camp Patent Holdings Inc. | Process for oxygen delignifying high consistency pulp by removing and recycling pressate from alkaline pulp |
| US5164044A (en) * | 1990-05-17 | 1992-11-17 | Union Camp Patent Holding, Inc. | Environmentally improved process for bleaching lignocellulosic materials with ozone |
| US5164043A (en) * | 1990-05-17 | 1992-11-17 | Union Camp Patent Holding, Inc. | Environmentally improved process for bleaching lignocellulosic materials with ozone |
| SE500524C2 (sv) * | 1990-09-12 | 1994-07-11 | Eka Nobel Ab | Mjukt papper med hög styrka samt förfarande för dess framställning |
| US5336373A (en) * | 1992-12-29 | 1994-08-09 | Scott Paper Company | Method for making a strong, bulky, absorbent paper sheet using restrained can drying |
| US5667636A (en) * | 1993-03-24 | 1997-09-16 | Kimberly-Clark Worldwide, Inc. | Method for making smooth uncreped throughdried sheets |
| US5399412A (en) * | 1993-05-21 | 1995-03-21 | Kimberly-Clark Corporation | Uncreped throughdried towels and wipers having high strength and absorbency |
| US5607551A (en) * | 1993-06-24 | 1997-03-04 | Kimberly-Clark Corporation | Soft tissue |
| US5554259A (en) * | 1993-10-01 | 1996-09-10 | Union Camp Patent Holdings, Inc. | Reduction of salt scale precipitation by control of process stream Ph and salt concentration |
| CA2141181A1 (en) * | 1994-09-21 | 1996-03-22 | Kimberly-Clark Worldwide, Inc. | Wet-resilient webs |
| SE505388C2 (sv) * | 1995-11-24 | 1997-08-18 | Sca Hygiene Paper Ab | Mjukt, bulkigt, absorberande papper innehållande kemitermomekanisk massa |
| US6096169A (en) | 1996-05-14 | 2000-08-01 | Kimberly-Clark Worldwide, Inc. | Method for making cellulosic web with reduced energy input |
| US6143135A (en) | 1996-05-14 | 2000-11-07 | Kimberly-Clark Worldwide, Inc. | Air press for dewatering a wet web |
| US6083346A (en) | 1996-05-14 | 2000-07-04 | Kimberly-Clark Worldwide, Inc. | Method of dewatering wet web using an integrally sealed air press |
| US6149767A (en) | 1997-10-31 | 2000-11-21 | Kimberly-Clark Worldwide, Inc. | Method for making soft tissue |
| US6197154B1 (en) | 1997-10-31 | 2001-03-06 | Kimberly-Clark Worldwide, Inc. | Low density resilient webs and methods of making such webs |
| US6187137B1 (en) | 1997-10-31 | 2001-02-13 | Kimberly-Clark Worldwide, Inc. | Method of producing low density resilient webs |
| US6306257B1 (en) | 1998-06-17 | 2001-10-23 | Kimberly-Clark Worldwide, Inc. | Air press for dewatering a wet web |
| US6280573B1 (en) | 1998-08-12 | 2001-08-28 | Kimberly-Clark Worldwide, Inc. | Leakage control system for treatment of moving webs |
| US6318727B1 (en) | 1999-11-05 | 2001-11-20 | Kimberly-Clark Worldwide, Inc. | Apparatus for maintaining a fluid seal with a moving substrate |
| DE10134906A1 (de) * | 2001-07-18 | 2003-02-06 | Voith Paper Patent Gmbh | Verfahren und Vorrichtung zur Herstellung einer mit einer dreidimensionalen Struktur versehenen Faserstoffbahn |
| US7622020B2 (en) * | 2002-04-23 | 2009-11-24 | Georgia-Pacific Consumer Products Lp | Creped towel and tissue incorporating high yield fiber |
| US7749355B2 (en) | 2005-09-16 | 2010-07-06 | The Procter & Gamble Company | Tissue paper |
| US7744723B2 (en) | 2006-05-03 | 2010-06-29 | The Procter & Gamble Company | Fibrous structure product with high softness |
| RU2313502C1 (ru) * | 2006-05-31 | 2007-12-27 | Государственное научное учреждение Всероссийский научно-исследовательский, проектно-технологический институт механизации льноводства Россельхозакадемии (ГНУ ВНИПТИМЛ Россельхозакадемии) | Способ получения органического строительного материала на основе льняной костры |
| US20080087390A1 (en) * | 2006-10-11 | 2008-04-17 | Fort James Corporation | Multi-step pulp bleaching |
| EP2569468B2 (en) * | 2010-05-11 | 2019-12-18 | FPInnovations | Cellulose nanofilaments and method to produce same |
| FI127368B (fi) | 2013-06-20 | 2018-04-30 | Metsae Board Oyj | Menetelmä kuituradan valmistamiseksi sekä kuitutuote |
| CN108914668B (zh) * | 2018-07-16 | 2021-04-02 | 天津科技大学 | 一种提高竹浆纤维柔软度的方法 |
| WO2024133425A1 (en) * | 2022-12-21 | 2024-06-27 | Billerud Aktiebolag (Publ) | Two-step impregnation in production of ctmp from maple wood |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3301746A (en) * | 1964-04-13 | 1967-01-31 | Procter & Gamble | Process for forming absorbent paper by imprinting a fabric knuckle pattern thereon prior to drying and paper thereof |
| US3773610A (en) * | 1970-12-11 | 1973-11-20 | Bauer Bros Co | Pressurized system for pulp refining including pressurized double disk treatment |
| CA970111A (en) * | 1970-12-21 | 1975-07-01 | Rudra P. Singh | Preparation of wood pulp |
| US3821068A (en) * | 1972-10-17 | 1974-06-28 | Scott Paper Co | Soft,absorbent,fibrous,sheet material formed by avoiding mechanical compression of the fiber furnish until the sheet is at least 80% dry |
-
1976
- 1976-02-27 SE SE7602750A patent/SE7602750L/xx unknown
- 1976-02-28 DE DE19762608269 patent/DE2608269A1/de not_active Withdrawn
- 1976-03-02 FR FR7605868A patent/FR2303116A1/fr active Pending
- 1976-03-02 IT IT7620779A patent/IT1056817B/it active
- 1976-03-02 FI FI760544A patent/FI760544A7/fi not_active Application Discontinuation
- 1976-03-02 CA CA246,969A patent/CA1037754A/en not_active Expired
- 1976-03-03 ES ES445717A patent/ES445717A1/es not_active Expired
- 1976-03-03 JP JP51023039A patent/JPS51143703A/ja active Pending
- 1976-03-03 BE BE164814A patent/BE839141A/xx unknown
- 1976-03-03 NL NL7602190A patent/NL7602190A/xx not_active Application Discontinuation
- 1976-03-03 GB GB8114/76A patent/GB1533045A/en not_active Expired
-
1977
- 1977-07-18 US US05/817,073 patent/US4120747A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6913673B2 (en) | 2001-12-19 | 2005-07-05 | Kimberly-Clark Worldwide, Inc. | Heated embossing and ply attachment |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2608269A1 (de) | 1976-09-23 |
| BE839141A (fr) | 1976-09-03 |
| FR2303116A1 (fr) | 1976-10-01 |
| NL7602190A (nl) | 1976-09-07 |
| JPS51143703A (en) | 1976-12-10 |
| GB1533045A (en) | 1978-11-22 |
| ES445717A1 (es) | 1977-10-01 |
| IT1056817B (it) | 1982-02-20 |
| SE7602750L (sv) | 1976-09-06 |
| US4120747A (en) | 1978-10-17 |
| FI760544A7 (enExample) | 1976-09-04 |
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