GB9321765D0 - Pure-colored iron oxide direct red pigments,a process for their production and their use - Google Patents

Pure-colored iron oxide direct red pigments,a process for their production and their use

Info

Publication number: GB9321765D0
Authority: GB; United Kingdom
Prior art keywords: pure; production; iron oxide; direct red; red pigments
Prior art date: 1992-10-23
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

Application number

GB939321765A

Other versions

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Bayer AG

Original Assignee

Bayer AG

Priority date (The priority date 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 date listed.)

1992-10-23

Filing date

1993-10-21

Publication date

1993-12-15

1993-10-21 Application filed by Bayer AG filed Critical Bayer AG

1993-12-15 Publication of GB9321765D0 publication Critical patent/GB9321765D0/en

1994-04-27 Publication of GB2271767A publication Critical patent/GB2271767A/en

1995-09-13 Application granted granted Critical

1995-09-13 Publication of GB2271767B publication Critical patent/GB2271767B/en

2013-10-21 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- 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
- C09C1/22—Compounds of iron
- C09C1/24—Oxides of iron
- 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
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
- 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
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 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
- C01P2006/12—Surface area
- 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
- 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
- C01P2006/62—L* (lightness axis)
- 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
- C01P2006/63—Optical properties, e.g. expressed in CIELAB-values a* (red-green axis)
- 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
- C01P2006/64—Optical properties, e.g. expressed in CIELAB-values b* (yellow-blue axis)
- 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
- C01P2006/65—Chroma (C*)

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Compounds Of Iron (AREA)
Pigments, Carbon Blacks, Or Wood Stains (AREA)
Paints Or Removers (AREA)

GB9321765A 1992-10-23 1993-10-21 Pure-colored iron oxide direct red pigments,a process for their production and their use Expired - Fee Related GB2271767B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE4235947A DE4235947A1 (en)	1992-10-23	1992-10-23	Color-pure iron oxide direct red pigments, process for their preparation and their use

Publications (3)

Publication Number	Publication Date
GB9321765D0 true GB9321765D0 (en)	1993-12-15
GB2271767A GB2271767A (en)	1994-04-27
GB2271767B GB2271767B (en)	1995-09-13

Family

ID=6471262

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9321765A Expired - Fee Related GB2271767B (en)	1992-10-23	1993-10-21	Pure-colored iron oxide direct red pigments,a process for their production and their use

Country Status (4)

Country	Link
JP (1)	JP3651919B2 (en)
DE (1)	DE4235947A1 (en)
GB (1)	GB2271767B (en)
IT (1)	IT1270902B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ES2100612T3 (en) *	1993-09-23	1997-06-16	Bayer Ag	DIRECT RED PIGMENTS OF PURE IRON OXIDE, PROCEDURE FOR ITS OBTAINING AND USE.
DE10232069A1 (en) *	2002-07-16	2004-02-05	Sachtleben Chemie Gmbh	Process for the production of iron hydroxide, iron oxide hydrate or iron oxide from filter salts of thin acid recovery
CN101913656A (en) *	2010-08-09	2010-12-15	铜陵瑞莱科技有限公司	Method for preparing iron oxide yellow pigment by using titanium white by-product of ferrous sulfate
PL2760795T3 (en) *	2011-09-30	2018-01-31	Lanxess Deutschland Gmbh	Improved method for producing particulate hematite and iron oxide red pigments
KR102470829B1 (en)	2014-09-11	2022-11-28	란세스 도이치란트 게엠베하	Hematite pigment and process for producing the same
DK3219763T3 (en)	2016-03-16	2019-03-25	Lanxess Deutschland Gmbh	APPLICATION OF RED IRON OXID PIGMENTS IN Aqueous PREPARATIONS

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2556406A1 (en) *	1975-12-15	1977-06-16	Bayer Ag	PROCESS FOR THE CONTINUOUS PRODUCTION OF IRON OXIDE HYDROXIDE
DE3440911C2 (en) *	1984-11-09	1997-08-21	Bayer Ag	Process for the production of platelet-shaped iron oxide pigments
DE3500470A1 (en) *	1985-01-09	1986-07-10	Bayer Ag, 5090 Leverkusen	METHOD FOR PRODUCING LIGHT COLORED PURE IRON OXIDE RED PIGMENTS

1992
- 1992-10-23 DE DE4235947A patent/DE4235947A1/en not_active Withdrawn
1993
- 1993-10-13 IT ITMI932170A patent/IT1270902B/en active IP Right Grant
- 1993-10-18 JP JP28212093A patent/JP3651919B2/en not_active Expired - Fee Related
- 1993-10-21 GB GB9321765A patent/GB2271767B/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
IT1270902B (en)	1997-05-13
GB2271767B (en)	1995-09-13
ITMI932170A1 (en)	1995-04-13
DE4235947A1 (en)	1994-04-28
JP3651919B2 (en)	2005-05-25
JPH06211524A (en)	1994-08-02
GB2271767A (en)	1994-04-27
ITMI932170A0 (en)	1993-10-13

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Legal Events

Date	Code	Title	Description
2006-02-08	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
2009-06-24	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20081021