AU748735B2 - A process for the production of paper - Google Patents
A process for the production of paper Download PDFInfo
- Publication number
- AU748735B2 AU748735B2 AU44015/99A AU4401599A AU748735B2 AU 748735 B2 AU748735 B2 AU 748735B2 AU 44015/99 A AU44015/99 A AU 44015/99A AU 4401599 A AU4401599 A AU 4401599A AU 748735 B2 AU748735 B2 AU 748735B2
- Authority
- AU
- Australia
- Prior art keywords
- suspension
- process according
- organic polymer
- cationic organic
- drainage
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims abstract description 53
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 239000000725 suspension Substances 0.000 claims abstract description 46
- 125000002091 cationic group Chemical group 0.000 claims abstract description 45
- 230000014759 maintenance of location Effects 0.000 claims abstract description 45
- 229920000620 organic polymer Polymers 0.000 claims abstract description 33
- 125000003118 aryl group Chemical group 0.000 claims abstract description 25
- 239000000945 filler Substances 0.000 claims abstract description 15
- 229920000642 polymer Polymers 0.000 claims description 84
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical class O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 59
- 239000000178 monomer Substances 0.000 claims description 46
- 125000000129 anionic group Chemical group 0.000 claims description 45
- 239000002245 particle Substances 0.000 claims description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical group NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 28
- 239000010954 inorganic particle Substances 0.000 claims description 19
- 125000004432 carbon atom Chemical group C* 0.000 claims description 16
- 239000013505 freshwater Substances 0.000 claims description 14
- 239000000440 bentonite Substances 0.000 claims description 12
- 229910000278 bentonite Inorganic materials 0.000 claims description 12
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 12
- 229920002554 vinyl polymer Polymers 0.000 claims description 12
- 150000001399 aluminium compounds Chemical class 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 8
- 125000000217 alkyl group Chemical group 0.000 claims description 5
- 125000002947 alkylene group Chemical group 0.000 claims description 5
- 150000001768 cations Chemical class 0.000 claims description 5
- DOKHEARVIDLSFF-UHFFFAOYSA-N prop-1-en-1-ol Chemical group CC=CO DOKHEARVIDLSFF-UHFFFAOYSA-N 0.000 claims description 4
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 3
- 230000003134 recirculating effect Effects 0.000 claims description 3
- 230000000052 comparative effect Effects 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 description 26
- -1 fine fibres Substances 0.000 description 23
- 239000000123 paper Substances 0.000 description 22
- 150000003839 salts Chemical class 0.000 description 22
- 238000007792 addition Methods 0.000 description 21
- 239000003795 chemical substances by application Substances 0.000 description 16
- 230000000694 effects Effects 0.000 description 15
- 239000000463 material Substances 0.000 description 15
- 239000000654 additive Substances 0.000 description 13
- 229910004298 SiO 2 Inorganic materials 0.000 description 12
- 239000000126 substance Substances 0.000 description 11
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 9
- 239000002253 acid Substances 0.000 description 9
- 239000004411 aluminium Substances 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 150000003926 acrylamides Chemical class 0.000 description 6
- 239000011575 calcium Substances 0.000 description 6
- 229920001577 copolymer Polymers 0.000 description 6
- 125000004985 dialkyl amino alkyl group Chemical group 0.000 description 6
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 5
- 229920001131 Pulp (paper) Polymers 0.000 description 5
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 5
- 229910052796 boron Inorganic materials 0.000 description 5
- 239000011734 sodium Substances 0.000 description 5
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 4
- MZVQCMJNVPIDEA-UHFFFAOYSA-N [CH2]CN(CC)CC Chemical group [CH2]CN(CC)CC MZVQCMJNVPIDEA-UHFFFAOYSA-N 0.000 description 4
- 239000001110 calcium chloride Substances 0.000 description 4
- 229910001628 calcium chloride Inorganic materials 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 150000004820 halides Chemical class 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 238000004513 sizing Methods 0.000 description 4
- 229910021653 sulphate ion Inorganic materials 0.000 description 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 3
- NJSSICCENMLTKO-HRCBOCMUSA-N [(1r,2s,4r,5r)-3-hydroxy-4-(4-methylphenyl)sulfonyloxy-6,8-dioxabicyclo[3.2.1]octan-2-yl] 4-methylbenzenesulfonate Chemical compound C1=CC(C)=CC=C1S(=O)(=O)O[C@H]1C(O)[C@@H](OS(=O)(=O)C=2C=CC(C)=CC=2)[C@@H]2OC[C@H]1O2 NJSSICCENMLTKO-HRCBOCMUSA-N 0.000 description 3
- 235000012211 aluminium silicate Nutrition 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 229940077746 antacid containing aluminium compound Drugs 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 125000001183 hydrocarbyl group Chemical group 0.000 description 3
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000011146 organic particle Substances 0.000 description 3
- 235000012239 silicon dioxide Nutrition 0.000 description 3
- 229910021647 smectite Inorganic materials 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 2
- 235000018185 Betula X alpestris Nutrition 0.000 description 2
- 235000018212 Betula X uliginosa Nutrition 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- JLDSOYXADOWAKB-UHFFFAOYSA-N aluminium nitrate Chemical compound [Al+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O JLDSOYXADOWAKB-UHFFFAOYSA-N 0.000 description 2
- 229910000323 aluminium silicate Inorganic materials 0.000 description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 description 2
- 229940073608 benzyl chloride Drugs 0.000 description 2
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 2
- 229920006317 cationic polymer Polymers 0.000 description 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
- 239000008119 colloidal silica Substances 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000004579 marble Substances 0.000 description 2
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 235000005985 organic acids Nutrition 0.000 description 2
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 2
- 239000001632 sodium acetate Substances 0.000 description 2
- 235000017281 sodium acetate Nutrition 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 2
- FAMIQNOUNCNXNK-UHFFFAOYSA-M 1-chloro-3-pyridin-1-ium-1-ylpropan-2-ol;chloride Chemical compound [Cl-].ClCC(O)C[N+]1=CC=CC=C1 FAMIQNOUNCNXNK-UHFFFAOYSA-M 0.000 description 1
- 125000000094 2-phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 description 1
- 229920002873 Polyethylenimine Polymers 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical class [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- NRGNIRIWTPPPCH-UHFFFAOYSA-N [3-(dimethylamino)-3-hydroxypropyl] prop-2-enoate Chemical compound CN(C)C(O)CCOC(=O)C=C NRGNIRIWTPPPCH-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000012644 addition polymerization Methods 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 125000005250 alkyl acrylate group Chemical group 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- PZZYQPZGQPZBDN-UHFFFAOYSA-N aluminium silicate Chemical compound O=[Al]O[Si](=O)O[Al]=O PZZYQPZGQPZBDN-UHFFFAOYSA-N 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- AGEZXYOZHKGVCM-UHFFFAOYSA-N benzyl bromide Chemical compound BrCC1=CC=CC=C1 AGEZXYOZHKGVCM-UHFFFAOYSA-N 0.000 description 1
- AAZVLNHLLNLZEE-UHFFFAOYSA-M benzyl-(3-chloro-2-hydroxypropyl)-dimethylazanium;chloride Chemical compound [Cl-].ClCC(O)C[N+](C)(C)CC1=CC=CC=C1 AAZVLNHLLNLZEE-UHFFFAOYSA-M 0.000 description 1
- ZGCZDEVLEULNLJ-UHFFFAOYSA-M benzyl-dimethyl-(2-prop-2-enoyloxyethyl)azanium;chloride Chemical compound [Cl-].C=CC(=O)OCC[N+](C)(C)CC1=CC=CC=C1 ZGCZDEVLEULNLJ-UHFFFAOYSA-M 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 238000005282 brightening Methods 0.000 description 1
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 235000010216 calcium carbonate Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 229920003118 cationic copolymer Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- NEHMKBQYUWJMIP-NJFSPNSNSA-N chloro(114C)methane Chemical compound [14CH3]Cl NEHMKBQYUWJMIP-NJFSPNSNSA-N 0.000 description 1
- ZTUMLBMROBHIIH-UHFFFAOYSA-N chloromethylbenzene;2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical group ClCC1=CC=CC=C1.CN(C)CCOC(=O)C(C)=C ZTUMLBMROBHIIH-UHFFFAOYSA-N 0.000 description 1
- CEJFYGPXPSZIID-UHFFFAOYSA-N chloromethylbenzene;2-(dimethylamino)ethyl prop-2-enoate Chemical compound ClCC1=CC=CC=C1.CN(C)CCOC(=O)C=C CEJFYGPXPSZIID-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 238000001246 colloidal dispersion Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- VAYGXNSJCAHWJZ-UHFFFAOYSA-N dimethyl sulfate Chemical compound COS(=O)(=O)OC VAYGXNSJCAHWJZ-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- UYMKPFRHYYNDTL-UHFFFAOYSA-N ethenamine Chemical class NC=C UYMKPFRHYYNDTL-UHFFFAOYSA-N 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 229910000271 hectorite Inorganic materials 0.000 description 1
- KWLMIXQRALPRBC-UHFFFAOYSA-L hectorite Chemical compound [Li+].[OH-].[OH-].[Na+].[Mg+2].O1[Si]2([O-])O[Si]1([O-])O[Si]([O-])(O1)O[Si]1([O-])O2 KWLMIXQRALPRBC-UHFFFAOYSA-L 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 150000002561 ketenes Chemical class 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 229940050176 methyl chloride Drugs 0.000 description 1
- JZMJDSHXVKJFKW-UHFFFAOYSA-M methyl sulfate(1-) Chemical compound COS([O-])(=O)=O JZMJDSHXVKJFKW-UHFFFAOYSA-M 0.000 description 1
- 239000012764 mineral filler Substances 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- RQAKESSLMFZVMC-UHFFFAOYSA-N n-ethenylacetamide Chemical compound CC(=O)NC=C RQAKESSLMFZVMC-UHFFFAOYSA-N 0.000 description 1
- ZQXSMRAEXCEDJD-UHFFFAOYSA-N n-ethenylformamide Chemical compound C=CNC=O ZQXSMRAEXCEDJD-UHFFFAOYSA-N 0.000 description 1
- WDFKEEALECCKTJ-UHFFFAOYSA-N n-propylprop-2-enamide Chemical compound CCCNC(=O)C=C WDFKEEALECCKTJ-UHFFFAOYSA-N 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 229910000273 nontronite Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 229920000962 poly(amidoamine) Polymers 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229940088417 precipitated calcium carbonate Drugs 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910000275 saponite Inorganic materials 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- RINCXYDBBGOEEQ-UHFFFAOYSA-N succinic anhydride Chemical class O=C1CCC(=O)O1 RINCXYDBBGOEEQ-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical class CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- FZGFBJMPSHGTRQ-UHFFFAOYSA-M trimethyl(2-prop-2-enoyloxyethyl)azanium;chloride Chemical compound [Cl-].C[N+](C)(C)CCOC(=O)C=C FZGFBJMPSHGTRQ-UHFFFAOYSA-M 0.000 description 1
- 125000006839 xylylene group Chemical group 0.000 description 1
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
- D21H23/06—Controlling the addition
- D21H23/08—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH
-
- 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
- D21H21/06—Paper forming aids
- D21H21/10—Retention agents or drainage improvers
-
- 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
- D21H11/14—Secondary fibres
-
- 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
- D21H17/01—Waste products, e.g. sludge
-
- 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
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
-
- 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
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/28—Starch
-
- 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
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/31—Gums
- D21H17/32—Guar or other polygalactomannan gum
-
- 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
- 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
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
- D21H17/45—Nitrogen-containing groups
- D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised
-
- 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
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
-
- 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
- D21H23/06—Controlling the addition
- D21H23/08—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH
- D21H23/10—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH at least two kinds of compounds being added
Landscapes
- Paper (AREA)
- Polarising Elements (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8325398P | 1998-04-27 | 1998-04-27 | |
| US60/083253 | 1998-04-27 | ||
| EP98850067A EP0953680A1 (en) | 1998-04-27 | 1998-04-27 | A process for the production of paper |
| EP98850067 | 1998-04-27 | ||
| PCT/SE1999/000677 WO1999055965A1 (en) | 1998-04-27 | 1999-04-26 | A process for the production of paper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU4401599A AU4401599A (en) | 1999-11-16 |
| AU748735B2 true AU748735B2 (en) | 2002-06-13 |
Family
ID=8236970
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU44015/99A Ceased AU748735B2 (en) | 1998-04-27 | 1999-04-26 | A process for the production of paper |
| AU43014/99A Ceased AU750335B2 (en) | 1998-04-27 | 1999-04-26 | A process for the production of paper |
| AU44016/99A Ceased AU747089B2 (en) | 1998-04-27 | 1999-04-26 | A process for the production of paper |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU43014/99A Ceased AU750335B2 (en) | 1998-04-27 | 1999-04-26 | A process for the production of paper |
| AU44016/99A Ceased AU747089B2 (en) | 1998-04-27 | 1999-04-26 | A process for the production of paper |
Country Status (18)
| Country | Link |
|---|---|
| EP (4) | EP0953680A1 (cs) |
| JP (3) | JP4307721B2 (cs) |
| CN (3) | CN1139691C (cs) |
| AT (3) | ATE243281T1 (cs) |
| AU (3) | AU748735B2 (cs) |
| BR (3) | BR9909946B1 (cs) |
| CA (3) | CA2329028C (cs) |
| CZ (3) | CZ20003937A3 (cs) |
| DE (3) | DE69908939T2 (cs) |
| DK (3) | DK1080272T3 (cs) |
| ES (3) | ES2201725T3 (cs) |
| ID (3) | ID27307A (cs) |
| NZ (3) | NZ507605A (cs) |
| PL (3) | PL200673B1 (cs) |
| PT (3) | PT1080271E (cs) |
| RU (3) | RU2194106C2 (cs) |
| WO (3) | WO1999055965A1 (cs) |
| ZA (3) | ZA200005551B (cs) |
Families Citing this family (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100403839B1 (ko) * | 1998-04-27 | 2003-11-01 | 악조 노벨 엔.브이. | 제지 방법 |
| US6417268B1 (en) | 1999-12-06 | 2002-07-09 | Hercules Incorporated | Method for making hydrophobically associative polymers, methods of use and compositions |
| TR200300157T2 (tr) † | 2000-08-07 | 2004-12-21 | Akzo Nobel N. V. | Kağıdı kolalamak için proses. |
| US6918995B2 (en) | 2000-08-07 | 2005-07-19 | Akzo Nobel N.V. | Process for the production of paper |
| GB0019415D0 (en) * | 2000-08-09 | 2000-09-27 | Ciba Spec Chem Water Treat Ltd | Noval monomers, polymers thereof and the use of the polymers |
| AU2001288175A1 (en) | 2000-09-20 | 2002-04-02 | Akzo Nobel N.V. | A process for the production of paper |
| DE10113998A1 (de) * | 2001-03-22 | 2002-09-26 | Voith Paper Patent Gmbh | Verfahren zum Beladen von in einer Faserstoffsuspension enthaltenen Fasern mit einem Hilfsstoff |
| US7156955B2 (en) * | 2001-12-21 | 2007-01-02 | Akzo Nobel N.V. | Papermaking process using a specified NSF to silica-based particle ratio |
| AU2002359218B2 (en) | 2001-12-21 | 2005-12-08 | Akzo Nobel N.V. | Aqueous silica-containing composition and process for production of paper |
| ES2501166T3 (es) * | 2002-01-31 | 2014-10-01 | Akzo Nobel N.V. | Proceso para la fabricación de papel |
| AU2003218571B2 (en) * | 2002-04-09 | 2007-11-29 | Fpinnovations | Swollen starch-latex compositions for use in papermaking |
| RU2310027C2 (ru) * | 2002-10-01 | 2007-11-10 | Акцо Нобель Н.В. | Катионизированный полисахаридный продукт в качестве добавки для бумажной массы (варианты), его применение и способ производства бумаги |
| US6951598B2 (en) | 2002-11-06 | 2005-10-04 | Kimberly-Clark Worldwide, Inc. | Hydrophobically modified cationic acrylate copolymer/polysiloxane blends and use in tissue |
| US6964725B2 (en) | 2002-11-06 | 2005-11-15 | Kimberly-Clark Worldwide, Inc. | Soft tissue products containing selectively treated fibers |
| US20040084162A1 (en) | 2002-11-06 | 2004-05-06 | Shannon Thomas Gerard | Low slough tissue products and method for making same |
| US7029756B2 (en) | 2002-11-06 | 2006-04-18 | Kimberly-Clark Worldwide, Inc. | Soft tissue hydrophilic tissue products containing polysiloxane and having unique absorbent properties |
| US7303654B2 (en) | 2002-11-19 | 2007-12-04 | Akzo Nobel N.V. | Cellulosic product and process for its production |
| WO2004046464A1 (en) * | 2002-11-19 | 2004-06-03 | Akzo Nobel N.V. | Cellulosic product and process for its production |
| JP4179913B2 (ja) * | 2003-03-31 | 2008-11-12 | ソマール株式会社 | 紙の製造方法 |
| KR20050058785A (ko) * | 2003-12-12 | 2005-06-17 | 김재봉 | 벤토나이트를 함유하는 수용성 중합체 분산액 및 그의제조방법 |
| US7641766B2 (en) * | 2004-01-26 | 2010-01-05 | Nalco Company | Method of using aldehyde-functionalized polymers to enhance paper machine dewatering |
| CA2562127C (en) * | 2004-04-07 | 2011-01-18 | Akzo Nobel N.V. | Silica-based sols and their production and use |
| AU2005299969A1 (en) * | 2004-10-21 | 2006-05-04 | Albany International Corp. | Sacrificial recoverable displacing agent for improved paper dewatering |
| GB0425101D0 (en) * | 2004-11-15 | 2004-12-15 | Ciba Spec Chem Water Treat Ltd | Papermaking process |
| WO2006068576A1 (en) * | 2004-12-22 | 2006-06-29 | Akzo Nobel N.V. | A process for the production of paper |
| US7955473B2 (en) | 2004-12-22 | 2011-06-07 | Akzo Nobel N.V. | Process for the production of paper |
| ES2457817T3 (es) * | 2005-05-16 | 2014-04-29 | Akzo Nobel N.V. | Un procedimiento para la producción de papel |
| US20060254464A1 (en) | 2005-05-16 | 2006-11-16 | Akzo Nobel N.V. | Process for the production of paper |
| US8273216B2 (en) | 2005-12-30 | 2012-09-25 | Akzo Nobel N.V. | Process for the production of paper |
| BRPI0620805A2 (pt) * | 2005-12-30 | 2011-11-22 | Akzo Nobel Nv | processo para a produção de papel |
| US20070215301A1 (en) * | 2006-03-17 | 2007-09-20 | Weyerhaeuser Co. | Method for making a low density multi-ply paperboard with high internal bond strength |
| EP1936032A1 (en) | 2006-12-18 | 2008-06-25 | Akzo Nobel N.V. | Method of producing a paper product |
| EP2199462A1 (en) | 2008-12-18 | 2010-06-23 | Coöperatie Avebe U.A. | A process for making paper |
| WO2011113119A1 (en) * | 2010-03-19 | 2011-09-22 | Fibria Celulose S/A | Process for the treatment of cellulose pulps, cellulose pulp thus obtained and use of biopolymer for treating cellulose pulps |
| EP2402503A1 (en) | 2010-06-30 | 2012-01-04 | Akzo Nobel Chemicals International B.V. | Process for the production of a cellulosic product |
| KR20130132381A (ko) * | 2010-07-12 | 2013-12-04 | 아크조 노벨 케미칼즈 인터내셔널 비.브이. | 셀룰로스 섬유 조성물 |
| FI125713B (fi) * | 2010-10-01 | 2016-01-15 | Upm Kymmene Corp | Menetelmä märän paperirainan ajettavuuden parantamiseksi ja paperi |
| RU2483151C1 (ru) * | 2011-11-10 | 2013-05-27 | Российская Федерация, От Имени Которой Выступает Министерство Промышленности И Торговли Российской Федерации | Способ изготовления бумаги для печати |
| JP6243853B2 (ja) * | 2012-12-07 | 2017-12-06 | 日本曹達株式会社 | 重合体の製造方法 |
| EP3059739A1 (de) | 2015-02-20 | 2016-08-24 | Wicor Holding AG | Isolationselement mit geringer elektrischer Leitfähigkeit zur elektrischen Isolation im Hochspannungsbereich |
| EP3288041A1 (de) | 2016-08-23 | 2018-02-28 | Wicor Holding AG | Isolationselement mit chemiefasern zur elektrischen isolation im hochspannungsbereich |
| EP3510199A1 (en) * | 2016-09-07 | 2019-07-17 | Kemira Oyj | Method for manufacture of paper, board or the like and use of the composition |
| WO2018109279A1 (en) * | 2016-12-16 | 2018-06-21 | Kemira Oyj | Polymer composition and its uses |
| EP3601669B1 (en) * | 2017-03-29 | 2023-09-13 | Kemira Oyj | Method for producing paper, board or the like |
| WO2019004950A1 (en) * | 2017-06-30 | 2019-01-03 | Scg Packaging Public Company Limited | HIGH STRENGTH SHEET MATERIAL |
| RU2671752C1 (ru) * | 2017-12-14 | 2018-11-06 | Общество с ограниченной ответственностью "ПАННА" | Водорастворимая бумага со схемой для вышивания и способ ее производства |
| CN109594402A (zh) * | 2018-12-28 | 2019-04-09 | 江苏理文造纸有限公司 | 一种利用废水污泥制备牛皮挂面箱板纸的方法 |
| CN109942721B (zh) * | 2019-03-20 | 2021-04-02 | 淮海工学院 | 一种羟甲基脲改性阳离子多糖的水溶液 |
| AT525216A1 (de) * | 2021-07-15 | 2023-01-15 | Berndorf Band Gmbh | Pressvorrichtung mit einer Druckrolle |
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| US5098520A (en) * | 1991-01-25 | 1992-03-24 | Nalco Chemcial Company | Papermaking process with improved retention and drainage |
| WO1995002088A1 (en) * | 1993-07-06 | 1995-01-19 | Allied Colloids Limited | Production of paper |
| EP0805234A2 (en) * | 1996-05-01 | 1997-11-05 | Nalco Chemical Company | Improved papermaking process |
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| SE7708115L (sv) * | 1976-07-14 | 1978-01-15 | English Clays Lovering Pochin | Forfarande for framstellning av papper eller papp |
| US4250269A (en) * | 1979-11-26 | 1981-02-10 | Buckman Laboratories, Inc. | Water-soluble mixtures of quaternary ammonium polymers, nonionic and/or cationic vinyl-addition polymers, and nonionic and/or cationic surfactants |
| SE432951B (sv) * | 1980-05-28 | 1984-04-30 | Eka Ab | Pappersprodukt innehallande cellulosafibrer och ett bindemedelssystem som omfattar kolloidal kiselsyra och katjonisk sterkelse samt forfarande for framstellning av pappersprodukten |
| AU546999B2 (en) * | 1980-05-28 | 1985-10-03 | Eka A.B. | Adding binder to paper making stock |
| SE8107078L (sv) * | 1981-11-27 | 1983-05-28 | Eka Ab | Forfarande for papperstillverkning |
| FI71379C (fi) * | 1983-04-25 | 1986-12-19 | Kemira Oy | Metod vid pappersframstaellning |
| AU577735B2 (en) * | 1984-01-27 | 1988-09-29 | Nalco Chemical Company | Emulsion for paper sizing |
| SE8403062L (sv) * | 1984-06-07 | 1985-12-08 | Eka Ab | Forfarande vid papperstillverkning |
| SE451739B (sv) * | 1985-04-03 | 1987-10-26 | Eka Nobel Ab | Papperstillverkningsforfarande och pappersprodukt varvid som avvattnings- och retentionsforbettrande kemikalie anvends katjonisk polyakrylamid och en speciell oorganisk kolloid |
| US4687519A (en) * | 1985-12-20 | 1987-08-18 | National Starch And Chemical Corporation | Paper size compositions |
| SU1694756A1 (ru) * | 1987-10-27 | 1991-11-30 | Феб Целльштоф-Унд Папир Хайденау (Инопредприятие) | Способ изготовлени бумаги |
| ES2053980T5 (es) * | 1988-03-28 | 2000-12-16 | Ciba Spec Chem Water Treat Ltd | Fabricacion de papel y carton. |
| SU1678938A1 (ru) * | 1989-11-16 | 1991-09-23 | Центральный научно-исследовательский институт бумаги | Способ изготовлени газетной бумаги |
| SE9003954L (sv) * | 1990-12-11 | 1992-06-12 | Eka Nobel Ab | Saett foer framstaellning av ark- eller banformiga cellulosafiberinnehaallande produkter |
| EP0707763B1 (en) * | 1993-07-07 | 2001-08-29 | Picturetel Corporation | Reduction of background noise for speech enhancement |
| SE9502522D0 (sv) * | 1995-07-07 | 1995-07-07 | Eka Nobel Ab | A process for the production of paper |
| SE9504081D0 (sv) * | 1995-11-15 | 1995-11-15 | Eka Nobel Ab | A process for the production of paper |
-
1998
- 1998-04-27 EP EP98850067A patent/EP0953680A1/en not_active Withdrawn
-
1999
- 1999-04-26 AT AT99927017T patent/ATE243281T1/de not_active IP Right Cessation
- 1999-04-26 JP JP2000546101A patent/JP4307721B2/ja not_active Expired - Fee Related
- 1999-04-26 CN CNB998055328A patent/CN1139691C/zh not_active Expired - Fee Related
- 1999-04-26 WO PCT/SE1999/000677 patent/WO1999055965A1/en active IP Right Grant
- 1999-04-26 CN CNB99805531XA patent/CN1205386C/zh not_active Expired - Fee Related
- 1999-04-26 BR BRPI9909946-2A patent/BR9909946B1/pt not_active IP Right Cessation
- 1999-04-26 PL PL344079A patent/PL200673B1/pl unknown
- 1999-04-26 BR BR9909947-0A patent/BR9909947A/pt not_active Application Discontinuation
- 1999-04-26 CA CA002329028A patent/CA2329028C/en not_active Expired - Fee Related
- 1999-04-26 NZ NZ507605A patent/NZ507605A/xx unknown
- 1999-04-26 ES ES99927016T patent/ES2201725T3/es not_active Expired - Lifetime
- 1999-04-26 AT AT99927016T patent/ATE243282T1/de active
- 1999-04-26 DE DE69908939T patent/DE69908939T2/de not_active Expired - Lifetime
- 1999-04-26 EP EP99947042A patent/EP1084295B1/en not_active Expired - Lifetime
- 1999-04-26 JP JP2000546104A patent/JP3890194B2/ja not_active Expired - Fee Related
- 1999-04-26 EP EP99927017A patent/EP1080271B1/en not_active Expired - Lifetime
- 1999-04-26 WO PCT/SE1999/000678 patent/WO1999055962A2/en active IP Right Grant
- 1999-04-26 RU RU2000129668/12A patent/RU2194106C2/ru not_active IP Right Cessation
- 1999-04-26 AU AU44015/99A patent/AU748735B2/en not_active Ceased
- 1999-04-26 DK DK99927016T patent/DK1080272T3/da active
- 1999-04-26 NZ NZ507606A patent/NZ507606A/en not_active IP Right Cessation
- 1999-04-26 AU AU43014/99A patent/AU750335B2/en not_active Ceased
- 1999-04-26 ES ES99927017T patent/ES2196815T3/es not_active Expired - Lifetime
- 1999-04-26 CZ CZ20003937A patent/CZ20003937A3/cs unknown
- 1999-04-26 PT PT99927017T patent/PT1080271E/pt unknown
- 1999-04-26 ES ES99947042T patent/ES2211166T3/es not_active Expired - Lifetime
- 1999-04-26 PT PT99947042T patent/PT1084295E/pt unknown
- 1999-04-26 JP JP2000546103A patent/JP2002513103A/ja active Pending
- 1999-04-26 RU RU2000129669/12A patent/RU2194818C2/ru not_active IP Right Cessation
- 1999-04-26 CA CA002329191A patent/CA2329191C/en not_active Expired - Fee Related
- 1999-04-26 ID IDW20002193A patent/ID27307A/id unknown
- 1999-04-26 DK DK99947042T patent/DK1084295T3/da active
- 1999-04-26 NZ NZ507604A patent/NZ507604A/en not_active IP Right Cessation
- 1999-04-26 EP EP99927016A patent/EP1080272B1/en not_active Expired - Lifetime
- 1999-04-26 CZ CZ20003938A patent/CZ301693B6/cs not_active IP Right Cessation
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- 1999-04-26 WO PCT/SE1999/000679 patent/WO1999055964A1/en active IP Right Grant
- 1999-04-26 CN CNB998055484A patent/CN1155754C/zh not_active Expired - Fee Related
- 1999-04-26 PL PL344040A patent/PL200811B1/pl unknown
- 1999-04-26 DK DK99927017T patent/DK1080271T3/da active
- 1999-04-26 ID IDW20002194A patent/ID27490A/id unknown
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- 1999-04-26 DE DE69914078T patent/DE69914078T2/de not_active Expired - Lifetime
- 1999-04-26 CZ CZ20003939A patent/CZ301092B6/cs not_active IP Right Cessation
- 1999-04-26 AU AU44016/99A patent/AU747089B2/en not_active Ceased
- 1999-04-26 PT PT99927016T patent/PT1080272E/pt unknown
- 1999-04-26 RU RU2000129670/12A patent/RU2185470C1/ru not_active IP Right Cessation
-
2000
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- 2000-10-10 ZA ZA200005552A patent/ZA200005552B/xx unknown
- 2000-10-10 ZA ZA200005550A patent/ZA200005550B/xx unknown
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5098520A (en) * | 1991-01-25 | 1992-03-24 | Nalco Chemcial Company | Papermaking process with improved retention and drainage |
| WO1995002088A1 (en) * | 1993-07-06 | 1995-01-19 | Allied Colloids Limited | Production of paper |
| EP0805234A2 (en) * | 1996-05-01 | 1997-11-05 | Nalco Chemical Company | Improved papermaking process |
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