JPH07109417A - Solvent-free modified bitumen composition - Google Patents
Solvent-free modified bitumen compositionInfo
- Publication number
- JPH07109417A JPH07109417A JP25571593A JP25571593A JPH07109417A JP H07109417 A JPH07109417 A JP H07109417A JP 25571593 A JP25571593 A JP 25571593A JP 25571593 A JP25571593 A JP 25571593A JP H07109417 A JPH07109417 A JP H07109417A
- Authority
- JP
- Japan
- Prior art keywords
- cement
- bituminous
- urethane prepolymer
- modified bitumen
- bitumen composition
- 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.)
- Granted
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 22
- 239000010426 asphalt Substances 0.000 title claims abstract description 21
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000004568 cement Substances 0.000 claims abstract description 17
- 239000000839 emulsion Substances 0.000 claims abstract description 17
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 5
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 5
- 239000004571 lime Substances 0.000 claims abstract description 5
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 claims description 5
- 239000003960 organic solvent Substances 0.000 abstract description 8
- 239000000463 material Substances 0.000 description 16
- 239000011248 coating agent Substances 0.000 description 9
- 238000000576 coating method Methods 0.000 description 9
- 229920005862 polyol Polymers 0.000 description 8
- 150000003077 polyols Chemical class 0.000 description 8
- -1 polytetramethylene Polymers 0.000 description 8
- 239000002253 acid Substances 0.000 description 6
- 239000003995 emulsifying agent Substances 0.000 description 6
- 150000002148 esters Chemical class 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 239000000084 colloidal system Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 125000001931 aliphatic group Chemical group 0.000 description 4
- 230000001804 emulsifying effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 239000004721 Polyphenylene oxide Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- 125000000129 anionic group Chemical group 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 3
- 239000003607 modifier Substances 0.000 description 3
- 229920000570 polyether Polymers 0.000 description 3
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 description 2
- NXQMCAOPTPLPRL-UHFFFAOYSA-N 2-(2-benzoyloxyethoxy)ethyl benzoate Chemical compound C=1C=CC=CC=1C(=O)OCCOCCOC(=O)C1=CC=CC=C1 NXQMCAOPTPLPRL-UHFFFAOYSA-N 0.000 description 2
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 2
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 2
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
- 229920001732 Lignosulfonate Polymers 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 229920000538 Poly[(phenyl isocyanate)-co-formaldehyde] Polymers 0.000 description 2
- 239000005062 Polybutadiene Substances 0.000 description 2
- 239000011398 Portland cement Substances 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 125000002947 alkylene group Chemical group 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
- 239000005018 casein Substances 0.000 description 2
- BECPQYXYKAMYBN-UHFFFAOYSA-N casein, tech. Chemical compound NCCCCC(C(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(CC(C)C)N=C(O)C(CCC(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(C(C)O)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(COP(O)(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(N)CC1=CC=CC=C1 BECPQYXYKAMYBN-UHFFFAOYSA-N 0.000 description 2
- 235000021240 caseins Nutrition 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 238000004945 emulsification Methods 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 239000003701 inert diluent Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 239000000025 natural resin Substances 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 150000003014 phosphoric acid esters Chemical class 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 229920002857 polybutadiene Polymers 0.000 description 2
- 239000005056 polyisocyanate Substances 0.000 description 2
- 229920001228 polyisocyanate Polymers 0.000 description 2
- 239000002952 polymeric resin Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 2
- 229920003051 synthetic elastomer Polymers 0.000 description 2
- 229920001059 synthetic polymer Polymers 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 239000005061 synthetic rubber Substances 0.000 description 2
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 239000008096 xylene Substances 0.000 description 2
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 description 1
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 1
- NNOZGCICXAYKLW-UHFFFAOYSA-N 1,2-bis(2-isocyanatopropan-2-yl)benzene Chemical compound O=C=NC(C)(C)C1=CC=CC=C1C(C)(C)N=C=O NNOZGCICXAYKLW-UHFFFAOYSA-N 0.000 description 1
- FKTHNVSLHLHISI-UHFFFAOYSA-N 1,2-bis(isocyanatomethyl)benzene Chemical compound O=C=NCC1=CC=CC=C1CN=C=O FKTHNVSLHLHISI-UHFFFAOYSA-N 0.000 description 1
- ZXHZWRZAWJVPIC-UHFFFAOYSA-N 1,2-diisocyanatonaphthalene Chemical compound C1=CC=CC2=C(N=C=O)C(N=C=O)=CC=C21 ZXHZWRZAWJVPIC-UHFFFAOYSA-N 0.000 description 1
- LCZVSXRMYJUNFX-UHFFFAOYSA-N 2-[2-(2-hydroxypropoxy)propoxy]propan-1-ol Chemical compound CC(O)COC(C)COC(C)CO LCZVSXRMYJUNFX-UHFFFAOYSA-N 0.000 description 1
- VEORPZCZECFIRK-UHFFFAOYSA-N 3,3',5,5'-tetrabromobisphenol A Chemical class C=1C(Br)=C(O)C(Br)=CC=1C(C)(C)C1=CC(Br)=C(O)C(Br)=C1 VEORPZCZECFIRK-UHFFFAOYSA-N 0.000 description 1
- 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 1
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 1
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 1
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 1
- 239000005058 Isophorone diisocyanate Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- 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 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- AWMVMTVKBNGEAK-UHFFFAOYSA-N Styrene oxide Chemical compound C1OC1C1=CC=CC=C1 AWMVMTVKBNGEAK-UHFFFAOYSA-N 0.000 description 1
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 1
- 230000006750 UV protection Effects 0.000 description 1
- 229920006311 Urethane elastomer Polymers 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000000783 alginic acid Substances 0.000 description 1
- 235000010443 alginic acid Nutrition 0.000 description 1
- 229920000615 alginic acid Polymers 0.000 description 1
- 229960001126 alginic acid Drugs 0.000 description 1
- 150000004781 alginic acids Chemical class 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 229920000180 alkyd Polymers 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 239000011400 blast furnace cement Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 239000004359 castor oil Substances 0.000 description 1
- 235000019438 castor oil Nutrition 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- KORSJDCBLAPZEQ-UHFFFAOYSA-N dicyclohexylmethane-4,4'-diisocyanate Chemical compound C1CC(N=C=O)CCC1CC1CCC(N=C=O)CC1 KORSJDCBLAPZEQ-UHFFFAOYSA-N 0.000 description 1
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002169 ethanolamines Chemical class 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 1
- 229920003049 isoprene rubber Polymers 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- WIBFFTLQMKKBLZ-SEYXRHQNSA-N n-butyl oleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCCCC WIBFFTLQMKKBLZ-SEYXRHQNSA-N 0.000 description 1
- PSZYNBSKGUBXEH-UHFFFAOYSA-M naphthalene-1-sulfonate Chemical compound C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-M 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- BPJZKLBPJBMLQG-KWRJMZDGSA-N propanoyl (z,12r)-12-hydroxyoctadec-9-enoate Chemical compound CCCCCC[C@@H](O)C\C=C/CCCCCCCC(=O)OC(=O)CC BPJZKLBPJBMLQG-KWRJMZDGSA-N 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000344 soap 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
- HIEHAIZHJZLEPQ-UHFFFAOYSA-M sodium;naphthalene-1-sulfonate Chemical compound [Na+].C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 HIEHAIZHJZLEPQ-UHFFFAOYSA-M 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 150000003505 terpenes Chemical class 0.000 description 1
- 235000007586 terpenes Nutrition 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 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 1
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- 229960004418 trolamine Drugs 0.000 description 1
- 239000003981 vehicle Substances 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は無溶剤型変性瀝青組成物
に関する。FIELD OF THE INVENTION The present invention relates to a solventless modified bitumen composition.
【０００２】[0002]
【従来の技術】従来より瀝青物は、その材料の性能、供
給体制、経済性等において優位に立つことから防水材料
として使用されている。2. Description of the Related Art Bituminous materials have hitherto been used as waterproof materials because of their superiority in material performance, supply system, economy and the like.
【０００３】瀝青物を使用する防水方法としては、例え
ば特開昭58-22052号公報には、ウレタンプレポリマーを
主成分とするＡ成分と瀝青乳剤を主成分とするＢ成分を
混合することにより得られる変性瀝青組成物を、防水材
として使用することが記載されているが、粘度を調整し
て作業性を向上させるために、有機不活性希釈剤として
有機溶剤がウレタンプレポリマー中に混入されている。As a waterproofing method using a bituminous material, for example, in Japanese Patent Laid-Open No. 58-22052, a component A containing a urethane prepolymer as a main component and a component B containing a bituminous emulsion as a main component are mixed. It is described that the resulting modified bituminous composition is used as a waterproof material, but in order to adjust the viscosity and improve workability, an organic solvent is mixed in the urethane prepolymer as an organic inert diluent. ing.
【０００４】[0004]
【発明が解決しようとする課題】ところが、有機溶剤は
環境破壊につながるだけでなく作業者の人体に悪影響を
与え、さらに現場での事故の危険性も高い。また施工現
場でウレタンプレポリマー、瀝青乳剤、発泡防止剤およ
び有機不活性希釈剤を所定量配合するというのは、余計
な手間がかかるだけでなく、配合ミスも起こりやすくな
る。However, the organic solvent not only leads to environmental damage, but also has an adverse effect on the human body of the worker, and also has a high risk of accidents on site. In addition, adding a predetermined amount of a urethane prepolymer, a bituminous emulsion, an antifoaming agent and an organic inert diluent at a construction site is not only an extra task, but also a mistake in mixing easily occurs.
【０００５】本発明は従来の技術の有するこのような問
題点に鑑みてなされたものであって、その目的は、有機
溶剤を使用することなく、しかも流動性に優れ、塗布施
工しやすい無溶剤型変性瀝青組成物を提供することにあ
る。The present invention has been made in view of the above problems of the prior art, and an object thereof is to use a solventless solvent which has excellent fluidity and is easy to apply and apply without using an organic solvent. An object is to provide a type-modified bitumen composition.
【０００６】[0006]
【課題を解決するための手段】上記目的を達成するため
に本発明の要旨は、以下の（イ）〜（ニ）を必須成分と
することを特徴とする無溶剤型変性瀝青組成物にある。 （イ）末端イソシアネート基含有ウレタンプレポリマー （ロ）セメントもしくは石灰の単独または両者の混合物 （ハ）瀝青乳剤 （ニ）レベリング剤 本発明において、末端イソシアネート基含有ウレタンプ
レポリマー（以下「ウレタンプレポリマー」という）に
用いられるポリオールとしては、モノ、ジおよびトリプ
ロピレングリコール、モノ、ジおよびトリエチレングリ
コール、グリセリン、トリメチロールプロパン、ペンタ
エリスリトール、ソルビトール、ヒマシ油、末端水酸基
２〜３個を含有するポリブタジエン、モノ、ジおよびト
リエタノールアミン、アニリン、ポリテトラメチレング
リコール、ビスフェノールＡ、ハイドロキノーン等の単
独もしくは混合物、またはこれらにエチレンオキシド、
プロピレンオキシド、ブチレンオキシド、スチレンオキ
シド等のアルキレンオキシド類の単独または２種以上を
混合して得られるポリオールが挙げられ、かつ平均分子
量が１００〜１０００００のポリオールを挙げることが
できる。To achieve the above object, the gist of the present invention resides in a solventless modified bitumen composition characterized by containing the following (a) to (d) as essential components. . (A) Terminal isocyanate group-containing urethane prepolymer (b) Cement or lime alone or a mixture of both (c) Bituminous emulsion (d) Leveling agent In the present invention, a terminal isocyanate group-containing urethane prepolymer (hereinafter referred to as "urethane prepolymer") Examples of the polyol used in (), mono, di and tripropylene glycol, mono, di and triethylene glycol, glycerin, trimethylolpropane, pentaerythritol, sorbitol, castor oil, polybutadiene containing 2-3 terminal hydroxyl groups, Mono-, di- and tri-ethanolamine, aniline, polytetramethylene glycol, bisphenol A, hydroquinone, etc., alone or in mixture, or ethylene oxide,
Examples thereof include polyols obtained by using alkylene oxides such as propylene oxide, butylene oxide, and styrene oxide alone or by mixing two or more kinds, and examples include polyols having an average molecular weight of 100 to 100,000.
【０００７】次に有機イソシアネートとしては、２，４
−／２，６−８０／２０−および６５／３５トリレンジ
イソシアネート( 以下「ＴＤＩ」という。) 、ジフェニ
ルメタンジイソシアネート( 以下「ＭＤＩ」とい
う。）、ポリメチレンポリフェニルイソシアネート、ナ
フタリンジイソシアネート、キシリレンジイソシアネー
ト（以下「ＸＤＩ」という。）、ヘキサメチレンジイソ
シアネート、テトラメチルキシリレンジイソシアネー
ト、水素添加ＸＤＩ、水素添加ＭＤＩ、イソホロンジイ
ソシアネート等の単独もしくは混合物等が挙げられる。
ポリオールに対する有機ポリイソシアネートのＮＣＯ／
ＯＨ当量比は、１．５〜１０好ましくは、２．０〜３．
０がよい。また、有機ポリイソシアネートとして最初に
トリレンジイソシアネートをＮＣＯ／ＯＨ当量比＝１．
５〜２．０程度でポリオールと反応させたのち、ポリメ
チレンポリフェニルイソシアネート等を添加、混合せし
め、全体のＮＣＯ／ＯＨ当量比を２．０超１０以下にす
ることもできる。Next, as the organic isocyanate, 2,4
-/ 2, 6-80 / 20- and 65/35 tolylene diisocyanate (hereinafter referred to as "TDI"), diphenylmethane diisocyanate (hereinafter referred to as "MDI"), polymethylene polyphenyl isocyanate, naphthalene diisocyanate, xylylene diisocyanate ( Hereinafter, referred to as “XDI”), hexamethylene diisocyanate, tetramethylxylylene diisocyanate, hydrogenated XDI, hydrogenated MDI, isophorone diisocyanate, etc., alone or in a mixture.
NCO of organic polyisocyanate to polyol /
The OH equivalent ratio is 1.5 to 10, preferably 2.0 to 3.
0 is good. Further, as the organic polyisocyanate, tolylene diisocyanate was first used as an NCO / OH equivalent ratio = 1.
After reacting with a polyol at about 5 to 2.0, polymethylene polyphenyl isocyanate or the like may be added and mixed to make the overall NCO / OH equivalent ratio over 2.0 to 10 or less.
【０００８】本発明において得られるウレタンプレポリ
マーは、遊離イソシアネート基を２〜１５重量％含有す
るものである。The urethane prepolymer obtained in the present invention contains 2 to 15% by weight of free isocyanate groups.
【０００９】また、必要に応じて、改質剤を添加するこ
ともできる。改質剤としては耐熱、耐紫外線および耐久
性等を付与し得るものが挙げられる。これらの改質剤の
添加量は、ウレタンプレポリマーに対し、０．１〜３重
量％が好ましい。Further, a modifier may be added if necessary. Examples of the modifier include those capable of imparting heat resistance, UV resistance, durability and the like. The addition amount of these modifiers is preferably 0.1 to 3% by weight with respect to the urethane prepolymer.
【００１０】本発明に使用されるセメントもしくは石灰
の単独または両者の混合物（以下単に「セメント等」と
いう。）としては、ポルトランドセメント、フライアッ
シュセメント、高炉セメント、高炉コロイドセメント、
コロイドセメント、シリカセメント、耐硫酸塩セメン
ト、アルミナセメント等のセメント、生石灰、消石灰等
の石灰の単独または両者の混合物等が挙げられる。セメ
ント等の添加量はウレタンプレポリマーに対し２〜８０
重量％、好ましくは１０〜６０重量％がよい。The cement or lime used in the present invention alone or as a mixture of both (hereinafter simply referred to as "cement etc.") includes Portland cement, fly ash cement, blast furnace cement, blast furnace colloid cement,
Examples include colloid cement, silica cement, sulfate resistant cement, cement such as alumina cement, lime such as quick lime and slaked lime, or a mixture of both. The amount of cement added is 2 to 80 relative to the urethane prepolymer
%, Preferably 10 to 60% by weight.
【００１１】セメント等は、ウレタンプレポリマーとは
直接には反応しないが、ウレタンプレポリマー中のイソ
シアネート基が瀝青乳剤中の水分と反応した場合に生ず
る炭酸ガスを吸収し、無発泡状とし、かつ、硬化物の機
械的特性の向上に寄与する。Cement or the like does not react directly with the urethane prepolymer, but absorbs carbon dioxide generated when the isocyanate group in the urethane prepolymer reacts with the water in the bituminous emulsion to form a non-foaming state, and Contributes to the improvement of mechanical properties of the cured product.
【００１２】これらのセメント等は使用直前に施工現場
でウレタンプレポリマーに添加するのが好ましい。These cements and the like are preferably added to the urethane prepolymer at the construction site immediately before use.
【００１３】また、必要に応じて反応促進触媒やフェノ
ール性有機化合物のような遅延剤を併用してもよい。こ
れらの反応促進触媒や遅延剤の添加量はウレタンプレポ
リマーに対し、０．１〜３重量％が好ましい。If necessary, a reaction promoting catalyst or a retarder such as a phenolic organic compound may be used in combination. The amount of the reaction accelerating catalyst or retarder added is preferably 0.1 to 3% by weight based on the urethane prepolymer.
【００１４】レベリング剤としては、脂肪族一塩基酸エ
ステル、脂肪族二塩基酸エステル、二価アルコールのエ
ステル、オキシ酸エステル、リン酸エステル等が挙げら
れる。これらのレベリング剤の使用量は、ウレタンプレ
ポリマーに対して２〜６０重量％、好ましくは１０〜３
０重量％である。Examples of the leveling agent include aliphatic monobasic acid ester, aliphatic dibasic acid ester, dihydric alcohol ester, oxyacid ester and phosphoric acid ester. The amount of these leveling agents used is 2 to 60% by weight, preferably 10 to 3% by weight based on the urethane prepolymer.
It is 0% by weight.
【００１５】レベリング剤が存在する場合、上記（イ)
、（ロ）、（ハ）成分を混合した場合に作業を行うに
適した流動性と可使時間を付与し、有機溶剤を使用した
場合と同等もしくはそれ以上の硬化性、機械的特性を有
する硬化物が得られる。また、これらのレベリング剤は
低揮発性のため、有機溶剤のように、作業者の健康に悪
影響を与えないという利点がある。When a leveling agent is present, the above (a)
When the components (b) and (c) are mixed, the fluidity and pot life suitable for working are given, and the curability and mechanical properties are the same as or higher than those when an organic solvent is used. A cured product is obtained. Further, since these leveling agents have low volatility, they have an advantage that they do not adversely affect the health of workers unlike organic solvents.
【００１６】次に本発明において、瀝青乳剤としては、
ストレートアスファルト、ブローンアスファルト、カッ
トバックアスファルト、プロパン脱瀝アスファルト等の
石油アスファルト、重油、天然アスファルト、タール、
ピッチ等の１種または２種以上を混合した瀝青物と、ア
ニオン系、ノニオン系などの各種界面活性剤やクレー
（例えばベントナイト）などの１種たは２種以上の乳化
剤、アルカリ、酸、塩、分散剤、保護コロイド等を、コ
ロイドミル、ホモジナイザ、ホモミキサ等の適当な乳化
機を用いて水中に乳化させた瀝青乳剤が挙げられる。Next, in the present invention, as the bitumen emulsion,
Petroleum asphalt such as straight asphalt, blown asphalt, cutback asphalt, propane deasphalting asphalt, heavy oil, natural asphalt, tar,
A bituminous material obtained by mixing one or more kinds such as pitch, and one or more kinds of emulsifiers such as anionic or nonionic surfactants and clay (for example, bentonite), alkalis, acids and salts. , A dispersant, a protective colloid and the like are emulsified in water using an appropriate emulsifying machine such as a colloid mill, a homogenizer and a homomixer.
【００１７】瀝青乳剤において、瀝青物の乳化剤、その
他乳化に用いられる物質、瀝青物の乳化方法などの瀝青
物の乳化技術については公知のものが用いられる。例え
ば、通常乳化方法としては、瀝青物を加熱溶融して液状
にしたものを、乳化剤その他を水に溶解して造った乳化
液と共に乳化機を通じて混合する方法がとられる。この
とき乳化剤の一部を瀝青物に添加しておくこともある。Regarding the bituminous emulsion, known emulsifying techniques for bituminous substances such as an emulsifier for bituminous substances, other substances used for emulsification, and a method for emulsifying bituminous substances are used. For example, as an ordinary emulsification method, a method in which a bituminous product is heated and melted into a liquid state and mixed with an emulsified liquid prepared by dissolving an emulsifier and the like in water through an emulsifying machine is used. At this time, a part of the emulsifier may be added to the bituminous product.
【００１８】次にアニオン系瀝青乳剤の乳化剤として
は、例えば高級アルコール硫酸エステル、アルキルアリ
ルスルホン酸塩、アルキルベンゼンスルホン酸塩、αオ
レフインスルホン酸塩、高級アルコールエトオキシレー
ト、高級アルコールエトオキシレートサルフェート、石
鹸、ナフタリンスルホン酸塩およびそのホルマリン変性
物、アルカリリグニン塩、リグニンスルホン酸塩、カゼ
インのアルカリ塩、ポリアクリル酸塩等が挙げられる。Next, as an emulsifier for an anionic bituminous emulsion, for example, higher alcohol sulfate, alkylallyl sulfonate, alkylbenzene sulfonate, α-olefin sulfonate, higher alcohol ethoxylate, higher alcohol ethoxylate sulfate, Examples thereof include soap, naphthalene sulfonate and its formalin modified product, alkali lignin salt, lignin sulfonate, alkali salt of casein, and polyacrylate.
【００１９】また、ノニオン系瀝青乳剤の乳化剤として
は、例えばアルキルフェノール、モノおよび多価アルコ
ール類、脂肪酸類、脂肪族アミン類、脂肪酸アミド類、
エタノールアミン類等のアルキレンオキシド（エチレン
オキシドあるいは主としてエチレンオキシドよりなる）
の付加物等が挙げられる。Examples of emulsifiers for nonionic bituminous emulsions include alkylphenols, mono- and polyhydric alcohols, fatty acids, aliphatic amines, fatty acid amides,
Alkylene oxides such as ethanolamines (composed mainly of ethylene oxide)
And the like.
【００２０】分散剤や保護コロイドとしては、例えばナ
フタリンスルホン酸ソーダ、カゼイン、アルギン酸、ゼ
ラチン、カルボキシメチルセルロース、エチルセルロー
ス、ヒドロキシエチルセルロース、ポリビニールアルコ
ール、ポリアクリル酸ソーダ、リグニンスルホン酸塩、
ニトロフミン酸塩等が挙げられる。Examples of dispersants and protective colloids are sodium naphthalene sulfonate, casein, alginic acid, gelatin, carboxymethyl cellulose, ethyl cellulose, hydroxyethyl cellulose, polyvinyl alcohol, sodium polyacrylate, lignin sulfonate,
Examples include nitrohumates.
【００２１】また、本発明に使用される瀝青乳剤には、
上記の瀝青物に、天然ゴム、合成ゴム（例えばスチレン
ブタジエンゴム、イソプレンゴム、ブタジエンゴム
等）、合成高分子重合樹脂（例えばエチレン酢酸ビニー
ル共重合物、ポリエチルおよびメチルアクリレート、ポ
リアクリル酸塩、ポリ塩化ビニール等）、合成樹脂（例
えばクマロン樹脂、石炭酸樹脂、キシレン樹脂、尿素−
ホルマリン樹脂、アルキッド樹脂等）、天然樹脂（ロヂ
ン、テルペン樹脂等）等を添加して改質した瀝青物を水
中に乳化した瀝青乳剤も含まれる。Further, the bitumen emulsion used in the present invention includes
In addition to the above bituminous materials, natural rubber, synthetic rubber (for example, styrene-butadiene rubber, isoprene rubber, butadiene rubber, etc.), synthetic polymer resin (for example, ethylene vinyl acetate copolymer, polyethyl and methyl acrylate, polyacrylate, poly Vinyl chloride, etc., synthetic resin (eg coumarone resin, carboxylic acid resin, xylene resin, urea-
Formalin resins, alkyd resins, etc.), natural resins (rosin, terpene resins, etc.), etc. are added to the modified bituminous product to emulsify it in water.
【００２２】さらに上記の瀝青乳剤に天然ゴム、合成ゴ
ム、合成高分子重合樹脂、合成樹脂、天然樹脂等のラテ
ックスやエマルジョンを添加したものも本発明に使用さ
れる瀝青乳剤に含まれる。Further, the bitumen emulsion to be used in the present invention includes those obtained by adding latex or emulsion of natural rubber, synthetic rubber, synthetic polymer resin, synthetic resin, natural resin or the like to the above-mentioned bitumen emulsion.
【００２３】また、これらの瀝青乳剤に耐熱性、老化防
止、紫外線吸収および接着性向上等を目的とした添加
剤、粘度調整および作業性改良等を目的とした添加剤を
加えてもよい。Further, to these bituminous emulsions, additives for the purpose of heat resistance, aging prevention, absorption of ultraviolet rays and improvement of adhesion, and additives for the purpose of adjusting viscosity and improving workability may be added.
【００２４】[0024]
【作用および効果】このようにして得られる本発明の硬
化物は、ウレタン結合もしくは尿素結合を主体に二次〜
三次元構造のポリウレタン樹脂となり、さらに、これら
にセメント等および瀝青物が均質に溶解もしくは分散連
動した複合体を形成している。次に、本発明の変性瀝青
組成物の特徴について述べる。ACTION AND EFFECTS The cured product of the present invention thus obtained is mainly composed of urethane bond or urea bond,
It becomes a polyurethane resin having a three-dimensional structure, and further, cement or the like and bituminous material are homogeneously dissolved or dispersed in the resin to form a composite. Next, the characteristics of the modified bitumen composition of the present invention will be described.
【００２５】(1) （イ）、（ロ）、（ハ）、（ニ）成分
を所定の配合比で混合したものは、塗布等の施工におい
て、可使時間が１５〜１００分と有機溶剤を使用した場
合と同等で、且つ人体に悪影響を与えない。 (2) 混合および硬化物の各工程において、発泡が殆どな
い。 (3) 得られた硬化物は機械的特性に優れ、かつ、耐熱
性、耐寒性、耐薬品性（特に耐アルカリ性）、耐候性、
耐くりかえし疲労、下地クラックへの追従性、接着性等
に優れ、土木および建築用材料として有効である。 (4) 常温で施工でき、火気を使用する必要がない。(1) A mixture of the components (a), (b), (c) and (d) in a predetermined mixing ratio has a pot life of 15 to 100 minutes and an organic solvent when applied such as coating. Is the same as when using, and does not have a bad effect on the human body. (2) There is almost no foaming in each step of mixing and curing. (3) The obtained cured product has excellent mechanical properties, and also has heat resistance, cold resistance, chemical resistance (especially alkali resistance), weather resistance,
It excels in repeated fatigue resistance, followability to base cracks, and adhesiveness, and is effective as a civil engineering and construction material. (4) It can be installed at room temperature and there is no need to use fire.
【００２６】本発明の変性瀝青組成物は、叙上のごとき
特徴を有するので、防水材をはじめ防蝕被覆材、充填
材、結合材等に好適に使用することができる。例えば、
防水材を例にとると、防水下地に刷毛塗り、流し塗り、
吹付けなどにより塗布して防水することもできるし、さ
らに、不織布、織布、網状布、ネット、紙等、あるいは
これらを瀝青加工したもの等を芯材にし、これらを本発
明の変性瀝青組成物で流貼りし、メンブレン方式の防水
をすることもできる。Since the modified bituminous composition of the present invention has the above-mentioned characteristics, it can be suitably used as a waterproof material, a corrosion-resistant coating material, a filler, a binder and the like. For example,
Taking a waterproof material as an example, brush coating, flow coating,
It can be applied by spraying for waterproofing, and further, a non-woven fabric, a woven fabric, a net-like fabric, a net, a paper or the like, or a bituminized product thereof as a core material, and these are the modified bituminous composition of the present invention. It can also be waterproofed with a membrane method by applying it with a thing.
【００２７】また、防蝕被覆材としては、例えば車両、
容器等の鋼板、木製板等の防蝕、防腐にも用いることが
できる。As the anticorrosion coating material, for example, a vehicle,
It can also be used to prevent corrosion and corrosion of steel plates such as containers and wooden plates.
【００２８】さらに、充填材としては、例えば、構造物
の目地等に充填して防水することもできる。Further, as the filling material, for example, it is possible to fill the joints and the like of the structure to make it waterproof.
【００２９】そして、結合材としては、例えば骨材、ゴ
ム粉末、コルク粉等を混合して、これで弾性舗装体を造
ることもできる。As the binder, for example, an aggregate, rubber powder, cork powder, etc. may be mixed to make an elastic pavement.
【００３０】[0030]
【実施例】以下に実施例を挙げて本発明を具体的に説明
するが、本発明はこれら実施例に限定されるものではな
い。EXAMPLES The present invention will be specifically described below with reference to examples, but the present invention is not limited to these examples.
【００３１】以下の表１に示す配合比（重量部）で
（イ）〜（ニ）成分を混合し、本発明の変性瀝青組成物
を得た。そして、この変性瀝青組成物ついて、混合初期
粘度、可使時間、混合塗布作業性、臭気を調べ、シート
状に硬化させた硬化物について、その表面状態、機械的
特性について調査した。これらの結果を以下の表１に示
す。The components (a) to (d) were mixed at the compounding ratio (parts by weight) shown in Table 1 below to obtain the modified bitumen composition of the present invention. Then, the modified bitumen composition was examined for initial mixing viscosity, pot life, mixing application workability, and odor, and the surface state and mechanical properties of the cured product cured into a sheet were investigated. The results are shown in Table 1 below.
【００３２】成分（イ）、（ロ）、（ハ）、（ニ）の詳
細は次のとおりである。 （イ）ウレタンプレポリマー 末端水酸基３個を含有し、平均分子量が４０００のポリ
エーテルポリオール、末端水酸基２個を含有し、平均分
子量が２０００のポリエーテルポリオールを重量比１：
１．５で混合したポリエーテルポリオールにＴＤＩをＮ
ＣＯ／ＯＨ当量比＝２．０で反応させて得られるウレタ
ンポリマー （ロ）セメント ポルトランドセメント （ハ）瀝青乳剤 アスファルト乳剤（アニオン系）、蒸発残留物５３重量
％ （ニ）レベリング剤 実施例：アジピン酸ジメチル、リン酸トリブチル、オレ
イン酸ブチル、ジエチレングリコールジベンゾエート、
アセチルリシノール酸メチル 比較例：キシレン、１，１，１−トリクロルエタン、プ
ロピレンカーボネート、ジクロロメタン、塩素化パラフ
ィン また、試験方法とその評価方法は次のとおりである。 （１）混合初期粘度；（イ）、（ロ）、（ハ）、（ニ）
成分を配合し、３分間混合した後２分間静置した後の粘
度を示す。（ｍＰａ・sec/２０℃) （２）可使時間；（イ）、（ロ）、（ハ）、（ニ）成分
を配合し、混合開始から１０００００ｍＰａ・sec/２０
℃に達するまでの時間を示す。Details of the components (a), (b), (c) and (d) are as follows. (A) Urethane prepolymer A polyether polyol having 3 terminal hydroxyl groups and an average molecular weight of 4000 and a polyether polyol having 2 terminal hydroxyl groups and an average molecular weight of 2000 are used in a weight ratio of 1:
TDI was added to the polyether polyol mixed at 1.5.
Urethane polymer obtained by reacting at CO / OH equivalent ratio = 2.0 (b) Cement Portland cement (c) Bituminous emulsion Asphalt emulsion (anionic), evaporation residue 53 wt% (d) Leveling agent Example: Adipine Dimethyl acid, tributyl phosphate, butyl oleate, diethylene glycol dibenzoate,
Methyl acetylricinoleate Comparative example: xylene, 1,1,1-trichloroethane, propylene carbonate, dichloromethane, chlorinated paraffin The test method and its evaluation method are as follows. (1) Mixing initial viscosity; (a), (b), (c), (d)
The viscosity is shown after the components are mixed, mixed for 3 minutes, and allowed to stand for 2 minutes. (MPa · sec / 20 ° C.) (2) Pot life; (a), (b), (c), (d) components are mixed, and 100,000 mPa · sec / 20 from the start of mixing.
The time required to reach ° C is shown.
【００３３】（３）混合塗布作業性；（イ）、（ロ）、
（ハ）、（ニ）成分を混合し、流動性が良く、混合後２
０分後でも塗布作業可能なものを○、一方、増粘して塗
布作業困難なものを×として示す。 （４）臭気；（イ）、（ロ）、（ハ）、（ニ）成分を混
合後、塗布する際、無臭のものを○、臭気があるものを
×として示す。 （５）表面状態；異常のないものを○、ブリード、タッ
ク、ピンポールのあるものを×として示す。 （６）機械的特性；ＪＩＳ−Ａ６０２１のウレタンゴム
系試験によった。（２０℃で７日間養生後の特性であ
る。）(3) Workability of mixed coating: (a), (b),
After mixing the components (c) and (d), the fluidity is good, and after mixing, 2
A sample that can be applied even after 0 minutes is indicated by ◯, and a sample that cannot be applied easily by viscous is indicated by x. (4) Odor: When the components (a), (b), (c), and (d) are mixed and then applied, those having no odor are indicated by ◯, and those having an odor are indicated by x. (5) Surface condition: No abnormality is indicated by ◯, and bleed, tack, and pin pole are indicated by x. (6) Mechanical properties: Based on JIS-A6021 urethane rubber system test. (Characteristics after curing at 20 ° C. for 7 days.)
【００３４】[0034]
【表１】 [Table 1]
【００３５】表１に明らかなように、本実施例に係るも
のは、混合塗布作業性に優れ、臭気がなく、表面状態も
良好であり、機械的特性も優れている。しかし、比較例
に係るものは、これらの特性のいずれかにおいて劣って
いる。As is apparent from Table 1, the materials according to the present embodiment are excellent in workability for mixed coating, have no odor, have a good surface condition, and have excellent mechanical properties. However, the comparative example is inferior in any of these characteristics.
【００３６】[0036]
【発明の効果】本発明の無溶剤型変性瀝青組成物は、レ
ベリング剤として脂肪族一塩基酸エステル、脂肪族二塩
基酸エステル、二価アルコールのエステル、オキシ酸エ
ステル、リン酸エステルを使用することにより作業環境
を悪化させることなく、しかも有機溶剤を使用した時と
同等もしくはそれ以上の塗布作業性、機械的特性を有
し、防水材、防蝕被覆材、充填材、結合材として好適に
使用できる。特に、地下駐車場等の密閉された空間にお
ける使用に適している。The solvent-free modified bitumen composition of the present invention uses an aliphatic monobasic acid ester, an aliphatic dibasic acid ester, a dihydric alcohol ester, an oxyacid ester or a phosphoric acid ester as a leveling agent. Therefore, it does not deteriorate the working environment and has coating workability and mechanical properties equivalent to or better than those when using an organic solvent, and is suitable for use as a waterproof material, anticorrosive coating material, filler, and binder. it can. In particular, it is suitable for use in a closed space such as an underground parking lot.
Claims (1)
ことを特徴とする無溶剤型変性瀝青組成物。 （イ）末端イソシアネート基含有ウレタンプレポリマー （ロ）セメントもしくは石灰の単独または両者の混合物 （ハ）瀝青乳剤 （ニ）レベリング剤1. A solventless type modified bitumen composition comprising the following components (a) to (d) as essential components. (A) Urethane prepolymer containing terminal isocyanate group (b) Cement or lime alone or a mixture of both (c) Bituminous emulsion (d) Leveling agent
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5255715A JP2853758B2 (en) | 1993-10-13 | 1993-10-13 | Solvent-free modified bituminous composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5255715A JP2853758B2 (en) | 1993-10-13 | 1993-10-13 | Solvent-free modified bituminous composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07109417A true JPH07109417A (en) | 1995-04-25 |
| JP2853758B2 JP2853758B2 (en) | 1999-02-03 |
Family
ID=17282645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5255715A Expired - Lifetime JP2853758B2 (en) | 1993-10-13 | 1993-10-13 | Solvent-free modified bituminous composition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2853758B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008525558A (en) * | 2004-12-22 | 2008-07-17 | ロケット・フルーレ | Preparation and processing of bitumen composition |
| JP2008162816A (en) * | 2006-12-27 | 2008-07-17 | Toa Doro Kogyo Co Ltd | Grout chemical composition for seismic isolation of underground structure and seismic isolation construction method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56157450A (en) * | 1980-05-09 | 1981-12-04 | Dai Ichi Kogyo Seiyaku Co Ltd | Modified asphalt composition |
-
1993
- 1993-10-13 JP JP5255715A patent/JP2853758B2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56157450A (en) * | 1980-05-09 | 1981-12-04 | Dai Ichi Kogyo Seiyaku Co Ltd | Modified asphalt composition |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008525558A (en) * | 2004-12-22 | 2008-07-17 | ロケット・フルーレ | Preparation and processing of bitumen composition |
| JP2008162816A (en) * | 2006-12-27 | 2008-07-17 | Toa Doro Kogyo Co Ltd | Grout chemical composition for seismic isolation of underground structure and seismic isolation construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2853758B2 (en) | 1999-02-03 |
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