CH514662A - Lead chromate and lead sulfochromate pigments coated with silicon dioxide and the processes for making them - Google Patents

Lead chromate and lead sulfochromate pigments coated with silicon dioxide and the processes for making them

Info

Publication number
CH514662A
CH514662A CH1671168A CH1671168A CH514662A CH 514662 A CH514662 A CH 514662A CH 1671168 A CH1671168 A CH 1671168A CH 1671168 A CH1671168 A CH 1671168A CH 514662 A CH514662 A CH 514662A
Authority
CH
Switzerland
Prior art keywords
lead
processes
making
silicon dioxide
sulfochromate
Prior art date
Application number
CH1671168A
Other languages
German (de)
Inventor
Richard Linton Howard
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of CH514662A publication Critical patent/CH514662A/en

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
CH1671168A 1967-11-08 1968-11-08 Lead chromate and lead sulfochromate pigments coated with silicon dioxide and the processes for making them CH514662A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68132367A 1967-11-08 1967-11-08

Publications (1)

Publication Number Publication Date
CH514662A true CH514662A (en) 1971-10-31

Family

ID=24734789

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1671168A CH514662A (en) 1967-11-08 1968-11-08 Lead chromate and lead sulfochromate pigments coated with silicon dioxide and the processes for making them

Country Status (4)

Country Link
CH (1) CH514662A (en)
DE (1) DE1807891C3 (en)
FR (1) FR1591327A (en)
GB (1) GB1178938A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3461292D1 (en) * 1983-08-12 1987-01-02 Ciba Geigy Ag Monoclinic lead chromate pigments
EP0138751B1 (en) * 1983-08-12 1986-11-12 Ciba-Geigy Ag Monoclinic lead chromate pigments
EP0138753B1 (en) * 1983-08-12 1986-11-12 Ciba-Geigy Ag Greenish monoclinic lead chromate pigments

Also Published As

Publication number Publication date
FR1591327A (en) 1970-04-27
GB1178938A (en) 1970-01-21
DE1807891A1 (en) 1969-06-26
DE1807891C3 (en) 1980-05-08
DE1807891B2 (en) 1979-08-23

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Legal Events

Date Code Title Description
PL Patent ceased