ES462149A1 - Un procedimiento perfeccionado para preparar un pigmento quecontiene cromato de plomo revestido. - Google Patents

Un procedimiento perfeccionado para preparar un pigmento quecontiene cromato de plomo revestido.

Info

Publication number
ES462149A1
ES462149A1 ES462149A ES462149A ES462149A1 ES 462149 A1 ES462149 A1 ES 462149A1 ES 462149 A ES462149 A ES 462149A ES 462149 A ES462149 A ES 462149A ES 462149 A1 ES462149 A1 ES 462149A1
Authority
ES
Spain
Prior art keywords
lead chromate
pigments
coated
particles
contacting
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
Application number
ES462149A
Other languages
English (en)
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.)
Hercules LLC
Original Assignee
Hercules LLC
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 Hercules LLC filed Critical Hercules LLC
Publication of ES462149A1 publication Critical patent/ES462149A1/es
Expired 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
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/006—Combinations of treatments provided for in groups C09C3/04 - C09C3/12
    • 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
    • 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
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/06—Treatment with inorganic compounds
    • C09C3/063—Coating
    • 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
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/12—Treatment with organosilicon compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/02—Amorphous compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • 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
    • C01P2006/20—Powder free flowing behaviour
    • 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)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)

Abstract

Un procedimiento perfeccionado para preparar un pigmento que contiene cromato de plomo revestido, incluyendo dicho procedimiento la etapa de depositar un revestimiento sustancialmente continuo de sílice amorfa densa, sílice amorfa densa y alúmina o un polisilicato alcalino sólido semejante a un vidrio sobre las superficies de las partículas de dicho pigmento, cuyo perfeccionamiento comprende poner en contacto las partículas de pigmento revestidas con una proporción comprendida entre 1 y 15% del peso de las partículas revestidas de un organopolisiloxano líquido que contiene unidades repetitivas de la fórmula.
ES462149A 1976-09-29 1977-09-06 Un procedimiento perfeccionado para preparar un pigmento quecontiene cromato de plomo revestido. Expired ES462149A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/727,926 US4054465A (en) 1976-09-29 1976-09-29 Lead chromate pigments

Publications (1)

Publication Number Publication Date
ES462149A1 true ES462149A1 (es) 1978-06-16

Family

ID=24924673

Family Applications (1)

Application Number Title Priority Date Filing Date
ES462149A Expired ES462149A1 (es) 1976-09-29 1977-09-06 Un procedimiento perfeccionado para preparar un pigmento quecontiene cromato de plomo revestido.

Country Status (9)

Country Link
US (1) US4054465A (es)
BE (1) BE857454A (es)
CA (1) CA1103859A (es)
DE (1) DE2737736C2 (es)
ES (1) ES462149A1 (es)
FR (1) FR2366338A1 (es)
GB (1) GB1564573A (es)
IT (1) IT1084229B (es)
NL (1) NL7709772A (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3323247A1 (de) * 1983-06-28 1985-01-10 Basf Farben + Fasern Ag, 2000 Hamburg Temperaturstabile bleichromat-pigmente und verfahren zu ihrer herstellung
DE3841848A1 (de) * 1988-12-13 1990-06-21 Bayer Ag Anorganische pigmente mit verbesserten eigenschaften
US5182173A (en) * 1990-05-07 1993-01-26 Rogers Corporation Coated particles and method for making same
US5262268A (en) * 1992-03-06 1993-11-16 Xerox Corporation Method of pigment dispersion in colored toner
US5468586A (en) * 1994-05-23 1995-11-21 Xerox Corporation System for controlling the color of toner mixtures
US5624079A (en) * 1995-03-10 1997-04-29 Xerox Corporation Injection blending of toner during grinding
US5730912A (en) * 1996-05-30 1998-03-24 M-Cap Technologies International Method of the encapsulation of liquids
US6270214B1 (en) * 1998-04-29 2001-08-07 Xerox Corporation Ink jet printing process with improved image fixation
US6548264B1 (en) 2000-05-17 2003-04-15 University Of Florida Coated nanoparticles
US6756173B2 (en) 2000-12-27 2004-06-29 Xerox Corporation Toner with increased amount of surface additives and increased surface additive adhesion
US6523996B2 (en) 2000-12-27 2003-02-25 Xerox Corporation Blending tool with an enlarged collision surface for increased blend intensity and method of blending toners
US6899455B2 (en) 2000-12-27 2005-05-31 Xerox Corporation Blending tool with an adjustable collision profile and method of adjusting the collision profile
US8673532B2 (en) 2012-06-26 2014-03-18 Xerox Corporation Method of producing dry toner particles having high circularity

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2886460A (en) * 1954-09-14 1959-05-12 Du Pont Organophilic and hydrophilic composition
US3004859A (en) * 1958-05-28 1961-10-17 Gen Electric Process for treating fillers
US3370971A (en) 1966-06-08 1968-02-27 Du Pont Silica-coated lead chromate pigment
US3470007A (en) 1967-11-08 1969-09-30 Du Pont Stabilized lead chromate pigments and process for making same
US3920865A (en) * 1969-03-29 1975-11-18 Degussa Process of hydrophorizing highly dispersed metal or metalloid oxides
US3639133A (en) 1970-10-23 1972-02-01 Du Pont Process for making silica-coated lead chromate pigments and product thereof
NL174953C (nl) * 1970-11-24 1984-09-03 Degussa Werkwijze voor het hydrofoberen van metaal- of siliciumoxiden.
US3773535A (en) * 1972-02-25 1973-11-20 Ferro Corp Abrasion resistant stabilized lead chromate pigments coated with silica and polyolefin wax
US3849152A (en) * 1972-11-06 1974-11-19 Ferro Corp Polysiloxane encapsulation of pigments
FR2231716A1 (en) * 1973-05-29 1974-12-27 Ferro Corp Wax coated lead chromate pigments - with good abrasion resistance and colour stability at high temp
US3956005A (en) * 1974-05-22 1976-05-11 Mizusawa Kagaku Kogyo Kabushiki Kaisha Coated pigment composition having improved abrasion resistance and process for preparation thereof

Also Published As

Publication number Publication date
BE857454A (fr) 1978-02-03
FR2366338B1 (es) 1981-10-30
GB1564573A (en) 1980-04-10
DE2737736C2 (de) 1987-01-02
FR2366338A1 (fr) 1978-04-28
CA1103859A (en) 1981-06-30
DE2737736A1 (de) 1978-03-30
US4054465A (en) 1977-10-18
IT1084229B (it) 1985-05-25
NL7709772A (nl) 1978-03-31

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19980302