CN112029256A - Color master batch and preparation method thereof - Google Patents
Color master batch and preparation method thereof Download PDFInfo
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- CN112029256A CN112029256A CN202010929483.9A CN202010929483A CN112029256A CN 112029256 A CN112029256 A CN 112029256A CN 202010929483 A CN202010929483 A CN 202010929483A CN 112029256 A CN112029256 A CN 112029256A
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- 239000004595 color masterbatch Substances 0.000 title claims abstract description 32
- 238000002360 preparation method Methods 0.000 title abstract description 17
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 32
- 239000004417 polycarbonate Substances 0.000 claims abstract description 32
- 239000003086 colorant Substances 0.000 claims abstract description 29
- 239000004431 polycarbonate resin Substances 0.000 claims abstract description 29
- 229920005668 polycarbonate resin Polymers 0.000 claims abstract description 29
- 239000003381 stabilizer Substances 0.000 claims abstract description 23
- 239000002270 dispersing agent Substances 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 19
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 17
- 230000003068 static effect Effects 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims abstract description 11
- 238000005520 cutting process Methods 0.000 claims abstract description 10
- 238000001035 drying Methods 0.000 claims abstract description 10
- 238000002844 melting Methods 0.000 claims abstract description 9
- 230000008018 melting Effects 0.000 claims abstract description 9
- 230000002194 synthesizing effect Effects 0.000 claims abstract description 9
- 239000000155 melt Substances 0.000 claims abstract description 6
- 239000002904 solvent Substances 0.000 claims description 28
- TXQVDVNAKHFQPP-UHFFFAOYSA-N [3-hydroxy-2,2-bis(hydroxymethyl)propyl] octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(CO)(CO)CO TXQVDVNAKHFQPP-UHFFFAOYSA-N 0.000 claims description 14
- 150000002148 esters Chemical group 0.000 claims description 8
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 6
- QPQKUYVSJWQSDY-UHFFFAOYSA-N 4-phenyldiazenylaniline Chemical compound C1=CC(N)=CC=C1N=NC1=CC=CC=C1 QPQKUYVSJWQSDY-UHFFFAOYSA-N 0.000 claims description 4
- 239000012141 concentrate Substances 0.000 claims description 4
- RKISUIUJZGSLEV-UHFFFAOYSA-N n-[2-(octadecanoylamino)ethyl]octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)NCCNC(=O)CCCCCCCCCCCCCCCCC RKISUIUJZGSLEV-UHFFFAOYSA-N 0.000 claims description 4
- 239000003963 antioxidant agent Substances 0.000 claims description 2
- 230000003078 antioxidant effect Effects 0.000 claims description 2
- 239000002530 phenolic antioxidant Substances 0.000 claims description 2
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 2
- 239000005003 food packaging material Substances 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 238000005809 transesterification reaction Methods 0.000 abstract description 4
- 238000004040 coloring Methods 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 description 10
- 239000000203 mixture Substances 0.000 description 9
- 238000012545 processing Methods 0.000 description 6
- 239000000654 additive Substances 0.000 description 5
- 238000004806 packaging method and process Methods 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 3
- XOFYZVNMUHMLCC-ZPOLXVRWSA-N prednisone Chemical compound O=C1C=C[C@]2(C)[C@H]3C(=O)C[C@](C)([C@@](CC4)(O)C(=O)CO)[C@@H]4[C@@H]3CCC2=C1 XOFYZVNMUHMLCC-ZPOLXVRWSA-N 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000012860 organic pigment Substances 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2469/00—Characterised by the use of polycarbonates; Derivatives of polycarbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0041—Optical brightening agents, organic pigments
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/101—Esters; Ether-esters of monocarboxylic acids
- C08K5/103—Esters; Ether-esters of monocarboxylic acids with polyalcohols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
- C08K5/134—Phenols containing ester groups
- C08K5/1345—Carboxylic esters of phenolcarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/20—Carboxylic acid amides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/524—Esters of phosphorous acids, e.g. of H3PO3
- C08K5/526—Esters of phosphorous acids, e.g. of H3PO3 with hydroxyaryl compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention relates to the field of polycarbonate and discloses a color master batch and a preparation method thereof. The color master batch comprises: 99.4-99.8 parts of polycarbonate resin, 0.01-0.2 part of colorant, 0.1-0.2 part of dispersant and 0.1-0.2 part of stabilizer. Wherein the polycarbonate resin has a melt flow rate of 10 to 25 g/10 min. Synthesizing polycarbonate resin by adopting a melting transesterification method to obtain a polycarbonate melt; premixing a coloring agent, a dispersing agent and a stabilizing agent in a mixer to obtain a mixed auxiliary agent; adding the mixed auxiliary agent into the polycarbonate melt, and mixing the polycarbonate melt and the auxiliary agent in a static mixer to obtain a mixed melt; and (3) mixing and extruding the melt in an extruder, and carrying out traction, grain cutting and drying to obtain the color master batch. The color master batch provided by the invention has good thermal stability, does not influence the transparency and mechanical properties of polycarbonate when being used for coloring the polycarbonate resin, can be used for transparent and opaque polycarbonate resin, films, plates and modified materials thereof, and can also be used for polycarbonate food packaging materials.
Description
Technical Field
The invention belongs to the field of polycarbonate, and relates to a preparation method of a color master batch, the color master batch prepared by the preparation method and application thereof.
Background
Polycarbonate is a thermoplastic engineering plastic, has the characteristics of low water absorption, light weight, high transparency, good heat resistance, good cold resistance, good flame-retardant insulation property and the like, and is widely applied to the fields of optics, medical instruments, electronic and electric appliances, packaging materials, the automobile industry, aerospace and the like with excellent impact resistance, creep resistance and dimensional stability.
The polycarbonate raw material is a slightly yellowish transparent resin, and the resin is easily decomposed after being exposed to light and heat radiation for a long time, so that the problem of yellowing of the color is caused. In order to solve this problem, color concentrates are often added to the polycarbonate during the extrusion granulation stage after the polymerization is completed in the industry to improve the color and light resistance of the product. However, the coloring master batches on the market have the problems of uneven quality, poor heat resistance and poor light transmittance after polycarbonate dyeing. The preparation method of the commercially available color master batch is secondary blending extrusion granulation of polycarbonate, toner and other additives, the method not only causes the decomposition of polycarbonate resin, but also introduces a large amount of additives such as dispersing agent, stabilizing agent and the like, and the introduction of impurities such as dust, coke material and the like is difficult to avoid in the processing process, so that the obtained color master batch has poor quality and is difficult to meet the requirements of food packaging materials. In addition, the color master batch prepared by secondary processing has high cost, and certain economic pressure is increased for customers using the color master batch.
Based on the analysis, the color master batch which has reliable product quality and can be used for food packaging and the preparation process thereof are urgently needed by the industry.
Disclosure of Invention
Aiming at the problems of high production cost, poor product quality and difficulty in meeting the requirements of food packaging materials, the invention provides a color master batch, which aims to solve the problems that: the colorant which meets the use standard of national food contact materials and additives for products is adopted, and the colorant has high thermal stability so as to improve the heat resistance of the color master batch and the application range of the color master batch in the food packaging industry.
The invention also aims to provide a preparation method of the color master batch.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the color master batch comprises the following components in parts by weight:
polycarbonate resin: 99.4-99.8 parts;
colorant: 0.01-0.2 parts;
dispersing agent: 0.1-0.2 parts;
a stabilizer: 0.1 to 0.2 portion.
Preferably, the polycarbonate resin has a melt flow rate (MI) of 10 to 25 g/10 min.
Preferably, the colorant is at least one of solvent red, solvent yellow, solvent violet, solvent orange and solvent blue, and the colorant has a heat resistance temperature in the polycarbonate of greater than 320 ℃.
Preferably, the dispersant is at least one of ethylene bis stearamide and pentaerythritol stearate.
Preferably, the stabilizer is at least one of a hindered phenolic antioxidant and a phosphite antioxidant.
The invention also discloses a preparation method of the color master batch, which comprises the following steps:
firstly, synthesizing polycarbonate resin by adopting a melting ester exchange method to obtain a polycarbonate melt;
premixing the coloring agent, the dispersant and the stabilizer in a mixer according to the weight ratio to obtain a mixed auxiliary agent;
thirdly, adding the mixed auxiliary agent obtained in the second step into the polycarbonate melt obtained in the first step according to a metering ratio, and mixing the two in a static mixer to obtain a mixed melt;
and fourthly, the mixed melt obtained in the third step is mixed and extruded in an extruder, and the color master batch is obtained after traction, grain cutting and drying.
Preferably, the temperature of the static mixer in the step (c) is 260-300 ℃.
Preferably, the temperature of the extruder in the step (iv) is 260-300 ℃.
The invention also discloses a color master batch prepared by the preparation method.
The invention also discloses an application of any color master batch in external packaging, which includes but is not limited to food external packaging.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention adopts the coloring agent which is in accordance with the use standard of the national food contact material and the additive for products, the coloring property and the thermal stability are excellent, and the obtained color master batch is suitable for food packaging materials.
2. The color master batch can effectively overcome the defect of high consumption of the coloring agent and other additives in the traditional process, thereby achieving the effect of not influencing the transparency, mechanical property and thermal property of a colored product.
3. The invention adopts the polycarbonate melt transesterification polymerization process to prepare the color master batch at one time, has no polycarbonate resin decomposition problem and extra processing cost caused by secondary processing, and has more excellent performance and low cost.
4. The colorant is directly added into a static mixer of a polymerization device of the polycarbonate melt transesterification method, and no impurity is introduced and no environmental pollution is caused.
Detailed Description
The present invention is described in detail below by way of examples, it should be noted that the examples are only for the purpose of further illustration, and are not to be construed as limiting the scope of the present invention, and that those skilled in the art can make insubstantial modifications and adaptations of the present invention based on the teachings of the present invention described above.
Example 1
Polycarbonate resin (MI =10 g/10 min): 99.4 parts of a mixture;
colorant: 0.1 part of solvent blue and 0.1 part of solvent violet;
dispersing agent: 0.2 part of pentaerythritol stearate;
a stabilizer: 10100.1 parts, 1680.1 parts;
the preparation method comprises the following steps:
firstly, synthesizing polycarbonate resin by adopting a melting ester exchange method to obtain a polycarbonate melt;
premixing a colorant solvent blue, a solvent purple, a dispersant pentaerythritol stearate and stabilizers 1010 and 168 in a mixer according to a weight ratio to obtain a mixed auxiliary agent;
thirdly, adding the mixed auxiliary agent obtained in the second step into the polycarbonate melt obtained in the first step according to a metering ratio, and mixing the two in a static mixer to obtain a mixed melt, wherein the temperature of the mixer is 300 ℃;
fourthly, the mixed melt obtained in the third step enters an extruder to be mixed and extruded, and the product is obtained after traction, grain cutting and drying.
The temperature of the extruder was 280-300 ℃.
Example 2
Polycarbonate resin (MI =15 g/10 min): 99.8 parts of a mixture;
colorant: 0.01 part of solvent blue; 0.01 part of solvent red;
dispersing agent: 0.1 part of ethylene bis stearamide;
a stabilizer: 10100.1 parts.
The preparation method comprises the following steps:
firstly, synthesizing polycarbonate resin by adopting a melting ester exchange method to obtain a polycarbonate melt;
premixing a colorant solvent blue, a colorant solvent red, a dispersant ethylene bis stearamide and a stabilizer 1010 in a mixer according to a weight ratio to obtain a mixed auxiliary agent;
thirdly, adding the mixed auxiliary agent obtained in the second step into the polycarbonate melt obtained in the first step according to a metering ratio, and mixing the two in a static mixer to obtain a mixed melt, wherein the temperature of the mixer is 260 ℃;
fourthly, the mixed melt obtained in the third step enters an extruder to be mixed and extruded, and the product is obtained after traction, grain cutting and drying.
The temperature of the extruder was 260 ℃ and 280 ℃.
Example 3
Polycarbonate resin (MI =20 g/10 min): 99.6 parts of a mixture;
colorant: 0.1 part of solvent blue, 0.01 part of solvent yellow and 0.1 part of solvent violet;
dispersing agent: 0.1 part of pentaerythritol stearate;
a stabilizer: 10100.1 parts.
The preparation method comprises the following steps:
firstly, synthesizing polycarbonate resin by adopting a melting ester exchange method to obtain a polycarbonate melt;
premixing a colorant solvent blue, a solvent yellow, a solvent purple, a dispersant pentaerythritol stearate and a stabilizer 1010 in a mixer according to a weight ratio to obtain a mixed auxiliary agent;
thirdly, adding the mixed auxiliary agent obtained in the second step into the polycarbonate melt obtained in the first step according to a metering ratio, and mixing the two in a static mixer to obtain a mixed melt, wherein the temperature of the mixer is 280 ℃;
fourthly, the mixed melt obtained in the third step enters an extruder to be mixed and extruded, and the product is obtained after traction, grain cutting and drying.
The temperature of the extruder was 260 ℃ and 280 ℃.
Example 4
Polycarbonate resin (MI =25 g/10 min): 99.6 parts of a mixture;
colorant: 0.05 part of solvent blue, 0.01 part of solvent orange and 0.05 part of solvent violet;
dispersing agent: 0.15 part of pentaerythritol stearate;
a stabilizer: 10100.15 parts.
The preparation method comprises the following steps:
firstly, synthesizing polycarbonate resin by adopting a melting ester exchange method to obtain a polycarbonate melt;
premixing solvent blue, solvent orange, solvent purple, pentaerythritol stearate and 1010 in a mixer according to a weight ratio to obtain a mixed auxiliary agent;
thirdly, adding the mixed auxiliary agent obtained in the second step into the polycarbonate melt obtained in the first step according to a metering ratio, and mixing the two in a static mixer to obtain a mixed melt, wherein the temperature of the mixer is 300 ℃;
fourthly, the mixed melt obtained in the third step enters an extruder to be mixed and extruded, and the product is obtained after traction, grain cutting and drying.
The temperature of the extruder was 260 ℃ to 300 ℃.
Comparative example 1
Comparative example 1 polycarbonate resin was synthesized by a melt transesterification method without adding a colorant.
Polycarbonate resin (MI =15 g/10 min): 99.4 parts of a mixture;
dispersing agent: 0.2 part of pentaerythritol stearate;
a stabilizer: 10100.1 parts, 1680.1 parts;
the preparation method comprises the following steps:
firstly, synthesizing polycarbonate resin by adopting a melting ester exchange method to obtain a polycarbonate melt;
premixing dispersant pentaerythritol stearate and stabilizers 1010 and 168 in a mixer according to the weight ratio to obtain a mixed assistant;
thirdly, adding the mixed auxiliary agent obtained in the second step into the polycarbonate melt obtained in the first step according to a metering ratio, and mixing the two in a static mixer to obtain a mixed melt, wherein the temperature of the mixer is 300 ℃;
fourthly, the mixed melt obtained in the third step enters an extruder to be mixed and extruded, and the product is obtained after traction, grain cutting and drying. The temperature of the extruder was 280-300 ℃.
Comparative example 2
Comparative example 2 uses an organic pigment as a colorant.
Polycarbonate resin (MI =10 g/10 min): 99.4 parts of a mixture;
colorant: 0.5 part of pigment blue and 0.5 part of pigment violet;
dispersing agent: 0.2 part of pentaerythritol stearate;
a stabilizer: 10100.2 parts, 1680.2 parts;
the preparation method comprises the following steps:
firstly, synthesizing polycarbonate resin by adopting a melting ester exchange method to obtain a polycarbonate melt;
premixing dispersant pentaerythritol stearate and stabilizers 1010 and 168 in a mixer according to the weight ratio to obtain a mixed assistant;
thirdly, adding the mixed auxiliary agent obtained in the second step into the polycarbonate melt obtained in the first step according to a metering ratio, and mixing the two in a static mixer to obtain a mixed melt, wherein the temperature of the mixer is 300 ℃;
fourthly, the mixed melt obtained in the third step enters an extruder to be mixed and extruded, and the product is obtained after traction, grain cutting and drying. The temperature of the extruder was 280-300 ℃.
Comparative example 3
Comparative example 3 a method for producing a masterbatch using a twin screw extruder for secondary processing.
Polycarbonate resin (MI =10 g/10 min): 99.4 parts of a mixture;
colorant: 0.1 part of solvent blue and 0.1 part of solvent violet;
dispersing agent: 0.2 part of pentaerythritol stearate;
a stabilizer: 10100.1 parts, 1680.1 parts;
the preparation method comprises the following steps:
premixing polycarbonate resin, pentaerythritol stearate serving as a dispersing agent and 1010 and 168 stabilizers serving as stabilizers in a mixer according to a weight ratio to obtain a mixture;
secondly, adding the mixture obtained in the step one into a double-screw extruder, and obtaining a product through traction, grain cutting and drying. The temperature of the twin-screw extruder was 280 ℃ to 300 ℃.
Test example 1
The master batch products obtained in the above comparative examples and examples 1 to 4 were subjected to a performance test:
[1] the tensile strength was tested according to the GB/T1040 standard.
[2] The flexural strength and flexural modulus were tested according to the GB/T9341 standard.
[3] The notched impact strength was tested in accordance with the GB/T1843 standard.
[4] The colour difference values were tested according to the GB/T7921 standard.
[5] Heat distortion temperature was measured according to ASTM D648.
The detection results are shown in table 1:
TABLE 1
As can be seen from the table, comparative example 1 is a melt transesterificationThe polycarbonate resin synthesized by the method is not added with a colorant and is used for comparing the color and the performance of the original resin. Comparative example 2 adopts organic pigment as colorant, the color difference delta E =22.04 of the obtained color master batch, and the heat resistance is extremely poor; the impact strength is 70KJ/m2The impact performance is somewhat reduced. Comparative example 3 adopts a double screw extruder for secondary processing, the color difference delta E of the obtained master batch is =2.31, the heat resistance is reduced, and the impact strength is only 58KJ/m2The mechanical properties are remarkably reduced. The color master batches obtained in the embodiments 1 to 4 have the delta E less than or equal to 0.21 and good mechanical property retention rate, which shows that the color master batches obtained by the invention have excellent properties.
In summary, any combination of the various embodiments of the present invention without departing from the spirit of the present invention should be considered as the disclosure of the present invention; within the scope of the technical idea of the invention, any combination of various simple modifications and different embodiments of the technical solution without departing from the inventive idea of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. The color master batch is characterized by comprising the following components in parts by weight:
polycarbonate resin: 99.4-99.8 parts;
colorant: 0.01-0.2 parts;
dispersing agent: 0.1-0.2 parts;
a stabilizer: 0.1 to 0.2 portion.
2. The color masterbatch of claim 1 wherein the polycarbonate resin has a melt flow rate (MI) of 10 to 25 g/10 min.
3. The color concentrate of claim 1, wherein the colorant is at least one of solvent red, solvent yellow, solvent violet, solvent orange, and solvent blue, and wherein the colorant has a heat resistance temperature in the polycarbonate of greater than 320 ℃.
4. The color concentrate of claim 1, wherein the dispersant is at least one of ethylene bis stearamide and pentaerythritol stearate.
5. The color concentrate of claim 1, wherein the stabilizer is at least one of a hindered phenolic antioxidant and a phosphite antioxidant.
6. A method for preparing a masterbatch according to any one of claims 1 to 5, comprising the steps of:
firstly, synthesizing polycarbonate resin by adopting a melting ester exchange method to obtain a polycarbonate melt;
premixing the coloring agent, the dispersant and the stabilizer in a mixer according to the weight ratio to obtain a mixed auxiliary agent;
thirdly, adding the mixed auxiliary agent obtained in the second step into the polycarbonate melt obtained in the first step according to a metering ratio, and mixing the two in a static mixer to obtain a mixed melt;
and fourthly, the mixed melt obtained in the third step is mixed and extruded in an extruder, and the color master batch is obtained after traction, grain cutting and drying.
7. The method of claim 6, wherein the temperature of the static mixer in step (c) is 260-300 ℃.
8. The method for preparing color masterbatch according to claim 6, wherein the temperature of the extruder in the step (iv) is 260-300 ℃.
9. A masterbatch prepared by the method of any one of claims 6 to 8.
10. Use of a masterbatch according to claims 1-5 or 9 in an overwrap, including but not limited to an overwrap for food.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112778678A (en) * | 2020-12-29 | 2021-05-11 | 上海普利特复合材料股份有限公司 | Multi-color-selection multi-base-material application laser welding light-transmitting color master batch and preparation method thereof |
| CN114836018A (en) * | 2022-06-20 | 2022-08-02 | 深圳市博彩新材料科技有限公司 | Pearlescent PC color master batch with reinforcing and toughening effects and preparation method thereof |
| CN115141477A (en) * | 2022-08-12 | 2022-10-04 | 聊城鲁西聚碳酸酯有限公司 | Polycarbonate composite auxiliary agent and preparation method thereof |
| CN116478531A (en) * | 2023-05-09 | 2023-07-25 | 重庆科聚孚新材料有限责任公司 | Orange nylon 6 composite material with high color stability and preparation method and application thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030124351A1 (en) * | 2000-04-28 | 2003-07-03 | Akihiro Sakamoto | Colored master pellet for optical molded article and colored optical disk substrate |
| CN1835998A (en) * | 2003-07-15 | 2006-09-20 | 通用电气公司 | Colored polymeric resin composition, article made therefrom, and method for making the same |
| CN101021016A (en) * | 2007-03-21 | 2007-08-22 | 施建强 | Production process of color functional industrial polyester fiber |
| CN103215656A (en) * | 2013-04-26 | 2013-07-24 | 大连合成纤维研究设计院股份有限公司 | Polyester fiber solvent carrier stock solution dyeing technology before spinning |
| CN104963009A (en) * | 2015-06-02 | 2015-10-07 | 无锡索力得科技发展有限公司 | Production method for colored PET industrial filaments |
| CN107987503A (en) * | 2017-11-30 | 2018-05-04 | 中广核俊尔新材料有限公司 | A kind of HI high impact PC alloy materials for exempting from spraying with metallic luster and preparation method thereof |
| CN108976748A (en) * | 2018-07-17 | 2018-12-11 | 蓝晓锋 | A kind of PC light diffusion Masterbatch and preparation method thereof |
| CN110128808A (en) * | 2019-05-20 | 2019-08-16 | 飞雕电器集团有限公司 | A kind of polycarbonate functionality master batch and its preparation method and application |
-
2020
- 2020-09-07 CN CN202010929483.9A patent/CN112029256A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030124351A1 (en) * | 2000-04-28 | 2003-07-03 | Akihiro Sakamoto | Colored master pellet for optical molded article and colored optical disk substrate |
| CN1835998A (en) * | 2003-07-15 | 2006-09-20 | 通用电气公司 | Colored polymeric resin composition, article made therefrom, and method for making the same |
| CN101021016A (en) * | 2007-03-21 | 2007-08-22 | 施建强 | Production process of color functional industrial polyester fiber |
| CN103215656A (en) * | 2013-04-26 | 2013-07-24 | 大连合成纤维研究设计院股份有限公司 | Polyester fiber solvent carrier stock solution dyeing technology before spinning |
| CN104963009A (en) * | 2015-06-02 | 2015-10-07 | 无锡索力得科技发展有限公司 | Production method for colored PET industrial filaments |
| CN107987503A (en) * | 2017-11-30 | 2018-05-04 | 中广核俊尔新材料有限公司 | A kind of HI high impact PC alloy materials for exempting from spraying with metallic luster and preparation method thereof |
| CN108976748A (en) * | 2018-07-17 | 2018-12-11 | 蓝晓锋 | A kind of PC light diffusion Masterbatch and preparation method thereof |
| CN110128808A (en) * | 2019-05-20 | 2019-08-16 | 飞雕电器集团有限公司 | A kind of polycarbonate functionality master batch and its preparation method and application |
Non-Patent Citations (2)
| Title |
|---|
| 李良主编: "《食品包装学》", 31 July 2017, 中国轻工业出版社 * |
| 黄锐主编: "《塑料工程手册上册》", 30 April 2000, 机械工业出版社 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112778678A (en) * | 2020-12-29 | 2021-05-11 | 上海普利特复合材料股份有限公司 | Multi-color-selection multi-base-material application laser welding light-transmitting color master batch and preparation method thereof |
| CN114836018A (en) * | 2022-06-20 | 2022-08-02 | 深圳市博彩新材料科技有限公司 | Pearlescent PC color master batch with reinforcing and toughening effects and preparation method thereof |
| CN115141477A (en) * | 2022-08-12 | 2022-10-04 | 聊城鲁西聚碳酸酯有限公司 | Polycarbonate composite auxiliary agent and preparation method thereof |
| CN115141477B (en) * | 2022-08-12 | 2024-04-19 | 聊城鲁西聚碳酸酯有限公司 | Polycarbonate composite auxiliary agent and preparation method thereof |
| CN116478531A (en) * | 2023-05-09 | 2023-07-25 | 重庆科聚孚新材料有限责任公司 | Orange nylon 6 composite material with high color stability and preparation method and application thereof |
| CN116478531B (en) * | 2023-05-09 | 2024-05-07 | 重庆科聚孚新材料有限责任公司 | Orange nylon 6 composite material with high color stability and preparation method and application thereof |
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