CN113892063A - 刮板用弹性体及使用所述弹性体的清洁刮板 - Google Patents
刮板用弹性体及使用所述弹性体的清洁刮板 Download PDFInfo
- Publication number
- CN113892063A CN113892063A CN201980096859.8A CN201980096859A CN113892063A CN 113892063 A CN113892063 A CN 113892063A CN 201980096859 A CN201980096859 A CN 201980096859A CN 113892063 A CN113892063 A CN 113892063A
- Authority
- CN
- China
- Prior art keywords
- diaminobenzoate
- elastic body
- blade
- polyol
- halogen atom
- 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.)
- Pending
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- 238000004140 cleaning Methods 0.000 title claims abstract description 12
- 229920001187 thermosetting polymer Polymers 0.000 claims abstract description 33
- 229920005862 polyol Polymers 0.000 claims abstract description 30
- 150000003077 polyols Chemical class 0.000 claims abstract description 30
- 229920003226 polyurethane urea Polymers 0.000 claims abstract description 25
- 229920001971 elastomer Polymers 0.000 claims abstract description 22
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- KKTUQAYCCLMNOA-UHFFFAOYSA-N 2,3-diaminobenzoic acid Chemical compound NC1=CC=CC(C(O)=O)=C1N KKTUQAYCCLMNOA-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000000806 elastomer Substances 0.000 claims abstract description 15
- 229920001228 polyisocyanate Polymers 0.000 claims abstract description 11
- 239000005056 polyisocyanate Substances 0.000 claims abstract description 11
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 4
- KHUIRIRTZCOEMK-UHFFFAOYSA-N 2-methylpropyl 3,5-diamino-4-chlorobenzoate Chemical group CC(C)COC(=O)C1=CC(N)=C(Cl)C(N)=C1 KHUIRIRTZCOEMK-UHFFFAOYSA-N 0.000 claims description 24
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims description 15
- 125000005843 halogen group Chemical group 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 13
- 229920002635 polyurethane Polymers 0.000 claims description 10
- 239000004814 polyurethane Substances 0.000 claims description 10
- 125000000217 alkyl group Chemical group 0.000 claims description 9
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 7
- 229910052801 chlorine Inorganic materials 0.000 claims description 5
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 5
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 5
- 239000004848 polyfunctional curative Substances 0.000 claims description 5
- 229920002396 Polyurea Polymers 0.000 claims description 3
- 125000001183 hydrocarbyl group Chemical group 0.000 claims description 3
- 125000001997 phenyl group Chemical class [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 3
- 229930195735 unsaturated hydrocarbon Natural products 0.000 claims description 3
- 229910052736 halogen Chemical group 0.000 claims description 2
- 150000002367 halogens Chemical group 0.000 claims description 2
- 238000000034 method Methods 0.000 description 35
- -1 isocyanate compound Chemical class 0.000 description 20
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 16
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 15
- 239000003054 catalyst Substances 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 11
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 10
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 9
- 150000002009 diols Chemical class 0.000 description 7
- 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 6
- 125000003277 amino group Chemical group 0.000 description 6
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 229920005906 polyester polyol Polymers 0.000 description 5
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 4
- SXFJDZNJHVPHPH-UHFFFAOYSA-N 3-methylpentane-1,5-diol Chemical compound OCCC(C)CCO SXFJDZNJHVPHPH-UHFFFAOYSA-N 0.000 description 4
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 125000005442 diisocyanate group Chemical group 0.000 description 4
- 150000005846 sugar alcohols Polymers 0.000 description 4
- 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 4
- 229940043375 1,5-pentanediol Drugs 0.000 description 3
- ALVZNPYWJMLXKV-UHFFFAOYSA-N 1,9-Nonanediol Chemical compound OCCCCCCCCCO ALVZNPYWJMLXKV-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- SJRJJKPEHAURKC-UHFFFAOYSA-N N-Methylmorpholine Chemical compound CN1CCOCC1 SJRJJKPEHAURKC-UHFFFAOYSA-N 0.000 description 3
- ALQSHHUCVQOPAS-UHFFFAOYSA-N Pentane-1,5-diol Chemical compound OCCCCCO ALQSHHUCVQOPAS-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- YIMQCDZDWXUDCA-UHFFFAOYSA-N [4-(hydroxymethyl)cyclohexyl]methanol Chemical compound OCC1CCC(CO)CC1 YIMQCDZDWXUDCA-UHFFFAOYSA-N 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 3
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 3
- 108091008695 photoreceptors Proteins 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- QXJQHYBHAIHNGG-UHFFFAOYSA-N trimethylolethane Chemical compound OCC(C)(CO)CO QXJQHYBHAIHNGG-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-VKHMYHEASA-N (+)-propylene glycol Chemical compound C[C@H](O)CO DNIAPMSPPWPWGF-VKHMYHEASA-N 0.000 description 2
- ARXKVVRQIIOZGF-UHFFFAOYSA-N 1,2,4-butanetriol Chemical compound OCCC(O)CO ARXKVVRQIIOZGF-UHFFFAOYSA-N 0.000 description 2
- YPFDHNVEDLHUCE-UHFFFAOYSA-N 1,3-propanediol Substances OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 description 2
- 229940035437 1,3-propanediol Drugs 0.000 description 2
- UNVGBIALRHLALK-UHFFFAOYSA-N 1,5-Hexanediol Chemical compound CC(O)CCCCO UNVGBIALRHLALK-UHFFFAOYSA-N 0.000 description 2
- SBJCUZQNHOLYMD-UHFFFAOYSA-N 1,5-Naphthalene diisocyanate Chemical compound C1=CC=C2C(N=C=O)=CC=CC2=C1N=C=O SBJCUZQNHOLYMD-UHFFFAOYSA-N 0.000 description 2
- ZJWDJIVISLUQQZ-UHFFFAOYSA-N 2,4-dimethylpentane-1,5-diol Chemical compound OCC(C)CC(C)CO ZJWDJIVISLUQQZ-UHFFFAOYSA-N 0.000 description 2
- TXBCBTDQIULDIA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol Chemical compound OCC(CO)(CO)COCC(CO)(CO)CO TXBCBTDQIULDIA-UHFFFAOYSA-N 0.000 description 2
- AJKXDPSHWRTFOZ-UHFFFAOYSA-N 2-ethylhexane-1,6-diol Chemical compound CCC(CO)CCCCO AJKXDPSHWRTFOZ-UHFFFAOYSA-N 0.000 description 2
- SDQROPCSKIYYAV-UHFFFAOYSA-N 2-methyloctane-1,8-diol Chemical compound OCC(C)CCCCCCO SDQROPCSKIYYAV-UHFFFAOYSA-N 0.000 description 2
- SVTBMSDMJJWYQN-UHFFFAOYSA-N 2-methylpentane-2,4-diol Chemical compound CC(O)CC(C)(C)O SVTBMSDMJJWYQN-UHFFFAOYSA-N 0.000 description 2
- QDFXRVAOBHEBGJ-UHFFFAOYSA-N 3-(cyclononen-1-yl)-4,5,6,7,8,9-hexahydro-1h-diazonine Chemical compound C1CCCCCCC=C1C1=NNCCCCCC1 QDFXRVAOBHEBGJ-UHFFFAOYSA-N 0.000 description 2
- WADSJYLPJPTMLN-UHFFFAOYSA-N 3-(cycloundecen-1-yl)-1,2-diazacycloundec-2-ene Chemical compound C1CCCCCCCCC=C1C1=NNCCCCCCCC1 WADSJYLPJPTMLN-UHFFFAOYSA-N 0.000 description 2
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- YVPZFPKENDZQEJ-UHFFFAOYSA-N 4-propylcyclohexan-1-ol Chemical compound CCCC1CCC(O)CC1 YVPZFPKENDZQEJ-UHFFFAOYSA-N 0.000 description 2
- OZJPLYNZGCXSJM-UHFFFAOYSA-N 5-valerolactone Chemical compound O=C1CCCCO1 OZJPLYNZGCXSJM-UHFFFAOYSA-N 0.000 description 2
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- 239000004721 Polyphenylene oxide Substances 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
- 239000000654 additive Substances 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- NUMHJBONQMZPBW-UHFFFAOYSA-K bis(2-ethylhexanoyloxy)bismuthanyl 2-ethylhexanoate Chemical compound [Bi+3].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O NUMHJBONQMZPBW-UHFFFAOYSA-K 0.000 description 2
- 235000019437 butane-1,3-diol Nutrition 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- RLMGYIOTPQVQJR-UHFFFAOYSA-N cyclohexane-1,3-diol Chemical compound OC1CCCC(O)C1 RLMGYIOTPQVQJR-UHFFFAOYSA-N 0.000 description 2
- FOTKYAAJKYLFFN-UHFFFAOYSA-N decane-1,10-diol Chemical compound OCCCCCCCCCCO FOTKYAAJKYLFFN-UHFFFAOYSA-N 0.000 description 2
- GHVNFZFCNZKVNT-UHFFFAOYSA-N decanoic acid Chemical compound CCCCCCCCCC(O)=O GHVNFZFCNZKVNT-UHFFFAOYSA-N 0.000 description 2
- 239000000539 dimer Substances 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 description 2
- OYQYHJRSHHYEIG-UHFFFAOYSA-N ethyl carbamate;urea Chemical compound NC(N)=O.CCOC(N)=O OYQYHJRSHHYEIG-UHFFFAOYSA-N 0.000 description 2
- 229940093476 ethylene glycol Drugs 0.000 description 2
- KEMQGTRYUADPNZ-UHFFFAOYSA-N heptadecanoic acid Chemical compound CCCCCCCCCCCCCCCCC(O)=O KEMQGTRYUADPNZ-UHFFFAOYSA-N 0.000 description 2
- SXCBDZAEHILGLM-UHFFFAOYSA-N heptane-1,7-diol Chemical compound OCCCCCCCO SXCBDZAEHILGLM-UHFFFAOYSA-N 0.000 description 2
- MNWFXJYAOYHMED-UHFFFAOYSA-N heptanoic acid Chemical compound CCCCCCC(O)=O MNWFXJYAOYHMED-UHFFFAOYSA-N 0.000 description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 2
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 2
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 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
- 150000002596 lactones Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 229910052953 millerite Inorganic materials 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- WQEPLUUGTLDZJY-UHFFFAOYSA-N n-Pentadecanoic acid Natural products CCCCCCCCCCCCCCC(O)=O WQEPLUUGTLDZJY-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- BDJRBEYXGGNYIS-UHFFFAOYSA-N nonanedioic acid Chemical compound OC(=O)CCCCCCCC(O)=O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 description 2
- FBUKVWPVBMHYJY-UHFFFAOYSA-N nonanoic acid Chemical compound CCCCCCCCC(O)=O FBUKVWPVBMHYJY-UHFFFAOYSA-N 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- OEIJHBUUFURJLI-UHFFFAOYSA-N octane-1,8-diol Chemical compound OCCCCCCCCO OEIJHBUUFURJLI-UHFFFAOYSA-N 0.000 description 2
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 2
- 229940049964 oleate Drugs 0.000 description 2
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 2
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
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- 239000004417 polycarbonate Substances 0.000 description 2
- 229920000570 polyether Polymers 0.000 description 2
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- 229920000166 polytrimethylene carbonate Polymers 0.000 description 2
- 229960004063 propylene glycol Drugs 0.000 description 2
- 235000013772 propylene glycol Nutrition 0.000 description 2
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- WWNBZGLDODTKEM-UHFFFAOYSA-N sulfanylidenenickel Chemical compound [Ni]=S WWNBZGLDODTKEM-UHFFFAOYSA-N 0.000 description 2
- RUELTTOHQODFPA-UHFFFAOYSA-N toluene 2,6-diisocyanate Chemical compound CC1=C(N=C=O)C=CC=C1N=C=O RUELTTOHQODFPA-UHFFFAOYSA-N 0.000 description 2
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 description 2
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- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 description 1
- ZWVMLYRJXORSEP-UHFFFAOYSA-N 1,2,6-Hexanetriol Chemical compound OCCCCC(O)CO ZWVMLYRJXORSEP-UHFFFAOYSA-N 0.000 description 1
- PCHXZXKMYCGVFA-UHFFFAOYSA-N 1,3-diazetidine-2,4-dione Chemical compound O=C1NC(=O)N1 PCHXZXKMYCGVFA-UHFFFAOYSA-N 0.000 description 1
- VGHSXKTVMPXHNG-UHFFFAOYSA-N 1,3-diisocyanatobenzene Chemical compound O=C=NC1=CC=CC(N=C=O)=C1 VGHSXKTVMPXHNG-UHFFFAOYSA-N 0.000 description 1
- DNPRCPUUZUVBMY-UHFFFAOYSA-N 1,4-diethyl-2-methylpiperazine Chemical compound CCN1CCN(CC)C(C)C1 DNPRCPUUZUVBMY-UHFFFAOYSA-N 0.000 description 1
- ALQLPWJFHRMHIU-UHFFFAOYSA-N 1,4-diisocyanatobenzene Chemical compound O=C=NC1=CC=C(N=C=O)C=C1 ALQLPWJFHRMHIU-UHFFFAOYSA-N 0.000 description 1
- AZUXKVXMJOIAOF-UHFFFAOYSA-N 1-(2-hydroxypropoxy)propan-2-ol Chemical compound CC(O)COCC(C)O AZUXKVXMJOIAOF-UHFFFAOYSA-N 0.000 description 1
- XKOYVVBRPVBCJH-UHFFFAOYSA-N 1-(3,3-dimethylmorpholin-4-yl)propan-2-ol Chemical compound CC(O)CN1CCOCC1(C)C XKOYVVBRPVBCJH-UHFFFAOYSA-N 0.000 description 1
- GPXSTLAIBOEFST-UHFFFAOYSA-N 1-[4-(2-hydroxypropyl)-3-methylpiperazin-1-yl]propan-2-ol Chemical compound CC(O)CN1CCN(CC(C)O)C(C)C1 GPXSTLAIBOEFST-UHFFFAOYSA-N 0.000 description 1
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- DSKYSDCYIODJPC-UHFFFAOYSA-N 2-butyl-2-ethylpropane-1,3-diol Chemical compound CCCCC(CC)(CO)CO DSKYSDCYIODJPC-UHFFFAOYSA-N 0.000 description 1
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical class [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
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- FZWFYKWEVITZMO-UHFFFAOYSA-N 2-methylpropyl 3,5-diamino-4-(chloromethyl)benzoate Chemical compound ClCC1=C(C=C(C(=O)OCC(C)C)C=C1N)N FZWFYKWEVITZMO-UHFFFAOYSA-N 0.000 description 1
- DPYGXXBYDWQPRQ-UHFFFAOYSA-N 2-methylpropyl 3,5-diamino-4-methylbenzoate Chemical compound CC(C)COC(=O)C1=CC(N)=C(C)C(N)=C1 DPYGXXBYDWQPRQ-UHFFFAOYSA-N 0.000 description 1
- YXQZUZIULOEMPI-UHFFFAOYSA-N 2-methylpropyl 3,5-diaminobenzoate Chemical compound CC(C)COC(=O)C1=CC(N)=CC(N)=C1 YXQZUZIULOEMPI-UHFFFAOYSA-N 0.000 description 1
- XWFCJSXTVSOIDN-UHFFFAOYSA-N 2-propan-2-ylbutane-1,4-diol Chemical compound CC(C)C(CO)CCO XWFCJSXTVSOIDN-UHFFFAOYSA-N 0.000 description 1
- UPZSGWVELOYWER-UHFFFAOYSA-N 3,5-diamino-4-chlorobenzoic acid Chemical compound NC1=CC(C(O)=O)=CC(N)=C1Cl UPZSGWVELOYWER-UHFFFAOYSA-N 0.000 description 1
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Abstract
Description
技术领域
本发明涉及一种用于电子照相装置的刮板中的抵接部包含热硬化性聚氨基甲酸酯脲的刮板用弹性体。
背景技术
在复印机、打印机、传真机、复合机等电子照相装置中,一直使用清洁刮板、显影刮板、导电刮板、研磨刮板、涂布刮板等刮板。刮板包含弹性体与支撑构件,通常,弹性体可使用具有适度硬度、弹性的热硬化性聚氨基甲酸酯。
近年来,在电子照相装置中,为了减少感光体单元的更换频率,而要求刮板等各构件的长寿命化。另外,对于刮板用弹性体也要求防止色粉/外部添加剂等在感光体鼓上成膜(固着)、减低感光体鼓的磨耗等有助于系统整体的长寿命化的情况。
为了实现刮板的长寿命化,而提出了将与感光体等抵接的抵接部高硬度化的方法,例如,在专利文献1中提出有一种弹性体,其中,由材质不同的聚氨基甲酸酯形成边缘层(抵接部)与基础层(背面部),并仅将边缘层制成高硬度。另外,在专利文献2中提出有一种弹性体,其是仅使包含单一的聚氨基甲酸酯的弹性体的图像承载体抵接部含浸异氰酸酯化合物,并仅将图像承载体与抵接部高硬度化而成。
现有技术文献
专利文献
专利文献1:日本专利第4818945号公报
专利文献2:日本专利特开2005-156696号公报
发明内容
发明所要解决的问题
本发明的课题在于提供一种耐久性优异的清洁刮板。
解决问题的技术手段
用于解决本发明的课题的手段如以下所述。
1.一种刮板用弹性体,其特征在于:抵接部包含热硬化性聚氨基甲酸酯脲,所述热硬化性聚氨基甲酸酯脲为至少包含多元醇、聚异氰酸酯、下述通式(1)所表示的二氨基苯甲酸酯的硬化剂的反应产物。
[化1]
(式中,R1表示可经卤素原子取代的碳数1~12的直链或分支烷基、可经卤素原子取代的碳数3~10的直链或分支不饱和烃基、可经碳数1~4的直链或分支烷基或卤素原子取代的苯基,
R2表示氢原子、卤素原子、可经卤素原子取代的碳数1~4的直链或分支烷基)
2.根据1.所述的刮板用弹性体,其特征在于:R2为氯原子或甲基。
3.根据1.或2.所述的刮板用弹性体,其特征在于:所述二氨基苯甲酸酯为下述通式(2)所表示的4-氯-3,5-二氨基苯甲酸异丁酯。
[化2]
4.根据1.至3.中任一项所述的刮板用弹性体,其特征在于:包含多元醇作为所述硬化剂。
5.根据4.所述的刮板用弹性体,其特征在于:包含三羟甲基丙烷作为所述多元醇。
6.根据4.或5.所述的刮板用弹性体,其特征在于:所述二氨基苯甲酸酯与所述多元醇中的活性氢基的摩尔比(-NH2:-OH)为95~5:5~95的范围内。
7.根据1.至6.中任一项所述的刮板用弹性体,其特征在于:背面部包含与所述抵接部不同的组成的热硬化性聚氨基甲酸酯脲、热硬化性聚氨基甲酸酯、热硬化性聚脲的任一种。
8.一种电子照相装置用清洁刮板,其特征在于:根据1.至7.中任一项所述的刮板用弹性体安装于支撑构件。
发明的效果
关于本发明的刮板用弹性体,抵接部包含使用了作为硬化剂的特定的二氨基苯甲酸酯的热硬化性聚氨基甲酸酯脲,耐久性优异。聚氨基甲酸酯脲使用作为硬化剂的氨基系化合物,通常反应快而操作性差。本发明中使用的热硬化性聚氨基甲酸酯脲中,通过使用特定的二氨基苯甲酸酯,反应的进行慢,操作性优异。
附图说明
图1是抵接部与背面部为不同的组成的刮板用弹性体的概略图。
具体实施方式
·刮板用弹性体
本发明的刮板用弹性体(以下,也简称为“弹性体”)的特征在于:抵接部包含含有作为硬化剂的二氨基苯甲酸酯的特定的热硬化性聚氨基甲酸酯脲。
刮板用弹性体的宽度为5mm以上、20mm以下,厚度为1mm以上、3mm以下左右。另外,弹性体的长度可根据所接触的感光体鼓的宽度即所印刷的用纸的宽度来适宜选择,但在使用A4尺寸的纸的情况下,为220mm左右。
关于本发明的弹性体,只要抵接部由特定的热硬化性聚氨基甲酸酯脲构成即可,也可由所述特定的热硬化性聚氨基甲酸酯脲构成整体,也可由与构成抵接部的热硬化性聚氨基甲酸酯脲不同的组成的热硬化性聚氨基甲酸酯脲、热硬化性聚氨基甲酸酯、热硬化性聚脲等构成背面部。作为抵接部11与背面部12为不同的组成的弹性体,可列举将抵接部11设置于弹性体1的其中一面整体的结构(例如,图1A)、仅沿着弹性体1的一个长边设置抵接部11的结构(例如,图1B)。在将抵接部与背面部设为不同的组成的情况下,为了提高将弹性体与支撑构件接合时的作业性与减低作业错误,优选为抵接部与背面部具有不同的颜色。
·多元醇
本发明中使用的多元醇并无特别限制,可使用聚醚多元醇、聚酯多元醇、聚碳酸酯多元醇等。另外,也可组合使用它们的两种以上。
作为聚醚多元醇,例如可列举:聚乙二醇、聚丙二醇、聚四亚甲基二醇等。
作为聚酯多元醇,例如可列举可通过依据常规方法来使二羧酸与二醇反应而获得的聚酯多元醇。
作为二羧酸,例如可列举:对苯二甲酸、间苯二甲酸、2,6-萘二羧酸等芳香族二羧酸、己二酸、壬二酸、癸二酸等脂肪族二羧酸、羟基苯甲酸等羟基羧酸、它们的酯形成性衍生物等。它们可单独使用,也可并用两种以上。
作为二醇,例如可列举:乙二醇、1,4-丁二醇、二乙二醇、新戊二醇、3-甲基-1,5-戊二醇、1,9-壬二醇、三乙二醇等脂肪族二醇、1,4-环己烷二甲醇等脂环族二醇、对二甲苯二醇等芳香族二醇、聚乙二醇、聚丙二醇、聚四亚甲基二醇等聚氧亚烷基二醇等。它们可单独使用,也可并用两种以上。
作为其他聚酯多元醇,例如可列举以二醇为引发剂而将内酯开环聚合来获得的聚酯多元醇。
作为二醇,例如可列举:乙二醇、丙二醇、1,3-丙二醇、1,3-丁二醇、1,4-丁二醇、1,5-戊二醇、3-甲基-1,5-戊二醇、新戊二醇、二乙二醇、4-氧杂-2,6-庚二醇、4-氧杂庚烷-1,7-二醇、1,10-癸二醇等。它们可单独使用,也可并用两种以上。
作为内酯,例如可列举:β-丙内酯、γ-丁内酯、δ-戊内酯、ε-己内酯、β-甲基-δ-戊内酯等。它们可单独使用,也可并用两种以上。
作为聚碳酸酯多元醇,例如可列举碳酸二烷基酯与二醇的反应产物。
作为碳酸二烷基酯,例如可列举:碳酸二甲酯、碳酸二乙酯等碳酸二烷基酯、碳酸二苯酯等碳酸二芳基酯、碳酸亚乙酯等碳酸亚烷基酯等。它们可单独使用,也可并用两种以上。
作为二醇,例如可列举:1,4-丁二醇、二乙二醇、1,5-戊二醇、1,6-己二醇、1,7-庚二醇、1,8-辛二醇、2-甲基-1,8-辛二醇、1,9-壬二醇、1,10-十二烷二醇、2-乙基-1,6-己二醇、3-甲基-1,5-戊二醇、2,4-二甲基-1,5-戊二醇、新戊二醇、1,3-环己二醇、1,4-环己二醇、1,4-环己烷二甲醇、2,2'-双(4-羟基环己基)-丙烷等。它们可单独使用,也可并用两种以上。
·聚异氰酸酯
本发明中使用的聚异氰酸酯可并无特别限制地使用自之前用于合成聚氨基甲酸酯的聚异氰酸酯,例如可列举:4,4'-二苯基甲烷二异氰酸酯(4,4'-Diphenyl methanediisocyanate,MDI)、1,5-萘二异氰酸酯(1,5-naphthalene diisocyanate,NDI)、4,4'-二环己基甲烷二异氰酸酯(氢化MDI)、碳二酰亚胺改性MDI、2,4-甲苯二异氰酸酯(2,4-tolylene diisocyanate)(2,4-toluene diisocynate,2,4-TDI)、2,6-甲苯二异氰酸酯(2,6-tolylene diisocyanate)(2,6-toluene diisocynate,2,6-TDI)、3,3'-双甲代亚苯基-4,4'-二异氰酸酯、3,3'-二甲基二苯基甲烷-4,4'-二异氰酸酯、2,4-甲苯二异氰酸酯脲丁二酮(2,4-TDI的二聚物)、间亚苯基二异氰酸酯、六亚甲基二异氰酸酯、异佛尔酮二异氰酸酯、原联甲苯胺二异氰酸酯、二甲苯二异氰酸酯、对亚苯基二异氰酸酯、赖氨酸二异氰酸酯等二异氰酸酯、三苯基甲烷-4,4',4”-三异氰酸酯等三异氰酸酯、聚合的MDI等。它们可单独使用,也可并用两种以上。
·硬化剂
本发明的刮板用弹性体的特征在于:使用包含下述通式(1)所表示的二氨基苯甲酸酯的硬化剂。关于使用作为硬化剂的所述二氨基苯甲酸酯的热硬化性聚氨基甲酸酯脲,与使用醇系硬化剂的热硬化性聚氨基甲酸酯相比,硬度高且耐久性优异。
[化3]
式中,R1表示可经卤素原子取代的碳数1~12的直链或分支烷基、可经卤素原子取代的碳数3~10的直链或分支不饱和烃基、可经碳数1~4的直链或分支烷基或卤素原子取代的苯基。
R2表示氢原子、卤素原子、可经卤素原子取代的碳数1~4的直链或分支烷基。
在所述通式(1)中,R2优选为氯原子或甲基。推测R2为氯原子或甲基的二氨基苯甲酸酯是由氯原子或甲基的供电子性及与胺的位阻的平衡所致,但聚氨基甲酸酯脲的硬化反应的进行速度适度,且操作性优异。
作为本发明的硬化剂,可进而使用多元醇。
作为多元醇,例如可列举:乙二醇、1,2-丙二醇、1,3-丙二醇、2-甲基-1,3-丙二醇、2-丁基-2-乙基-1,3-丙二醇、1,3-丁二醇、1,4-丁二醇、新戊二醇(2,2-二甲基-1,3-丙二醇)、2-异丙基-1,4-丁二醇、3-甲基-2,4-戊二醇、2,4-戊二醇、1,5-戊二醇、3-甲基-1,5-戊二醇、2-甲基-2,4-戊二醇、2,4-二甲基-1,5-戊二醇、2,4-二乙基-1,5-戊二醇、1,5-己二醇、1,6-己二醇、2-乙基-1,3-己二醇、2-乙基-1,6-己二醇、1,7-庚二醇、3,5-庚二醇、1,8-辛二醇、2-甲基-1,8-辛二醇、1,9-壬二醇、1,10-癸二醇等脂肪族二元醇;环己烷二甲醇(例如1,4-环己烷二甲醇)、环己二醇(例如1,3-环己二醇、1,4-环己二醇)、2-双(4-羟基环己基)-丙烷等脂环式二元醇;三羟甲基乙烷、三羟甲基丙烷、己醣醇类、戊醣醇类、甘油、聚甘油、1,2,6-己三醇、1,2,4-丁三醇、山梨糖醇、季戊四醇、二季戊四醇四羟甲基丙烷等三元以上的多元醇等。这些中,作为二元醇,优选为1,4-丁二醇,作为三元醇,优选为三羟甲基丙烷。
在硬化剂中,二氨基苯甲酸酯与多元醇的调配比并无特别限制,优选为以各自的活性氢基的摩尔比(-NH2:-OH)成为95~5:5~95的范围内的方式进行调配,更优选为80~10:20~90的范围内。通过将作为硬化剂的二氨基苯甲酸酯与多元醇以所述摩尔比调配,可在基本上不使之前的制造工序变化的情况下提高所获得的热硬化性聚氨基甲酸酯脲的耐久性。
·催化剂
进而,为了促进硬化反应,可使用催化剂。作为催化剂,只要是促进羟基与异氰酸酯基的氨基甲酸酯化、氨基与异氰酸酯基的脲化的催化剂,则并无特别限定,可使用:三乙基胺等三烷基胺;N,N,N',N'-四甲基-1,3-丁烷二胺等四烷基二胺;二甲基乙醇胺等氨基醇;乙氧化胺;乙氧化二胺;己二酸双(二乙基乙醇胺)酯等酯胺;三亚乙二胺;N,N-二甲基环己基胺等环己基胺衍生物;N-甲基吗啉、N-(2-羟基丙基)-二甲基吗啉等吗啉衍生物;N,N'-二乙基-2-甲基哌嗪、N,N'-双-(2-羟基丙基)-2-甲基哌嗪等哌嗪衍生物等胺系化合物;二月桂酸二丁基锡、二(2-乙基己酸)二丁基锡等二烷基锡化合物;2-乙基己酸亚锡、油酸亚锡等有机锡化合物;2-乙基己酸铋、新癸酸铋等有机铋化合物;作为甲酸、乙酸、丙酸、丁酸、戊酸、己酸、庚酸、辛酸、壬酸、癸酸、月桂酸、肉豆蔻酸、十五酸、棕榈酸、十七酸、硬脂酸等饱和脂肪酸与锂、钠、钾、铷、铯、钫等碱金属的盐的饱和脂肪酸碱金属盐;二氮杂双环壬烯(Diazabicyclononene,DBN)、二氮杂双环十一碳烯(Diazabicycloundecene,DBU)及它们的酚树脂盐、辛酸盐、硬脂酸盐、油酸盐、甲酸盐、对甲苯磺酸盐等感温性催化剂等。
·其他成分
在形成热硬化性聚氨基甲酸酯脲的氨基甲酸酯树脂组合物中,视需要可调配填充剂、稳定剂、反应性促进催化剂、软化剂、加工助剂、脱模剂、消泡剂、阻燃剂等添加剂。
在构成本发明的抵接部的热硬化性聚氨基甲酸酯脲中,多元醇及硬化剂所具有的活性氢基相对于聚异氰酸酯或预聚物的异氰酸酯基的摩尔比优选为0.8以上且1.0以下,更优选为0.85以上且0.98以下,进而优选为0.90以上且0.95以下。
本发明的刮板用弹性体的制造方法并无特别限制,可通过离心成形法、由本申请人提出申请的日本专利第4018033号公报、日本专利第4820161号公报、日本专利第4974490号公报中所公开的方法等来制造。
另外,其成形方法可为一步(one-shot)法、预聚物法、拟预聚物法的任一种。
在一步法中,将多元醇、聚异氰酸酯、硬化剂、催化剂等一并投入并加以硬化,由此制作热硬化性聚氨基甲酸酯脲的成形体。
在预聚物法中,使多元醇与化学计量上为过量的聚异氰酸酯反应而预先制备在末端具有异氰酸酯基的预聚物,在其中混合规定量的硬化剂及催化剂等,使预聚物硬化,由此制作热硬化性聚氨基甲酸酯脲的成形体。
在拟预聚物法中,预先将多元醇的一部分混合于硬化剂中,利用其余的多元醇与聚异氰酸酯进行预聚物的制备,并在其中混合已预先混合好的多元醇与硬化剂及催化剂等的混合物并使其硬化,由此制作热硬化性聚氨基甲酸酯脲的成形体。
本发明的刮板用弹性体优选为抵接部的国际橡胶硬度为75以上、100以下。
可通过将本发明的刮板用弹性体接合于包含金属等的支撑构件来制造刮板。本发明的刮板的用途并无特别限制,可用作清洁刮板、显影刮板、导电刮板、研磨刮板、涂布刮板等。这些中,本发明的刮板用弹性体的耐久性优异,因此可较佳地用作清洁刮板。
实施例
“预聚物制造例1”
使用聚己内酯(大赛璐(Daicel)(股)制造、普拉克赛尔(Placcel)220、分子量2000)作为多元醇。将其在110℃下减压脱水2小时。相对于所述多元醇100重量份,加入103.2重量份的作为聚异氰酸酯的4,4-二苯基甲烷二异氰酸酯(MDI)(东曹(股)制造、米利奥奈特(MILLIONATE)MT),在80℃下且在氮气环境下反应3小时,从而获得NCO%=15.0的预聚物1。
“实施例1”
在浇铸机的预聚物用槽中装入规定量的预聚物1,在含活性氢的物质用槽中装入规定量的作为多元醇的普拉克赛尔(Placcel)220、作为硬化剂的4-氯-3,5-二氨基苯甲酸异丁酯及1,1,1-三羟甲基丙烷、作为催化剂的2-乙基己酸铋(液温70℃),以预聚物:多元醇=100重量份:71.43重量份、4-氯-3,5-二氨基苯甲酸异丁酯的氨基数:1,1,1-三羟甲基丙烷的羟基数=95:5、氨基与羟基的合计数相对于预聚物的异氰酸酯基数的比成为0.95、催化剂量相对于氨基甲酸酯脲整体而成为500ppm的方式混合搅拌,并注入至日本专利第4974490号公报中记载的连续成形用模具。注入量设为正好充满模具模腔的量。模具模腔剖面尺寸设为宽度25mm、深度2mm,模具温度设为140℃,交联时间设为45秒。
将所获得的连续的带状的片在长度方向上切割成342mm,继而,在宽度方向的中心切割,从而获得宽度12.5mm的长条。
“实施例2”
除将4-氯-3,5-二氨基苯甲酸异丁酯的氨基数:1,1,1-三羟甲基丙烷的羟基数的比设为80:20以外,与实施例1同样地实施。
“实施例3”
除将4-氯-3,5-二氨基苯甲酸异丁酯的氨基数:1,1,1-三羟甲基丙烷的羟基数的比设为50:50以外,与实施例1同样地实施。
“实施例4”
除将4-氯-3,5-二氨基苯甲酸异丁酯的氨基数:1,1,1-三羟甲基丙烷的羟基数的比设为10:90以外,与实施例1同样地实施。
“实施例5”
除将4-氯-3,5-二氨基苯甲酸异丁酯的氨基数:1,1,1-三羟甲基丙烷的羟基数的比设为5:95以外,与实施例1同样地实施。
“实施例6”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为4-氯-3,5-二氨基苯甲酸甲酯以外,与实施例3同样地实施。
“实施例7”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为4-氯-3,5-二氨基苯甲酸十二烷基酯以外,与实施例3同样地实施。
“实施例8”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为4-氯-3,5-二氨基苯甲酸2,2,2-三氟乙酯以外,与实施例3同样地实施。
“实施例9”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为4-氯-3,5-二氨基苯甲酸1-丙烯酯以外,与实施例3同样地实施。
“实施例10”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为4-氯-3,5-二氨基苯甲酸里哪酯以外,与实施例3同样地实施。
“实施例11”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为4-氯-3,5-二氨基苯甲酸苯酯以外,与实施例3同样地实施。
“实施例12”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为4-氯-3,5-二氨基苯甲酸对戊基苯酯以外,与实施例3同样地实施。
“实施例13”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为4-氯-3,5-二氨基苯甲酸2',4'-二氯苯酯以外,与实施例3同样地实施。
“实施例14”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为3,5-二氨基苯甲酸异丁酯以外,与实施例3同样地实施。
“实施例15”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为4-甲基-3,5-二氨基苯甲酸异丁酯以外,与实施例3同样地实施。
“实施例16”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为4-氯甲基-3,5-二氨基苯甲酸异丁酯以外,与实施例3同样地实施。
“实施例17”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为4-异丁基-3,5-二氨基苯甲酸异丁酯以外,与实施例3同样地实施。
“实施例18”
除将1,1,1-三羟甲基丙烷设为1,1,1-三羟甲基乙烷以外,与实施例3同样地实施。
“实施例19”
除将1,1,1-三羟甲基丙烷设为季戊四醇以外,与实施例3同样地实施。
“实施例20”
除将1,1,1-三羟甲基丙烷设为二季戊四醇以外,与实施例3同样地实施。
“比较例1”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为1,4-丁二醇以外,与实施例3同样地实施。
“比较例2”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为3,5-二甲硫基-2,4-甲苯二胺以外,与实施例3同样地实施。
“比较例3”
除将4-氯-3,5-二氨基苯甲酸异丁酯设为2,2'-3,3'-四氯-4,4'-二氨基二苯基甲烷以外,与实施例3同样地实施。
“预聚物制造例2”
使用聚四亚甲基二醇(保土谷化学工业(股)制造、PTG2000SN、分子量2000)作为多元醇。将其在80℃下减压脱水2小时。相对于所述多元醇100重量份,加入103.2重量份的作为聚异氰酸酯的4,4-二苯基甲烷二异氰酸酯(MDI)(东曹(股)制造、米利奥奈特(MILLIONATE)MT),在80℃下且在氮气环境下反应3小时,从而获得NCO%=15.0的预聚物2。
“实施例21~40”
使用抵接部用浇铸机,以与实施例1~20相同的配方注入至连续成形用模具中央。注入量设定为宽度方向10mm、厚度方向0.3mm的大概圆弧状。
在背面部用浇铸机的预聚物用槽中装入规定量的预聚物2,在多元醇用槽中装入规定量的PTG2000SN、作为硬化剂的1,4-丁二醇及1,1,1-三羟甲基丙烷、作为催化剂的1,8-二氮杂双环(5,4,0)-十一碳烯-7(液温60℃),以预聚物:多元醇=100重量份:80重量份、1,4-丁二醇的羟基数:1,1,1-三羟甲基丙烷的羟基数=50:50、羟基的合计数相对于预聚物的异氰酸酯基数的比成为0.95、催化剂量相对于氨基甲酸酯脲整体而成为1000ppm的方式混合搅拌,并注入至连续成形用模具。注入量设为正好充满模具模腔的量。以下与实施例1的记载同样地获得长条。此外,本实施例21~40中获得的刮板用弹性体为仅在弹性体的一个角部分包括图1B所示的抵接部的结构。
“比较例4~6”
除使用与比较例1~3相同的配方作为抵接部的配方以外,与实施例21~40同样地实施。
<国际橡胶硬度(International Rubber Hardness Degrees,IRHD)>
针对实施例1~20、比较例1~3中制造的刮板用弹性体,依据日本工业标准(Japanese Industrial Standards,JIS)K6253-2,使用IRHD橡胶硬度计(希尔德布兰德(Hildebrand)公司制造)来测定抵接部附近的国际橡胶硬度。
针对实施例21~40、比较例4~6中制造的刮板用弹性体,同样地测定背面部的国际橡胶硬度。将结果示于表1、表2中。此外,作为实施例21~40、比较例4~6中制造的刮板用弹性体的抵接部的国际橡胶硬度,表示使用与各自的抵接部相同的热硬化性聚氨基甲酸酯脲或热硬化性聚氨基甲酸酯的实施例1~20、比较例1~3的抵接部的国际橡胶硬度的值。
<清洁刮板的制作>
在厚度2.0mm的钢板的金属制支撑体上使用二聚酸基础的热熔胶来结合实施例及比较例的聚氨基甲酸酯制橡胶弹性构件,从而制作清洁刮板。
<耐久评价>
将所述清洁刮板装配于理光(RICOH)MP C2503机中,利用下述方法进行耐久评价。
在28℃×85%RH下进行通纸试验,根据产生因刮板边缘的缺损、形变所引起的色粉的遗漏图像不良情况为止的通纸张数来评价耐久性。关于通纸张数,将1000张设为单位1k。将结果示于表1、表2中。
与作为之前的热硬化性聚氨基甲酸酯的比较例1~3相比,使用本发明的二氨基苯甲酸酯的热硬化性聚氨基甲酸酯脲的耐久性优异。特别是,在二氨基苯甲酸酯中,4-氯-3,5-二氨基苯甲酸异丁酯的耐久性最优异。另外,在并用醇系硬化剂的情况下,1,1,1-三羟甲基丙烷的耐久性最优异。
通过用不同的组成的树脂构成抵接部与背面部,可进一步提高耐久性。
Claims (8)
2.根据权利要求1所述的刮板用弹性体,其特征在于:R2为氯原子或甲基。
4.根据权利要求1至3中任一项所述的刮板用弹性体,其特征在于:包含多元醇作为所述硬化剂。
5.根据权利要求4所述的刮板用弹性体,其特征在于:包含三羟甲基丙烷作为所述多元醇。
6.根据权利要求4或5所述的刮板用弹性体,其特征在于:所述二氨基苯甲酸酯与所述多元醇中的活性氢基的摩尔比(-NH2:-OH)为95~5:5~95的范围内。
7.根据权利要求1至6中任一项所述的刮板用弹性体,其特征在于:背面部包含与所述抵接部不同的组成的热硬化性聚氨基甲酸酯脲、热硬化性聚氨基甲酸酯、热硬化性聚脲的任一种。
8.一种电子照相装置用清洁刮板,其特征在于:如权利要求1至7中任一项所述的刮板用弹性体安装于支撑构件。
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