CN105907167A - Antibacterial waterproof modified waterborne polyurethane ink and preparation method thereof - Google Patents
Antibacterial waterproof modified waterborne polyurethane ink and preparation method thereof Download PDFInfo
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- CN105907167A CN105907167A CN201610297715.7A CN201610297715A CN105907167A CN 105907167 A CN105907167 A CN 105907167A CN 201610297715 A CN201610297715 A CN 201610297715A CN 105907167 A CN105907167 A CN 105907167A
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- Prior art keywords
- ink
- aqueous polyurethane
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- slurry
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/006—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polymers provided for in C08G18/00
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The invention discloses antibacterial waterproof modified waterborne polyurethane ink. According to the printing ink, a composite emulsified sizing agent of modified Na-montmorillonite and hexafluorobutyl methacrylate is utilized to carry out modification processing on waterborne polyurethane; both waterproofness and mechanical performance of the modified polyurethane can be improved. The prepared ink finished product is good in film forming effect, resists to water and weather after being dried, has high thermal stability, and also has a long-acting and environmental-friendly antibacterial effect.
Description
Technical field
The present invention relates to water color ink technical field, particularly relate to a kind of antibacterial water-fast modified aqueous polyurethane ink and preparation method thereof.
Background technology
Water color ink is to be made up of water-soluble resin, organic pigment, solvent and related auxiliaries, and it has the excellent feature of environmental protection, can alleviate current packaging and there is pollution problem with printing industry, become current and ink industry from now on prior development direction.
Water-based polyurethane ink has the advantages such as color representation power good, adhesive force is good, oil resistant, and various stock materials are had wide applicability.Owing to aqueous polyurethane existing hydrophilic group, its water-resistant coating formed, thermostability and viscoelasticity be not good enough, especially the difference of resistance to water, directly affects the experience of print product, it is therefore desirable to the performance of aqueous polyurethane is made further improvements, to improve its performance." preparation of nano silicon dioxide modifying water polyurethane dispersing liquid and sign " literary composition utilizes silane coupler to hydrolyze dispersion in polyoxypropyleneglycol solution and prepares nano silicon polyoxypropyleneglycol dispersion, participate in aqueous polyurethane building-up process, obtain nano-silicon dioxide modified aqueous polyurethane emulsion, its hydrophobicity of the polyurethane coating that this method obtains and case hardness have obtained certain improvement, but its hot strength and elongation at break decrease, comprehensive mechanical property is not good enough, as can be seen here, possess the emulsion of excellent mechanical property and be only improving hydrophobic acquisition of aqueous polyurethane simultaneously there is the research emphasis of actual application value, also it is purpose of the present invention place.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that a kind of antibacterial water-fast modified aqueous polyurethane ink and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of antibacterial water-fast modified aqueous polyurethane ink, this printing-ink is made up of the raw material of following weight portion: solid content is the aqueous polyurethane emulsion 40-50 of 30-40%, Hexafluorobutyl mathacrylate 8-10, poly-D-lysine 1-2, aqueous pigment 10-20, titanate coupling agent 0.1-0.2, glycidyl methacrylate 1-2, defoamer 0.01-0.02, sodium-based montmorillonite 2-3, polycarboxylate dehydragent 0.1-0.2, deionized water 20-25, concentration are the ammonium persulfate aqueous solution 0.2-0.5 of 10-15%, dodecyl sodium sulfate 0.5-1.
The preparation method of described a kind of antibacterial water-fast modified aqueous polyurethane ink, this preparation method is divided into following step:
(1) first poly-D-lysine, dodecyl sodium sulfate are configured to mixed solution with deionized water, it is subsequently added sodium-based montmorillonite, titanate coupling agent is dripped after swelling 40-60min, dropping limit, limit is stirred, standing and reacting 1-2h after completion of dropwise addition, adding Hexafluorobutyl mathacrylate subsequently, high-speed stirred mixing 40-60min, gained mixing and emulsifying slurry is standby；
(2) aqueous polyurethane emulsion is put in four-hole boiling flask, then emulsifying slurry and the glycidyl methacrylate of 1/4 amount it are simultaneously added dropwise, dropping limit, limit is stirred, high-speed stirred mixing 1-2h after completion of dropwise addition, subsequently reaction system is heated to 55-60 DEG C, add the ammonium persulfate aqueous solution of 1/3 weight portion, it is warming up to 75-80 DEG C after stirring hybrid reaction 1.5-2h, drip emulsifying slurry and the ammonium persulfate aqueous solution of surplus again, 1-2h is reacted after dropping, reaction terminates rear solution and is cooled to room temperature, and regulation system pH value is 7-8, filters discharging；
(3) being mixed with other leftover materials by material prepared by step (2), put in sand mill in the lump and be fully ground, the particle diameter making gained slurry is≤5 μm, and uses deionized water regulation system viscosity, discharging and get final product.
The present invention utilizes modified sodium-based montmorillonite, the composite emulsifying slurry of Hexafluorobutyl mathacrylate to be modified aqueous polyurethane processing, and modified polyurethane resistance to water and mechanical property all can be improved.The ink finished product film-formation result prepared is good, dried water-fast weather-proof, and Heat stability is good also has long-acting, the antibacterial effect of environmental protection.
Detailed description of the invention
A kind of antibacterial water-fast modified aqueous polyurethane ink, this printing-ink is made up of the raw material of following weight portion: ammonium persulfate aqueous solution 0.2, the dodecyl sodium sulfate 0.5 that aqueous polyurethane emulsion 40 that solid content is 30%, Hexafluorobutyl mathacrylate 8, poly-D-lysine 1, aqueous pigment 10, titanate coupling agent 0.1, glycidyl methacrylate 1, defoamer 0.01, sodium-based montmorillonite 2, polycarboxylate dehydragent 0.1, deionized water 20, concentration are 10%.
This ink preparation method is divided into following step:
(1) first poly-D-lysine, dodecyl sodium sulfate are configured to mixed solution with deionized water, it is subsequently added sodium-based montmorillonite, titanate coupling agent is dripped after swelling 40min, dropping limit, limit is stirred, standing and reacting 1h after completion of dropwise addition, adding Hexafluorobutyl mathacrylate subsequently, high-speed stirred mixing 40min, gained mixing and emulsifying slurry is standby；
(2) aqueous polyurethane emulsion is put in four-hole boiling flask, then emulsifying slurry and the glycidyl methacrylate of 1/4 amount it are simultaneously added dropwise, dropping limit, limit is stirred, high-speed stirred mixing 1h after completion of dropwise addition, subsequently reaction system is heated to 55 DEG C, add the ammonium persulfate aqueous solution of 1/3 weight portion, it is warming up to 75 DEG C after stirring hybrid reaction 1.5h, drip emulsifying slurry and the ammonium persulfate aqueous solution of surplus again, 1h is reacted after dropping, reaction terminates rear solution and is cooled to room temperature, and regulation system pH value is 7, filters discharging；
(3) being mixed with other leftover materials by material prepared by step (2), put in sand mill in the lump and be fully ground, the particle diameter making gained slurry is≤5 μm, and uses deionized water regulation system viscosity, discharging and get final product.
By prepared ink printing on plastic rubber substrate, after it is completely dried, according to corresponding country examination criteria, the performance test results of this ink and coating thereof is:
| Detection project | Testing result |
| Viscosity | 1215mpa.s |
| Tinting strength, tinting power | 102 |
| Hardness (pencil hardness) | 3H |
| Adhesive force | 98% |
| Glossiness (60 DEG C of specular gloss instrument) | 60 |
| Thermostability (80 DEG C × 24h) | It is bad that coating is intact |
| Ethanol-tolerant, Acidity of Aikalinity | Invariant color, do not ftracture, do not fall off |
| Water resistant grade | 5 grades |
| Antibiotic rate (escherichia coli, staphylococcus aureus) | ≥95% |
Claims (2)
1. an antibacterial water-fast modified aqueous polyurethane ink, it is characterized in that, this printing-ink is made up of the raw material of following weight portion: solid content is the aqueous polyurethane emulsion 40-50 of 30-40%, Hexafluorobutyl mathacrylate 8-10, poly-D-lysine 1-2, aqueous pigment 10-20, titanate coupling agent 0.1-0.2, glycidyl methacrylate 1-2, defoamer 0.01-0.02, sodium-based montmorillonite 2-3, polycarboxylate dehydragent 0.1-0.2, deionized water 20-25, concentration are the ammonium persulfate aqueous solution 0.2-0.5 of 10-15%, dodecyl sodium sulfate 0.5-1.
The preparation method of a kind of antibacterial water-fast modified aqueous polyurethane ink the most as claimed in claim 1, it is characterised in that this preparation method is divided into following step:
(1) first poly-D-lysine, dodecyl sodium sulfate are configured to mixed solution with deionized water, it is subsequently added sodium-based montmorillonite, titanate coupling agent is dripped after swelling 40-60min, dropping limit, limit is stirred, standing and reacting 1-2h after completion of dropwise addition, adding Hexafluorobutyl mathacrylate subsequently, high-speed stirred mixing 40-60min, gained mixing and emulsifying slurry is standby；
(2) aqueous polyurethane emulsion is put in four-hole boiling flask, then emulsifying slurry and the glycidyl methacrylate of 1/4 amount it are simultaneously added dropwise, dropping limit, limit is stirred, high-speed stirred mixing 1-2h after completion of dropwise addition, subsequently reaction system is heated to 55-60 DEG C, add the ammonium persulfate aqueous solution of 1/3 weight portion, it is warming up to 75-80 DEG C after stirring hybrid reaction 1.5-2h, drip emulsifying slurry and the ammonium persulfate aqueous solution of surplus again, 1-2h is reacted after dropping, reaction terminates rear solution and is cooled to room temperature, and regulation system pH value is 7-8, filters discharging；
(3) being mixed with other leftover materials by material prepared by step (2), put in sand mill in the lump and be fully ground, the particle diameter making gained slurry is≤5 μm, and uses deionized water regulation system viscosity, discharging and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610297715.7A CN105907167A (en) | 2016-05-06 | 2016-05-06 | Antibacterial waterproof modified waterborne polyurethane ink and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610297715.7A CN105907167A (en) | 2016-05-06 | 2016-05-06 | Antibacterial waterproof modified waterborne polyurethane ink and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105907167A true CN105907167A (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610297715.7A Pending CN105907167A (en) | 2016-05-06 | 2016-05-06 | Antibacterial waterproof modified waterborne polyurethane ink and preparation method thereof |
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| CN (1) | CN105907167A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110903702A (en) * | 2019-12-06 | 2020-03-24 | 云南凤凰纸制品有限公司 | Antibacterial agent suitable for tipping paper |
| CN115414262A (en) * | 2022-07-19 | 2022-12-02 | 江苏诺兴生物科技有限公司 | Epsilon-polylysine Pickering emulsion and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101260179A (en) * | 2008-04-24 | 2008-09-10 | 东莞市宏达聚氨酯有限公司 | Method for preparing fluorine modifying water-base polyurethane emulsion, products and application thereof as industrial paint |
| CN103073953A (en) * | 2013-02-07 | 2013-05-01 | 苏州牛剑新材料有限公司 | Waterborne conductive ink and preparation method thereof |
| CN103333315A (en) * | 2013-07-09 | 2013-10-02 | 汕头市东和机械有限公司 | Preparation method of modified polyurethane used for printing ink |
-
2016
- 2016-05-06 CN CN201610297715.7A patent/CN105907167A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101260179A (en) * | 2008-04-24 | 2008-09-10 | 东莞市宏达聚氨酯有限公司 | Method for preparing fluorine modifying water-base polyurethane emulsion, products and application thereof as industrial paint |
| CN103073953A (en) * | 2013-02-07 | 2013-05-01 | 苏州牛剑新材料有限公司 | Waterborne conductive ink and preparation method thereof |
| CN103333315A (en) * | 2013-07-09 | 2013-10-02 | 汕头市东和机械有限公司 | Preparation method of modified polyurethane used for printing ink |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110903702A (en) * | 2019-12-06 | 2020-03-24 | 云南凤凰纸制品有限公司 | Antibacterial agent suitable for tipping paper |
| CN110903702B (en) * | 2019-12-06 | 2022-03-15 | 云南凤凰纸制品有限公司 | Antibacterial agent suitable for tipping paper |
| CN115414262A (en) * | 2022-07-19 | 2022-12-02 | 江苏诺兴生物科技有限公司 | Epsilon-polylysine Pickering emulsion and preparation method and application thereof |
| CN115414262B (en) * | 2022-07-19 | 2023-09-22 | 江苏诺兴生物科技有限公司 | Epsilon-polylysine Pickering emulsion and preparation method and application thereof |
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| PB01 | Publication | ||
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Application publication date: 20160831 |