BE446848A

BE446848A -

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Publication number: BE446848A
Authority: BE; Belgium
Prior art keywords: dye; dyes; albumin; compounds; acid
Prior art date

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English (en)

French (fr)

Publication of BE446848A publication Critical patent/BE446848A/fr

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150000001875 compounds Chemical class 0.000 claims description 21
239000002253 acid Substances 0.000 claims description 10
238000000034 method Methods 0.000 claims description 9
229920002521 macromolecule Polymers 0.000 claims description 7
229910052751 metal Inorganic materials 0.000 claims description 7
239000002184 metal Substances 0.000 claims description 7
230000008569 process Effects 0.000 claims description 7
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
239000000463 material Substances 0.000 claims description 6
239000002244 precipitate Substances 0.000 claims description 5
239000000126 substance Substances 0.000 claims description 5
238000010168 coupling process Methods 0.000 claims description 4
229910052759 nickel Inorganic materials 0.000 claims description 4
230000008878 coupling Effects 0.000 claims description 3
238000005859 coupling reaction Methods 0.000 claims description 3
150000003839 salts Chemical class 0.000 claims description 3
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
230000009471 action Effects 0.000 claims description 2
229910052804 chromium Inorganic materials 0.000 claims description 2
239000011651 chromium Substances 0.000 claims description 2
229910052802 copper Inorganic materials 0.000 claims description 2
239000010949 copper Substances 0.000 claims description 2
229920001864 tannin Polymers 0.000 claims description 2
239000001648 tannin Substances 0.000 claims description 2
235000018553 tannin Nutrition 0.000 claims description 2
150000002736 metal compounds Chemical class 0.000 claims 2
BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims 1
229910017052 cobalt Inorganic materials 0.000 claims 1
239000010941 cobalt Substances 0.000 claims 1
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims 1
125000005842 heteroatom Chemical group 0.000 claims 1
150000002605 large molecules Chemical class 0.000 claims 1
229910052709 silver Inorganic materials 0.000 claims 1
239000004332 silver Substances 0.000 claims 1
239000000975 dye Substances 0.000 description 51
102000009027 Albumins Human genes 0.000 description 30
108010088751 Albumins Proteins 0.000 description 30
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 22
239000004922 lacquer Substances 0.000 description 19
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
239000000243 solution Substances 0.000 description 18
238000006243 chemical reaction Methods 0.000 description 17
239000003086 colorant Substances 0.000 description 12
239000000049 pigment Substances 0.000 description 11
239000005018 casein Substances 0.000 description 9
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 9
235000021240 caseins Nutrition 0.000 description 9
AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 description 8
238000003756 stirring Methods 0.000 description 8
239000012670 alkaline solution Substances 0.000 description 6
238000004519 manufacturing process Methods 0.000 description 6
239000000758 substrate Substances 0.000 description 6
239000007788 liquid Substances 0.000 description 5
QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 5
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 4
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
239000004952 Polyamide Substances 0.000 description 4
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
239000000980 acid dye Substances 0.000 description 4
239000000987 azo dye Substances 0.000 description 4
-1 chalk Inorganic materials 0.000 description 4
239000007795 chemical reaction product Substances 0.000 description 4
238000001816 cooling Methods 0.000 description 4
238000004043 dyeing Methods 0.000 description 4
229920002647 polyamide Polymers 0.000 description 4
KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 4
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
SJEYSFABYSGQBG-UHFFFAOYSA-M Patent blue Chemical compound [Na+].C1=CC(N(CC)CC)=CC=C1C(C=1C(=CC(=CC=1)S([O-])(=O)=O)S([O-])(=O)=O)=C1C=CC(=[N+](CC)CC)C=C1 SJEYSFABYSGQBG-UHFFFAOYSA-M 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 3
239000007857 degradation product Substances 0.000 description 3
229910052742 iron Inorganic materials 0.000 description 3
239000000203 mixture Substances 0.000 description 3
239000003921 oil Substances 0.000 description 3
230000003647 oxidation Effects 0.000 description 3
238000007254 oxidation reaction Methods 0.000 description 3
238000010422 painting Methods 0.000 description 3
238000006116 polymerization reaction Methods 0.000 description 3
125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 3
239000000047 product Substances 0.000 description 3
239000011347 resin Substances 0.000 description 3
229920005989 resin Polymers 0.000 description 3
239000007787 solid Substances 0.000 description 3
239000006228 supernatant Substances 0.000 description 3
CDAWCLOXVUBKRW-UHFFFAOYSA-N 2-aminophenol Chemical compound NC1=CC=CC=C1O CDAWCLOXVUBKRW-UHFFFAOYSA-N 0.000 description 2
AGIJRRREJXSQJR-UHFFFAOYSA-N 2h-thiazine Chemical compound N1SC=CC=C1 AGIJRRREJXSQJR-UHFFFAOYSA-N 0.000 description 2
JRBJSXQPQWSCCF-UHFFFAOYSA-N 3,3'-Dimethoxybenzidine Chemical compound C1=C(N)C(OC)=CC(C=2C=C(OC)C(N)=CC=2)=C1 JRBJSXQPQWSCCF-UHFFFAOYSA-N 0.000 description 2
HYZNZSCQHJHUGQ-UHFFFAOYSA-N 4,6-dinitrosobenzene-1,3-diol Chemical compound N(=O)C1=CC(=C(C=C1O)O)N=O HYZNZSCQHJHUGQ-UHFFFAOYSA-N 0.000 description 2
241000251468 Actinopterygii Species 0.000 description 2
PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical class [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 2
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 2
229920002494 Zein Polymers 0.000 description 2
230000002378 acidificating effect Effects 0.000 description 2
150000001298 alcohols Chemical class 0.000 description 2
229910052782 aluminium Inorganic materials 0.000 description 2
239000007864 aqueous solution Substances 0.000 description 2
239000012237 artificial material Substances 0.000 description 2
239000000981 basic dye Substances 0.000 description 2
239000011230 binding agent Substances 0.000 description 2
239000001110 calcium chloride Substances 0.000 description 2
229910001628 calcium chloride Inorganic materials 0.000 description 2
238000004040 coloring Methods 0.000 description 2
238000009833 condensation Methods 0.000 description 2
230000005494 condensation Effects 0.000 description 2
230000002950 deficient Effects 0.000 description 2
239000006185 dispersion Substances 0.000 description 2
229920001971 elastomer Polymers 0.000 description 2
239000000835 fiber Substances 0.000 description 2
230000006872 improvement Effects 0.000 description 2
239000000976 ink Substances 0.000 description 2
150000002576 ketones Chemical class 0.000 description 2
230000001376 precipitating effect Effects 0.000 description 2
239000005060 rubber Substances 0.000 description 2
LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 2
239000002904 solvent Substances 0.000 description 2
239000004753 textile Substances 0.000 description 2
AAAQKTZKLRYKHR-UHFFFAOYSA-N triphenylmethane Chemical compound C1=CC=CC=C1C(C=1C=CC=CC=1)C1=CC=CC=C1 AAAQKTZKLRYKHR-UHFFFAOYSA-N 0.000 description 2
239000002023 wood Substances 0.000 description 2
239000005019 zein Substances 0.000 description 2
229940093612 zein Drugs 0.000 description 2
GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 description 1
BOKGTLAJQHTOKE-UHFFFAOYSA-N 1,5-dihydroxynaphthalene Chemical compound C1=CC=C2C(O)=CC=CC2=C1O BOKGTLAJQHTOKE-UHFFFAOYSA-N 0.000 description 1
RUFPHBVGCFYCNW-UHFFFAOYSA-N 1-naphthylamine Chemical compound C1=CC=C2C(N)=CC=CC2=C1 RUFPHBVGCFYCNW-UHFFFAOYSA-N 0.000 description 1
AKCRQHGQIJBRMN-UHFFFAOYSA-N 2-chloroaniline Chemical compound NC1=CC=CC=C1Cl AKCRQHGQIJBRMN-UHFFFAOYSA-N 0.000 description 1
JWAZRIHNYRIHIV-UHFFFAOYSA-N 2-naphthol Chemical compound C1=CC=CC2=CC(O)=CC=C21 JWAZRIHNYRIHIV-UHFFFAOYSA-N 0.000 description 1
GLTHPEKROOWKHT-UHFFFAOYSA-N 3-nitrosonaphthalen-1-ol Chemical compound C1=CC=C2C(O)=CC(N=O)=CC2=C1 GLTHPEKROOWKHT-UHFFFAOYSA-N 0.000 description 1
GASPSNIEUBWWJU-UHFFFAOYSA-N 4-hydroxy-3-nitrosonaphthalene-1-sulfonic acid Chemical compound C1=CC=C2C(O)=C(N=O)C=C(S(O)(=O)=O)C2=C1 GASPSNIEUBWWJU-UHFFFAOYSA-N 0.000 description 1
QZHXKQKKEBXYRG-UHFFFAOYSA-N 4-n-(4-aminophenyl)benzene-1,4-diamine Chemical class C1=CC(N)=CC=C1NC1=CC=C(N)C=C1 QZHXKQKKEBXYRG-UHFFFAOYSA-N 0.000 description 1
DSBIJCMXAIKKKI-UHFFFAOYSA-N 5-nitro-o-toluidine Chemical compound CC1=CC=C([N+]([O-])=O)C=C1N DSBIJCMXAIKKKI-UHFFFAOYSA-N 0.000 description 1
ZDPZWHLPCUZHPA-UHFFFAOYSA-N 6-hydroxy-5-nitrosonaphthalene-2-sulfonic acid Chemical compound C1=C(S(O)(=O)=O)C=CC2=C(N=O)C(O)=CC=C21 ZDPZWHLPCUZHPA-UHFFFAOYSA-N 0.000 description 1
DDMPYALUNNDCMV-UHFFFAOYSA-N 6-nitrosonaphthalen-1-ol Chemical compound O=NC1=CC=C2C(O)=CC=CC2=C1 DDMPYALUNNDCMV-UHFFFAOYSA-N 0.000 description 1
LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical compound NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
235000008733 Citrus aurantifolia Nutrition 0.000 description 1
235000010469 Glycine max Nutrition 0.000 description 1
244000068988 Glycine max Species 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
235000000177 Indigofera tinctoria Nutrition 0.000 description 1
UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical group C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 1
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
BXEFQPCKQSTMKA-UHFFFAOYSA-N OC(=O)C=[N+]=[N-] Chemical compound OC(=O)C=[N+]=[N-] BXEFQPCKQSTMKA-UHFFFAOYSA-N 0.000 description 1
QKBXBCQWMIVSPR-UHFFFAOYSA-N Oc1cc(O)c2C(=O)C=CC(=O)c2c1O Chemical compound Oc1cc(O)c2C(=O)C=CC(=O)c2c1O QKBXBCQWMIVSPR-UHFFFAOYSA-N 0.000 description 1
JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 1
PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
235000011941 Tilia x europaea Nutrition 0.000 description 1
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
150000007513 acids Chemical class 0.000 description 1
150000001413 amino acids Chemical class 0.000 description 1
150000003931 anilides Chemical class 0.000 description 1
239000004755 animal textile Substances 0.000 description 1
239000002969 artificial stone Substances 0.000 description 1
125000003118 aryl group Chemical group 0.000 description 1
239000010426 asphalt Substances 0.000 description 1
125000004429 atom Chemical group 0.000 description 1
DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 1
239000010428 baryte Substances 0.000 description 1
229910052601 baryte Inorganic materials 0.000 description 1
229910001570 bauxite Inorganic materials 0.000 description 1
HFACYLZERDEVSX-UHFFFAOYSA-N benzidine Chemical compound C1=CC(N)=CC=C1C1=CC=C(N)C=C1 HFACYLZERDEVSX-UHFFFAOYSA-N 0.000 description 1
239000011575 calcium Substances 0.000 description 1
229910052791 calcium Inorganic materials 0.000 description 1
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
239000004202 carbamide Substances 0.000 description 1
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
239000003054 catalyst Substances 0.000 description 1
229920002678 cellulose Polymers 0.000 description 1
230000008859 change Effects 0.000 description 1
HLVXFWDLRHCZEI-UHFFFAOYSA-N chromotropic acid Chemical compound OS(=O)(=O)C1=CC(O)=C2C(O)=CC(S(O)(=O)=O)=CC2=C1 HLVXFWDLRHCZEI-UHFFFAOYSA-N 0.000 description 1
150000004985 diamines Chemical class 0.000 description 1
150000001989 diazonium salts Chemical class 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000012467 final product Substances 0.000 description 1
239000010436 fluorite Substances 0.000 description 1
229910052631 glauconite Inorganic materials 0.000 description 1
239000003292 glue Substances 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
CBCIHIVRDWLAME-UHFFFAOYSA-N hexanitrodiphenylamine Chemical compound [O-][N+](=O)C1=CC([N+](=O)[O-])=CC([N+]([O-])=O)=C1NC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O CBCIHIVRDWLAME-UHFFFAOYSA-N 0.000 description 1
238000010348 incorporation Methods 0.000 description 1
229940097275 indigo Drugs 0.000 description 1
COHYTHOBJLSHDF-UHFFFAOYSA-N indigo powder Natural products N1C2=CC=CC=C2C(=O)C1=C1C(=O)C2=CC=CC=C2N1 COHYTHOBJLSHDF-UHFFFAOYSA-N 0.000 description 1
RSAZYXZUJROYKR-UHFFFAOYSA-N indophenol Chemical class C1=CC(O)=CC=C1N=C1C=CC(=O)C=C1 RSAZYXZUJROYKR-UHFFFAOYSA-N 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
JXDYKVIHCLTXOP-UHFFFAOYSA-N isatin Chemical class C1=CC=C2C(=O)C(=O)NC2=C1 JXDYKVIHCLTXOP-UHFFFAOYSA-N 0.000 description 1
239000004571 lime Substances 0.000 description 1
238000001459 lithography Methods 0.000 description 1
FDZZZRQASAIRJF-UHFFFAOYSA-M malachite green Chemical compound [Cl-].C1=CC(N(C)C)=CC=C1C(C=1C=CC=CC=1)=C1C=CC(=[N+](C)C)C=C1 FDZZZRQASAIRJF-UHFFFAOYSA-M 0.000 description 1
229940107698 malachite green Drugs 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
239000011707 mineral Substances 0.000 description 1
KUDPGZONDFORKU-UHFFFAOYSA-N n-chloroaniline Chemical compound ClNC1=CC=CC=C1 KUDPGZONDFORKU-UHFFFAOYSA-N 0.000 description 1
RQNVIKXOOKXAJQ-UHFFFAOYSA-N naphthazarin Chemical compound O=C1C=CC(=O)C2=C1C(O)=CC=C2O RQNVIKXOOKXAJQ-UHFFFAOYSA-N 0.000 description 1
230000007935 neutral effect Effects 0.000 description 1
229910017604 nitric acid Inorganic materials 0.000 description 1
239000001005 nitro dye Substances 0.000 description 1
125000004433 nitrogen atom Chemical group N* 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
230000001590 oxidative effect Effects 0.000 description 1
239000000123 paper Substances 0.000 description 1
125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
OXNIZHLAWKMVMX-UHFFFAOYSA-N picric acid Chemical compound OC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O OXNIZHLAWKMVMX-UHFFFAOYSA-N 0.000 description 1
238000006068 polycondensation reaction Methods 0.000 description 1
229920000642 polymer Polymers 0.000 description 1
235000018102 proteins Nutrition 0.000 description 1
102000004169 proteins and genes Human genes 0.000 description 1
108090000623 proteins and genes Proteins 0.000 description 1
150000004053 quinones Chemical class 0.000 description 1
239000011541 reaction mixture Substances 0.000 description 1
230000035484 reaction time Effects 0.000 description 1
239000001054 red pigment Substances 0.000 description 1
239000000565 sealant Substances 0.000 description 1
235000010288 sodium nitrite Nutrition 0.000 description 1
159000000000 sodium salts Chemical class 0.000 description 1
229910052938 sodium sulfate Inorganic materials 0.000 description 1
235000011152 sodium sulphate Nutrition 0.000 description 1
239000000725 suspension Substances 0.000 description 1
229920003051 synthetic elastomer Polymers 0.000 description 1
239000001016 thiazine dye Substances 0.000 description 1
JOUDBUYBGJYFFP-FOCLMDBBSA-N thioindigo Chemical compound S\1C2=CC=CC=C2C(=O)C/1=C1/C(=O)C2=CC=CC=C2S1 JOUDBUYBGJYFFP-FOCLMDBBSA-N 0.000 description 1
239000002966 varnish Substances 0.000 description 1
238000005406 washing Methods 0.000 description 1
239000011701 zinc Substances 0.000 description 1
229910052725 zinc Inorganic materials 0.000 description 1