FI68435C - Lignocellulosamaterial med foerbaettrad styrka avvattningsfoermaoga och malbarhet samt saett att framstaella detta - Google Patents
Lignocellulosamaterial med foerbaettrad styrka avvattningsfoermaoga och malbarhet samt saett att framstaella detta Download PDFInfo
- Publication number
- FI68435C FI68435C FI802653A FI802653A FI68435C FI 68435 C FI68435 C FI 68435C FI 802653 A FI802653 A FI 802653A FI 802653 A FI802653 A FI 802653A FI 68435 C FI68435 C FI 68435C
- Authority
- FI
- Finland
- Prior art keywords
- groups
- pulp
- acid
- grinding
- treated
- Prior art date
Links
- 101100148710 Clarkia breweri SAMT gene Proteins 0.000 title 1
- 239000012978 lignocellulosic material Substances 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 20
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 14
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical class OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical class OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 8
- 125000000129 anionic group Chemical group 0.000 claims description 6
- 125000002091 cationic group Chemical group 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 229910021529 ammonia Inorganic materials 0.000 claims description 5
- YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 claims description 5
- 150000007522 mineralic acids Chemical class 0.000 claims description 5
- DLYUQMMRRRQYAE-UHFFFAOYSA-N phosphorus pentoxide Inorganic materials O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 claims description 5
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 4
- 239000004202 carbamide Substances 0.000 claims description 4
- 150000007513 acids Chemical class 0.000 claims description 3
- 239000002585 base Substances 0.000 claims description 3
- 229920000137 polyphosphoric acid Chemical class 0.000 claims description 3
- 229910052783 alkali metal Inorganic materials 0.000 claims description 2
- 150000001340 alkali metals Chemical class 0.000 claims description 2
- 150000003863 ammonium salts Chemical class 0.000 claims description 2
- 229910052794 bromium Inorganic materials 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 229910052731 fluorine Inorganic materials 0.000 claims description 2
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical class CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 claims description 2
- 150000003018 phosphorus compounds Chemical class 0.000 claims description 2
- 150000003141 primary amines Chemical class 0.000 claims description 2
- 125000001453 quaternary ammonium group Chemical group 0.000 claims description 2
- 150000003464 sulfur compounds Chemical class 0.000 claims description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 claims 2
- 125000002843 carboxylic acid group Chemical group 0.000 claims 1
- PTMHPRAIXMAOOB-UHFFFAOYSA-N phosphoramidic acid Chemical class NP(O)(O)=O PTMHPRAIXMAOOB-UHFFFAOYSA-N 0.000 claims 1
- 150000003335 secondary amines Chemical class 0.000 claims 1
- 150000003512 tertiary amines Chemical class 0.000 claims 1
- 238000000227 grinding Methods 0.000 description 36
- 239000000523 sample Substances 0.000 description 20
- 239000000126 substance Substances 0.000 description 18
- 239000000835 fiber Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- 238000001035 drying Methods 0.000 description 10
- 239000013074 reference sample Substances 0.000 description 10
- 230000008569 process Effects 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- PUVAFTRIIUSGLK-UHFFFAOYSA-M trimethyl(oxiran-2-ylmethyl)azanium;chloride Chemical compound [Cl-].C[N+](C)(C)CC1CO1 PUVAFTRIIUSGLK-UHFFFAOYSA-M 0.000 description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- FOCAUTSVDIKZOP-UHFFFAOYSA-N chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000000123 paper Substances 0.000 description 6
- 229910052698 phosphorus Inorganic materials 0.000 description 6
- 239000011574 phosphorus Substances 0.000 description 6
- 239000011122 softwood Substances 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 5
- 229920002678 cellulose Polymers 0.000 description 5
- 239000001913 cellulose Substances 0.000 description 5
- 239000013068 control sample Substances 0.000 description 5
- 125000000524 functional group Chemical group 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 229910021653 sulphate ion Inorganic materials 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 150000008064 anhydrides Chemical class 0.000 description 3
- -1 cyclic anhydrides Chemical class 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 150000007524 organic acids Chemical class 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000008961 swelling Effects 0.000 description 3
- GEHMBYLTCISYNY-UHFFFAOYSA-N Ammonium sulfamate Chemical compound [NH4+].NS([O-])(=O)=O GEHMBYLTCISYNY-UHFFFAOYSA-N 0.000 description 2
- 239000005696 Diammonium phosphate Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 150000001735 carboxylic acids Chemical class 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 2
- 229910000388 diammonium phosphate Inorganic materials 0.000 description 2
- 235000019838 diammonium phosphate Nutrition 0.000 description 2
- 238000005886 esterification reaction Methods 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 235000005985 organic acids Nutrition 0.000 description 2
- 150000002924 oxiranes Chemical class 0.000 description 2
- 235000019832 sodium triphosphate Nutrition 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- PTHCMJGKKRQCBF-UHFFFAOYSA-N Cellulose, microcrystalline Chemical group OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC)C(CO)O1 PTHCMJGKKRQCBF-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000007171 acid catalysis Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 150000005303 alkyl halide derivatives Chemical class 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 238000006664 bond formation reaction Methods 0.000 description 1
- AYOCQODSVOEOHO-UHFFFAOYSA-N carbamoyl carbamate Chemical class NC(=O)OC(N)=O AYOCQODSVOEOHO-UHFFFAOYSA-N 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 150000001244 carboxylic acid anhydrides Chemical class 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 150000001733 carboxylic acid esters Chemical class 0.000 description 1
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 239000011111 cardboard Substances 0.000 description 1
- 206010061592 cardiac fibrillation Diseases 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 125000004965 chloroalkyl group Chemical group 0.000 description 1
- 150000003945 chlorohydrins Chemical class 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 230000002600 fibrillogenic effect Effects 0.000 description 1
- 229940083124 ganglion-blocking antiadrenergic secondary and tertiary amines Drugs 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 125000001188 haloalkyl group Chemical group 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000002763 monocarboxylic acids Chemical class 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004076 pulp bleaching Methods 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001180 sulfating effect Effects 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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
- D21C9/001—Modification of pulp properties
- D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
- D21C9/005—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives organic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Paper (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7907034 | 1979-08-23 | ||
| SE7907034A SE446888B (sv) | 1979-08-23 | 1979-08-23 | Sett att framstella lignocellulosamaterial med forbettrad styrka, avvattningsformaga och malbarhet |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI802653A7 FI802653A7 (fi) | 1981-02-24 |
| FI68435B FI68435B (fi) | 1985-05-31 |
| FI68435C true FI68435C (fi) | 1985-09-10 |
Family
ID=20338679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI802653A FI68435C (fi) | 1979-08-23 | 1980-08-22 | Lignocellulosamaterial med foerbaettrad styrka avvattningsfoermaoga och malbarhet samt saett att framstaella detta |
Country Status (5)
| Country | Link |
|---|---|
| BR (1) | BR8005334A (no) |
| CA (1) | CA1176243A (no) |
| FI (1) | FI68435C (no) |
| NO (1) | NO157340C (no) |
| SE (1) | SE446888B (no) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5049661A (en) * | 1989-01-19 | 1991-09-17 | Westvaco Corporation | Sulfonation of lignins |
| US5043433A (en) * | 1988-03-16 | 1991-08-27 | Westvaco Corporation | Oleum sulfonation of lignins |
| US5043432A (en) * | 1989-01-19 | 1991-08-27 | Westvaco Corporation | Sulfonation of lignins |
| US5043434A (en) * | 1989-01-19 | 1991-08-27 | Westvaco Corporation | Oleum sulfonation of lignins |
| SE536595C2 (sv) * | 2011-12-20 | 2014-03-18 | Domsjoe Fabriker Ab | Metod för att öka effektiviteten vid malning av en kemisk massa |
-
1979
- 1979-08-23 SE SE7907034A patent/SE446888B/sv not_active IP Right Cessation
-
1980
- 1980-08-22 FI FI802653A patent/FI68435C/fi not_active IP Right Cessation
- 1980-08-22 BR BR8005334A patent/BR8005334A/pt unknown
- 1980-08-22 CA CA000358943A patent/CA1176243A/en not_active Expired
- 1980-08-22 NO NO802506A patent/NO157340C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI802653A7 (fi) | 1981-02-24 |
| SE7907034L (sv) | 1981-02-24 |
| FI68435B (fi) | 1985-05-31 |
| BR8005334A (pt) | 1981-03-04 |
| NO157340B (no) | 1987-11-23 |
| NO157340C (no) | 1988-03-02 |
| SE446888B (sv) | 1986-10-13 |
| NO802506L (no) | 1981-02-24 |
| CA1176243A (en) | 1984-10-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: SOEDRA SKOGSAEGARNA AB Owner name: ALBY KLORAT AB |