CN108456462A - A kind of aqueous carbon black color paste dispersant and its application in preparing carbon black color paste - Google Patents
A kind of aqueous carbon black color paste dispersant and its application in preparing carbon black color paste Download PDFInfo
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- CN108456462A CN108456462A CN201710096829.XA CN201710096829A CN108456462A CN 108456462 A CN108456462 A CN 108456462A CN 201710096829 A CN201710096829 A CN 201710096829A CN 108456462 A CN108456462 A CN 108456462A
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- carbon black
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D17/00—Pigment pastes, e.g. for mixing in paints
- C09D17/004—Pigment pastes, e.g. for mixing in paints containing an inorganic pigment
- C09D17/005—Carbon black
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Abstract
The invention discloses a kind of aqueous carbon black color paste dispersant and its applications in preparing carbon black color paste.The aqueous carbon black color paste dispersant is applied to prepare aqueous carbon black color paste, the carboxymethyl hemicellulose sodium dispersant is that hemicellulose is modified to obtain, and degree of substitution is 0.8 1.8 using carboxymethyl hemicellulose sodium as dispersant.Carboxymethyl hemicellulose sodium dispersant used is that hemicellulose is modified to obtain in the present invention, is efficiently using for plant resources, and production cost is low, has good degradability；The preparation process of carbon black color paste is simple in the present invention, environmentally protective using water as solvent；For carboxymethyl hemicellulose sodium application of dispersant in preparing carbon black color paste, dispersion performance is good in the present invention, and mill base grain size is small after dispersion, and centrifugal stability is high, has good temperature stability and storage stability；The present invention not only solves the problem that efficiently uses of plant resources, while having obtained a kind of aqueous carbon black color paste, and dispersion performance is excellent, has fabulous social benefit.
Description
Technical field
The present invention is more particularly directed to a kind of aqueous carbon black color paste dispersant and its application in preparing carbon black color paste, belonging to
Work technical field.
Background technology
Hemicellulose is a kind of amorphous substance being present in plant cell wall, and the degree of polymerization is relatively low, hygroscopic swollen, it
Largely it is present in plant, accounts for about the one third of plant resources.As the incident energy shortage of current social development is asked
Topic is on the rise, and the resourceful and renewable of hemicellulose is undoubtedly a kind of good alternative energy source, the utilization of hemicellulose
Exploitation has become an important directions of green industry development.Hemicellulose and its modified product can be widely applied to medicine, material
The fields such as material, food have great Exploitative potential and market value.
Carboxymethyl hemicellulose sodium is a kind of straight chain, water-soluble high-molecular material, and half is overcome after half-and-half cellulose modified
The defects of cellulosic structure is complicated, poorly water-soluble, has a good water solubility, aqueous solution have emulsification, keep moisture, at
The effects that film, bonding, thickening, colloid protection, industrial use is very extensive.Carbon black is a kind of important industrial chemicals, and most
Important black pigment colorant.Carbon black primary partical grain size is small, large specific surface area, has very high surface energy, carbon black particle
Easily it is gathered into larger particle, it is difficult to be stably dispersed in water-based system, cause the use limitation of carbon black.As environment is protected
The increasingly requirement of shield, the stability of carbon black dispersion are increasingly taken seriously, and enhancing carbon black hydrophily improves point of carbon black in water
Dissipating stability, oneself becomes the target that industry is made great efforts.The shortcomings that in order to overcome carbon black color paste difficulty to disperse, suitable dispersant is selected to be
It is vital.
Invention content
The main purpose of the present invention is to provide a kind of aqueous carbon black color paste dispersant and its in preparing carbon black color paste
Using with overcome the deficiencies in the prior art.
For realization aforementioned invention purpose, the technical solution adopted by the present invention includes：
An embodiment of the present invention provides a kind of aqueous carbon black color paste dispersants to be answered using carboxymethyl hemicellulose sodium as dispersant
It is used to prepare aqueous carbon black color paste, the carboxymethyl hemicellulose sodium dispersant is that hemicellulose is modified to obtain, and degree of substitution is
0.8-1.8。
Preferably, the degree of substitution for the carboxymethyl hemicellulose sodium dispersant that hemicellulose is modified is 1.5.
Preferably, the aqueous carbon black color paste is made of the material composition of following weight parts：Carboxymethyl hemicellulose sodium point
1-6 parts of powder, 10-28 parts of carbon black, 75-89 parts of water.
Preferably, the aqueous carbon black color paste is made of the material composition of following weight parts：Carboxymethyl hemicellulose sodium point
2 parts of powder, 13 parts of carbon black, 85 parts of water.
Preferably, the particle size carbon black is 0.5-20 μm.
Preferably, carboxymethyl hemicellulose sodium dispersant is weighed by weight, is allowed to completely dissolve in water, while stirring
Carbon black is added, then, ball milling disperses 60-120min, rotational speed of ball-mill 600-950r/min, and aqueous carbon black color paste is made.
Preferably, the grain size of aqueous carbon black color paste obtained is 0.16-0.34 μm, viscosity 17-32mPa.s, and pH value is
6.8-8.5。
Preferably, the centrifugal stability of carbon black color paste obtained can reach 70-86.5%.
Compared with prior art, advantages of the present invention includes：
（1）Carboxymethyl hemicellulose sodium dispersant used is that hemicellulose is modified to obtain in the present invention, is the effective of plant resources
It utilizes, production cost is low, has good degradability；
（2）The preparation process of carbon black color paste is simple in the present invention, environmentally protective using water as solvent；
（3）For carboxymethyl hemicellulose sodium application of dispersant in preparing carbon black color paste, dispersion performance is good in the present invention, color after dispersion
It is small to starch grain size, centrifugal stability is high, has good temperature stability and storage stability；
In short, carboxymethyl hemicellulose sodium dispersant and its in the application for preparing carbon black color paste, not only solves plant resources
Problem is efficiently used, while having obtained a kind of aqueous carbon black color paste, dispersion performance is excellent, has fabulous social benefit.
Specific implementation mode
In view of deficiency in the prior art, inventor is able to propose the present invention's through studying for a long period of time and largely putting into practice
Technical solution.The technical solution, its implementation process and principle etc. will be further explained as follows.
The one side of the embodiment of the present invention provides a kind of aqueous carbon black color paste dispersant, with carboxymethyl hemicellulose
Sodium is dispersant, be applied to prepare aqueous carbon black color paste, and the carboxymethyl hemicellulose sodium dispersant is modified for hemicellulose
It arrives, degree of substitution 0.8-1.8.
Preferably, the degree of substitution for the carboxymethyl hemicellulose sodium dispersant that hemicellulose is modified is 1.5.
Preferably, the aqueous carbon black color paste is made of the material composition of following weight parts：Carboxymethyl hemicellulose sodium point
1-6 parts of powder, 10-28 parts of carbon black, 75-89 parts of water.
Preferably, the aqueous carbon black color paste is made of the material composition of following weight parts：Carboxymethyl hemicellulose sodium point
2 parts of powder, 13 parts of carbon black, 85 parts of water.
Preferably, the particle size carbon black is 0.5-20 μm.
Preferably, carboxymethyl hemicellulose sodium dispersant is weighed by weight, is allowed to completely dissolve in water, while stirring
Carbon black is added, then, ball milling disperses 60-120min, rotational speed of ball-mill 600-950r/min, and aqueous carbon black color paste is made.
Preferably, the grain size of aqueous carbon black color paste obtained is 0.16-0.34 μm, viscosity 17-32mPa.s, and pH value is
6.8-8.5。
Preferably, the centrifugal stability of carbon black color paste obtained can reach 70-86.5%.
With reference to embodiment, the present invention is further illustrated.
Embodiment one：
Using carboxymethyl hemicellulose sodium as dispersant, weighs dispersant and be dissolved completely in deionized water, charcoal is added while stirring
Black, ball milling disperses 60min, rotational speed of ball-mill 600r/min, and aqueous carbon black color paste is made.
The carboxymethyl hemicellulose sodium is that hemicellulose is modified to obtain, degree of substitution 1.3；
The carbon black industry product, grain size are 0.5-20 μm；
Parts by weight shared by the carboxymethyl hemicellulose sodium dispersant are 1 part；
Parts by weight shared by the carbon black are 10 parts.
Embodiment two：
Using carboxymethyl hemicellulose sodium as dispersant, weighs dispersant and be dissolved completely in deionized water, charcoal is added while stirring
Black, ball milling disperses 90min, rotational speed of ball-mill 600r/min, and aqueous carbon black color paste is made.
The carboxymethyl hemicellulose sodium is that hemicellulose is modified to obtain, degree of substitution 1.3；
The carbon black industry product, grain size are 0.5-20 μm；
Parts by weight shared by the carboxymethyl hemicellulose sodium dispersant are 2 parts；
Parts by weight shared by the carbon black are 15 parts.
Embodiment three：
Using carboxymethyl hemicellulose sodium as dispersant, weighs dispersant and be dissolved completely in deionized water, charcoal is added while stirring
Black, ball milling disperses 90min, rotational speed of ball-mill 700r/min, and aqueous carbon black color paste is made.
The carboxymethyl hemicellulose sodium is that hemicellulose is modified to obtain, degree of substitution 1.3；
The carbon black industry product, grain size are 0.5-20 μm；
Parts by weight shared by the carboxymethyl hemicellulose sodium dispersant are 3 parts；
Parts by weight shared by the carbon black are 20 parts.
Example IV：
Using carboxymethyl hemicellulose sodium as dispersant, weighs dispersant and be dissolved completely in deionized water, charcoal is added while stirring
Black, ball milling disperses 120min, rotational speed of ball-mill 800r/min, and aqueous carbon black color paste is made.
The carboxymethyl hemicellulose sodium is that hemicellulose is modified to obtain, degree of substitution 1.3；
The carbon black industry product, grain size are 0.5-20 μm；
Parts by weight shared by the carboxymethyl hemicellulose sodium dispersant are 4 parts；
Parts by weight shared by the carbon black are 25 parts.
Embodiment five：
Using carboxymethyl hemicellulose sodium as dispersant, weighs dispersant and be dissolved completely in deionized water, charcoal is added while stirring
Black, ball milling disperses 120min, rotational speed of ball-mill 900r/min, and aqueous carbon black color paste is made.
The carboxymethyl hemicellulose sodium is that hemicellulose is modified to obtain, degree of substitution 1.3；
The carbon black industry product, grain size are 0.5-20 μm；
Parts by weight shared by the carboxymethyl hemicellulose sodium dispersant are 5 parts；
Parts by weight shared by the carbon black are 25 parts.
Embodiment six：
Using carboxymethyl hemicellulose sodium as dispersant, weighs dispersant and be dissolved completely in deionized water, charcoal is added while stirring
Black, ball milling disperses 90min, rotational speed of ball-mill 700r/min, and aqueous carbon black color paste is made.
The carboxymethyl hemicellulose sodium is that hemicellulose is modified to obtain, degree of substitution 1.3；
The carbon black industry product, grain size are 0.5-20 μm；
Parts by weight shared by the carboxymethyl hemicellulose sodium dispersant are 2 parts；
Parts by weight shared by the carbon black are 15 parts.
Embodiment seven：
Using carboxymethyl hemicellulose sodium as dispersant, weighs dispersant and be dissolved completely in deionized water, charcoal is added while stirring
Black, ball milling disperses 80min, rotational speed of ball-mill 700r/min, and aqueous carbon black color paste is made.
The carboxymethyl hemicellulose sodium is that hemicellulose is modified to obtain, degree of substitution 1.3；
The carbon black industry product, grain size are 0.5-15 μm；
Parts by weight shared by the carboxymethyl hemicellulose sodium dispersant are 2 parts；
Parts by weight shared by the carbon black are 16 parts.
Embodiment eight：
Using carboxymethyl hemicellulose sodium as dispersant, weighs dispersant and be dissolved completely in deionized water, charcoal is added while stirring
Black, ball milling disperses 110min, rotational speed of ball-mill 900r/min, and aqueous carbon black color paste is made.
The carboxymethyl hemicellulose sodium is that hemicellulose is modified to obtain, degree of substitution 1.2；
The carbon black industry product, grain size are 0.5-20 μm；
Parts by weight shared by the carboxymethyl hemicellulose sodium dispersant are 5 parts；
Parts by weight shared by the carbon black are 22 parts.
Embodiment nine：
Using carboxymethyl hemicellulose sodium as dispersant, weighs dispersant and be dissolved completely in deionized water, charcoal is added while stirring
Black, ball milling disperses 100min, rotational speed of ball-mill 800r/min, and aqueous carbon black color paste is made.
The carboxymethyl hemicellulose sodium is that hemicellulose is modified to obtain, degree of substitution 1.3；
The carbon black industry product, grain size are 0.5-20 μm；
Parts by weight shared by the carboxymethyl hemicellulose sodium dispersant are 5 parts；
Parts by weight shared by the carbon black are 25 parts.
Embodiment ten：
Using carboxymethyl hemicellulose sodium as dispersant, weighs dispersant and be dissolved completely in deionized water, charcoal is added while stirring
Black, ball milling disperses 95min, rotational speed of ball-mill 750r/min, and aqueous carbon black color paste is made.
The carboxymethyl hemicellulose sodium is that hemicellulose is modified to obtain, degree of substitution 1.3；
The carbon black industry product, grain size are 0.5-20 μm；
Parts by weight shared by the carboxymethyl hemicellulose sodium dispersant are 3 parts；
Parts by weight shared by the carbon black are 18 parts.
The aqueous carbon black color paste dispersant of the present invention and its application in preparing carbon black color paste, production cost is low, green ring
It protects, carboxymethyl hemicellulose sodium dispersion performance in carbon black color paste is good, and carbon black color paste grain size is small after dispersion, and stability is high.
It should be appreciated that the technical concepts and features of above-described embodiment only to illustrate the invention, its object is to allow be familiar with this
The personage of item technology cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all
According to equivalent change or modification made by spirit of the invention, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of aqueous carbon black color paste dispersant, it is characterised in that using carboxymethyl hemicellulose sodium as dispersant, be applied to prepare
Aqueous carbon black color paste, the carboxymethyl hemicellulose sodium dispersant are that hemicellulose is modified to obtain, degree of substitution 0.8-1.8.
2. aqueous carbon black color paste dispersant according to claim 1, which is characterized in that the carboxylic first that hemicellulose is modified
The degree of substitution of base hemicellulose sodium dispersant is 1.5.
3. aqueous carbon black color paste dispersant according to claim 1, which is characterized in that the aqueous carbon black color paste is by following
The material composition of parts by weight forms：1-6 parts of carboxymethyl hemicellulose sodium dispersant, 10-28 parts of carbon black, 75-89 parts of water.
4. aqueous carbon black color paste dispersant according to claim 1, which is characterized in that the aqueous carbon black color paste is by following
The material composition of parts by weight forms：2 parts of carboxymethyl hemicellulose sodium dispersant, 13 parts of carbon black, 85 parts of water.
5. aqueous carbon black color paste dispersant according to claim 4, which is characterized in that the particle size carbon black is 0.5-20 μ
m。
6. aqueous carbon black color paste dispersant according to claim 1, which is characterized in that weigh carboxymethyl half fiber by weight
The plain sodium dispersant of dimension, is allowed to completely dissolve in water, carbon black is added while stirring, and then, ball milling disperses 60-120min, ball milling
Rotating speed is 600-950r/min, and aqueous carbon black color paste is made.
7. aqueous carbon black color paste dispersant according to claim 6, which is characterized in that the grain of aqueous carbon black color paste obtained
Diameter is 0.16-0.34 μm, viscosity 17-32mPa.s, pH value 6.8-8.5.
8. aqueous carbon black color paste dispersant according to claim 6, which is characterized in that the centrifugation of carbon black color paste obtained is steady
It is qualitative to can reach 70-86.5%.
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| CN201710096829.XA CN108456462A (en) | 2017-02-22 | 2017-02-22 | A kind of aqueous carbon black color paste dispersant and its application in preparing carbon black color paste |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112552713A (en) * | 2021-01-08 | 2021-03-26 | 浙江理工大学 | Preparation method of carbon black aqueous phase dispersion liquid special for fruit cultivation bag paper |
| CN114804854A (en) * | 2022-05-11 | 2022-07-29 | 株洲火炬安泰新材料有限公司 | AZO target and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105368160A (en) * | 2015-12-23 | 2016-03-02 | 河北科技大学 | Water-based carbon black color paste dispersing agent and application thereof to preparation of carbon black color paste |
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2017
- 2017-02-22 CN CN201710096829.XA patent/CN108456462A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105368160A (en) * | 2015-12-23 | 2016-03-02 | 河北科技大学 | Water-based carbon black color paste dispersing agent and application thereof to preparation of carbon black color paste |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112552713A (en) * | 2021-01-08 | 2021-03-26 | 浙江理工大学 | Preparation method of carbon black aqueous phase dispersion liquid special for fruit cultivation bag paper |
| CN112552713B (en) * | 2021-01-08 | 2021-12-03 | 浙江理工大学 | Preparation method of carbon black aqueous phase dispersion liquid special for fruit cultivation bag paper |
| CN114804854A (en) * | 2022-05-11 | 2022-07-29 | 株洲火炬安泰新材料有限公司 | AZO target and preparation method thereof |
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Application publication date: 20180828 |