CN207002622U - A kind of irregular carrier-free black sand of coarse grain - Google Patents
A kind of irregular carrier-free black sand of coarse grain Download PDFInfo
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- CN207002622U CN207002622U CN201720935215.1U CN201720935215U CN207002622U CN 207002622 U CN207002622 U CN 207002622U CN 201720935215 U CN201720935215 U CN 201720935215U CN 207002622 U CN207002622 U CN 207002622U
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- black sand
- coarse grain
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- sand
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Abstract
The utility model belongs to chemical staining material technical field, and in particular to a kind of irregular carrier-free black sand of coarse grain.The black sand is irregular particle shape, particle size is 1.0~5.2mm, wherein, in the irregular carrier-free black sand of the coarse grain, the mass percentage content of black sand of the particle size less than 2.36mm is 23.4 ± 1%, the mass percentage content of black sand of the particle size between 2.36mm~4.75mm is 61.7 ± 1%, and the mass percentage content of black sand of the size more than 4.75mm of particle is 14.9 ± 1%.It is hollow-core construction or through-hole structure inside the black sand particle, hollow or through-hole structure reduces the overall proportion of black sand, specific surface area increases, it outside the advantages of that generally black sand possesses such as black with environmental protection, concentration height, color can not be there is the characteristics of dirt, good fluidity, dispersive property are excellent, tinting strength, tinting power is good also.
Description
Technical field
The utility model belongs to chemical staining material technical field, and in particular to a kind of irregular carrier-free black sand of coarse grain.
Background technology
Smalt is generally made up of colouring agent, carrier, dispersant and other auxiliary agents, be widely used in produce it is motley
The product such as fiber, clothes, daily plastic, electric wire and cable, household electrical appliance, agricultural film, auto parts machinery, care appliance.Use
Smalt has advantages below：Pigment is well dispersed, reduces coloring workload, and color and luster is accurate, reduces equipment cleaning expense；It is but existing
There is the particle size of smalt generally in below 2mm, wherein, little particle smalt easily plays dirt in for dyeing course, and dust dissipates
Send out in air, suck body by the personnel of carry out operation, its health is impacted, and existing smalt is usually solid color
Sand, than great, specific surface area is small, it is necessary to which the hot conditions of long period can just be completely melt and play dyeing function, and it is scattered
Property, mobility and coloring it is all not good enough, for some applications more harsh to quality of finished and moulding process requirement, than
Such as in the production process of handicraft, casket, the panel of mobile communication product or shell on the back, existing market various color masterbatch on sale
Grain and smalt can not meet actual application demand.
Utility model content
Based on disadvantages described above, the utility model provides the coarse grain that a kind of particle size is big, proportion is small, specific surface area is big and not advised
Then carrier-free black sand, its particle size are 1.0~5.2mm, and black sand entirety proportion is 1.2~2g/m3, specific surface area is
350~420m2/ g, can be heat-resisting 200~400 DEG C, and melt index is 0.5~2g/10min, with environmental protection, concentration height, color
Outside black the advantages of waiting black sand to be generally configured with, can not there is the characteristics of dirt, good fluidity, dispersive property are excellent, tinting strength, tinting power is good also, and
And during by dyeing dyeing circumstances condition control, moreover it is possible to strengthen surface toughness and the brightness of product to be dyed, so as to from whole
Its quality is improved on body.
To achieve these goals, solution provided by the utility model is as follows：
A kind of irregular carrier-free black sand of coarse grain, it is characterised in that：The irregular carrier-free black sand of the coarse grain is not advise
Then graininess, its particle size have following physical and chemical parameter between 1.0~5.2mm：Proportion 1.85g/m3, it is heat-resisting
200-400 DEG C of scope, melting means coefficient 0.1g/10min, moisture are less than 0.15%.
Further, in the irregular carrier-free black sand of coarse grain that the application provides, particle size is less than 2.36mm's
The mass percentage content of black sand is 23.4 ± 1%, the matter of black sand of the particle size between 2.36mm~4.75mm
It is 61.7 ± 1% to measure degree, and the mass percentage content of black sand of the size more than 4.75mm of particle is
14.9 ± 1%.
Further, in the irregular carrier-free black sand of coarse grain that the application provides, the inside of smalt particle is hollow
Structure or through-hole structure.Preferably, the hollow-core construction inside the irregular carrier-free black sand particle of coarse grain is by circular or ellipse
Cavity is formed.Preferably, the through-hole structure inside the irregular carrier-free black sand particle of coarse grain is circular hole, elliptical aperture, polygon
One kind or its any combination in pore structure.
It is hollow-core construction or through-hole structure inside the black sand particle, wherein hollow-core construction is by black sand as optimization
Closed cavity inside particle or the semiclosed cavity communicated with the external world are formed, and through-hole structure is by through whole black sand particle
Through hole is formed, and hollow or through-hole structure reduces the overall proportion of black sand, specific surface area increase；Possesses the black of this structure
Sand, its proportion are 1.4~2.2g/m3, specific surface area is 350~420m2/ g, can be heat-resisting 200~400 DEG C, melt index 0.5
~2g/10min, outside the advantages of that generally black sand possesses such as black with environmental protection, concentration height, color, can not there is dirt, flowing also
Property it is good, dispersive property is excellent, tinting strength, tinting power is good the characteristics of, and by dyeing when dyeing circumstances condition control, moreover it is possible to enhancing treat
The surface toughness of dyeing articles and brightness, so as to improve its quality on the whole.
Optimize as further, in the irregular carrier-free black sand of coarse grain that the application provides, inside black sand particle
For regular or random hollow-core construction or through-hole structure, the volume of hollow-core construction or through-hole structure accounts for black glue particle volume
35~65%.
Optimize as further, in the irregular carrier-free black sand of coarse grain that the application provides, in black sand particle
The hollow-core construction in portion is made up of circular or oblong cavity, through-hole structure be in circular hole, elliptical aperture, polygonal hole structure wherein
A kind of or its any combination.
The irregular carrier-free black sand of coarse grain provided by the utility model, its advantage are as follows：
(1) black sand is processed as to 1.0~5.2mm random shape particle, compared to below 1mm in existing production technology
Black sand there is simpler crushing process, and be not easy dirt during the black sand use of relative bulky grain, both can be effective
Improve the environment of job shop, moreover it is possible to abundant product type.
(2) hollow or through-hole structure is used inside particle, its proportion is relatively reduced, increases its specific surface area, with
Outside environmental protection, generally black sand is generally configured with the advantages of such as concentration is high, color is black, also excellent with dispersive property, good fluidity coloring
Power is good, the characteristics of, and by dyeing when dyeing circumstances condition control, moreover it is possible to strengthen product to be dyed surface toughness and
Brightness, so as to improve its quality on the whole.
Brief description of the drawings
Fig. 1 is the overall schematic of the irregular carrier-free black sand of coarse grain.
Fig. 2 is the schematic cross-section of the irregular carrier-free black sand boring structure of coarse grain.
Identifier declaration：1 is circular cavity or manhole.
Embodiment
The technical scheme in the embodiment of the utility model is carried out clearly and completely below in conjunction with the utility model accompanying drawing
Description, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole embodiments.It is based on
Embodiment in the utility model, those of ordinary skill in the art are obtained all under the premise of creative work is not made
Other embodiment, belong to the scope of the utility model protection.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment provides a kind of irregular carrier-free black sand of coarse grain, and the black sand is not
Rule particle, its particle size are 1.0~5.2mm, wherein, the mass percent of black sand of the particle size less than 2.36mm contains
Measure as 23.4 ± 1%, the mass percentage content of black sand of the particle size between 2.36mm~4.75mm for 61.7 ±
1%, the mass percentage content of black sand of the size more than 4.75mm of particle is 14.9 ± 1%.Also, the black sand
Particle inside be hollow-core construction, hollow-core construction is circular cavity 1, and the volume of wherein hollow-core construction accounts for black glue particle volume
35~45%.
The irregular carrier-free black sand of coarse grain that the present embodiment provides, it is in uniform sand shape to visually observe its state, without bright
Aobvious impurity, its proportion is 1.7~2.2g/m3, specific surface area is 350~365m2/ g, can be heat-resisting 200~400 DEG C, and melt index is
0.5~0.8g/10min, after melting film forming, its smooth in appearance is fine and smooth, without obvious impurity, meets smalt product inspection standard.
Embodiment 2
As depicted in figs. 1 and 2, the present embodiment provides a kind of irregular carrier-free black sand of coarse grain, and the black sand is not
Rule particle, its particle size are 1.0~5.2mm, wherein, the mass percent of black sand of the particle size less than 2.36mm contains
Measure as 23.4 ± 1%, the mass percentage content of black sand of the particle size between 2.36mm~4.75mm for 61.7 ±
1%, the mass percentage content of black sand of the size more than 4.75mm of particle is 14.9 ± 1%.The black sand
It is through-hole structure inside particle, through-hole structure is manhole 1, and the volume of wherein through-hole structure accounts for the 45 of black glue particle volume
~55%.
The irregular carrier-free black sand of coarse grain that the present embodiment provides, it is in uniform sand shape to visually observe its state, without bright
Aobvious impurity, its proportion is 1.5~1.75g/m3, specific surface area is 365~380m2/ g, can be heat-resisting 200~400 DEG C, melt index
For 1.1~1.3g/10min, after melting film forming, its smooth in appearance is fine and smooth, without obvious impurity, meets smalt product inspection standard.
Embodiment 3
The present embodiment provides a kind of irregular carrier-free black sand of coarse grain, and the black sand is irregular particle, its particle
Size is 1.0~5.2mm, wherein, the mass percentage content of black sand of the particle size less than 2.36mm is 23.4 ± 1%,
The mass percentage content of black sand of the particle size between 2.36mm~4.75mm is 61.7 ± 1%, the granularity of particle
The mass percentage content of black sand of the size more than 4.75mm is 14.9 ± 1%.It is through hole knot inside the particle of the black sand
Structure, through-hole structure are irregular through hole, and the volume of wherein through-hole structure accounts for the 55~65% of black glue particle volume.
The irregular carrier-free black sand of coarse grain that the present embodiment provides, it is in uniform sand shape to visually observe its state, without bright
Aobvious impurity, its proportion is 1.2~1.5g/m3, specific surface area is 380~420m2/ g, can be heat-resisting 200~400 DEG C, and melt index is
1.7~2g/10min, after melting film forming, its smooth in appearance is fine and smooth, without obvious impurity, meets smalt product inspection standard.
Black sand in above-described embodiment 1 to 3, its grain shape, endoporus situation, interior chamber size and black sand integrally contain
Amount, proportion, specific surface area, melt index are as shown in the table：
In above example 1 to 3, the particle of black sand is hollow hollow-core construction in embodiment 1, black in embodiment 2 and 3
The particle of sand is hollow bore structure, wherein, the volume of hollow-core construction accounts for particle volume in black glue particle in embodiment 1 to 3
Ratio increase successively, and the overall proportion of black sand therein is most sequentially reduced, specific surface area increases maximum, melt index successively
Increase successively, and melt index is bigger, the dispersiveness of smalt is better, it is seen then that hollow-core construction accounts for granule in black sand particle
Long-pending ratio is bigger, and its smalt quality is better.
Claims (7)
- A kind of 1. irregular carrier-free black sand of coarse grain, it is characterised in that：The irregular carrier-free black sand of the coarse grain is irregular Graininess, its particle size have following physical and chemical parameter between 1.0~5.2mm：Proportion 1.85g/m3, heat-resisting model 200-400 DEG C, melting means coefficient 0.1g/10min is enclosed, moisture is less than 0.15%.
- 2. the irregular carrier-free black sand of coarse grain according to claim 1, it is characterised in that：In the irregular no-load of the coarse grain In body black sand, particle size less than 2.36mm black sand mass percentage content be 23.4 ± 1%, particle size between The mass percentage content of black sand between 2.36mm~4.75mm is 61.7 ± 1%, and the size of particle is more than The mass percentage content of 4.75mm black sand is 14.9 ± 1%.
- 3. the irregular carrier-free black sand of coarse grain according to claim 1, it is characterised in that：The irregular no-load of coarse grain It is hollow-core construction or through-hole structure inside the particle of body black sand.
- 4. the irregular carrier-free black sand of coarse grain according to claim 3, it is characterised in that：The irregular no-load of coarse grain Hollow-core construction inside body black sand particle is made up of circular or oblong cavity.
- 5. the irregular carrier-free black sand of coarse grain according to claim 4, it is characterised in that：The irregular no-load of coarse grain Through-hole structure inside body black sand particle is circular hole, elliptical aperture, the one of which in polygonal hole structure or its any combination.
- 6. the irregular carrier-free black sand of coarse grain according to claim 4 or 5, it is characterised in that：The hollow-core construction or The volume of through-hole structure accounts for the 35~65% of the irregular carrier-free black sand particle overall volume of the coarse grain.
- 7. the irregular carrier-free black sand of coarse grain according to claim 4 or 5, it is characterised in that：The hollow-core construction by Closed cavity inside black sand particle or the semiclosed cavity communicated with the external world are formed, and the through-hole structure is by through whole black The through hole of smalt particle is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720935215.1U CN207002622U (en) | 2017-07-31 | 2017-07-31 | A kind of irregular carrier-free black sand of coarse grain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720935215.1U CN207002622U (en) | 2017-07-31 | 2017-07-31 | A kind of irregular carrier-free black sand of coarse grain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207002622U true CN207002622U (en) | 2018-02-13 |
Family
ID=61457690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720935215.1U Active CN207002622U (en) | 2017-07-31 | 2017-07-31 | A kind of irregular carrier-free black sand of coarse grain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207002622U (en) |
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2017
- 2017-07-31 CN CN201720935215.1U patent/CN207002622U/en active Active
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