ES2027796T3 - Pigmentos de cromato de plomo ortorrombico con matiz verdoso. - Google Patents

Pigmentos de cromato de plomo ortorrombico con matiz verdoso.

Info

Publication number
ES2027796T3
ES2027796T3 ES198888810339T ES88810339T ES2027796T3 ES 2027796 T3 ES2027796 T3 ES 2027796T3 ES 198888810339 T ES198888810339 T ES 198888810339T ES 88810339 T ES88810339 T ES 88810339T ES 2027796 T3 ES2027796 T3 ES 2027796T3
Authority
ES
Spain
Prior art keywords
green
chromate
ortorrombico
matti
pigments
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 - Lifetime
Application number
ES198888810339T
Other languages
English (en)
Inventor
Leonardus Johannes Hubertus Dr. Erkens
Herman Joseph Johannes Maria Geurts
Jean Louis Ghislain Marie Vandevenne
Gerben Pieter Dr. Algra
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.)
Novartis AG
Original Assignee
Ciba Geigy 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.)
Filing date
Publication date
Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of ES2027796T3 publication Critical patent/ES2027796T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • C09C1/14—Compounds of lead
    • C09C1/20—Lead chromate
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

SE PRESENTAN PIGMENTOS VERDOSOS DE CROMATO DE PLOMO ORTORROMBICOS QUE CONTIENEN CROMATO DE PLOMO Y SULFATO DE PLOMO EN UNA RELACION DE PESO DE 91:9 A 100:1 Y CARACTERIZADOS POR UNA INTENSIDAD DE COLOR DE 0,053 A 0,066 A UNA PROFUNDIDAD DE COLOR ESTANDAR DE 1/25 SEGUN DIN 53235. ESTOS PIGMENTOS SE PUEDEN OBTENER EZCLANDO UNA SOLUCION DE UN CROMATO Y, EN CASO NECESARIO, UN SULFATO, EFECTUANDO ESTA MEZCLA A ALTA TURBULENCIA EN PRESENCIA DE UNA SAL DE ALUMINIO Y EN AUSENCIA DE SALES DE CINC.
ES198888810339T 1987-06-04 1988-05-25 Pigmentos de cromato de plomo ortorrombico con matiz verdoso. Expired - Lifetime ES2027796T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH211587 1987-06-04

Publications (1)

Publication Number Publication Date
ES2027796T3 true ES2027796T3 (es) 1992-06-16

Family

ID=4226227

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198888810339T Expired - Lifetime ES2027796T3 (es) 1987-06-04 1988-05-25 Pigmentos de cromato de plomo ortorrombico con matiz verdoso.

Country Status (4)

Country Link
US (1) US4921541A (es)
EP (1) EP0294331B1 (es)
DE (1) DE3866599D1 (es)
ES (1) ES2027796T3 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR9107284A (pt) * 1990-12-27 1994-09-27 Allergan Inc Processo para desinfetar lentes de contato, e, solução desinfetante de lentes de contato.

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US324879A (en) * 1885-08-25 Churn
US2023928A (en) * 1931-10-17 1935-12-10 Gen Aniline Works Inc Chrome yellow color
US2275054A (en) * 1939-07-18 1942-03-03 Int Smelting & Refining Co Electrolytic production of lead sulpho-chromates
US2808339A (en) * 1953-10-16 1957-10-01 Du Pont Process for improving lightfastness of lead chromate
US2813039A (en) * 1954-08-26 1957-11-12 Du Pont Lead chromate pigment compositions
US3370971A (en) * 1966-06-08 1968-02-27 Du Pont Silica-coated lead chromate pigment
US3639133A (en) * 1970-10-23 1972-02-01 Du Pont Process for making silica-coated lead chromate pigments and product thereof
US3923538A (en) * 1973-01-18 1975-12-02 Du Pont Primrose chrome yellow pigment and process for its preparation
US4046588A (en) * 1975-01-13 1977-09-06 Hercules Incorporated Method for the manufacture of a lead chromate-containing pigment having a low acid soluble lead content
US4079621A (en) * 1976-05-28 1978-03-21 E. I. Du Pont De Nemours And Company Apparatus for determining the dust index of a particulate solid
US4127421A (en) * 1977-08-22 1978-11-28 Hercules Incorporated Process for granulating lead chromate-containing pigments
US4247338A (en) * 1978-11-21 1981-01-27 Ciba-Geigy Corporation Metal chromate pigment compositions
EP0169810B1 (de) * 1984-07-25 1990-09-05 Ciba-Geigy Ag Orthorhombische grünstichige Bleichromatpigmente

Also Published As

Publication number Publication date
EP0294331B1 (de) 1991-12-04
EP0294331A2 (de) 1988-12-07
EP0294331A3 (en) 1989-03-22
DE3866599D1 (de) 1992-01-16
US4921541A (en) 1990-05-01

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