CA2631119A1 - Pulp comprising polypyridobisimidazole and other polymers and methods of making same - Google Patents
Pulp comprising polypyridobisimidazole and other polymers and methods of making same Download PDFInfo
- Publication number
- CA2631119A1 CA2631119A1 CA002631119A CA2631119A CA2631119A1 CA 2631119 A1 CA2631119 A1 CA 2631119A1 CA 002631119 A CA002631119 A CA 002631119A CA 2631119 A CA2631119 A CA 2631119A CA 2631119 A1 CA2631119 A1 CA 2631119A1
- Authority
- CA
- Canada
- Prior art keywords
- pulp
- fibrous structures
- fiber
- polypyridobisimidazole
- ingredients
- 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.)
- Abandoned
Links
- 229920000642 polymer Polymers 0.000 title claims abstract description 109
- 238000000034 method Methods 0.000 title claims abstract description 48
- 230000008569 process Effects 0.000 claims abstract description 35
- 239000000835 fiber Substances 0.000 claims description 134
- 239000004615 ingredient Substances 0.000 claims description 74
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 51
- 239000002002 slurry Substances 0.000 claims description 50
- 239000000463 material Substances 0.000 claims description 31
- 239000000203 mixture Substances 0.000 claims description 26
- 239000007787 solid Substances 0.000 claims description 26
- 229920003235 aromatic polyamide Polymers 0.000 claims description 22
- 238000002156 mixing Methods 0.000 claims description 20
- 239000004760 aramid Substances 0.000 claims description 18
- 238000007670 refining Methods 0.000 claims description 18
- 239000000725 suspension Substances 0.000 claims description 16
- 229920012306 M5 Rigid-Rod Polymer Fiber Polymers 0.000 claims description 12
- -1 polybenzazole Polymers 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 claims description 9
- 229920001169 thermoplastic Polymers 0.000 claims description 8
- 239000011268 mixed slurry Substances 0.000 claims description 6
- 229920001187 thermosetting polymer Polymers 0.000 claims description 6
- 229920000728 polyester Polymers 0.000 claims description 5
- 229920001721 polyimide Polymers 0.000 claims description 5
- 239000004416 thermosoftening plastic Substances 0.000 claims description 5
- 239000004962 Polyamide-imide Substances 0.000 claims description 4
- 239000004642 Polyimide Substances 0.000 claims description 4
- 229920002678 cellulose Polymers 0.000 claims description 4
- 239000001913 cellulose Substances 0.000 claims description 4
- 229920002312 polyamide-imide Polymers 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims 3
- 230000002787 reinforcement Effects 0.000 description 14
- 239000011230 binding agent Substances 0.000 description 12
- 239000012530 fluid Substances 0.000 description 12
- 239000000047 product Substances 0.000 description 12
- 239000002783 friction material Substances 0.000 description 11
- 239000000843 powder Substances 0.000 description 11
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 239000003566 sealing material Substances 0.000 description 10
- 206010061592 cardiac fibrillation Diseases 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 9
- 230000002600 fibrillogenic effect Effects 0.000 description 9
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 8
- 229920001971 elastomer Polymers 0.000 description 8
- 239000010425 asbestos Substances 0.000 description 7
- 239000000945 filler Substances 0.000 description 7
- 229910052895 riebeckite Inorganic materials 0.000 description 7
- 239000005060 rubber Substances 0.000 description 7
- OYFRNYNHAZOYNF-UHFFFAOYSA-N 2,5-dihydroxyterephthalic acid Chemical compound OC(=O)C1=CC(O)=C(C(O)=O)C=C1O OYFRNYNHAZOYNF-UHFFFAOYSA-N 0.000 description 6
- 239000000178 monomer Substances 0.000 description 6
- 229920000137 polyphosphoric acid Polymers 0.000 description 6
- 229920000271 Kevlar® Polymers 0.000 description 5
- 239000000654 additive Substances 0.000 description 5
- 239000004761 kevlar Substances 0.000 description 5
- 239000003607 modifier Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 239000004693 Polybenzimidazole Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229940098779 methanesulfonic acid Drugs 0.000 description 4
- 229920001568 phenolic resin Polymers 0.000 description 4
- 239000005011 phenolic resin Substances 0.000 description 4
- 229920002480 polybenzimidazole Polymers 0.000 description 4
- 229920003252 rigid-rod polymer Polymers 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229920006231 aramid fiber Polymers 0.000 description 3
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 3
- 238000013023 gasketing Methods 0.000 description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical class [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 2
- 244000226021 Anacardium occidentale Species 0.000 description 2
- 239000005711 Benzoic acid Substances 0.000 description 2
- 229920001096 M5 fiber Polymers 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 2
- 229920000784 Nomex Polymers 0.000 description 2
- 239000006057 Non-nutritive feed additive Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000003490 calendering Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 235000020226 cashew nut Nutrition 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 2
- 239000004816 latex Substances 0.000 description 2
- 229920000126 latex Polymers 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000004763 nomex Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920005594 polymer fiber Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- IAYUQKZZQKUOFL-UHFFFAOYSA-N pyridine-2,3,5,6-tetramine Chemical compound NC1=CC(N)=C(N)N=C1N IAYUQKZZQKUOFL-UHFFFAOYSA-N 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical class N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- AZUHIVLOSAPWDM-UHFFFAOYSA-N 2-(1h-imidazol-2-yl)-1h-imidazole Chemical compound C1=CNC(C=2NC=CN=2)=N1 AZUHIVLOSAPWDM-UHFFFAOYSA-N 0.000 description 1
- 229920002972 Acrylic fiber Polymers 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 241000276489 Merlangius merlangus Species 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229920006397 acrylic thermoplastic Polymers 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- WMGSQTMJHBYJMQ-UHFFFAOYSA-N aluminum;magnesium;silicate Chemical compound [Mg+2].[Al+3].[O-][Si]([O-])([O-])[O-] WMGSQTMJHBYJMQ-UHFFFAOYSA-N 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 229960000892 attapulgite Drugs 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000010428 baryte Substances 0.000 description 1
- 229910052601 baryte Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010382 chemical cross-linking Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 239000004811 fluoropolymer Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- RXOHFPCZGPKIRD-UHFFFAOYSA-N naphthalene-2,6-dicarboxylic acid Chemical compound C1=C(C(O)=O)C=CC2=CC(C(=O)O)=CC=C21 RXOHFPCZGPKIRD-UHFFFAOYSA-N 0.000 description 1
- 238000000399 optical microscopy Methods 0.000 description 1
- 229910052625 palygorskite Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920002577 polybenzoxazole Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 238000012643 polycondensation polymerization Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- HOWDQPJMFFMJSR-UHFFFAOYSA-N pyridine-2,3,4,5-tetramine Chemical compound NC1=CN=C(N)C(N)=C1N HOWDQPJMFFMJSR-UHFFFAOYSA-N 0.000 description 1
- CYVYLVVUKPNYKL-UHFFFAOYSA-N quinoline-2,6-dicarboxylic acid Chemical compound N1=C(C(O)=O)C=CC2=CC(C(=O)O)=CC=C21 CYVYLVVUKPNYKL-UHFFFAOYSA-N 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000013557 residual solvent Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000007965 rubber solvent Substances 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000010456 wollastonite Substances 0.000 description 1
- 229910052882 wollastonite Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 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
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/10—Organic non-cellulose fibres
- D21H13/20—Organic non-cellulose fibres from macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/10—Materials in mouldable or extrudable form for sealing or packing joints or covers
- C09K3/1025—Materials in mouldable or extrudable form for sealing or packing joints or covers characterised by non-chemical features of one or more of its constituents
- C09K3/1028—Fibres
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
-
- 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
- D21H5/00—Special paper or cardboard not otherwise provided for
- D21H5/12—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials
- D21H5/14—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials of cellulose fibres only
- D21H5/141—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials of cellulose fibres only of fibrous cellulose derivatives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D69/02—Composition of linings ; Methods of manufacturing
- F16D69/025—Compositions based on an organic binder
- F16D69/026—Compositions based on an organic binder containing fibres
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Inert Electrodes (AREA)
- Artificial Filaments (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US75299605P | 2005-12-21 | 2005-12-21 | |
| US60/752,996 | 2005-12-21 | ||
| PCT/US2006/048255 WO2007075576A2 (en) | 2005-12-21 | 2006-12-19 | Pulp comprising polypyridobisimidazole and other polymers and methods of making same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2631119A1 true CA2631119A1 (en) | 2007-07-05 |
Family
ID=38179613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002631119A Abandoned CA2631119A1 (en) | 2005-12-21 | 2006-12-19 | Pulp comprising polypyridobisimidazole and other polymers and methods of making same |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US7727358B2 (https=) |
| EP (2) | EP1963572B1 (https=) |
| JP (2) | JP2009521616A (https=) |
| KR (2) | KR20080083166A (https=) |
| CN (1) | CN101341297B (https=) |
| BR (1) | BRPI0621112A2 (https=) |
| CA (1) | CA2631119A1 (https=) |
| WO (2) | WO2007075576A2 (https=) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007076258A2 (en) * | 2005-12-16 | 2007-07-05 | E. I. Du Pont De Nemours And Company | Fabrics made from a blend of polypyridobisimidazole/flame-retardant treated cellulose fibers and articles made therefrom |
| KR20080083170A (ko) * | 2005-12-21 | 2008-09-16 | 이 아이 듀폰 디 네모아 앤드 캄파니 | Ｐｉｐｄ 섬유를 함유하는 마찰 종이 |
| EP2023001A3 (en) * | 2007-08-10 | 2012-03-21 | Aisin Kako Kabushiki Kaisha | Wet friction material |
| DE102007038828A1 (de) * | 2007-08-16 | 2009-02-19 | Khs Ag | Mischung aus Filterhilfsmitteln zur Verwendung bei der Anschwemmfiltration sowie Verfahren zur Anschwemmfiltration von Flüssigkeiten |
| EP2037039A1 (en) * | 2007-09-12 | 2009-03-18 | Teijin Aramid B.V. | Paper comprising polybenzazole or precursor thereof |
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2006
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- 2006-12-19 EP EP06848983A patent/EP1963572B1/en not_active Not-in-force
- 2006-12-19 WO PCT/US2006/048255 patent/WO2007075576A2/en not_active Ceased
- 2006-12-19 KR KR1020087017557A patent/KR20080083166A/ko not_active Abandoned
- 2006-12-19 CN CN200680048359XA patent/CN101341297B/zh not_active Expired - Fee Related
- 2006-12-19 JP JP2008547401A patent/JP2009521616A/ja not_active Ceased
- 2006-12-19 CA CA002631119A patent/CA2631119A1/en not_active Abandoned
- 2006-12-19 BR BRPI0621112-7A patent/BRPI0621112A2/pt not_active IP Right Cessation
- 2006-12-21 US US12/158,357 patent/US20100304266A1/en not_active Abandoned
- 2006-12-21 JP JP2008553234A patent/JP2009521795A/ja not_active Abandoned
- 2006-12-21 EP EP06851990A patent/EP1979975A2/en not_active Withdrawn
- 2006-12-21 KR KR1020087017600A patent/KR20080075035A/ko not_active Ceased
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2010
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2008085149A2 (en) | 2008-07-17 |
| CN101341297A (zh) | 2009-01-07 |
| WO2007075576A3 (en) | 2007-10-04 |
| KR20080075035A (ko) | 2008-08-13 |
| EP1963572B1 (en) | 2012-01-18 |
| JP2009521616A (ja) | 2009-06-04 |
| US20070144696A1 (en) | 2007-06-28 |
| US20100304266A1 (en) | 2010-12-02 |
| WO2007075576A2 (en) | 2007-07-05 |
| JP2009521795A (ja) | 2009-06-04 |
| EP1963572A2 (en) | 2008-09-03 |
| WO2008085149A3 (en) | 2008-10-16 |
| EP1979975A2 (en) | 2008-10-15 |
| KR20080083166A (ko) | 2008-09-16 |
| US7727358B2 (en) | 2010-06-01 |
| US20100193143A1 (en) | 2010-08-05 |
| BRPI0621112A2 (pt) | 2011-11-29 |
| CN101341297B (zh) | 2012-06-06 |
| US8444815B2 (en) | 2013-05-21 |
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