CN117304738A - High-temperature-resistant ink for PLA (polylactic acid) guard - Google Patents
High-temperature-resistant ink for PLA (polylactic acid) guard Download PDFInfo
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- CN117304738A CN117304738A CN202310859625.2A CN202310859625A CN117304738A CN 117304738 A CN117304738 A CN 117304738A CN 202310859625 A CN202310859625 A CN 202310859625A CN 117304738 A CN117304738 A CN 117304738A
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- 229920000747 poly(lactic acid) Polymers 0.000 title abstract description 26
- 239000004626 polylactic acid Substances 0.000 title abstract description 25
- 229920005989 resin Polymers 0.000 claims abstract description 167
- 239000011347 resin Substances 0.000 claims abstract description 167
- 239000000463 material Substances 0.000 claims abstract description 95
- 229920001220 nitrocellulos Polymers 0.000 claims abstract description 90
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims abstract description 83
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims abstract description 83
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims abstract description 83
- 239000011265 semifinished product Substances 0.000 claims abstract description 56
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 32
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 23
- 239000012046 mixed solvent Substances 0.000 claims abstract description 23
- 239000000049 pigment Substances 0.000 claims abstract description 23
- 239000000020 Nitrocellulose Substances 0.000 claims abstract description 17
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 16
- 239000013589 supplement Substances 0.000 claims abstract description 10
- 239000012463 white pigment Substances 0.000 claims abstract description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 60
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 28
- 239000011259 mixed solution Substances 0.000 claims description 26
- 238000003756 stirring Methods 0.000 claims description 24
- YKYONYBAUNKHLG-UHFFFAOYSA-N propyl acetate Chemical compound CCCOC(C)=O YKYONYBAUNKHLG-UHFFFAOYSA-N 0.000 claims description 16
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 claims description 14
- 239000000843 powder Substances 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 claims description 9
- 239000004014 plasticizer Substances 0.000 claims description 9
- 239000004698 Polyethylene Substances 0.000 claims description 8
- 239000002270 dispersing agent Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- -1 polyethylene Polymers 0.000 claims description 8
- 229920000573 polyethylene Polymers 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 8
- 239000000047 product Substances 0.000 claims description 8
- 239000000243 solution Substances 0.000 claims description 6
- 230000001502 supplementing effect Effects 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- 239000001038 titanium pigment Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 2
- 239000002002 slurry Substances 0.000 claims 1
- 239000006229 carbon black Substances 0.000 abstract description 7
- 239000000853 adhesive Substances 0.000 abstract description 2
- 230000001070 adhesive effect Effects 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 18
- 239000011230 binding agent Substances 0.000 description 14
- 239000013522 chelant Substances 0.000 description 14
- 238000005303 weighing Methods 0.000 description 10
- 238000000576 coating method Methods 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 6
- 238000011056 performance test Methods 0.000 description 6
- 238000001035 drying Methods 0.000 description 5
- 235000019441 ethanol Nutrition 0.000 description 5
- 239000007888 film coating Substances 0.000 description 4
- 238000009501 film coating Methods 0.000 description 4
- LLHKCFNBLRBOGN-UHFFFAOYSA-N propylene glycol methyl ether acetate Chemical compound COCC(C)OC(C)=O LLHKCFNBLRBOGN-UHFFFAOYSA-N 0.000 description 3
- 101000614399 Homo sapiens Serine/threonine-protein phosphatase 2A regulatory subunit B'' subunit beta Proteins 0.000 description 2
- 102100040471 Serine/threonine-protein phosphatase 2A regulatory subunit B'' subunit beta Human genes 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical group O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 239000007822 coupling agent Substances 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 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
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 125000001165 hydrophobic group Chemical group 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Classifications
-
- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
- C09D11/037—Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
-
- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
-
- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
- C09D11/033—Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent
-
- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/08—Printing inks based on natural resins
-
- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
-
- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/14—Printing inks based on carbohydrates
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The invention provides high-temperature-resistant ink for PLA (polylactic acid) sanitary materials, which belongs to the technical field of ink printing, wherein the high-temperature-resistant ink comprises the following components in two types of pigments, wherein the two pigment types comprise organic color, carbon black pigment type and white pigment type: prefabricating a semi-finished product, nano calcium carbonate, titanate and a supplement; the prefabricated semi-finished product comprises a mixed solvent, a connecting material, pigment and an auxiliary agent; the connecting material comprises PU resin, nitrocellulose and modified rosin resin, and can greatly improve the adhesive force of the ink to PLA (polylactic acid) guard and improve the high temperature resistance of the ink.
Description
Technical Field
The invention relates to the technical field of printing ink, in particular to high-temperature-resistant ink for PLA (polylactic acid) guard.
Background
The PLA material is polylactic acid, also called polylactide, is a polyester polymer obtained by polymerizing lactic acid as a main raw material, is a novel biodegradable material, but the PLA material has poor tolerance to high temperature, and needs an outer coating to enable the PLA material to resist high temperature, while the existing high temperature resistant ink has poor adhesion to PLA, the ink capable of achieving related adhesion performance cannot achieve related high temperature resistant performance, and phthalate is mostly used in the related field of ink to strengthen the connection performance of the ink and the PLA material, but has poor heat resistance and easy anti-sticking curl.
Phthalate (pae) is mainly used for polyvinyl chloride materials, so that polyvinyl chloride is changed into elastic plastic from hard plastic, and plays a role of a plasticizer, and in the prior art, the ink is prepared by using a relevant coupling agent of phthalate in the preparation process, for example, in CN111019432a, both hydrophilic and hydrophobic groups in the phthalate coupling agent are used for crosslinking with substances with different properties through reaction, but the connection performance of the phthalate is enhanced in mechanical performance, and the improvement on heat resistance is not very remarkable.
Disclosure of Invention
In view of the above, the invention provides a high-temperature resistant ink for PLA guard, which can greatly improve the adhesion of the ink to the PLA guard and improve the high-temperature resistance of the ink.
In order to solve the technical problems, the invention provides high-temperature-resistant ink for PLA (polylactic acid) sanitary materials, which comprises different components in two types of pigments, wherein the two pigment types comprise organic color, carbon black pigment type and white pigment type, and the high-temperature-resistant ink comprises the following components:
prefabricating a semi-finished product, nano calcium carbonate, titanate and a supplement;
the prefabricated semi-finished product comprises a mixed solvent, a connecting material, pigment and an auxiliary agent;
the connecting material comprises PU resin, nitrocellulose and modified rosin resin.
According to the invention, the pigment is wrapped by combining the titanate chelate or the zirconate chelate with the resin, the filler and the auxiliary agent, and the chelate coating formed by the components has good combination fastness with the substrate, so that the ink coating has good adhesive force and temperature resistance on the PLA degradable film.
Further, the organic color and carbon black pigment type high temperature resistant ink comprises the following components in parts by weight:
75% of prefabricated semi-finished product, 10% of nano calcium carbonate, 1% -3% of titanate and supplementing to 100% by using a supplement;
the prefabricated semi-finished product comprises 45% of mixed solvent, 25% of connecting material, 25% of pigment and 10% of auxiliary agent;
the connecting material comprises 10-30% of PU resin, 15-70% of nitrocellulose and 0-30% of modified rosin resin.
Further, the organic color and carbon black pigment type high temperature resistant ink comprises the following components in parts by weight:
75% of prefabricated semi-finished product, 15% of nano calcium carbonate, 1% -3% of titanate and supplementing to 100% by using a supplement;
the prefabricated semi-finished product comprises 45% of mixed solvent, 25% of connecting material, 25% of pigment and 10% of auxiliary agent;
the connecting material comprises 10-30% of PU resin, 15-70% of nitrocellulose and 0-30% of modified rosin resin.
Further, the high temperature resistant ink of the white pigment type comprises the following components in parts by weight:
55% of prefabricated semi-finished product, 10% of nano calcium carbonate, 1% -3% of titanate and supplementing to 100% by using a supplement;
the prefabricated semi-finished product comprises 20% of mixed solvent, 20% of connecting material, 50% of titanium pigment and 10% of auxiliary agent;
the connecting material comprises 10-30% of PU resin, 15-70% of nitrocellulose and 0-30% of modified rosin resin.
Further, in the high temperature resistant ink of the organic color and carbon black pigment type
Mixed solvent: n-propyl acetate: ethyl acetate: absolute ethyl alcohol: propylene glycol methyl ether=50:20:10:20;
ethyl acetate in the auxiliary agent mixed paste: dispersing agent: and (3) plasticizing agent: polyethylene wax powder = 10:10:40:40;
the replenishing is a mixed solution of ethanol and ethyl acetate, and the ratio of the ethanol to the ethyl acetate is 1:1.
Further, the mixed solvent: n-propyl acetate: ethyl acetate: absolute ethyl alcohol: propylene glycol methyl ether=50:25:15:10;
auxiliary agent mixed paste proportion: ethyl acetate: dispersing agent: and (3) plasticizing agent: polyethylene wax powder = 10:10:40:40.
Further, the auxiliary agent comprises a dispersing agent, polyethylene wax powder, a plasticizing agent and an anti-settling agent;
the mixed solvent comprises ethanol, ethyl acetate, n-propyl acetate, propylene glycol methyl ether and propylene glycol methyl ether acetate.
Further, the preparation method comprises the following preparation steps:
s1, mixing a mixed solvent, dividing the mixed solvent into a mixed solution A and a mixed solution B, adding a plasticizer and nitrocellulose into the mixed solution A, and stirring until the plasticizer and nitrocellulose are completely dissolved to obtain a semi-finished product solution;
s2, adding a connecting material and the rest auxiliary agent into the semi-finished product liquid to form a prefabricated semi-finished product, adding nano calcium carbonate into the prefabricated semi-finished product, setting the stirring rotation speed to be 600-1500 r/min, and stirring for 30-60 min to obtain paste;
s3, grinding the paste for 3-5 times, and mixing with the mixed solution B to obtain a high-temperature-resistant printing ink semi-finished product;
s4, adding phthalate into the high-temperature-resistant ink semi-finished product after the temperature of the high-temperature-resistant ink semi-finished product is lower than 50 ℃, setting the stirring rotation speed to be 500-900 r/min, stirring for 15-30 min, and filtering after stirring is completed to obtain the high-temperature-resistant ink finished product.
After the solvent in the printing ink is volatilized when passing through a drying tunnel in the printing and coating process, the pigment, the connecting material and the auxiliary agent are in titanate chelate or zirconate chelate, and the chelate coating formed by the components has good bonding fastness with the substrate.
Further, the volume ratio of the mixed solution A to the mixed solution B is 3-8: 2.
further, the fineness of the ground paste is less than or equal to 5 mu m.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the invention, fall within the scope of protection of the invention.
Example 1
The embodiment performs high temperature resistant ink preparation of organic pigment, and the organic pigment adopts the following types:
yellow powders PY13, PY83, PY150, red powders PR2, PR48:2, PR48:3, PR 53:1, PR57:1, PR146, PR254, PR170 (5 RK), PR122, PO5 blue powders PB15:3, PB15:4, green powders PG7, violet powders PV23, black 100# carbon black.
The auxiliary agent comprises a dispersing agent, polyethylene wax powder, a plasticizing agent and an anti-settling agent;
the mixed solvent consists of ethanol, ethyl acetate, n-propyl acetate, propylene glycol methyl ether and propylene glycol methyl ether acetate;
first, the proportion of each component is determined, and the prefabricated semi-finished product A is used in the embodiment, namely nano calcium carbonate: weighing and configuring the ratio of titanate=75:10:1, and then determining the ratio of 45% of mixed solvent to 25% of binder, 20% of pigment and 10% of auxiliary agent in the prefabricated semi-finished product, and preparing by the following preparation method;
s1, mixing a mixed solvent, dividing the mixed solvent into a mixed solution A and a mixed solution B, adding a plasticizer and nitrocellulose into the mixed solution A, and stirring until the plasticizer and nitrocellulose are completely dissolved to obtain a semi-finished product solution;
s2, adding a connecting material and the rest auxiliary agent into the semi-finished product liquid to form a prefabricated semi-finished product, adding nano calcium carbonate into the prefabricated semi-finished product, setting the stirring rotation speed to be 600-1500 r/min, and stirring for 30-60 min to obtain paste;
s3, grinding the paste for 3-5 times, and mixing with the mixed solution B to obtain a high-temperature-resistant printing ink semi-finished product;
s4, adding phthalate into the high-temperature-resistant ink semi-finished product after the temperature of the high-temperature-resistant ink semi-finished product is lower than 50 ℃, setting the stirring rotation speed to be 500-900 r/min, stirring for 15-30 min, and filtering after stirring is completed to obtain the high-temperature-resistant ink finished product.
And (3) storing and curing the liquid high-temperature-resistant ink finished product for 24 hours at normal temperature, and then testing the performance of the liquid high-temperature-resistant ink finished product.
In this example, a change in the proportion of binder was made as follows:
1 proportion of the connecting materials: nitrocotton: PU resin: modified rosin resin=50:30:20;
2 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=30:30:40;
3 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=15:30:55;
4 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=60:20:20;
5 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=70:10:20;
and 6, proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=50:20:30;
7 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=50:10:40;
8 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=60:30:10;
9 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=70:30:0.
Example two
The difference between this example and example one is that this example uses a preformed semi-finished product a: titanate = 75:10:3 ratio for weighing configuration.
Example III
The present embodiment differs from the first embodiment in that the present embodiment uses a prefabricated semifinished product a: nano calcium carbonate: titanate = 75:10:5 ratio for weighing configuration.
Example IV
The difference between this example and example one is that this example uses a preformed semi-finished product a: titanate = 75:10:7 ratio for weighing configuration.
Example five
The difference between this example and example one is that this example uses a preformed semi-finished product a: titanate = 75:15:1 ratio for weighing configuration.
Example six
The difference between this example and example one is that this example uses a preformed semi-finished product a: titanate = 75:15:3 ratio for weighing configuration.
Experimental items
Each experimental calculation of 17 pigments was performed for the above examples, and the experimental method is as follows:
the viscosity of the finished ink is 15-35 seconds/4 # n ink: test conditions: 25+/-1 ℃,4# enrobed cup. When the viscosity is more than or equal to 55 seconds, the viscosity is judged to be not in accordance with the basic design requirement, and other properties are not detected.
Adhesion test: according to the printing ink 100, (absolute ethyl alcohol: ethyl acetate=1:1 mixed solution) 30, drying for 1h at 65 ℃ in a PLA degradable film coating oven until the bottom is cut and dried; after the coating layer was adhered using the 3M tape, the ink adhered to the tape was observed and calculated
Crimping: according to the printing ink 100, (absolute ethyl alcohol: ethyl acetate=1:1 mixed solution) 30, drying for 1h at 65 ℃ in a PLA degradable film coating oven until the bottom is cut, coating 10cmx10cm, and measuring four upturned angles with the center point to be less than or equal to 5 degrees to indicate that the ink is not obvious; the angle of 5-10 degrees is slight; 10-15 degrees obviously; is more than or equal to 15 degrees; (average of three films coated)
And (3) temperature resistance test: heat sealing instrument (heating up and down, pressure 2KG force)
In the first embodiment, the number is 1, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=50:30:20 are as follows:
in the first embodiment, the number is 2, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=30:30:40 are as follows:
in the first embodiment, the number is 3, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=15:30:55 are as follows:
in the first embodiment, the number is 4, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=60:20:20 are as follows:
in the first embodiment, the number is 5, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=70:10:20 are as follows:
in the first embodiment, the number is 6, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=50:20:30 are as follows:
in the first embodiment, the number is 7, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=50:10:40 are as follows:
in the first embodiment, the number is 7, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=60:30:10 are as follows:
in the first embodiment, the number is 8, and the proportion of the connecting materials is nitrocotton: PU resin: modified rosin resin=60:30:10, and experimental data were all made with no apparent curl and temperature resistance at 90 ℃.
In the first embodiment, the number is 9, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=70:30:0 are as follows:
in the second example, the number is 1, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=50:30:20 are as follows:
in the second example, the number is 2, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=30:30:40 are as follows:
in the second example, the number is 3, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=15:30:55 are as follows:
in the second example, the number is 4, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=60:20:20 are as follows:
in the second example, the number is 5, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=70:10:20 are as follows:
in the second example, the number is 6, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=50:20:30 are as follows:
in the second example, the number is 7, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=50:10:40 are as follows:
in the second example, the number is 8, and the proportion of the connecting materials is nitrocotton: PU resin: modified rosin resin=60:30:10, and all experimental data made were curl-less.
In the second example, the number is 9, and the proportion of the connecting materials is nitrocotton: PU resin: modified rosin resin=70:30:0, and the experimental data made were all severe in curl.
In the third embodiment, the number is 1, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=50:30:20 are as follows:
in the third embodiment, the number is 2, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=30:30:40 are as follows:
in the third embodiment, the number is 3, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=15:30:55 are as follows:
in the third embodiment, the number is 4, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=60:20:20 are as follows:
in the third embodiment, the number is 5, and the proportion of the connecting materials is nitrocotton: PU resin: modified rosin resin=70:10:20, and the experimental data were all severe in curl and none in anti-sticking.
In the third embodiment, the number is 6, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=50:20:30 are as follows:
in the third example, the number is 7, and the proportion of the binder is nitrocotton: PU resin: experimental data for modified rosin resin=50:10:40 are as follows:
in the third embodiment, the number is 8, and the proportion of the connecting materials is nitrocotton: PU resin: modified rosin resin=60:30:10, and all experimental data made were curl-less.
In the third embodiment, the number is 9, and the proportion of the connecting materials is nitrocotton: PU resin: modified rosin resin=70:30:0, and the experimental data made were all severe in curl.
In the fourth example, the number is 1, and the proportion of the connecting materials is nitrocotton: PU resin: modified rosin resin=50:30:20, and the experimental data made were all severe in curl.
In the fourth example, the number is 2, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=30:30:40 are as follows:
/>
in the fourth example, the number is 3, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=15:30:55 are as follows:
in the fourth example, the number is 4, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=60:20:20 are as follows:
/>
in the fourth example, the number is 5, and the proportion of the connecting materials is nitrocotton: PU resin: modified rosin resin=70:10:20, and all experimental data were normal curl and non-anti-sticking.
In the fourth example, the number is 6, and the proportion of the connecting materials is nitrocotton: PU resin: modified rosin resin=50:20:30, and experimental data are all that curl is serious and not anti-sticking
In the fourth example, the number is 7, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=50:10:40 are as follows:
in the fourth example, the number is 8, and the proportion of the connecting materials is nitrocotton: PU resin: the viscosity of the finished high-temperature-resistant ink with modified rosin resin=60:30:10 is generally high, the high-temperature-resistant ink has no test significance, and a performance test is canceled.
In the fourth example, the number is 9, and the proportion of the connecting materials is nitrocotton: PU resin: the viscosity of the finished high-temperature-resistant ink with modified rosin resin=70:30:0 is generally high, the high-temperature-resistant ink has no test significance, and a performance test is canceled.
In the fifth embodiment, the number is 1, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=50:30:20 are as follows:
in the fifth embodiment, the number is 2, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=30:30:40 are as follows:
in the fifth embodiment, the number is 3, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=15:30:55 are as follows:
in the fifth embodiment, the number is 4, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=60:20:20 are as follows:
in the fifth embodiment, the number is 5, and the proportion of the connecting materials is nitrocotton: PU resin: modified rosin resin=70:10:20, and the experimental data made were all severe in curl.
In the fifth embodiment, the number is 6, and the proportion of the connecting materials is nitrocotton: PU resin: modified rosin resin=50:20:30, and the experimental data made were all severe in curl.
In the fifth example, the number is 7, and the proportion of the binder is nitrocotton: PU resin: modified rosin resin=50:10:40, and the experimental data made were all severe in curl.
In the fifth embodiment, the number is 8, and the proportion of the connecting materials is nitrocotton: PU resin: the viscosity of the finished high-temperature-resistant ink with modified rosin resin=60:30:10 is generally high, the high-temperature-resistant ink has no test significance, and a performance test is canceled.
In the fifth example, the number is 9, and the proportion of the connecting materials is nitrocotton: PU resin: the viscosity of the finished high-temperature-resistant ink with modified rosin resin=70:30:0 is generally high, the high-temperature-resistant ink has no test significance, and a performance test is canceled.
In the sixth embodiment, the number is 1, and the proportion of the connecting materials is nitrocotton: PU resin: experimental data for modified rosin resin=50:30:20 are as follows:
in the sixth embodiment, the number is 2, and the proportion of the binder is nitrocotton: PU resin: experimental data for modified rosin resin=30:30:40 are as follows:
/>
in the sixth embodiment, the number is 3, and the proportion of the binder is nitrocotton: PU resin: experimental data for modified rosin resin=15:30:55 are as follows:
in the sixth embodiment, the number is 4, and the proportion of the binder is nitrocotton: PU resin: experimental data for modified rosin resin=60:20:20 are as follows:
in the sixth embodiment, the number is 5, and the proportion of the binder is nitrocotton: PU resin: modified rosin resin=70:10:20, and all experimental data made showed curl.
In the sixth embodiment, the number is 6, and the proportion of the binder is nitrocotton: PU resin: modified rosin resin=50:20:30, and all experimental data made showed curl.
In the sixth embodiment, the number is 7, and the proportion of the binder is nitrocotton: PU resin: modified rosin resin=50:10:40, and all experimental data made showed curl.
In the sixth embodiment, the number is 8, and the proportion of the binder is nitrocotton: PU resin: the viscosity of the finished high-temperature-resistant ink with modified rosin resin=60:30:10 is generally high, the high-temperature-resistant ink has no test significance, and a performance test is canceled.
In the sixth embodiment, the number is 9, and the proportion of the binder is nitrocotton: PU resin: the viscosity of the finished high-temperature-resistant ink with modified rosin resin=70:30:0 is generally high, the high-temperature-resistant ink has no test significance, and a performance test is canceled.
Analysis: from examples one to six, it is known that the titanate chelate (zirconate chelate) is improved in temperature resistance with an increase in the titanate chelate with respect to the organic color and the carbon black ink. The titanate chelate increases to improve the adhesion to the ink and also increases the viscosity.
Example seven
The high-temperature resistant ink of the white pigment is prepared in the embodiment, wherein the white pigment is titanium dioxide pigment, and the model is medium titanium R606.
The auxiliary agent comprises a dispersing agent, polyethylene wax powder, a plasticizing agent and an anti-settling agent;
the mixed solvent comprises ethanol, ethyl acetate, n-propyl acetate, propylene glycol methyl ether acetate (two or more);
first, the proportion of each component is determined, and the prefabricated semi-finished product A is used in the embodiment, namely nano calcium carbonate: weighing and configuring the ratio of titanate=55:10:1, and then determining the ratio of 20% of mixed solvent to 20% of binder, 50% of pigment and 10% of auxiliary agent in the prefabricated semi-finished product, and preparing by the following preparation method;
s1, mixing organic solvents of n-propyl acetate, ethyl acetate, anhydrous ethanol and propylene glycol methyl ether in a ratio of 50:20:10:20, dividing the mixture into a mixed solution A and a mixed solution B, adding a plasticizer and nitrocellulose into the mixed solution A, and stirring the mixture until the plasticizer and the nitrocellulose are completely dissolved to obtain a semi-finished product solution;
s2, adding PU resin, a dispersing agent, titanium pigment, polyethylene wax powder and nano calcium carbonate into the semi-finished product liquid, setting the stirring rotation speed to be 600-1500 r/min, and stirring for 30-60 min to obtain paste;
s3, grinding the paste for 3-5 times, and mixing with the mixed solution B to obtain a high-temperature-resistant printing ink semi-finished product;
s4, adding phthalate into the high-temperature-resistant ink semi-finished product after the temperature of the high-temperature-resistant ink semi-finished product is lower than 50 ℃, setting the stirring rotation speed to be 500-900 r/min, stirring for 15-30 min, and filtering after stirring is completed to obtain the high-temperature-resistant ink finished product.
And (3) storing and curing the liquid high-temperature-resistant ink finished product for 24 hours at normal temperature, and then testing the performance of the liquid high-temperature-resistant ink finished product.
In this example, a change in the proportion of binder was made as follows:
1 proportion of the connecting materials: nitrocotton: PU resin: modified rosin resin=50:30:20;
2 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=30:30:40;
3 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=15:30:55;
4 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=60:20:20;
5 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=70:10:20;
and 6, proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=50:20:30;
7 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=50:10:40;
8 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=60:30:10;
9 proportion of connecting materials: nitrocotton: PU resin: modified rosin resin=70:30:0.
Example eight
The difference between this example and example seven is that this example uses a preformed semi-finished product a: titanate=55:10:3 ratio for weighing configuration.
Example nine
The difference between this example and example seven is that this example uses a preformed semi-finished product a: titanate=55:10:5 ratio for weighing configuration.
Examples ten
The difference between this example and example seven is that this example uses a preformed semi-finished product a: titanate=55:10:7 ratio for weighing configuration.
Experimental items
Each experimental calculation of 17 pigments was performed for the above examples, and the experimental method is as follows:
the viscosity of the finished ink is 15-35 seconds/4 # n ink: test conditions: 25+/-1 ℃,4# enrobed cup. When the viscosity is more than or equal to 55 seconds, the viscosity is judged to be not in accordance with the basic design requirement, and other properties are not detected.
Adhesion test: according to the printing ink 100, (absolute ethyl alcohol: ethyl acetate=1:1 mixed solution) 30, drying for 1h at 65 ℃ in a PLA degradable film coating oven until the bottom is cut and dried; after the coating layer was adhered using the 3M tape, the ink adhered to the tape was observed and calculated
Crimping: according to the printing ink 100, (absolute ethyl alcohol: ethyl acetate=1:1 mixed solution) 30, drying for 1h at 65 ℃ in a PLA degradable film coating oven until the bottom is cut, coating 10cmx10cm, and measuring four upturned angles with the center point to be less than or equal to 5 degrees to indicate that the ink is not obvious; the angle of 5-10 degrees is slight; 10-15 degrees obviously; is more than or equal to 15 degrees; (average of three films coated)
And (3) temperature resistance test: heat sealing instrument (heating up and down, pressure 2KG force)
The test data for each ratio numbered 1-9 in example seven are as follows:
the test data for each ratio numbered 1-9 in example eight are as follows:
/>
the test data for each ratio numbered 1-9 in example nine is as follows:
the test data for each ratio numbered 1-9 in example ten are as follows:
/>
analysis: from examples seven to ten, it is known that, for the white pigment ink, the titanate chelate (zirconate chelate) is improved in temperature resistance with an increase in the titanate chelate, but the yellowing resistance is reduced with an increase in the modified rosin resin, the titanate chelate is improved in adhesion to the ink, and the viscosity is also increased.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the present invention.
Claims (10)
1. The high-temperature-resistant ink for the PLA guard is characterized by comprising the following components:
prefabricating a semi-finished product, nano calcium carbonate, titanate and a supplement;
the prefabricated semi-finished product comprises a mixed solvent, a connecting material, pigment and an auxiliary agent;
the connecting material comprises PU resin, nitrocellulose and modified rosin resin.
2. The high temperature resistant ink for PLA sanitary ware as set forth in claim 1, wherein the high temperature resistant ink comprises the following components in parts by weight:
55% -75% of prefabricated semi-finished product, 10% -15% of nano calcium carbonate, 1% -3% of titanate and supplementing the material to 100% by using a supplement;
the prefabricated semi-finished product comprises 20-45% of mixed solvent, 20-25% of connecting material, 25-50% of pigment and 10% of auxiliary agent;
the connecting material comprises 10-30% of PU resin, 15-70% of nitrocellulose and 0-30% of modified rosin resin.
3. The high temperature resistant ink for PLA sanitary ware as set forth in claim 2, wherein the high temperature resistant ink comprises the following components in parts by weight:
75% of prefabricated semi-finished product, 15% of nano calcium carbonate, 1% -3% of titanate and supplementing to 100% by using a supplement;
the prefabricated semi-finished product comprises 45% of mixed solvent, 25% of connecting material, 25% of pigment and 10% of auxiliary agent;
the connecting material comprises 10-30% of PU resin, 15-70% of nitrocellulose and 0-30% of modified rosin resin.
4. The high temperature resistant ink for PLA sanitary ware as claimed in claim 2, wherein the white pigment type high temperature resistant ink comprises the following components in parts by weight:
55% of prefabricated semi-finished product, 10% of nano calcium carbonate, 1% -3% of titanate and supplementing to 100% by using a supplement;
the prefabricated semi-finished product comprises 20% of mixed solvent, 20% of connecting material, 50% of titanium pigment and 10% of auxiliary agent;
the connecting material comprises 10-30% of PU resin, 15-70% of nitrocellulose and 0-30% of modified rosin resin.
5. The high temperature resistant ink for PLA sanitary material as set forth in claim 1, wherein the mixed solvent includes n-propyl acetate, ethyl acetate, anhydrous ethanol and propylene glycol methyl ether, and the ratio of n-propyl acetate, ethyl acetate, anhydrous ethanol and propylene glycol methyl ether is 50:20 to 25:10 to 15:20;
the auxiliary agent comprises medium ethyl acetate, a dispersing agent, a plasticizing agent and polyethylene wax powder, wherein the proportion of the medium ethyl acetate to the dispersing agent to the plasticizing agent to the polyethylene wax powder is 10:10:40:40.
6. The high temperature resistant ink for PLA sanitary ware of claim 1, wherein the supplement is a mixed solution of ethanol and ethyl acetate, and the ratio of the ethanol to the ethyl acetate is 1:1.
7. The high temperature resistant ink for PLA sanitary ware of claim 5, wherein the auxiliary agent further comprises an anti-settling agent.
8. The preparation method of the high-temperature-resistant ink for the PLA guard is characterized by comprising the following preparation steps:
s1, mixing a mixed solvent, dividing the mixed solvent into a mixed solution A and a mixed solution B, adding a plasticizer and nitrocellulose into the mixed solution A, and stirring until the plasticizer and nitrocellulose are completely dissolved to obtain a semi-finished product solution;
s2, adding a connecting material and the rest auxiliary agent into the semi-finished product liquid to form a prefabricated semi-finished product, adding nano calcium carbonate into the prefabricated semi-finished product, setting the stirring rotation speed to be 600-1500 r/min, and stirring for 30-60 min to obtain paste;
s3, grinding the paste for 3-5 times, and mixing with the mixed solution B to obtain a high-temperature-resistant printing ink semi-finished product;
s4, adding phthalate into the high-temperature-resistant ink semi-finished product after the temperature of the high-temperature-resistant ink semi-finished product is lower than 50 ℃, setting the stirring rotation speed to be 500-900 r/min, stirring for 15-30 min, and filtering after stirring is completed to obtain the high-temperature-resistant ink finished product.
9. The method for preparing the high temperature resistant ink for PLA guard as claimed in claim 8, wherein the volume ratio of the mixed solution A to the mixed solution B is 3-8: 2.
10. the method for preparing high temperature resistant ink for PLA guard as claimed in claim 8, wherein the fineness of the paste slurry after grinding is less than or equal to 5 μm.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019123823A (en) * | 2018-01-18 | 2019-07-25 | Ｄｉｃグラフィックス株式会社 | Liquid printing ink composition for surface printing and printed matter |
| JP2019123810A (en) * | 2018-01-17 | 2019-07-25 | Ｄｉｃグラフィックス株式会社 | Liquid ink composition |
| JP7098020B1 (en) * | 2021-04-21 | 2022-07-08 | 大日精化工業株式会社 | Ink compositions, laminates, and food packaging materials |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019123810A (en) * | 2018-01-17 | 2019-07-25 | Ｄｉｃグラフィックス株式会社 | Liquid ink composition |
| JP2019123823A (en) * | 2018-01-18 | 2019-07-25 | Ｄｉｃグラフィックス株式会社 | Liquid printing ink composition for surface printing and printed matter |
| JP7098020B1 (en) * | 2021-04-21 | 2022-07-08 | 大日精化工業株式会社 | Ink compositions, laminates, and food packaging materials |
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