CN105482515A - Low-reflectivity aluminum pigment - Google Patents
Low-reflectivity aluminum pigment Download PDFInfo
- Publication number
- CN105482515A CN105482515A CN201510929280.9A CN201510929280A CN105482515A CN 105482515 A CN105482515 A CN 105482515A CN 201510929280 A CN201510929280 A CN 201510929280A CN 105482515 A CN105482515 A CN 105482515A
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- China
- Prior art keywords
- parts
- low reflectivity
- aluminium pigment
- low
- reflectivity
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Classifications
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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
- C09C1/62—Metallic pigments or fillers
- C09C1/64—Aluminium
- C09C1/648—Aluminium treated with inorganic and organic, e.g. polymeric, compounds
-
- 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
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- 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
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
-
- 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
- C01P2006/90—Other properties not specified above
Abstract
The invention discloses a low-reflectivity aluminum pigment. The low-reflectivity aluminum pigment is prepared from, by weight, 30-40 parts of micro-sized leafing-type aluminum powder, 20-30 parts of EPDM rubber powder, 0.3-0.5 part of a silane coupling agent, 1-2 parts of vanadium pentoxide, 2-4 parts of cinnamic acid, 3-5 parts of tetraethyl orthosilicate, 1-5 parts of ethyl acetate, 0.5-1 part of chlorinated paraffin, 15-20 parts of nano silicon dioxide, 1-2 parts of cinnamon oil, 3-4 parts of flaxseed oil and 0.5-1 part of glycerin monostearate. According to the low-reflectivity aluminum pigment, the infrared emissivity is 0.34-0.38, the solar reflectivity is 0.41-0.46, and the heat preservation effect is good; through scientific formula design and a reasonable technological preparation method, the aluminum pigment has the low reflectivity and emissivity, achieves the good heat preserving and energy saving effects and is wide in market prospect.
Description
Technical field
The present invention relates to pigment art, particularly relate to a kind of low reflectivity aluminium pigment.
Background technology
Metallic pigment are the metallicss with lamellar morphology, its role is to decorate or special process performance gives goods with a kind of metallic color outward appearance for target or feature.The purposes of metallic pigment can be roughly divided into top coat (coating, ink, powder coating etc.) and plastics.In these purposes, make use of the characteristic that metallic pigment are total: high metal luster, high covering power and even thin layers film can be formed.Aluminium powder, Cu-Zn alloy powder and zinc powder are current most widely used metallic pigment.In addition, the factor such as pattern, particle diameter, content also produces larger impact to the reflecting properties of metallic pigment.In highlands and severe cold area, the pigment of low reflecting properties can reduce energy consumption greatly, plays insulation and energy-conservation effect.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of low reflectivity aluminium pigment.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of low reflectivity aluminium pigment, comprise following parts by weight of component: micron order leafing aluminum 30 ~ 40 parts, EPDM rubber powder 20 ~ 30 parts, silane coupling agent 0.3 ~ 0.5 part, Vanadium Pentoxide in FLAKES 1 ~ 2 part, styracin 2 ~ 4 parts, tetraethoxy 3 ~ 5 parts, ethyl acetate 1 ~ 5 part, clorafin 0.5 ~ 1 part, nano silicon 15 ~ 20 parts, Oleum Cinnamomi 1 ~ 2 part, linseed oil 3 ~ 4 parts, glyceryl monostearate 0.5 ~ 1 part.
In a preferred embodiment of the present invention, the particle diameter of described aluminium powder is 15 ~ 25 μm.
In a preferred embodiment of the present invention, the particle diameter of described EPDM rubber powder is 150 μm ~ 5mm.
For solving the problems of the technologies described above, another technical solution used in the present invention is: the preparation method providing a kind of low reflectivity aluminium pigment, comprises the steps:
(1) material process: the micron order leafing aluminum and the EPDM rubber powder that take formula ratio are placed in mixed grinding 30 ~ 60min in ball mill, then being stirred by grinding mixture is dissolved in ethanol, add silane coupling agent and tetraethoxy again, limit edged stirs, after adding at 50 ~ 55 DEG C stirring reaction 4 ~ 5h, suction filtration, use absolute ethanol washing, vacuum-drying;
(2) mixing of materials: add the styracin of formula ratio, ethyl acetate and ethanol in proper amount in the material in step (1) after process, heated and stirred refluxes, formula ratio Vanadium Pentoxide in FLAKES, clorafin, nano silicon part, Oleum Cinnamomi is added again after washing drying, linseed oil and glyceryl monostearate, mixing and stirring;
(3) crushed after being dried, obtains finished product.
In a preferred embodiment of the present invention, in described step (1), the median size of the mixture after described grinding is 10 ~ 50nm.
In a preferred embodiment of the present invention, in described step (2), the condition of described heated and stirred backflow is: Heating temperature 70 ~ 90 DEG C, return time 1 ~ 2h.
In a preferred embodiment of the present invention, in described step (3), the finished product grain size after described pulverizing is 50 ~ 85nm.
The invention has the beneficial effects as follows: a kind of low reflectivity aluminium pigment of the present invention, by formulating of recipe and the rational its preparation process of science, makes aluminium pigment possess lower reflection and emitting performance, play good insulation and energy-saving effect, wide market.
Embodiment
Below preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
The embodiment of the present invention comprises:
Embodiment 1
A kind of low reflectivity aluminium pigment, comprise following parts by weight of component: EPDM rubber powder 20 parts, silane coupling agent 0.3 part, Vanadium Pentoxide in FLAKES 1 part, styracin 2 parts, tetraethoxy 3 parts, ethyl acetate 1 part, clorafin 0.5 part, nano silicon 15 parts, Oleum Cinnamomi 1 part that the micron order leafing aluminum 30 parts that particle diameter is 15 ~ 25 μm, particle diameter are 150 μm ~ 5mm, linseed oil 3 parts, glyceryl monostearate 0.5 part.
The preparation method of above-mentioned low reflectivity aluminium pigment, comprises the steps:
(1) material process: the micron order leafing aluminum and the EPDM rubber powder that take formula ratio are placed in mixed grinding 30 ~ 60min in ball mill, the median size of mixture is made to reach 10 ~ 50nm, then being stirred by grinding mixture is dissolved in ethanol, add silane coupling agent and tetraethoxy again, stir with the speed limit edged of 5 ~ 10ml/min, after adding at 50 ~ 55 DEG C stirring reaction 4 ~ 5h, suction filtration, with absolute ethanol washing, vacuum-drying, obtains the material after processing for subsequent use;
(2) mixing of materials: add the styracin of formula ratio, ethyl acetate and ethanol in proper amount in the material in step (1) after process, stirring and refluxing 1 ~ 2h at 70 ~ 90 DEG C, then drying is washed, add formula ratio Vanadium Pentoxide in FLAKES, clorafin, nano silicon part, Oleum Cinnamomi again, linseed oil and glyceryl monostearate, mix and blend 3 ~ 4h is to even;
(3) pulverize after the dry materials after above-mentioned stirring, obtain the finished product low reflectivity aluminium pigment that particle diameter is 50 ~ 85nm.
Embodiment 2
A kind of low reflectivity aluminium pigment, comprise following parts by weight of component: EPDM rubber powder 30 parts, silane coupling agent 0.5 part, Vanadium Pentoxide in FLAKES 2 parts, styracin 4 parts, tetraethoxy 5 parts, ethyl acetate 5 parts, clorafin 1 part, nano silicon 20 parts, Oleum Cinnamomi 2 parts that the micron order leafing aluminum 40 parts that particle diameter is 15 ~ 25 μm, particle diameter are 150 μm ~ 5mm, linseed oil 4 parts, glyceryl monostearate 1 part.
Preparation method is with embodiment 1.
The low reflectivity aluminium pigment that aforesaid method obtains, be 0.34 ~ 0.38 to infrared emittance, solar reflectance is 0.41 ~ 0.46, namely the performance of the low reflection of low transmitting is possessed, by simulation cold district environment, this is pigment coated carries out heat preservation property test, and when finding balance, relative temperature drop reaches 6 DEG C, and heat insulation effect is good.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (7)
1. one kind low reflectivity aluminium pigment, it is characterized in that, comprise following parts by weight of component: micron order leafing aluminum 30 ~ 40 parts, EPDM rubber powder 20 ~ 30 parts, silane coupling agent 0.3 ~ 0.5 part, Vanadium Pentoxide in FLAKES 1 ~ 2 part, styracin 2 ~ 4 parts, tetraethoxy 3 ~ 5 parts, ethyl acetate 1 ~ 5 part, clorafin 0.5 ~ 1 part, nano silicon 15 ~ 20 parts, Oleum Cinnamomi 1 ~ 2 part, linseed oil 3 ~ 4 parts, glyceryl monostearate 0.5 ~ 1 part.
2. low reflectivity aluminium pigment according to claim 1, is characterized in that, the particle diameter of described aluminium powder is 15 ~ 25 μm.
3. low reflectivity aluminium pigment according to claim 1, is characterized in that, the particle diameter of described EPDM rubber powder is 150 μm ~ 5mm.
4. the preparation method of the low reflectivity aluminium pigment according to any one of Claims 1-4, is characterized in that, comprise the steps:
(1) material process: the micron order leafing aluminum and the EPDM rubber powder that take formula ratio are placed in mixed grinding 30 ~ 60min in ball mill, then being stirred by grinding mixture is dissolved in ethanol, add silane coupling agent and tetraethoxy again, limit edged stirs, after adding at 50 ~ 55 DEG C stirring reaction 4 ~ 5h, suction filtration, use absolute ethanol washing, vacuum-drying;
(2) mixing of materials: add the styracin of formula ratio, ethyl acetate and ethanol in proper amount in the material in step (1) after process, heated and stirred refluxes, formula ratio Vanadium Pentoxide in FLAKES, clorafin, nano silicon part, Oleum Cinnamomi is added again after washing drying, linseed oil and glyceryl monostearate, mixing and stirring;
(3) crushed after being dried, obtains finished product.
5. the preparation method of low reflectivity aluminium pigment according to claim 4, is characterized in that, in described step (1), the median size of the mixture after described grinding is 10 ~ 50nm.
6. the preparation method of low reflectivity aluminium pigment according to claim 4, is characterized in that, in described step (2), the condition of described heated and stirred backflow is: Heating temperature 70 ~ 90 DEG C, return time 1 ~ 2h.
7. the preparation method of low reflectivity aluminium pigment according to claim 4, is characterized in that, in described step (3), the finished product grain size after described pulverizing is 50 ~ 85nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510929280.9A CN105482515A (en) | 2015-12-15 | 2015-12-15 | Low-reflectivity aluminum pigment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510929280.9A CN105482515A (en) | 2015-12-15 | 2015-12-15 | Low-reflectivity aluminum pigment |
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| CN105482515A true CN105482515A (en) | 2016-04-13 |
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| CN201510929280.9A Pending CN105482515A (en) | 2015-12-15 | 2015-12-15 | Low-reflectivity aluminum pigment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107805411A (en) * | 2017-10-18 | 2018-03-16 | 安徽天易金属新材料有限公司 | A kind of high brightness based aluminum pigment and preparation method thereof |
| CN114752263A (en) * | 2022-04-12 | 2022-07-15 | 山东大学 | Low-dielectric low-infrared-emissivity coating and preparation method and application thereof |
| US20230041708A1 (en) * | 2021-07-28 | 2023-02-09 | Ford Global Technologies, Llc | High thermal tolerance shield |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103965796A (en) * | 2013-09-04 | 2014-08-06 | 杨学荣 | Formaldehyde-free wood adhesive film |
| CN104341801A (en) * | 2014-09-29 | 2015-02-11 | 合肥旭阳铝颜料有限公司 | Fireproof aluminum pigment and preparation method thereof |
| CN104371408A (en) * | 2014-10-27 | 2015-02-25 | 合肥旭阳铝颜料有限公司 | Luminous aluminum pigment for water-based paint and preparation method of luminous aluminum pigment |
-
2015
- 2015-12-15 CN CN201510929280.9A patent/CN105482515A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103965796A (en) * | 2013-09-04 | 2014-08-06 | 杨学荣 | Formaldehyde-free wood adhesive film |
| CN104341801A (en) * | 2014-09-29 | 2015-02-11 | 合肥旭阳铝颜料有限公司 | Fireproof aluminum pigment and preparation method thereof |
| CN104371408A (en) * | 2014-10-27 | 2015-02-25 | 合肥旭阳铝颜料有限公司 | Luminous aluminum pigment for water-based paint and preparation method of luminous aluminum pigment |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107805411A (en) * | 2017-10-18 | 2018-03-16 | 安徽天易金属新材料有限公司 | A kind of high brightness based aluminum pigment and preparation method thereof |
| US20230041708A1 (en) * | 2021-07-28 | 2023-02-09 | Ford Global Technologies, Llc | High thermal tolerance shield |
| US11691576B2 (en) * | 2021-07-28 | 2023-07-04 | Ford Global Technologies, Llc | High thermal tolerance shield |
| CN114752263A (en) * | 2022-04-12 | 2022-07-15 | 山东大学 | Low-dielectric low-infrared-emissivity coating and preparation method and application thereof |
| CN114752263B (en) * | 2022-04-12 | 2023-02-28 | 山东大学 | Low-dielectric low-infrared-emissivity coating and preparation method and application thereof |
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Application publication date: 20160413 |
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