EP1781403A1 - Procede de preparation d'un revevetement routier a froid - Google Patents
Procede de preparation d'un revevetement routier a froidInfo
- Publication number
- EP1781403A1 EP1781403A1 EP05771768A EP05771768A EP1781403A1 EP 1781403 A1 EP1781403 A1 EP 1781403A1 EP 05771768 A EP05771768 A EP 05771768A EP 05771768 A EP05771768 A EP 05771768A EP 1781403 A1 EP1781403 A1 EP 1781403A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- emulsion
- bitumen
- bituminous
- surfactant
- fraction
- 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.)
- Withdrawn
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000008569 process Effects 0.000 title claims abstract description 9
- 239000000839 emulsion Substances 0.000 claims abstract description 103
- 239000010426 asphalt Substances 0.000 claims abstract description 79
- 239000004094 surface-active agent Substances 0.000 claims abstract description 38
- 239000008187 granular material Substances 0.000 claims abstract description 19
- 239000008346 aqueous phase Substances 0.000 claims abstract description 17
- 238000000576 coating method Methods 0.000 claims abstract description 15
- 239000002736 nonionic surfactant Substances 0.000 claims abstract description 9
- 150000001720 carbohydrates Chemical class 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000002360 preparation method Methods 0.000 claims description 16
- 239000004215 Carbon black (E152) Substances 0.000 claims description 12
- 229930195733 hydrocarbon Natural products 0.000 claims description 12
- 150000002430 hydrocarbons Chemical class 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 8
- 239000007864 aqueous solution Substances 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 8
- 239000012756 surface treatment agent Substances 0.000 claims description 8
- -1 C20 aliphatic hydrocarbon Chemical class 0.000 claims description 6
- 238000006116 polymerization reaction Methods 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 5
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 4
- 125000002791 glucosyl group Chemical group C1([C@H](O)[C@@H](O)[C@H](O)[C@H](O1)CO)* 0.000 claims description 4
- 125000000837 carbohydrate group Chemical group 0.000 claims 2
- 239000003795 chemical substances by application Substances 0.000 description 15
- 238000002156 mixing Methods 0.000 description 14
- 238000012360 testing method Methods 0.000 description 12
- 239000010410 layer Substances 0.000 description 10
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 229910004298 SiO 2 Inorganic materials 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 5
- 238000004821 distillation Methods 0.000 description 5
- 239000012071 phase Substances 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- 238000003892 spreading Methods 0.000 description 4
- 230000007480 spreading Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 3
- 239000002671 adjuvant Substances 0.000 description 3
- 150000001412 amines Chemical class 0.000 description 3
- 238000004581 coalescence Methods 0.000 description 3
- 239000010779 crude oil Substances 0.000 description 3
- 238000004945 emulsification Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 150000002402 hexoses Chemical class 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 150000002972 pentoses Chemical class 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- OWEGMIWEEQEYGQ-UHFFFAOYSA-N 100676-05-9 Natural products OC1C(O)C(O)C(CO)OC1OCC1C(O)C(O)C(O)C(OC2C(OC(O)C(O)C2O)CO)O1 OWEGMIWEEQEYGQ-UHFFFAOYSA-N 0.000 description 2
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- SRBFZHDQGSBBOR-IOVATXLUSA-N D-xylopyranose Chemical compound O[C@@H]1COC(O)[C@H](O)[C@H]1O SRBFZHDQGSBBOR-IOVATXLUSA-N 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 2
- PYMYPHUHKUWMLA-UHFFFAOYSA-N arabinose Natural products OCC(O)C(O)C(O)C=O PYMYPHUHKUWMLA-UHFFFAOYSA-N 0.000 description 2
- SRBFZHDQGSBBOR-UHFFFAOYSA-N beta-D-Pyranose-Lyxose Natural products OC1COC(O)C(O)C1O SRBFZHDQGSBBOR-UHFFFAOYSA-N 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 239000007764 o/w emulsion Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 150000003573 thiols Chemical group 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- HDTRYLNUVZCQOY-UHFFFAOYSA-N α-D-glucopyranosyl-α-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OC1C(O)C(O)C(O)C(CO)O1 HDTRYLNUVZCQOY-UHFFFAOYSA-N 0.000 description 1
- WECIKJKLCDCIMY-UHFFFAOYSA-N 2-chloro-n-(2-cyanoethyl)acetamide Chemical compound ClCC(=O)NCCC#N WECIKJKLCDCIMY-UHFFFAOYSA-N 0.000 description 1
- MGADZUXDNSDTHW-UHFFFAOYSA-N 2H-pyran Chemical compound C1OC=CC=C1 MGADZUXDNSDTHW-UHFFFAOYSA-N 0.000 description 1
- GUBGYTABKSRVRQ-XLOQQCSPSA-N Alpha-Lactose Chemical compound O[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)O[C@H](O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-XLOQQCSPSA-N 0.000 description 1
- 239000002028 Biomass Substances 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- GUBGYTABKSRVRQ-CUHNMECISA-N D-Cellobiose Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)OC(O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-CUHNMECISA-N 0.000 description 1
- WQZGKKKJIJFFOK-QTVWNMPRSA-N D-mannopyranose Chemical compound OC[C@H]1OC(O)[C@@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-QTVWNMPRSA-N 0.000 description 1
- ZCLAHGAZPPEVDX-UHFFFAOYSA-N D-panose Natural products OC1C(O)C(O)C(OC(C(O)CO)C(O)C(O)C=O)OC1COC1C(O)C(O)C(O)C(CO)O1 ZCLAHGAZPPEVDX-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 229930091371 Fructose Natural products 0.000 description 1
- 239000005715 Fructose Substances 0.000 description 1
- RFSUNEUAIZKAJO-ARQDHWQXSA-N Fructose Chemical compound OC[C@H]1O[C@](O)(CO)[C@@H](O)[C@@H]1O RFSUNEUAIZKAJO-ARQDHWQXSA-N 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 208000007976 Ketosis Diseases 0.000 description 1
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 1
- GUBGYTABKSRVRQ-PICCSMPSSA-N Maltose Natural products O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@@H]1O[C@@H]1[C@@H](CO)OC(O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-PICCSMPSSA-N 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 229920002367 Polyisobutene Polymers 0.000 description 1
- MUPFEKGTMRGPLJ-RMMQSMQOSA-N Raffinose Natural products O(C[C@H]1[C@@H](O)[C@H](O)[C@@H](O)[C@@H](O[C@@]2(CO)[C@H](O)[C@@H](O)[C@@H](CO)O2)O1)[C@@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 MUPFEKGTMRGPLJ-RMMQSMQOSA-N 0.000 description 1
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
- 229930006000 Sucrose Natural products 0.000 description 1
- HDTRYLNUVZCQOY-WSWWMNSNSA-N Trehalose Natural products O[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@@H]1O[C@@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 HDTRYLNUVZCQOY-WSWWMNSNSA-N 0.000 description 1
- MUPFEKGTMRGPLJ-UHFFFAOYSA-N UNPD196149 Natural products OC1C(O)C(CO)OC1(CO)OC1C(O)C(O)C(O)C(COC2C(C(O)C(O)C(CO)O2)O)O1 MUPFEKGTMRGPLJ-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000016571 aggressive behavior Effects 0.000 description 1
- 125000003158 alcohol group Chemical group 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000003973 alkyl amines Chemical class 0.000 description 1
- HDTRYLNUVZCQOY-LIZSDCNHSA-N alpha,alpha-trehalose Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@@H]1O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 HDTRYLNUVZCQOY-LIZSDCNHSA-N 0.000 description 1
- WQZGKKKJIJFFOK-PHYPRBDBSA-N alpha-D-galactose Chemical compound OC[C@H]1O[C@H](O)[C@H](O)[C@@H](O)[C@H]1O WQZGKKKJIJFFOK-PHYPRBDBSA-N 0.000 description 1
- 230000003254 anti-foaming effect Effects 0.000 description 1
- 125000000089 arabinosyl group Chemical group C1([C@@H](O)[C@H](O)[C@H](O)CO1)* 0.000 description 1
- 239000010692 aromatic oil Substances 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- GUBGYTABKSRVRQ-QUYVBRFLSA-N beta-maltose Chemical compound OC[C@H]1O[C@H](O[C@H]2[C@H](O)[C@@H](O)[C@H](O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@@H]1O GUBGYTABKSRVRQ-QUYVBRFLSA-N 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 210000004534 cecum Anatomy 0.000 description 1
- FYGDTMLNYKFZSV-ZWSAEMDYSA-N cellotriose Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)O[C@@H](O[C@@H]2[C@H](OC(O)[C@H](O)[C@H]2O)CO)[C@H](O)[C@H]1O FYGDTMLNYKFZSV-ZWSAEMDYSA-N 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 150000002191 fatty alcohols Chemical class 0.000 description 1
- 229930182830 galactose Natural products 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- MNQZXJOMYWMBOU-UHFFFAOYSA-N glyceraldehyde Chemical compound OCC(O)C=O MNQZXJOMYWMBOU-UHFFFAOYSA-N 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- 150000002373 hemiacetals Chemical class 0.000 description 1
- 150000002386 heptoses Chemical class 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000004140 ketosis Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000008101 lactose Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 1
- 125000002801 octanoyl group Chemical group C(CCCCCCC)(=O)* 0.000 description 1
- 229920001542 oligosaccharide Polymers 0.000 description 1
- 150000002482 oligosaccharides Chemical class 0.000 description 1
- IPCSVZSSVZVIGE-UHFFFAOYSA-N palmitic acid group Chemical group C(CCCCCCCCCCCCCCC)(=O)O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 1
- ZCLAHGAZPPEVDX-MQHGYYCBSA-N panose Chemical compound O[C@H]1[C@H](O)[C@@H](O)[C@@H](O[C@H]([C@H](O)CO)[C@H](O)[C@@H](O)C=O)O[C@@H]1CO[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 ZCLAHGAZPPEVDX-MQHGYYCBSA-N 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 239000011044 quartzite Substances 0.000 description 1
- MUPFEKGTMRGPLJ-ZQSKZDJDSA-N raffinose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO[C@@H]2[C@@H]([C@@H](O)[C@@H](O)[C@@H](CO)O2)O)O1 MUPFEKGTMRGPLJ-ZQSKZDJDSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
- 150000003641 trioses Chemical class 0.000 description 1
Classifications
-
- 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
- C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
- C09K23/56—Glucosides; Mucilage; Saponins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
- C08L95/005—Aqueous compositions, e.g. emulsions
-
- 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
- C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
Definitions
- the present invention relates to the preparation and manufacture of cold road coatings, used in particular in the road industry, by implementing an emulsion of bitumen associated with aggregates.
- the invention also relates to a novel bituminous emulsion comprising at least one nonionic surfactant of alkylpolyglycoside type as well as the bitumen / granulate combination (s), in particular in the form of bituminous mixes, containing said type of emulsion.
- Bitumen is a heavy product that can come from different origins. It can in particular be obtained from the most viscous fraction produced during the direct distillation of crude oil.
- the composition of the bitumen is variable and depends on the origin of the crude oil. Bitumens consist essentially of saturated oils, aromatic oils, resins, called maltenes, and asphaltenes. For more information in this regard, it is useful to refer for example to the European patent EP-B-0 246 956.
- Bitumen is used in many road and / or industrial applications.
- bituminous mixes are used as materials for the construction and maintenance of pavement bodies and their pavement, as well as for carrying out all road works.
- Bituminous mixes comprise at least one bituminous binder and aggregates.
- Bituminous mixes are classified in two categories: hot mixes and cold mixes.
- bitumen In the case of hot mixes, the bitumen is heated to an elevated temperature of greater than 160 ° C., which makes it possible to reduce its viscosity.
- these techniques consume a lot of energy (storage, transportation of bitumen). They also cause difficult handling which requires control of the various steps to facilitate the application conditions of hot bitumen, raised to high temperatures.
- the cold mixes are made by emulsifying a bitumen in aqueous phase, with the aid of a surfactant, by supplying mechanical energy necessary for the dispersion of the binder in droplets in water, then by mixing with the aggregates, at lower temperatures, of the order of 60 ° C.
- an object of the invention is to provide a novel process for preparing a bitumen / cold aggregate combination using a bituminous emulsion whose application conditions are facilitated over previously known solutions.
- An additional objective is to propose a new process for the preparation of a bituminous mix, using a bituminous emulsion, for road applications, while retaining the mechanical characteristics, resistance to thermal stress, maneuverability and control. during the application, achieved so far.
- Another object of the invention is to propose, for the preparation of a bituminous emulsion included in a bitumen / granulate combination, the use of surfactants whose impact on the environment is reduced (in particular not labeled R50 or R53 according to the regulations in force).
- EB emulsion
- TA surfactant
- bituminous emulsion means a composition of at least two liquid phases comprising an aqueous phase -or continuous liquid dispersion phase and at least one liquid phase dispersed in the form of droplets in the dispersion.
- a bituminous emulsion comprises, for example, an aqueous phase and droplets or globules of bitumen, dispersed in the aqueous phase. It is then an oil-in-water emulsion.
- a bitumen / cold aggregate association can serve as a basis for the development of various road surfaces: wearing course, tie layer and base course.
- a wearing course is a superficial road surface covering the structure of the road surface, which is directly affected by traffic and climate aggression.
- superficial coatings, cold mixes and cold-cast asphalts which result from the implementation of different techniques known to those skilled in the art, are distinguished.
- a tie layer is a road surface, located in the pavement structure at an intermediate position between a wearing course and a base course.
- a base layer is a road surface that is a foundation of the roadway.
- a bonding layer and a base layer may consist for example of a cold mix or a serious-emulsion.
- cold mix or “cold bituminous mix” is used interchangeably to mean a cold bituminous mix in the strict sense (BBDF), a cold-poured bituminous mix (ECF) and a severe emulsion (which can especially be manufactured at room temperature in a stationary or mobile mixing plant and also spread at room temperature).
- BBDF strict sense
- ECF cold-poured bituminous mix
- severe emulsion which can especially be manufactured at room temperature in a stationary or mobile mixing plant and also spread at room temperature.
- bitumen emulsion is brought into contact with the aggregates by mixing or mixing.
- the contact between the bituminous emulsion and the aggregates is carried out by spreading the emulsion and granules and compacting them.
- the invention also relates to a process for preparing a cold bituminous mix comprising:
- EB emulsion
- TA surfactant
- the alkylpolyglycosides are defined as follows. These are molecules comprising a saccharide fraction of 1 to 10 saccharide units, linked by an ether linkage to a C6 to C20 hydrocarbon fraction. The saccharide fraction has hydrophilic properties, while the hydrocarbon fraction has hydrophobic properties. Alkylpolyglycosides are a family of nonionic surfactants particularly interesting for their properties and because the raw materials used for their manufacture come from biomass. The process for producing alkylpolyglycosides is widely described in the scientific literature.
- the saccharide units comprise from 3 (triose) to 7 (heptose) carbon atoms, preferably from 5 (pentose) to 6 (hexose) carbon atoms.
- it is arabinose, xylose, glucose, mannose, galactose and / or fructose, but other pentoses and / or hexoses are also possible.
- the saccharide units are in hemiacetal (in the case of an aldose) or hemiketal (in the case of ketosis) cyclic form, preferably in the form of furan (5-atom ring) and / or pyran (6-atom ring) ).
- the saccharide units it is possible to replace an alcohol function -OH with an amino function -NH 2 or with a thiol function -SH.
- the hydrogen atom (s) of the alcohol and / or amine and / or thiol functions may be replaced by a Cl-C4 alkyl group (s).
- the saccharide moiety comprises from 1 to 10 units and more preferably 1, 2 or 3 units up to 6 units. It may, for example, be, in addition to the pentoses and hexoses mentioned above, sucrose, maltose, lactose, cellobiose, trehalose, raffinose, cellotriose and / or panose. Saccharide fractions consisting of glucose units are more particularly preferred.
- the surfactant (TA) is then an alkylpolyglucoside (APG).
- the hydrocarbon fraction is a saturated or unsaturated, linear or branched aliphatic group comprising from 6 to 20 carbon atoms, and more preferably, 8, 10, 12, 14 or 16 carbon atoms.
- the hydrocarbon fraction is derived from a saturated linear fatty alcohol, such as caprylyl (C8), caprylic (ClO), lauryl (C12), myristic (C14), palmitic (C16) or stearic (Cl8) alcohol. ).
- the surfactant is preferably present in the form of a mixture of several variable alkylpolyglycosides at the level of the saccharide fraction and / or at the level of the hydrocarbon fraction.
- the saccharide fraction has an average degree of polymerization of 1 to 5, preferably 1 to 3, and more preferably close to 1.5.
- the hydrocarbon fraction preferably comprises linear C8, ClO, Cl 2 and / or C14 alkyl groups.
- the pH of an aqueous solution of a mixture of alkylpolyglycosides at 10 g / l may in particular be greater than 10 and is preferably from 11 to 13, and more preferably from 11.5 to 12.5. .
- the pH of the aqueous alkylpolyglycoside solution can be adjusted
- the surfactant (or the surfactant mixture) is provided, for example, in the form of an aqueous solution comprising at least 25% by weight of alkylpolyglycoside surfactant in the solution.
- this weight percentage is at least 50% and less than 70% by weight.
- Alkylpolyglycosides and more particularly alkylpolyglucosides, are commercially available products, in particular from Cognis, Akzo
- a mixture of alkylpolyglucosides of average degree of polymerization substantially equal to 1.5 and whose hydrocarbon fraction is C8 to C10 and / or C8 to C14 is preferably used as surfactant. From the point of view of biodegradability, these surfactants are classified
- bitumen used is chosen from natural bitumens, distillation bitumens or synthetic bitumens or mixtures thereof. These bitumens can be used pure, fluxed, and / or modified with at least one polymer. In particular, it is possible to distinguish pure bitumens, fluidized bitumens, fluxed bitumens, oxidized bitumens and polymer bitumens.
- a natural bitumen is a natural blend of bitumen and mineral fines.
- a distillation bitumen is obtained from the most viscous fraction produced during the direct distillation of crude oil.
- Other physicochemical techniques such as solvent deasphalting and blowing make it possible to obtain synthetic bitumens.
- Fluxed bitumens are compositions of bitumen (s) obtained from pure bitumens, the viscosity of which has been lowered by the addition of volatile solvents.
- fluxed bitumens are obtained by mixing, for example at 150 ° C, on the one hand, bituminous binder, and on the other hand, fluxing.
- petroleum fluxes and plant fluxes are known.
- the fluidized bitumens are obtained by mixing bituminous binders with carbochemical or petroleum oils. Fluxed bitumens differ from fluidized bitumens, in particular by the distillation curve of their fluxes, more essentially upwards, but it will be considered in the rest of the description that the terms "fluidized" and
- the modified bitumens are obtained by mixing with a bitumen composition (s) at least one polymer-type compound, in order to improve its mechanical and thermal performance.
- a bitumen composition s
- polymer-type compound in order to improve its mechanical and thermal performance.
- EPDM ethylene propylene diene monomer
- EPM ethylene propylene monomer
- polyisobutylene polybutadiene polyisoprene
- thermoplastic elastomers such as random or styrene and butadiene random or styrene or block copolymers (SBR, SBS) or styrene and isoprene (SIS) copolymers, optionally crosslinked, polyvinyl chloride,
- the aggregates used are road aggregates, meeting the relevant standards: NF EN 13043 "Aggregates for hydrocarbon mixtures and for surface coatings used in the construction of pavements, airfields and other traffic areas” in Europe, ASTM C33 “Standard Specification for Concrete Aggregates " to the relevant standards: NF EN 13043 "Aggregates for hydrocarbon mixtures and for surface coatings used in the construction of pavements, airfields and other traffic areas” in Europe, ASTM C33 “Standard Specification for Concrete Aggregates " to the relevant standards: NF EN 13043 "Aggregates for hydrocarbon mixtures and for surface coatings used in the construction of pavements, airfields and other traffic areas” in Europe, ASTM C33 “Standard Specification for Concrete Aggregates " to the relevant standards: NF EN 13043 "Aggregates for hydrocarbon mixtures and for surface coatings used in the construction of pavements, airfields and other traffic areas” in Europe, ASTM C33 “Standard Specification for Concrete Aggregates " to
- TS very siliceous aggregates With silicate acidic aggregates> 65% SiO 2 ; SiO 2 intermediate silicate aggregates between 52 and 65%; B basic silicate granules SiO 2 between 42 and 52%; UB ultrabasic limestone aggregates SiO 2 ⁇ 42%.
- an emulsion (EB) of bitumen is initially prepared in an aqueous phase, using a surfactant (TA) to facilitate the emulsification of the bitumen.
- TA surfactant
- the result is an oil-in-water emulsion.
- granules (G) preferably wet and said bituminous emulsion, to obtain the bitumen / granular association sought.
- the bituminous emulsion and the aggregates can be brought into contact by mixing or mixing, spreading and compacting.
- bituminous emulsion is prepared in the following manner: at least one surfactant (TA) is dissolved in an aqueous phase, then the bitumen is added to the aqueous phase and the dispersion of the bitumen is effected by means of energy input. mechanical, for example in a colloid mill or a turbine.
- TA surfactant
- the aqueous phase Prior to the incorporation of bitumen, and especially during the dissolution of the surfactant in the aqueous phase, the aqueous phase is heated to a temperature between 20 and 120 ° C, preferably between 40 and 80 ° C and better still between 55 and 65 °.
- the temperature is chosen substantially equal to 60 ° C.
- the bituminous emulsion (EB) comprises from 20 to 50 parts by weight of water per 100 parts by weight of bituminous emulsion.
- the surfactant (TA) is used in an amount of 0.1 to 2.0% by weight based on the amount of emulsion, preferably in an amount of 1.0 to 1.5% by weight.
- a bituminous emulsion (EB) preferably has the following composition:
- At least one bitumen from 50 to 80% by weight of emulsion, preferably from 50 to 65% by weight, at least one surfactant (TA) of general formula (I), from 0.1 to 2% by weight; weight of the emulsion, preferably from 1.0 to 1.5% by weight,
- TA surfactant
- adjuvants polymer (s), surfactant, fluxing agent, from 0 to 10% by weight of the emulsion,
- the bitumen intended to be incorporated in the aqueous phase is brought to a temperature of between 80 and 200 ° C., preferably of between 100 and 150 ° C. and more preferably of between 135 and 145 ° C. According to one particular implementation, the temperature is selected close to 140 ° C.
- bituminous emulsion that is stable over time is thus obtained, as can be measured according to the NF EN 12850 standard. Its bitumen content is between 50 and 65% by weight, preferably between 57 and 62%. in weight.
- bituminous emulsion can be prepared in a coating plant, at the time of preparation of the bituminous mix, or be prepared and stored before use and then transported, for example by tanker truck, as needed.
- the bitumen / granulate combination can be prepared in various ways. To prepare a superficial coating, a layer of granulate is then applied and a bituminous emulsion layer, and the assembly is compacted. Those skilled in the art may prepare other types of surface coatings, for example by multiplying the number of layers, by modifying the spreading order of the aggregates and bituminous emulsion layers, according to techniques known elsewhere.
- Cold bituminous mixes are prepared by mixing (or mixing) previously moistened aggregates and the bituminous emulsion with a suitable mixer. This method of preparation covers cold-cast asphalts and cold mixes.
- the bitumen / granulate combination for example a bituminous mix, comprises, before breaking, 4 to 20 parts by weight of bituminous emulsion per 100 parts by weight of aggregates.
- the treatment of the aggregates can advantageously be carried out by a surface treatment agent capable of forming in particular a lipophilic film on the surface of the aggregates.
- the surface treatment agent is adsorbed on the aggregates and preferably forms a monolayer, which makes it possible in particular to overcome the chemical nature of the aggregates during the preparation of the mix. The characteristics of rupture of the emulsion and cohesion of the asphalt can thus be better controlled.
- the surface treatment agent is used in the liquid phase, preferably aqueous, during the wetting of aggregates.
- amino acid compounds polyalkylamphopolycarboxyglycinate, especially tallow-amphopolycarboxyglycinates
- alkylamines alkylsulfpropylenepolyamine
- macromolecular surfactant compounds polyoxyethylenepolyalkyletherphosphate, such as polyoxyethyleneolephosphate.
- the addition in the emulsion of a coalescing agent iavorise the rupture of the emulsion which causes the agglomeration of globules of bitumen in clusters on the aggregates.
- the coalescing agent is introduced into the bituminous emulsion in the aqueous phase. It is composed, for example, of C 12 to C 14 ethoxylated and propyloxylated amines, of C 8 to C 12 ethoxylated and propyloxylated alcohols, of sodium polyacrylate, of glycol compounds or of antifoaming compounds such as C mineral oils. 20 to 30 with ethoxylated silicone sites or mixtures of silicone oils and silica.
- the coalescing agent is introduced at a level of at least 0.03% by weight with respect to the aggregates, immediately before mixing them with the emulsion.
- This coalescence agent is introduced into the bituminous emulsion, preferably in the aqueous phase.
- adjuvants may also be provided, depending on the properties desired for the bituminous mix.
- Such adjuvants are known to those skilled in the art. It is for example additional surfactants, pigments, dyes, breaking agents, fluxing agents, polymers, salts, etc.
- bituminous emulsion After contacting the bituminous emulsion and the aggregates, or simultaneously, it is arranged that the breakage of the bituminous emulsion takes place, so that globules or droplets of bitumen adhere to the aggregates.
- the rupture takes place during the compaction of the road surface that is being prepared.
- the breakage of the bituminous emulsion takes place during spreading.
- the invention relates to the use of at least one nonionic surfactant (TA) of the alkylpolyglycoside type for the preparation of a bituminous emulsion.
- the invention furthermore relates to the use, as surface coating or bituminous mix, for a cold application of a bitumen / granulate combination, as defined above as such and as a product obtained for the implementation of the preparation process according to the invention.
- the invention furthermore relates to a bitumen / granulate combination, comprising a bituminous emulsion (EB) prepared using nonionic surfactant (TA) of the alkylpolyglycoside type.
- Said bitumen / granulate association is eg a surface coating or a bituminous cold mix.
- the invention also relates to a road surface comprising at least one layer based on a combination bitumen / aggregate defined above, in particular a surface coating, a cold bituminous mix, a cold-poured bituminous mix or a severe -emulsion.
- bituminous emulsion comprising water as dispersion phase, at least one bitumen, for example as dispersed phase, and at least one nonionic surfactant (TA) of alkylpolyglycoside type.
- said surfactant comprises a saccharide fraction of 1 to 10 saccharide units, linked by an ether linkage to a C 6 to C 20 aliphatic hydrocarbon fraction, as previously described. It can be a mixture of several types of alkylpolyglucosides, the mixture being provided in the form of an aqueous solution.
- said surfactant is of the alkylpolyglucoside type and comprises a saccharide fraction of 1 to 6 glucose units, connected to a C8 to C6 linear aliphatic hydrocarbon fraction.
- said surfactant is in the form of a mixture of alkylpolyglucosides, the saccharide fraction of which has an average degree of polymerization of from 1 to 5, preferably from 1 to 3, and wherein the hydrocarbon fraction comprises linear C8, ClO, Cl 2 and / or C 14 alkyl groups.
- the surfactants are the agents TA1 and TA2, identified in Table 2 below.
- the bitumen used is TOTAL 50/70 ED type.
- the aggregates are of silico-calcareous type Meilleraie (porphyry diorite of siliceous nature, which can be assimilated to a mixture SiO 2 ZCaO 60/40% by weight), of particle size 0/10. It is a G3 type granulate (see Table 2).
- Surface treatment agents especially hydrophobants, used are a styrene-maleimide copolymer (H).
- the coalescing agent used is a mixture of fatty amines and amidoamines (STABIRAM ® CM 506, CECA) (Cl) or a solution of calcium chloride (C2).
- % MA % by weight of active material in the aqueous solution.
- the water content is equal to the complement of 100% (5)
- DP Average degree of polymerization of the oligosaccharide fraction
- Bituminous emulsions are prepared comprising 60% by weight of bitumen relative to the emulsion (ie 600 kg of bitumen per ton of emulsion) and the surfactant dissolved in water, according to the doses indicated in Table 3.
- the surfactant solution is brought to 60 ° C. before introducing the heated bitumen at a temperature close to 140 ° C.
- the emulsification is carried out in a colloid mill.
- bituminous emulsions are measured and reported in Table 4: - sieve deposit of 630 ⁇ m, measured according to the standard NFT 66 016. To do this, a certain quantity of emulsion is passed over a sieve of 630 ⁇ m and collected particles that do not pass through the sieve. This gives an indication of the quality of the emulsion: the lower the particle content, the thinner the emulsion; - bitumen content of the emulsion; - Stability of the emulsion, measured according to standard NF EN 12847 "Storage stability of bitumen emulsions at 7 days".
- the purpose of this measure is to know the bitumen content at the top and bottom of a specimen containing a bituminous emulsion, after 7 days of storage, in order to evaluate the phenomena of sedimentation and creaming.
- After preparing the bituminous emulsion it is stored for 7 days in a test tube equipped with two valves, one at the top of the test tube, the other at the bottom.
- a volume of emulsion (about 300 mL) is taken from the top and bottom of the test tube and the bitumen content of each aliquot is measured. The difference between these levels gives an indication of the stability of the emulsion. The smaller the difference, the more stable the emulsion.
- bituminous emulsions obtained thus have good characteristics. Indeed, the sieve deposit is particularly low and the stability is quite satisfactory. This means, in particular, that the bitumen is dispersed as fines droplets in the aqueous phase, and that these droplets have little tendency to cluster over time.
- bituminous mixes A to G were prepared for cold application, according to the proportions indicated in Table 5.
- the aggregates are Meilleraie type.
- the bituminous mix is prepared with 6.4 parts by weight of bituminous emulsion per 100 parts by weight of granulate.
- the mixes A, C and F comprise a coalescing agent; the mixes E and F comprise a surface treatment agent.
- the mixes B and D do not include a coalescing agent or a surface treatment agent.
- the mix After mixing the bituminous emulsion and the aggregates, the mix is spread and then compacted, which causes the breaking of the emulsion and the adhesion of the bitumen droplets to the aggregates. The water of rupture is taken for analysis.
- the compressive strength under different conditions measured according to the DURIEZ test described in standard NF P 98-251-4.
- the purpose of this DURIEZ test is to determine, for a given temperature and compaction, the water resistance of a hydrocarbon mixture, based on the I / C ratio of the compressive strengths with and without immersion of the asphalt specimens. . This is to evaluate the resistance of the bituminous mix to the stripping.
- a cylindrical test specimen of 1 kg of asphalt is prepared and packaged according to the indications below.
- the conditioning begins with 1 day corresponding to the demolding of the test piece, then continues with the maturation under pre-defined conditions of temperature and relative humidity or immersion: Condition 1: After 1 day at room temperature (ie around 20 ° C) plus 6 hours at
- the compressive strength test is performed under axial compression of the test piece, at a speed of 1 mm / s, until the test piece is broken.
- the asphalt mixes thus obtained have a good cohesion increase, compatible with rapid re-circulation.
- the compressive strengths increase rapidly depending on the ripening time. This indicates satisfactory behavior of the asphalt.
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- Health & Medical Sciences (AREA)
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Abstract
Description
Claims
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Application Number | Priority Date | Filing Date | Title |
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FR0408479A FR2873708B1 (fr) | 2004-07-30 | 2004-07-30 | Procede de preparation d'un revetement routier a froid |
PCT/EP2005/053726 WO2006013194A1 (fr) | 2004-07-30 | 2005-07-29 | Procede de preparation d'un revevetement routier a froid |
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EP05771768A Withdrawn EP1781403A1 (fr) | 2004-07-30 | 2005-07-29 | Procede de preparation d'un revevetement routier a froid |
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FR (1) | FR2873708B1 (fr) |
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BE1019062A3 (nl) * | 2009-12-04 | 2012-02-07 | Deme Environmental Contractors Dec | Gevezelde open steenasfalt samenstelling en methode ter vervaardiging daarvan. |
FR3065732B1 (fr) * | 2017-04-27 | 2019-07-19 | Rhodia Operations | Agents d'interfaces pour la preparation de revetements routiers a froid |
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US4810299A (en) * | 1988-05-20 | 1989-03-07 | Westvaco Corporation | Cationic aqueous bituminous emulsion-aggregate slurries |
FR2712315B1 (fr) * | 1993-11-10 | 1996-02-02 | Colas Sa | Matériau enrobé à l'émulsion de bitume gélifiée et son procédé de fabrication. |
FR2731709B1 (fr) * | 1995-03-15 | 1997-06-06 | Colas Sa | Emulsion anionique d'un liant bitumineux, dur dans un etat final, et procede de fabrication d'une telle emulsion |
EP1191085B1 (fr) * | 1996-02-20 | 2005-07-27 | Rhodia Inc. | Méthode de fluidification de goudrons |
JP3957989B2 (ja) * | 2000-08-22 | 2007-08-15 | 花王株式会社 | アスファルト乳剤用安定化剤 |
FR2815628B1 (fr) * | 2000-10-23 | 2004-02-13 | Total Raffinage Distrib | Procede de fabrication d'enrobes bitumineux a froid |
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