DE2244298C3 - Perlglanzpigmente und Verfahren zu ihrer Herstellung - Google Patents
Perlglanzpigmente und Verfahren zu ihrer HerstellungInfo
- Publication number
- DE2244298C3 DE2244298C3 DE2244298A DE2244298A DE2244298C3 DE 2244298 C3 DE2244298 C3 DE 2244298C3 DE 2244298 A DE2244298 A DE 2244298A DE 2244298 A DE2244298 A DE 2244298A DE 2244298 C3 DE2244298 C3 DE 2244298C3
- Authority
- DE
- Germany
- Prior art keywords
- iron
- hydroxide
- coated
- pigment
- tio
- 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.)
- Expired
Links
- 239000000049 pigment Substances 0.000 title claims description 57
- 238000000034 method Methods 0.000 title claims description 20
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 63
- 239000000243 solution Substances 0.000 claims description 27
- 229910052742 iron Inorganic materials 0.000 claims description 26
- 239000010445 mica Substances 0.000 claims description 25
- 229910052618 mica group Inorganic materials 0.000 claims description 25
- 238000001556 precipitation Methods 0.000 claims description 22
- 230000003647 oxidation Effects 0.000 claims description 19
- 238000007254 oxidation reaction Methods 0.000 claims description 19
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 claims description 17
- 150000003839 salts Chemical class 0.000 claims description 15
- 239000012266 salt solution Substances 0.000 claims description 14
- 235000014413 iron hydroxide Nutrition 0.000 claims description 13
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 12
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 8
- 238000000137 annealing Methods 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 230000018044 dehydration Effects 0.000 claims description 3
- 238000006297 dehydration reaction Methods 0.000 claims description 3
- 150000002505 iron Chemical class 0.000 claims description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- 238000000576 coating method Methods 0.000 description 13
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 11
- 239000000725 suspension Substances 0.000 description 11
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 10
- 239000011248 coating agent Substances 0.000 description 10
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 10
- 239000010931 gold Substances 0.000 description 10
- 229910052737 gold Inorganic materials 0.000 description 10
- 239000002245 particle Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000002244 precipitate Substances 0.000 description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 235000013980 iron oxide Nutrition 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000004040 coloring Methods 0.000 description 5
- 230000007062 hydrolysis Effects 0.000 description 5
- 238000006460 hydrolysis reaction Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000004408 titanium dioxide Substances 0.000 description 5
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 5
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- 239000003086 colorant Substances 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910044991 metal oxide Inorganic materials 0.000 description 4
- 150000004706 metal oxides Chemical class 0.000 description 4
- 229910007926 ZrCl Inorganic materials 0.000 description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 150000004679 hydroxides Chemical class 0.000 description 3
- 229910000358 iron sulfate Inorganic materials 0.000 description 3
- 229910021506 iron(II) hydroxide Inorganic materials 0.000 description 3
- 239000002932 luster Substances 0.000 description 3
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000010626 work up procedure Methods 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 2
- 239000000908 ammonium hydroxide Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000002537 cosmetic Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- FFRBMBIXVSCUFS-UHFFFAOYSA-N 2,4-dinitro-1-naphthol Chemical compound C1=CC=C2C(O)=C([N+]([O-])=O)C=C([N+]([O-])=O)C2=C1 FFRBMBIXVSCUFS-UHFFFAOYSA-N 0.000 description 1
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical class [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
- 241000332699 Moneses Species 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- UMEAURNTRYCPNR-UHFFFAOYSA-N azane;iron(2+) Chemical compound N.[Fe+2] UMEAURNTRYCPNR-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- WDRYQTDGIVFHNN-UHFFFAOYSA-J hydron zirconium(4+) pentachloride Chemical compound [H+].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Zr+4] WDRYQTDGIVFHNN-UHFFFAOYSA-J 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- -1 iron ions Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 125000002320 montanoyl group Chemical group O=C([*])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])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])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 150000003608 titanium Chemical class 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010930 yellow gold Substances 0.000 description 1
- 229910001097 yellow gold Inorganic materials 0.000 description 1
- DUNKXUFBGCUVQW-UHFFFAOYSA-J zirconium tetrachloride Chemical compound Cl[Zr](Cl)(Cl)Cl DUNKXUFBGCUVQW-UHFFFAOYSA-J 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/06—Ferric oxide [Fe2O3]
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/0015—Pigments exhibiting interference colours, e.g. transparent platelets of appropriate thinness or flaky substrates, e.g. mica, bearing appropriate thin transparent coatings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C2200/00—Compositional and structural details of pigments exhibiting interference colours
- C09C2200/10—Interference pigments characterized by the core material
- C09C2200/102—Interference pigments characterized by the core material the core consisting of glass or silicate material like mica or clays, e.g. kaolin
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C2200/00—Compositional and structural details of pigments exhibiting interference colours
- C09C2200/30—Interference pigments characterised by the thickness of the core or layers thereon or by the total thickness of the final pigment particle
- C09C2200/301—Thickness of the core
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C2220/00—Methods of preparing the interference pigments
- C09C2220/10—Wet methods, e.g. co-precipitation
- C09C2220/106—Wet methods, e.g. co-precipitation comprising only a drying or calcination step of the finally coated pigment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Cosmetics (AREA)
Priority Applications (13)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2244298A DE2244298C3 (de) | 1972-09-09 | 1972-09-09 | Perlglanzpigmente und Verfahren zu ihrer Herstellung |
| IN1651/CAL/73A IN139931B (enExample) | 1972-09-09 | 1973-07-13 | |
| IL42739A IL42739A (en) | 1972-09-09 | 1973-07-13 | Lustrous pigments and the preparation thereof |
| GB3495673A GB1379216A (en) | 1972-09-09 | 1973-07-23 | Lustrous pigments |
| US390252A US3874890A (en) | 1972-09-09 | 1973-08-21 | Nacreous pigments and process for the production thereof |
| BR6849/73A BR7306849D0 (pt) | 1972-09-09 | 1973-09-04 | Processo para a obtencao de pigmentos de brilho aperolado e pigmentos obtidos pelo mesmo |
| CS7300006220A CS181728B2 (en) | 1972-09-09 | 1973-09-06 | Gold colouring pearl lustrous pigments and method of preparing them |
| NLAANVRAGE7312364,A NL180117C (nl) | 1972-09-09 | 1973-09-07 | Werkwijze voor het bereiden van goudkleurige parelglanspigmenten. |
| DD173345A DD106406A5 (enExample) | 1972-09-09 | 1973-09-07 | |
| CA180,512A CA1012705A (en) | 1972-09-09 | 1973-09-07 | Nacreous pigments and process for the production thereof |
| FR7332303A FR2198984B1 (enExample) | 1972-09-09 | 1973-09-07 | |
| ES73418597A ES418597A1 (es) | 1972-09-09 | 1973-09-08 | Procedimiento para la obtencion de pigmentos de brillo ana-carado de color oro. |
| JP10200773A JPS5639669B2 (enExample) | 1972-09-09 | 1973-09-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2244298A DE2244298C3 (de) | 1972-09-09 | 1972-09-09 | Perlglanzpigmente und Verfahren zu ihrer Herstellung |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2244298A1 DE2244298A1 (de) | 1974-03-28 |
| DE2244298B2 DE2244298B2 (de) | 1974-10-31 |
| DE2244298C3 true DE2244298C3 (de) | 1975-06-19 |
Family
ID=5855878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2244298A Expired DE2244298C3 (de) | 1972-09-09 | 1972-09-09 | Perlglanzpigmente und Verfahren zu ihrer Herstellung |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3874890A (enExample) |
| JP (1) | JPS5639669B2 (enExample) |
| BR (1) | BR7306849D0 (enExample) |
| CA (1) | CA1012705A (enExample) |
| CS (1) | CS181728B2 (enExample) |
| DD (1) | DD106406A5 (enExample) |
| DE (1) | DE2244298C3 (enExample) |
| ES (1) | ES418597A1 (enExample) |
| FR (1) | FR2198984B1 (enExample) |
| GB (1) | GB1379216A (enExample) |
| IL (1) | IL42739A (enExample) |
| IN (1) | IN139931B (enExample) |
| NL (1) | NL180117C (enExample) |
Families Citing this family (127)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2313332C3 (de) * | 1973-03-17 | 1978-10-05 | Merck Patent Gmbh, 6100 Darmstadt | Farbige Pigmente |
| DE2451042C2 (de) * | 1974-10-26 | 1982-07-08 | Bayer Ag, 5090 Leverkusen | Anorganische Pigmente auf Pseudobrookit-Titandioxid-Basis |
| US4010293A (en) * | 1975-02-13 | 1977-03-01 | Chester Davis | Enhancement of iridescent colors to provide vivid colorants and printing inks |
| CA1090953A (en) * | 1976-05-26 | 1980-12-09 | Louis Armanini | Iron oxide coated mica nacreous pigments |
| DE2628353C2 (de) * | 1976-06-24 | 1985-05-23 | Merck Patent Gmbh, 6100 Darmstadt | Verwendung von Perlglanzpigmenten zur Pigmentierung von Kunsthorn |
| US4047969A (en) * | 1976-10-05 | 1977-09-13 | The Mearl Corporation | Iron blue nacreous coated pigments |
| JPS5486633A (en) * | 1977-12-21 | 1979-07-10 | Pola Kasei Kogyo Kk | Cosmetics |
| DE2928287A1 (de) * | 1979-07-13 | 1981-01-29 | Merck Patent Gmbh | Perlglanzpigmente, verfahren zu ihrer herstellung und ihre verwendung |
| JPS56129193A (en) * | 1980-03-14 | 1981-10-09 | Sangou Toki Kk | Transfer paper |
| JPS56143264A (en) * | 1980-04-11 | 1981-11-07 | Sangou Toki Kk | Paint assuming noble metallic color |
| DE3221045A1 (de) * | 1982-06-04 | 1983-12-08 | Merck Patent Gmbh, 6100 Darmstadt | Perlglanzpigmente, verfahren zu ihrer herstellung und ihrer verwendung |
| DE3237264A1 (de) * | 1982-10-08 | 1984-04-12 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von mit metalloxid beschichteten effektpigmenten |
| DE3334598A1 (de) * | 1983-09-24 | 1985-04-18 | Merck Patent Gmbh | Witterungsbestaendige perlglanzpigmente |
| JPS61286283A (ja) * | 1985-06-13 | 1986-12-16 | メルク・パテント・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | 真珠顔料被覆粘土素地製品 |
| JPS6216408A (ja) * | 1985-07-12 | 1987-01-24 | Shiseido Co Ltd | 化粧料 |
| DE3528256A1 (de) * | 1985-08-07 | 1987-02-19 | Merck Patent Gmbh | Eisenoxidbeschichtete perlglanzpigmente |
| JPS62146962A (ja) * | 1985-12-20 | 1987-06-30 | Teikoku Kako Kk | 酸化鉄被覆無機球状体 |
| DE3617430A1 (de) * | 1986-05-23 | 1987-11-26 | Merck Patent Gmbh | Perlglanzpigmente |
| JPH0643565B2 (ja) * | 1986-11-21 | 1994-06-08 | メルク・ジヤパン株式会社 | 耐水性真珠光沢顔料およびその製造法 |
| DE3730505A1 (de) * | 1987-09-11 | 1989-03-30 | Merck Patent Gmbh | Goldfarbene farbglanzpigmente |
| US5223034A (en) * | 1988-05-19 | 1993-06-29 | Merck Patent Gesellschaft Mit Beschrankter Haftung | Weather-resistant, pearlescent pigment and process for producing the same in the presence of hypophosphite |
| FI85157C (fi) * | 1988-12-28 | 1992-03-10 | Kemira Oy | Foerfarande foer framstaellning av ett transparent metalloxidpigment. |
| US5271770A (en) * | 1989-08-21 | 1993-12-21 | Merck Patent Gesellschaft Mit Beschrankter Haftung | Platelet-like pigments coating with an optional first layer of barium or calcium sulfate and a layer of titanium and zirconium dioxide, which prevent transmission of ultraviolet and infrared rays |
| US5196131A (en) * | 1990-11-26 | 1993-03-23 | The Mearl Corporation | Soap bars with the appearance of finished wood grain |
| US5242614A (en) * | 1990-11-26 | 1993-09-07 | The Mearl Corporation | Method of making soap bars with the appearance of finished wood grain |
| DE4120921A1 (de) | 1991-06-25 | 1993-01-07 | Merck Patent Gmbh | Oberflaechenmodifizierte plaettchenfoermige substrate mit verbessertem absetz- und aufruehrverhalten |
| US5246614A (en) * | 1991-08-14 | 1993-09-21 | The Mearl Corporation | Colored extruded soap bars |
| DE4140296A1 (de) * | 1991-12-06 | 1993-06-09 | Merck Patent Gmbh, 6100 Darmstadt, De | Leitfaehige plaettchenfoermige pigmente |
| DE4443048A1 (de) | 1994-12-05 | 1996-06-13 | Merck Patent Gmbh | Effektpulverlacke |
| US5693134A (en) | 1994-12-29 | 1997-12-02 | Merck Patent Gesellschaft Mit Beschrankter Haftung | Gray interference pigment and process for producing the same |
| US6623871B2 (en) * | 1995-06-07 | 2003-09-23 | Lumitech Sa | Process for manufacturing reproduction with a luminescence effect and reproduction manufactured by the implementation of the process |
| DE19522864A1 (de) * | 1995-06-23 | 1997-01-02 | Merck Patent Gmbh | Goldpigmente |
| DE19618568A1 (de) * | 1996-05-09 | 1997-11-13 | Merck Patent Gmbh | Metalloxidbeschichtete Titandioxidplättchen |
| DE19629761A1 (de) * | 1996-07-23 | 1997-06-05 | Wacker Chemie Gmbh | Zubereitungen mit vom Betrachtungswinkel abhängiger Farbigkeit |
| DE19638708A1 (de) † | 1996-09-21 | 1998-04-16 | Merck Patent Gmbh | Mehrschichtige Interferenzpigmente |
| US6238472B1 (en) | 1997-05-23 | 2001-05-29 | Merck Patent Gmbh | Metal oxide coated titanium dioxide lamellas |
| DE19831869A1 (de) * | 1998-07-16 | 2000-01-20 | Merck Patent Gmbh | Farbgebung mit Perlglanzpigmenten im Lebensmittel- und Pharmabereich |
| US6648958B2 (en) | 1998-09-14 | 2003-11-18 | Merck Patent Gesellschaft | Highly light-scattering pigment mixture |
| US6165260A (en) * | 1999-03-30 | 2000-12-26 | Engelhard Corporation | Pearlescent pigments exhibiting color travel |
| DE10046152A1 (de) | 2000-09-15 | 2002-03-28 | Merck Patent Gmbh | Pigmentpräparation in Granulatform |
| DE19951871A1 (de) | 1999-10-28 | 2001-05-03 | Merck Patent Gmbh | Farbstarke Interferenzpigmente |
| DE19951869A1 (de) | 1999-10-28 | 2001-05-03 | Merck Patent Gmbh | Farbstarke Interferenzpigmente |
| MXPA02008025A (es) | 2000-02-16 | 2003-01-28 | Sicpa Holding Sa | Pigmentos que tienen un angulo de vision que depende del cambio de color, metodo para producir tales pigmentos, uso de tales pigmentos en aplicaciones de seguridad, composicion de recubrimiento que comprende tales pigmentos y aparato de deteccion. |
| DE10034972A1 (de) | 2000-07-19 | 2002-01-31 | Merck Patent Gmbh | Verfahren zur Herstellung eines Pulverlacks, ein Pulverlack sowie die Verwendung von Effektpigmenten |
| DE10061178A1 (de) | 2000-12-07 | 2002-06-20 | Merck Patent Gmbh | Silberfarbenes Glanzpigment |
| DE10136479A1 (de) | 2001-07-27 | 2003-02-06 | Merck Patent Gmbh | Farbige Beschriftung und Markierung von Kunststoffen und Lacken |
| DE10137831A1 (de) | 2001-08-02 | 2003-02-13 | Merck Patent Gmbh | Mehrschichtige Interferenzpigmente |
| DE10204336A1 (de) * | 2002-02-01 | 2003-08-14 | Merck Patent Gmbh | Verwendung von Mehrschichtpigmenten im Lebensmittel- und Pharmabereich |
| US6616745B1 (en) | 2002-07-17 | 2003-09-09 | Engelhard Corporation | Black pearlescent pigments |
| DE10235018A1 (de) | 2002-07-31 | 2004-02-12 | Merck Patent Gmbh | Lasermarkierbare flexible Trägereinheit |
| WO2004020530A1 (en) | 2002-08-30 | 2004-03-11 | Ciba Specialty Chemicals Holding Inc. | Coloured gloss pigments having at least one coating of siox, with x=0.03 to 0.95 for use in cosmetic and personal care formulations |
| AU2003301972A1 (en) | 2002-11-13 | 2004-06-03 | Ciba Specialty Chemicals Holding Inc. | Novel interference pigments |
| US20060225609A1 (en) | 2002-12-17 | 2006-10-12 | Reinhold Rueger | Silvery white interference pigments having a high luster and based on transparent substrate laminae |
| DE10310736A1 (de) | 2003-03-10 | 2004-09-23 | Merck Patent Gmbh | Interferenzpigmente mit Körperfarbe |
| DE10320455A1 (de) | 2003-05-08 | 2004-11-25 | Merck Patent Gmbh | Interferenzpigment mit hohem Deckvermögen |
| DE102004035769A1 (de) | 2004-07-27 | 2006-03-23 | Merck Patent Gmbh | Mehrschichtige Interferenzpigmente |
| US7943194B2 (en) | 2004-08-23 | 2011-05-17 | Basf Se | Process for preparing flake-form pigments based on aluminum and on Sioz(Z=0.7-2.0) comprising forming a layer of separating agent |
| DE102004057918A1 (de) | 2004-11-30 | 2006-06-01 | Merck Patent Gmbh | Laserkennzeichnung von Wertdokumenten |
| DE102005001997A1 (de) | 2005-01-17 | 2006-07-20 | Merck Patent Gmbh | Effektpigmente mit starkem Farbtop |
| DE102005002124A1 (de) | 2005-01-17 | 2006-07-27 | Merck Patent Gmbh | Farbstarke rote Effektpigmente |
| US7842130B2 (en) * | 2005-08-22 | 2010-11-30 | Basf Corporation | Complex inorganic effect materials |
| DE102006021784A1 (de) * | 2006-05-09 | 2007-11-15 | Merck Patent Gmbh | Effektpigmente und deren Verwendung in der Kosmetik und im Lebensmittel- und Pharmabereich |
| DE102006027025A1 (de) | 2006-06-08 | 2007-12-13 | Merck Patent Gmbh | Silberweiße-Effektpigmente |
| US20080194719A1 (en) * | 2006-09-05 | 2008-08-14 | Fujifilm Hunt Chemicals U.S.A., Inc. | Composition for forming a laser-markable coating and a laser-markable material containing organic absorption enhancement additives |
| US8221536B2 (en) * | 2006-11-09 | 2012-07-17 | Sun Chemical Corp. | Cosmetic comprising multi-colored lustrous pearlescent pigments |
| US7850775B2 (en) | 2006-11-09 | 2010-12-14 | Sun Chemical Corporation | Multi-colored lustrous pearlescent pigments |
| US8323396B2 (en) * | 2006-11-09 | 2012-12-04 | Sun Chemical Corp. | Orange pearlescent pigments |
| US8906154B2 (en) * | 2006-11-09 | 2014-12-09 | Sun Chemical Corporation | Coating, ink, or article comprising multi-colored lustrous pearlescent pigments |
| US8349067B2 (en) | 2006-11-09 | 2013-01-08 | Sun Chemical Corp. | Multi-colored lustrous pearlescent pigments |
| US8211224B2 (en) * | 2006-11-09 | 2012-07-03 | Sun Chemical Corp. | Multi-colored lustrous pearlescent pigments and process for making |
| DE102007010986A1 (de) | 2007-03-05 | 2008-09-11 | Merck Patent Gmbh | Übergangsmetallhaltige Effektpigmente |
| ATE432964T1 (de) | 2007-04-05 | 2009-06-15 | Eckart Gmbh | Effektpigmente mit einem substrat aus glasplättchen |
| EP1977729B1 (en) | 2007-04-05 | 2010-03-03 | Eckart GmbH | Cosmetic compositions containing pearlescent pigments |
| ATE497997T1 (de) | 2007-07-12 | 2011-02-15 | Basf Se | Interferenzpigmente auf basis von perlitschuppen |
| DE102007058601A1 (de) | 2007-12-04 | 2009-06-10 | Merck Patent Gmbh | Sicherheitspigment |
| ATE503806T1 (de) | 2007-12-17 | 2011-04-15 | Merck Patent Gmbh | Füllstoffpigmente |
| US8454861B2 (en) | 2007-12-19 | 2013-06-04 | Merck Patent Gmbh | Optically variable pigments of high electrical conductivity |
| CN101903471B (zh) | 2007-12-19 | 2014-04-16 | 默克专利股份有限公司 | 具有导电性核的强着色和/或光学可变的颜料 |
| DE102008025277A1 (de) | 2008-05-27 | 2009-12-03 | Merck Patent Gmbh | Glaszusammensetzung |
| DE102008050924A1 (de) | 2008-10-10 | 2010-04-15 | Merck Patent Gmbh | Pigmente |
| DE102009020208A1 (de) | 2009-05-07 | 2010-11-11 | Merck Patent Gmbh | Verfahren zum Codieren von Produkten |
| DE102009023157A1 (de) | 2009-05-29 | 2010-12-02 | Merck Patent Gmbh | Beschichtete Partikel |
| DE102009023158A1 (de) | 2009-05-29 | 2010-12-02 | Merck Patent Gmbh | Beschichtete Partikel und deren Verwendung |
| CN102597131B (zh) | 2009-10-28 | 2015-11-25 | 巴斯夫欧洲公司 | 具有改进闪光效应的颜料 |
| DE102009051171A1 (de) | 2009-10-29 | 2011-05-05 | Merck Patent Gmbh | Pigmente |
| ES2613064T3 (es) | 2010-02-04 | 2017-05-22 | Merck Patent Gmbh | Pigmentos de efecto |
| EP2531562B1 (en) | 2010-02-04 | 2018-01-24 | Basf Se | Pigment compositions with improved sparkling effect |
| DE102010049375A1 (de) | 2010-10-26 | 2012-04-26 | Merck Patent Gmbh | Pigmente |
| EP2649134B1 (en) | 2010-12-09 | 2020-12-23 | Merck Patent GmbH | Magnetic pigments |
| KR101903207B1 (ko) | 2010-12-09 | 2018-10-01 | 메르크 파텐트 게엠베하 | 브릴리언트 흑색 안료 |
| DE102011103425A1 (de) | 2011-06-07 | 2012-12-13 | Merck Patent Gmbh | Wellenlängenselektiv reflektierende Beschichtung |
| DE102012000887A1 (de) | 2012-01-19 | 2013-07-25 | Merck Patent Gmbh | Effektpigmente |
| DE102011121804A1 (de) | 2011-12-21 | 2013-06-27 | Merck Patent Gmbh | Effektpigmente |
| EP2607432A1 (de) | 2011-12-21 | 2013-06-26 | Merck Patent GmbH | Effektpigmente basierend auf Substraten die einen Kreisformfaktor von 1,2-2 aufweisen |
| EP2808363B1 (en) * | 2012-01-23 | 2018-11-21 | Topy Kogyo Kabushiki Kaisha | Iron oxide-coated layered silicate pigment |
| DE102012017608A1 (de) | 2012-09-06 | 2014-05-08 | Merck Patent Gmbh | Goldpigment |
| DE102012020392A1 (de) | 2012-10-18 | 2014-04-24 | Merck Patent Gmbh | Pigmente |
| US8585818B1 (en) * | 2013-03-14 | 2013-11-19 | Basf Se | Coated perlite flakes |
| ES2688388T3 (es) | 2013-04-30 | 2018-11-02 | Merck Patent Gmbh | Escamas de alfa-alúmina |
| EP2799398B1 (en) | 2013-04-30 | 2018-05-23 | Merck Patent GmbH | alpha-Alumina flakes |
| JP6608814B2 (ja) | 2013-06-17 | 2019-11-20 | メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフツング | 電気的半導体特性を有する、透明で光学的に可変の干渉顔料 |
| EP3010979A1 (de) | 2013-06-17 | 2016-04-27 | Merck Patent GmbH | Transparente, elektrisch halbleitfähige interferenzpigmente mit hoher farbstärke |
| DE102013012023A1 (de) | 2013-07-19 | 2015-01-22 | Merck Patent Gmbh | Pigmentgemisch |
| DE102014003975A1 (de) | 2014-03-20 | 2015-10-08 | Merck Patent Gmbh | Effektpigmente |
| DE102014018275A1 (de) | 2014-12-12 | 2016-06-16 | Merck Patent Gmbh | Nichtmetallische Pigmente mit metallischen Eigenschaften |
| DE102014018276A1 (de) | 2014-12-12 | 2016-06-16 | Merck Patent Gmbh | Elektrisch leitfähige, farbige Interferenzpigmente |
| DE102015013400A1 (de) | 2015-10-19 | 2017-04-20 | Merck Patent Gmbh | Pigment/Fritten-Gemisch |
| DE102016000054A1 (de) | 2016-01-05 | 2017-07-06 | Merck Patent Gmbh | Oberflächenfärbung von Lebensmitteln |
| GB2549576A (en) | 2016-02-23 | 2017-10-25 | Merck Patent Gmbh | Effect pigments |
| DE102016004164A1 (de) | 2016-04-11 | 2017-10-12 | Merck Patent Gmbh | Pigmentgemisch |
| DE102017002554A1 (de) | 2017-03-17 | 2018-09-20 | Merck Patent Gmbh | Effektpigmente |
| DE102017011800A1 (de) | 2017-12-20 | 2019-06-27 | Merck Patent Gmbh | Effektpigmente |
| EP3517579B1 (de) | 2018-01-23 | 2022-10-26 | Merck Patent GmbH | Pigmentgemisch enthaltend rote, blaue und grüne interferenzpigmente |
| CN112004891A (zh) | 2018-04-04 | 2020-11-27 | 阿尔塔纳股份公司 | 基于着色水辉石和涂布的着色水辉石的效果颜料及其制造 |
| EP3564200A1 (en) | 2018-05-04 | 2019-11-06 | Merck Patent GmbH | Ceramic colours |
| EP3564202A1 (en) | 2018-05-04 | 2019-11-06 | Merck Patent GmbH | Ceramic colours |
| EP3564197A1 (en) | 2018-05-04 | 2019-11-06 | Merck Patent GmbH | Ceramic colours |
| DE102019003072A1 (de) | 2019-04-30 | 2020-11-05 | Merck Patent Gmbh | Effektpigmente |
| DE102019003073A1 (de) | 2019-04-30 | 2020-11-05 | Merck Patent Gmbh | Pigment/Fritten-Gemisch |
| US20210087403A1 (en) | 2019-09-20 | 2021-03-25 | Merck Patent Gmbh | Pigments |
| DE102019006869A1 (de) | 2019-10-02 | 2021-04-08 | Merck Patent Gmbh | Interferenzpigmente |
| CN111908502B (zh) * | 2020-06-25 | 2023-05-26 | 江阴市友佳珠光云母有限公司 | 一种幻彩超薄合成云母片的生产工艺 |
| EP3967491A1 (en) | 2020-09-15 | 2022-03-16 | Röhm GmbH | Heat reflective foils with improved mechanical properties and a high weathering resistance |
| EP3974395A1 (de) | 2020-09-25 | 2022-03-30 | Merck Patent GmbH | Pigment/fritten-gemisch |
| JP7708850B2 (ja) * | 2021-05-17 | 2025-07-15 | 日本板硝子株式会社 | 酸化ジルコニウムを含む被膜を有する光揮性顔料 |
| EP4389828B1 (de) | 2022-12-19 | 2025-12-03 | SUSONITY Commercial GmbH | Effektpigmente mit mindestens einer tio2-schichtt, in der das tio2 mit ti(3+) und fluorid dotiert ist. |
| MX2024014395A (es) | 2023-12-12 | 2025-07-01 | SUSONITY Commercial GmbH | Escamas de oxido de aluminio (al2o3) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3087828A (en) * | 1961-06-28 | 1963-04-30 | Du Pont | Nacreous pigment compositions |
| BE759469A (fr) * | 1969-11-29 | 1971-05-26 | Merck Patent Gmbh | Pigment a brillant nacre et leurs procedes de |
-
1972
- 1972-09-09 DE DE2244298A patent/DE2244298C3/de not_active Expired
-
1973
- 1973-07-13 IL IL42739A patent/IL42739A/en unknown
- 1973-07-13 IN IN1651/CAL/73A patent/IN139931B/en unknown
- 1973-07-23 GB GB3495673A patent/GB1379216A/en not_active Expired
- 1973-08-21 US US390252A patent/US3874890A/en not_active Expired - Lifetime
- 1973-09-04 BR BR6849/73A patent/BR7306849D0/pt unknown
- 1973-09-06 CS CS7300006220A patent/CS181728B2/cs unknown
- 1973-09-07 DD DD173345A patent/DD106406A5/xx unknown
- 1973-09-07 FR FR7332303A patent/FR2198984B1/fr not_active Expired
- 1973-09-07 CA CA180,512A patent/CA1012705A/en not_active Expired
- 1973-09-07 NL NLAANVRAGE7312364,A patent/NL180117C/xx not_active IP Right Cessation
- 1973-09-08 ES ES73418597A patent/ES418597A1/es not_active Expired
- 1973-09-10 JP JP10200773A patent/JPS5639669B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1012705A (en) | 1977-06-28 |
| DE2244298B2 (de) | 1974-10-31 |
| IN139931B (enExample) | 1976-08-21 |
| DE2244298A1 (de) | 1974-03-28 |
| FR2198984B1 (enExample) | 1976-11-19 |
| NL180117C (nl) | 1987-01-02 |
| BR7306849D0 (pt) | 1974-07-18 |
| IL42739A (en) | 1976-05-31 |
| US3874890A (en) | 1975-04-01 |
| GB1379216A (en) | 1975-01-02 |
| NL7312364A (enExample) | 1974-03-12 |
| IL42739A0 (en) | 1973-10-25 |
| DD106406A5 (enExample) | 1974-06-12 |
| ES418597A1 (es) | 1976-04-01 |
| FR2198984A1 (enExample) | 1974-04-05 |
| JPS4994714A (enExample) | 1974-09-09 |
| CS181728B2 (en) | 1978-03-31 |
| JPS5639669B2 (enExample) | 1981-09-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2244298C3 (de) | Perlglanzpigmente und Verfahren zu ihrer Herstellung | |
| DE1959998C3 (de) | Perlglanzpigmente und Verfahren zu ihrer Herstellung | |
| DE2557796C2 (de) | Rußhaltige Pigmente | |
| EP0211351B1 (de) | Eisenoxidbeschichtete Perlglanzpigmente | |
| EP0307747B1 (de) | Goldfarbene Farbglanzpigmente | |
| DE2313331C2 (de) | Eisenoxidhaltige Glimmerschuppenpigmente | |
| EP0220509B1 (de) | Glasur- und emailstabile Perlglanzpigmente | |
| EP0104516B1 (de) | Perlglanzpigmente | |
| EP0082986B1 (de) | Perlglanzpigmente mit verbesserter Lichtbeständigkeit, ihre Herstellung und ihre Verwendung | |
| DE2214545C3 (de) | Perlmuttpigmente und deren Herstellung | |
| EP0271767B1 (de) | Verfahren zur Herstellung von mit Rutil beschichteten Glimmerpigmenten | |
| EP0082984B1 (de) | Perlglanzpigmente mit verbesserter Lichtbeständigkeit, ihre Herstellung und Verwendung | |
| EP0090260B1 (de) | Verfahren zur Herstellung von Perlglanzpigmenten mit verbesserten Glanzeigenschaften | |
| EP0632110B1 (de) | Bismutvanadathaltige Glanzpigmente | |
| DE3137808A1 (de) | Perlglanzpigmente mit verbesserter lichtechtheit, verfahren zur herstellung und verwendung | |
| DE2313332B2 (de) | Farbige pigmente | |
| DE3137809A1 (de) | "perlglanzpigmente, ihre herstellung und ihre verwendung" | |
| EP0082985A1 (de) | Perlglanzpigmente, Verfahren zu ihrer Herstellung und ihre Verwendung | |
| EP0142695B1 (de) | Schuppenpigmente, Verfahren zu ihrer Herstellung und ihre Verwendung | |
| EP0750021B1 (de) | Goldfarbiges Pigment auf Basis von mit Metalloxiden überzogenen Substraten | |
| DE2522573C2 (de) | Perlglanzpigmente | |
| DE69100672T2 (de) | Bläuliches grünes Pigment und Herstellungsverfahren. | |
| EP0544867B1 (de) | Beschichtete plättchenförmige pigmente, deren herstellung und verwendung | |
| DE2734852C2 (enExample) | ||
| DE19522267A1 (de) | Zinnhaltige Graupigmente |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 |