CN108017930A - A kind of food packaging pigment dispersion is red and preparation method - Google Patents
A kind of food packaging pigment dispersion is red and preparation method Download PDFInfo
- Publication number
- CN108017930A CN108017930A CN201610959477.1A CN201610959477A CN108017930A CN 108017930 A CN108017930 A CN 108017930A CN 201610959477 A CN201610959477 A CN 201610959477A CN 108017930 A CN108017930 A CN 108017930A
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- China
- Prior art keywords
- red
- pigment
- food packaging
- auxiliary agent
- minutes
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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
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B29/00—Monoazo dyes prepared by diazotising and coupling
- C09B29/10—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group
- C09B29/18—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group ortho-Hydroxy carbonamides
- C09B29/20—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group ortho-Hydroxy carbonamides of the naphthalene series
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
- C09B67/0079—Azoic dyestuff preparations
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
- C09B67/008—Preparations of disperse dyes or solvent dyes
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
Abstract
The present invention provides a kind of food packaging pigment dispersion is red, it includes following components in percentage by weight：Red base 10 15%；Azoic coupling component 20 25%；Hydrochloric acid 20 25%；Sodium nitrite 2 5%；Liquid caustic soda 30 35%；Glacial acetic acid 1 3%；Pigment auxiliary agent 1 5%；Sodium acetate 1 2%.Present invention also offers a kind of red preparation method of food packaging pigment dispersion.The present invention can solve the problems, such as that paratonere can not achieve that gloss is bright-coloured, tinting strength, tinting power is high and good dispersion is taken into account in the prior art.
Description
Technical field
It is red and prepare in particular to a kind of food packaging pigment dispersion the present invention relates to pigment technology field
Method.
Background technology
For pigment as a kind of using quite varied coloring material, it is mainly used in coating, ink, printing and dyeing, plastics system
The industries such as product, papermaking, rubber and ceramics, with the fast development of downstream industry, constantly expand the demand of pigment.
Traditional paratonere is in the industry using more, and with the development of technology, and more and more paratoneres are in food
It there has also been certain application in packaging.In packaging for foodstuff, pigment except need to reach gloss is bright-coloured and the high requirement of tinting strength, tinting power it
Outside, it is also necessary to ensure the requirement of good dispersion, and current paratonere also there is shortcoming can't reach in other words in these areas
To the purpose taken into account.
The content of the invention
In consideration of it, the present invention provides a kind of food packaging pigment dispersion is red and preparation method, it is intended to solves existing
Paratonere can not achieve the problem of gloss is bright-coloured, tinting strength, tinting power is high and good dispersion is taken into account in technology.
For this reason, the present invention provides a kind of food packaging pigment dispersion is red, it includes the group of following percentage by weight
Point：
Further, above-mentioned food packaging pigment dispersion red packet includes following components in percentage by weight：Red base 12-
13%；Azoic coupling component 22-23%；Hydrochloric acid 22-23%；Sodium nitrite 3-4%；Liquid caustic soda 32-33%；Glacial acetic acid 2-3%；Pigment auxiliary agent 2-
4%；Sodium acetate 1-1.5%.
Further, above-mentioned food packaging pigment dispersion red packet includes following components in percentage by weight：Red base
12.5%；Azoic coupling component 22.5%；Hydrochloric acid 22.5%；Sodium nitrite 3.5%；Liquid caustic soda 32.5%；Glacial acetic acid 2.5%；Pigment auxiliary agent
3%；Sodium acetate 1%.
Further, the trade mark of above-mentioned red base is KD, and azoic coupling component is azoic coupling component AS-CA.
Further, above-mentioned pigment auxiliary agent includes the first pigment auxiliary agent and the second pigment auxiliary agent, both proportionings are 5.5:
4.5。
A kind of red preparation method of above-mentioned food packaging pigment dispersion, it comprises the following steps：
1) preparation of diazo reaction：
The water of determined volume is added, red base is added and is beaten 50-60 minutes, add hydrochloric acid dissolved clarification, be cooled to 0-8 DEG C, volume
It is 1.5-2 times of original vol water at this time, rapidly joins sodium nitrite solution, surveys potassium iodide starch paper in blueness, 30-40 points of stirring
Clock, to the micro- blueness of potassium iodide starch paper, temperature≤10 DEG C, volume is 2-2.5 times of original vol water at this time, and continuous stir 30-40 minutes disappears
Except unnecessary sodium nitrite, pH value 2-3, temperature≤12 DEG C, cooling, volume are at this time 2.5-3 times of original vol water, vinegar on the rocks
Acid and sodium acetate solution, pH value 2-3, temperature≤12 DEG C, wait to be coupled；
2) preparation of coupling solution：
The water of determined volume, and liquid caustic soda, pigment auxiliary agent and azoic coupling component are added, stirs 65-70 minutes, is warming up to 80-85 DEG C,
Until azoic coupling component is completely dissolved, stir 25-35 minutes, be cooled to 35-40 DEG C, volume is 2-2.5 times of original vol water at this time, is added
Pigment auxiliary agent is waited to be coupled；
3) coupling reaction：
Coupling solution made from step 2) is added in diazo liquid made from step 1), time control is 60-70 minutes, temperature
Spend for 20-25 DEG C, pH value 2-3, stir 55-65 minutes, be heated to 70-80 DEG C, keep the temperature 55-65 minutes, be cooled to 45-55
DEG C, filtering, is washed to qualification.
Further, the trade mark of above-mentioned red base is KD, and azoic coupling component is azoic coupling component AS-CA.
Further, above-mentioned pigment auxiliary agent includes the first pigment auxiliary agent and the second pigment auxiliary agent, both proportionings are 5.5:
4.5。
Further, above-mentioned steps 1) -3) in, cooling is cooled down by frozen water.
Food packaging pigment dispersion provided by the present invention is red, by described with when preparation method so that institute
Obtain paratonere has the advantages that gloss is bright-coloured, tinting strength, tinting power is high and good dispersion at the same time, so as to efficiently solve in the prior art
Paratonere can not achieve the problem of gloss is bright-coloured, tinting strength, tinting power is high and good dispersion is taken into account.
Embodiment
The exemplary embodiment of the disclosure is described in more detail below.Although show the exemplary implementation of the disclosure
Example, it being understood, however, that may be realized in various forms the disclosure without should be limited by embodiments set forth here.On the contrary,
These embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can completely be communicated to the scope of the present disclosure
Those skilled in the art.
Below for a kind of food packaging pigment dispersion provided in an embodiment of the present invention is red and preparation method.The food bag
Dress pigment dispersion is red to be obtained by following proportioning, and gross weight is in terms of 500KG.
Experiment condition is with reference to the existing determination condition progress for paratonere in the prior art, such as national standard, OK
Described in industry standard, details are not described herein.
According to above-described embodiment it can be seen that, food packaging low aromatic amine paratonere provided by the present invention and preparation side
Method, by described with when preparation method so that obtain paratonere has that gloss is bright-coloured, tinting strength, tinting power is high and dispersed at the same time
The advantages of good, so that efficiently solving paratonere in the prior art can not achieve that gloss is bright-coloured, tinting strength, tinting power is high and good dispersion is simultaneous
The problem of Gu.
The food packaging low aromatic amine paratonere is made by following preparation method, and this method comprises the following steps：
1) preparation of diazo reaction：
Add the water of 3000 liters of determined volume, add red base be beaten 50-60 minutes between random time, add hydrochloric acid
Dissolved clarification, the arbitrary temp being cooled between 0-8 DEG C, volume are at this time any content between 1.5-2 times of original vol water, quickly
Sodium nitrite solution is added, surveys potassium iodide starch paper in blueness, the random time between stirring 30-40 minutes, to potassium iodide starch paper
Micro- blueness, the arbitrary temp between temperature≤10 DEG C, volume is at this time any content between 2-2.5 times of original vol water, continuous
The random time stirred between 30-40 minutes eliminates unnecessary sodium nitrite, arbitrary value of the pH value between 2-3, temperature≤12 DEG C
Between arbitrary temp, cooling, volume is at this time any content between 2.5-3 times of original vol water, acetic acid and acetic acid on the rocks
Sodium solution, arbitrary value of the pH value between 2-3, the arbitrary temp between temperature≤12 DEG C, waits to be coupled；
2) preparation of coupling solution：
The water of addition determined volume, and liquid caustic soda, pigment auxiliary agent and azoic coupling component, the random time between stirring 65-70 minutes,
The arbitrary temp being warming up between 80-85 DEG C, until azoic coupling component is completely dissolved, the random time between stirring 25-35 minutes, cooling
Arbitrary temp between to 35-40 DEG C, volume are at this time any content between 2-2.5 times of original vol water, add pigment and help
Agent is waited to be coupled；
3) coupling reaction：
Coupling solution made from step 2) is added in diazo liquid made from step 1), time control is 60-70 minutes
Between random time, temperature be 20-25 DEG C between arbitrary temp, arbitrary value of the pH value for 2-3 between, stirring 55-65 minutes
Between random time, the arbitrary temp being heated between 70-80 DEG C, insulation 55-65 minutes between random time, be cooled to
Arbitrary temp between 45-55 DEG C, filtering, is washed to qualification.
Wherein, the trade mark of above-mentioned red base is KD, and azoic coupling component is azoic coupling component AS-CA.Above-mentioned pigment auxiliary agent includes the first face
Expect auxiliary agent and the second pigment auxiliary agent, both proportionings are 5.5:4.5.The step 1) -3 of method) in, cooling is dropped by frozen water
Temperature.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and scope.In this way, if these modifications and changes of the present invention belongs to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these modification and variations.
Claims (9)
1. a kind of food packaging pigment dispersion is red, it is characterised in that including following components in percentage by weight：
2. a kind of food packaging pigment dispersion according to claim 1 is red, it is characterised in that including following weight hundred
Divide the component of ratio：Red base 12-13%；Azoic coupling component 22-23%；Hydrochloric acid 22-23%；Sodium nitrite 3-4%；Liquid caustic soda 32-33%；Ice
Acetic acid 2-3%；Pigment auxiliary agent 2-4%；Sodium acetate 1-1.5%.
3. a kind of food packaging pigment dispersion according to claim 2 is red, it is characterised in that including following weight hundred
Divide the component of ratio：Red base 12.5%；Azoic coupling component 22.5%；Hydrochloric acid 22.5%；Sodium nitrite 3.5%；Liquid caustic soda 32.5%；Glacial acetic acid
2.5%；Pigment auxiliary agent 3%；Sodium acetate 1%.
It is 4. red according to a kind of any food packaging pigment dispersions of claim 1-3, it is characterised in that the red
The trade mark of base is KD, and the azoic coupling component is azoic coupling component AS-CA.
It is 5. red according to a kind of any food packaging pigment dispersions of claim 1-3, it is characterised in that the pigment
Auxiliary agent includes the first pigment auxiliary agent and the second pigment auxiliary agent, both proportionings are 5.5:4.5.
A kind of 6. red preparation method of food packaging pigment dispersion as described in claim 1-5 is any, it is characterised in that
Comprise the following steps：
1) preparation of diazo reaction：
The water of determined volume is added, red base is added and is beaten 50-60 minutes, add hydrochloric acid dissolved clarification, be cooled to 0-8 DEG C, volume is at this time
For 1.5-2 times of original vol water, sodium nitrite solution is rapidly joined, it is in blue, stirring 30-40 minutes to survey potassium iodide starch paper, extremely
The micro- blueness of potassium iodide starch paper, temperature≤10 DEG C, volume are 2-2.5 times of original vol water at this time, and continuous to stir elimination in 30-40 minutes unnecessary
Sodium nitrite, pH value 2-3, temperature≤12 DEG C, cooling, volume is 2.5-3 times of original vol water at this time, acetic acid and vinegar on the rocks
Acid sodium solution, pH value 2-3, temperature≤12 DEG C, wait to be coupled；
2) preparation of coupling solution：
The water of determined volume, and liquid caustic soda, pigment auxiliary agent and azoic coupling component are added, stirs 65-70 minutes, is warming up to 80-85 DEG C, until
Azoic coupling component is completely dissolved, and is stirred 25-35 minutes, is cooled to 35-40 DEG C, volume is 2-2.5 times of original vol water at this time, adds pigment
Auxiliary agent is waited to be coupled；
3) coupling reaction：
Coupling solution made from the step 2) is added in diazo liquid made from the step 1), time control is 60-70 points
Clock, temperature are 20-25 DEG C, pH value 2-3, stir 55-65 minutes, are heated to 70-80 DEG C, keep the temperature 55-65 minutes, be cooled to
45-55 DEG C, filtering, is washed to qualification.
7. the red preparation method of a kind of food packaging pigment dispersion according to claim 6, it is characterised in that described
The trade mark of red base is KD, and the azoic coupling component is azoic coupling component AS-CA.
8. the red preparation method of a kind of food packaging pigment dispersion according to claim 6, it is characterised in that described
Pigment auxiliary agent includes the first pigment auxiliary agent and the second pigment auxiliary agent, both proportionings are 5.5:4.5.
9. the red preparation method of a kind of food packaging pigment dispersion according to claim 6, it is characterised in that described
Step 1) -3) in, cooling is cooled down by frozen water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610959477.1A CN108017930A (en) | 2016-11-03 | 2016-11-03 | A kind of food packaging pigment dispersion is red and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610959477.1A CN108017930A (en) | 2016-11-03 | 2016-11-03 | A kind of food packaging pigment dispersion is red and preparation method |
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| Publication Number | Publication Date |
|---|---|
| CN108017930A true CN108017930A (en) | 2018-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610959477.1A Pending CN108017930A (en) | 2016-11-03 | 2016-11-03 | A kind of food packaging pigment dispersion is red and preparation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110845867A (en) * | 2018-08-21 | 2020-02-28 | 吴江山湖颜料有限公司 | Low-viscosity pigment red and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004045523A (en) * | 2002-07-09 | 2004-02-12 | Dainichiseika Color & Chem Mfg Co Ltd | Azo pigment and its manufacturing method, and toner and its manufacturing method |
| CN1942529A (en) * | 2004-04-22 | 2007-04-04 | 科莱恩产品（德国）有限公司 | Process for preparing high-purity azo colorants |
| CN104049483A (en) * | 2013-03-13 | 2014-09-17 | 株式会社理光 | Magenta toner, developer, toner cartridge, image forming apparatus and printed matter |
| JP2014208778A (en) * | 2013-03-22 | 2014-11-06 | 東洋インキＳｃホールディングス株式会社 | Azo pigment and method for manufacturing the same |
-
2016
- 2016-11-03 CN CN201610959477.1A patent/CN108017930A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004045523A (en) * | 2002-07-09 | 2004-02-12 | Dainichiseika Color & Chem Mfg Co Ltd | Azo pigment and its manufacturing method, and toner and its manufacturing method |
| CN1942529A (en) * | 2004-04-22 | 2007-04-04 | 科莱恩产品（德国）有限公司 | Process for preparing high-purity azo colorants |
| CN104049483A (en) * | 2013-03-13 | 2014-09-17 | 株式会社理光 | Magenta toner, developer, toner cartridge, image forming apparatus and printed matter |
| JP2014208778A (en) * | 2013-03-22 | 2014-11-06 | 東洋インキＳｃホールディングス株式会社 | Azo pigment and method for manufacturing the same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110845867A (en) * | 2018-08-21 | 2020-02-28 | 吴江山湖颜料有限公司 | Low-viscosity pigment red and preparation method thereof |
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Application publication date: 20180511 |
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