CN105623317A - Method for preparing high-temperature abrasion-resistant sericite pearlescent pigment - Google Patents
Method for preparing high-temperature abrasion-resistant sericite pearlescent pigment Download PDFInfo
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- CN105623317A CN105623317A CN201610072012.4A CN201610072012A CN105623317A CN 105623317 A CN105623317 A CN 105623317A CN 201610072012 A CN201610072012 A CN 201610072012A CN 105623317 A CN105623317 A CN 105623317A
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- 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
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- 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
- C09C3/04—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
- C09C3/041—Grinding
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- 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
- C09C3/04—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
- C09C3/043—Drying, calcination
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- 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
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- 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
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- Organic Chemistry (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Cosmetics (AREA)
Abstract
The invention discloses a method for preparing high-temperature abrasion-resistant sericite pearlescent pigment. The method includes steps of grinding sericite ore materials, to be more specific, acquiring the sericite ore materials and roughly shattering the sericite ore materials; activating the sericite ore materials, to be more specific, placing the sericite ore materials in an aluminum oxide crucible, calcining the sericite ore materials at the temperature of 800 DEG C for 1 h, grinding the sericite ore materials under the conditions of the ball-material ratios of 5:1, the slurry concentration of 40% and dispersing agents of 0.7% for 5 hours and then drying the sericite ore materials; decolorizing the sericite ore materials, to be more specific, placing active sericite into a flask, adding 300 ml of distilled water into the flask, stirring the active sericite in water bath at the temperature of 80 DEG C, dripping 8-12% TiCl4 solution into the water bath at the temperature of 70-80 DEG C to obtain mixed solution, dripping 30 ml of TiCl4 solution into the mixed solution, stirring the TiCl4 solution and the mixed solution for 30 minutes to obtain solution, then filtering the solution, washing the solution and then drying the solution; dispersing powder, to be more specific, arranging the dried powder in environments at the temperatures of 800-900 DEG C, then preserving heat for 1-2 hours, cooling the dried powder and then grinding and dispersing the dried powder. The method has the advantages that the sericite ore materials are primarily sorted and purified and then are subjected to activating treatment, accordingly, the excellent unit lamella performance of the sericite can be sufficiently played, and the application level of the sericite can be upgraded.
Description
Technical field
The present invention relates to sericite in powder technical field, the preparation method particularly relating to a kind of high-temperature wearable sericite pearlescent pigment.
Background technology
The performance of pearlescent pigment excellence becomes the new approaches of current coloristic areas, has significantly high commodity value. Pearlescent pigment is widely used in every field, can be used for automobile, motorcycle, the coating of bicycle, powdery paints, building coating, pearl ink, pearly-lustre leather, pearly-lustre plastic, pearlescent cosmetic, it may also be used for the industries such as papermaking, printing and dyeing, stamp, rubber, pottery.
But the research of China's top grade pearlescent pigment at present still can not meet the demand in market, great majority need the pearlescent pigment to external import, particularly high-temperature wearable, and price is sufficiently expensive. Particularly its preparation method is loaded down with trivial details, step is many, course of reaction is consuming time longer, wayward and realizes industrialization; The natural color of sericite is silver gray, and its color has extremely difficult change simultaneously, very easily affects the color of product, make the complexity that the production technology of product becomes when as pigment, and the cost significantly of product increases.
For this, it is proposed that the preparation method of a kind of high-temperature wearable sericite pearlescent pigment solves the problems referred to above.
Summary of the invention
Based on the technical problem that background technology exists, the preparation method that the present invention proposes a kind of high-temperature wearable sericite pearlescent pigment.
The preparation method of a kind of high-temperature wearable sericite pearlescent pigment that the present invention proposes, comprises the following steps:
S1, grinds: gathers sericite mica ore raw material, by manually choosing the sericite mica ore raw material of high-quality, and slightly breaks;
S2, activation: the purity sericite raw material be more than or equal to 95% is put into alumina crucible, roasting a period of time 1h at temperature 800 DEG C, cooling, according to ratio of grinding media to material 5:1, slurry concentration 40%, the condition of sodium hexametaphosphate dispersant consumption 0.7%, under 1000r/min rotating speed, it is 10-20 ��m to diameter with disc type Ball-stirring mill is ground 5 hours, then dries, it is thus achieved that activity sericite;
S3, discolors: activity sericite sericite is put into addition 300ml distilled water in flask, is placed in 80 DEG C of stirred in water bath, be configured to the suspension of 5-25%, adds HCL solution and regulates pH value to 2.0-2.5, then drips 8-12%TiCl in the water-bath of 70-80 DEG C4Solution, is simultaneously added dropwise NaOH solution and pH value is kept between 2.0-2.5, be further continued for mixed solution and dripping 30mlTiCl4Solution, filters solution after stirring 30 minutes, washs post-drying;
S4, breaks up: be incubated 1 hour after the powder after drying is placed in 800 DEG C of environment, grinds and breaks up, namely obtain high-temperature wearable sericite pearlescent pigment after cooling.
Preferably, described sericite mica ore raw material adopts sericite concentrate, and Ore purity is not less than 85%.
Preferably, described dry and drying operation all carries out in electric drying oven with forced convection.
Preferably, described in the process discolored, after first filtering, powder washing is to neutral, then carries out drying operation.
The present invention is in preparation process, first sericite mica ore raw material is first carried out selection and the purification of primary, again through activation processing, give full play to the unit lamella performance that sericite is excellent, improve the application class of sericite, adopt sericite pearlescent pigment prepared by this kind of method not only to have the characteristic of high-temperature wearable simultaneously, the feel of pigment is fine and smooth simultaneously, gloss is soft, color and luster pure color, additionally, this sericite pearlescent pigment also has the functions such as shielding ultraviolet rays, microwave, infrared ray.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention done further explanation.
Embodiment one
The preparation method of a kind of high-temperature wearable sericite pearlescent pigment that the present invention proposes, comprises the following steps:
S1, grinds: gathers sericite mica ore raw material, by manually choosing the sericite mica ore raw material of high-quality, and slightly breaks;
S2, activation: the purity sericite raw material be more than or equal to 95% is put into alumina crucible, roasting a period of time 1h at temperature 800 DEG C, cooling, according to ratio of grinding media to material 5:1, slurry concentration 40%, the condition of sodium hexametaphosphate dispersant consumption 0.7%, under 1000r/min rotating speed, it is 10-20 ��m to diameter with disc type Ball-stirring mill is ground 5 hours, then dries, it is thus achieved that activity sericite;
S3, discolors: activity sericite sericite is put into addition 300ml distilled water in flask, is placed in 80 DEG C of stirred in water bath, be configured to the suspension of 5%, adds HCL solution and regulates pH value to 2.0-2.5, then drips 8%TiCl in the water-bath of 70-80 DEG C4Solution, is simultaneously added dropwise NaOH solution and pH value is kept between 2.0-2.5, be further continued for mixed solution and dripping 30mlTiCl4Solution, filters solution after stirring 30 minutes, washs post-drying;
S4, breaks up: be incubated 2 hours after the powder after drying is placed in 800 DEG C of environment, grinds and breaks up, namely obtain high-temperature wearable sericite pearlescent pigment after cooling.
Embodiment two
The preparation method of a kind of high-temperature wearable sericite pearlescent pigment that the present invention proposes, comprises the following steps:
S1, grinds: gathers sericite mica ore raw material, by manually choosing the sericite mica ore raw material of high-quality, and slightly breaks;
S2, activation: the purity sericite raw material be more than or equal to 95% is put into alumina crucible, roasting a period of time 1h at temperature 800 DEG C, cooling, according to ratio of grinding media to material 5:1, slurry concentration 40%, the condition of sodium hexametaphosphate dispersant consumption 0.7%, under 1000r/min rotating speed, it is 10-20 ��m to diameter with disc type Ball-stirring mill is ground 5 hours, then dries, it is thus achieved that activity sericite;
S3, discolors: activity sericite sericite is put into addition 300ml distilled water in flask, is placed in 80 DEG C of stirred in water bath, be configured to the suspension of 10%, adds HCL solution and regulates pH value to 2.0-2.5, then drips 9%TiCl in the water-bath of 70-80 DEG C4Solution, is simultaneously added dropwise NaOH solution and pH value is kept between 2.0-2.5, be further continued for mixed solution and dripping 30mlTiCl4Solution, filters solution after stirring 30 minutes, washs post-drying;
S4, breaks up: be incubated 1 hour after the powder after drying is placed in 900 DEG C of environment, grinds and breaks up, namely obtain high-temperature wearable sericite pearlescent pigment after cooling.
Embodiment three
The preparation method of a kind of high-temperature wearable sericite pearlescent pigment that the present invention proposes, comprises the following steps:
S1, grinds: gathers sericite mica ore raw material, by manually choosing the sericite mica ore raw material of high-quality, and slightly breaks;
S2, activation: the purity sericite raw material be more than or equal to 95% is put into alumina crucible, roasting a period of time 1h at temperature 800 DEG C, cooling, according to ratio of grinding media to material 5:1, slurry concentration 40%, the condition of sodium hexametaphosphate dispersant consumption 0.7%, under 1000r/min rotating speed, it is 10-20 ��m to diameter with disc type Ball-stirring mill is ground 5 hours, then dries, it is thus achieved that activity sericite;
S3, discolors: activity sericite sericite is put into addition 300ml distilled water in flask, is placed in 80 DEG C of stirred in water bath, be configured to the suspension of 15%, adds HCL solution and regulates pH value to 2.0-2.5, then drips 10%TiCl in the water-bath of 70-80 DEG C4Solution, is simultaneously added dropwise NaOH solution and pH value is kept between 2.0-2.5, be further continued for mixed solution and dripping 30mlTiCl4Solution, filters solution after stirring 30 minutes, washs post-drying;
S4, breaks up: be incubated 2 hours after the powder after drying is placed in 900 DEG C of environment, grinds and breaks up, namely obtain high-temperature wearable sericite pearlescent pigment after cooling.
Embodiment four
The preparation method of a kind of high-temperature wearable sericite pearlescent pigment that the present invention proposes, comprises the following steps:
S1, grinds: gathers sericite mica ore raw material, by manually choosing the sericite mica ore raw material of high-quality, and slightly breaks;
S2, activation: the purity sericite raw material be more than or equal to 95% is put into alumina crucible, roasting a period of time 1h at temperature 800 DEG C, cooling, according to ratio of grinding media to material 5:1, slurry concentration 40%, the condition of sodium hexametaphosphate dispersant consumption 0.7%, under 1000r/min rotating speed, it is 10-20 ��m to diameter with disc type Ball-stirring mill is ground 5 hours, then dries, it is thus achieved that activity sericite;
S3, discolors: activity sericite sericite is put into addition 300ml distilled water in flask, is placed in 80 DEG C of stirred in water bath, be configured to the suspension of 20%, adds HCL solution and regulates pH value to 2.0-2.5, then drips 11%TiCl in the water-bath of 70-80 DEG C4Solution, is simultaneously added dropwise NaOH solution and pH value is kept between 2.0-2.5, be further continued for mixed solution and dripping 30mlTiCl4Solution, filters solution after stirring 30 minutes, washs post-drying;
S4, breaks up: be incubated 1-2 hour after the powder after drying is placed in 800-900 DEG C of environment, grinds and breaks up, namely obtain high-temperature wearable sericite pearlescent pigment after cooling.
Embodiment five
The preparation method of a kind of high-temperature wearable sericite pearlescent pigment that the present invention proposes, comprises the following steps:
S1, grinds: gathers sericite mica ore raw material, by manually choosing the sericite mica ore raw material of high-quality, and slightly breaks;
S2, activation: the purity sericite raw material be more than or equal to 95% is put into alumina crucible, roasting a period of time 1h at temperature 800 DEG C, cooling, according to ratio of grinding media to material 5:1, slurry concentration 40%, the condition of sodium hexametaphosphate dispersant consumption 0.7%, under 1000r/min rotating speed, it is 10-20 ��m to diameter with disc type Ball-stirring mill is ground 5 hours, then dries, it is thus achieved that activity sericite;
S3, discolors: activity sericite sericite is put into addition 300ml distilled water in flask, is placed in 80 DEG C of stirred in water bath, be configured to the suspension of 25%, adds HCL solution and regulates pH value to 2.0-2.5, then drips 12%TiCl in the water-bath of 70-80 DEG C4Solution, is simultaneously added dropwise NaOH solution and pH value is kept between 2.0-2.5, be further continued for mixed solution and dripping 30mlTiCl4Solution, filters solution after stirring 30 minutes, washs post-drying;
S4, breaks up: be incubated 1.5 hours after the powder after drying is placed in 850 DEG C of environment, grinds and breaks up, namely obtain high-temperature wearable sericite pearlescent pigment after cooling.
The above; it is only the present invention preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; any those familiar with the art is in the technical scope that the invention discloses; it is equal to replacement according to technical scheme and inventive concept thereof or is changed, all should be encompassed within protection scope of the present invention.
Claims (4)
1. the preparation method of a high-temperature wearable sericite pearlescent pigment, it is characterised in that comprise the following steps:
S1, grinds: gathers sericite mica ore raw material, by manually choosing the sericite mica ore raw material of high-quality, and slightly breaks;
S2, activation: the purity sericite raw material be more than or equal to 95% is put into alumina crucible, roasting a period of time 1h at temperature 800 DEG C, cooling, according to ratio of grinding media to material 5:1, slurry concentration 40%, the condition of sodium hexametaphosphate dispersant consumption 0.7%, under 1000r/min rotating speed, it is 10-20 ��m to diameter with disc type Ball-stirring mill is ground 5 hours, then dries, it is thus achieved that activity sericite;
S3, discolors: activity sericite sericite is put into addition 300ml distilled water in flask, is placed in 80 DEG C of stirred in water bath, be configured to the suspension of 5-25%, adds HCL solution and regulates pH value to 2.0-2.5, then drips 8-12%TiCl in the water-bath of 70-80 DEG C4Solution, is simultaneously added dropwise NaOH solution and pH value is kept between 2.0-2.5, be further continued for mixed solution and dripping 30mlTiCl4Solution, filters solution after stirring 30 minutes, washs post-drying;
S4, breaks up: be incubated 1-2 hour after the powder after drying is placed in 800-900 DEG C of environment, grinds and breaks up, namely obtain high-temperature wearable sericite pearlescent pigment after cooling.
2. the preparation method of a kind of high-temperature wearable sericite pearlescent pigment according to claim 1, it is characterised in that described sericite mica ore raw material adopts sericite concentrate, and Ore purity is not less than 85%.
3. the preparation method of a kind of high-temperature wearable sericite pearlescent pigment according to claim 1, it is characterised in that described dry and drying operation all carries out in electric drying oven with forced convection.
4. the preparation method of a kind of high-temperature wearable sericite pearlescent pigment according to claim 1, it is characterised in that described in the process discolored, after first filtering, powder washing is to neutral, then carries out drying operation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610072012.4A CN105623317A (en) | 2016-02-02 | 2016-02-02 | Method for preparing high-temperature abrasion-resistant sericite pearlescent pigment |
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| CN201610072012.4A CN105623317A (en) | 2016-02-02 | 2016-02-02 | Method for preparing high-temperature abrasion-resistant sericite pearlescent pigment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107266943A (en) * | 2017-07-24 | 2017-10-20 | 安徽恒昊科技有限公司 | A kind of preparation method of ultrafine mica powder |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1541255A (en) * | 2001-08-10 | 2004-10-27 | 日本光研工业株式会社 | Titanium oxide compsn. having high brilliant color, compsn. comprising coating and cosmetic compsn. and method for their prepn. |
| CN103112867A (en) * | 2013-03-11 | 2013-05-22 | 中国地质大学（北京） | Activating treatment method for sericite |
| CN103849176A (en) * | 2012-11-29 | 2014-06-11 | 陈永煌 | High temperature wear resistant sericite pearlescent pigment |
| CN104031424A (en) * | 2013-03-05 | 2014-09-10 | 吕晓娟 | Mica titanium pearlescent pigment and preparation method thereof |
| WO2014202179A1 (en) * | 2013-06-17 | 2014-12-24 | Merck Patent Gmbh | Transparent, electrically semiconducting interference pigments with high color strength |
-
2016
- 2016-02-02 CN CN201610072012.4A patent/CN105623317A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1541255A (en) * | 2001-08-10 | 2004-10-27 | 日本光研工业株式会社 | Titanium oxide compsn. having high brilliant color, compsn. comprising coating and cosmetic compsn. and method for their prepn. |
| CN103849176A (en) * | 2012-11-29 | 2014-06-11 | 陈永煌 | High temperature wear resistant sericite pearlescent pigment |
| CN104031424A (en) * | 2013-03-05 | 2014-09-10 | 吕晓娟 | Mica titanium pearlescent pigment and preparation method thereof |
| CN103112867A (en) * | 2013-03-11 | 2013-05-22 | 中国地质大学（北京） | Activating treatment method for sericite |
| WO2014202179A1 (en) * | 2013-06-17 | 2014-12-24 | Merck Patent Gmbh | Transparent, electrically semiconducting interference pigments with high color strength |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107266943A (en) * | 2017-07-24 | 2017-10-20 | 安徽恒昊科技有限公司 | A kind of preparation method of ultrafine mica powder |
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Application publication date: 20160601 |