CN108503770A - Aqueous printing ink polyurethane and preparation method thereof - Google Patents
Aqueous printing ink polyurethane and preparation method thereof Download PDFInfo
- Publication number
- CN108503770A CN108503770A CN201710105405.5A CN201710105405A CN108503770A CN 108503770 A CN108503770 A CN 108503770A CN 201710105405 A CN201710105405 A CN 201710105405A CN 108503770 A CN108503770 A CN 108503770A
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- CN
- China
- Prior art keywords
- printing ink
- added
- aqueous printing
- polyurethane
- ink polyurethane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/34—Carboxylic acids; Esters thereof with monohydroxyl compounds
- C08G18/348—Hydroxycarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6625—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/34
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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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Polyurethanes Or Polyureas (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The invention belongs to organic polymer synthesis technical fields, and in particular to a kind of aqueous printing ink polyurethane and preparation method thereof.It is made of following raw material：Isocyanates, 2,4 diisocyanate of toluene, polyether polyol, polyester diol, triethylamine, 1,4 butanediols, dimethylolpropionic acid, deionized water, acetone.Aqueous printing ink polyurethane of the present invention is used to prepare ink, and safety and environmental protection, stability is good, rate of drying is fast, adhesive force is high, filming performance is high, rub resistance；The present invention also provides preparation methods, are easy to industrialized production.
Description
Technical field
The invention belongs to organic polymer synthesis technical fields, and in particular to a kind of aqueous printing ink polyurethane and its preparation
Method.
Background technology
Ink is the important materials for printing, mineral oil is all contained in common offset ink, and harmful.
Water-based ink is free of volatile organic solvent, safe and nontoxic, is largely used in food, drug, toy for children
Flexible packaging printing.But there are problems for current aqueous printing ink polyurethane, such as：Stability is poor, slow drying speed, adhesive force
It is low, filming performance is general, the requirement of printing cannot be met very well.
Property of Waterborne Polyurethane affects the performance of ink, as stability, wear resistance, water resistance, rate of drying,
Paper adhesive force etc..Therefore, the research of aqueous polyurethane is extremely important.
Invention content
In view of the deficiencies of the prior art, the object of the present invention is to provide a kind of aqueous printing ink polyurethane, it is used to prepare oil
Ink, safety and environmental protection, stability is good, rate of drying is fast, adhesive force is high, filming performance is high, rub resistance；The present invention also provides its preparations
Method.
A kind of aqueous printing ink polyurethane, is prepared from the following raw materials in parts by weight：
The relative molecular mass of polyether polyol is 500-1500, degree of functionality 1.5-2.5.
The relative molecular mass of polyester diol is 1000-1500, degree of functionality 1.5-2.5.
Pigment is phthalocyanine blue.
The preparation method of the aqueous printing ink polyurethane：
Will polyether polyol, polyester diol input reaction bulb in, be added isocyanates, Toluene-2,4-diisocyanate, 4- diisocyanate,
80 DEG C are warming up to, is reacted 1 hour, is cooled to 50 DEG C, dimethylolpropionic acid is added, under the conditions of controlling 80 DEG C of temperature, is stirred to react 1
Hour, prepolymer is obtained, after 1,4-butanediol reaction being added 2 hours, is cooled to room temperature, obtains performed polymer；Acetone, stirring is added
Uniformly；Triethylamine is added dropwise, deionized water is added, emulsification boils off acetone, obtains polyurethane latex.
The present invention has the following advantages：
Aqueous printing ink polyurethane of the present invention, is used to prepare ink safety and environmental protection, and stability is good, rate of drying
Soon, adhesive force is high, filming performance is high, rub resistance；The present invention also provides preparation methods, are easy to industrialized production.
Specific implementation mode
With reference to embodiment, the present invention will be further described.
All raw materials of embodiment are commercial product.
Embodiment 1
A kind of aqueous printing ink polyurethane, is prepared from the following raw materials in parts by weight：
The relative molecular mass of polyether polyol is 500-1500, degree of functionality 2.
The relative molecular mass of polyester diol is 1000-1500, degree of functionality 2.
The preparation method of the aqueous printing ink polyurethane：Polyether polyol, polyester diol are put into reaction bulb,
Isocyanates, Toluene-2,4-diisocyanate is added, 4- diisocyanate is warming up to 80 DEG C, reacts 1 hour, is cooled to 50 DEG C, and dihydroxymethyl is added
Butyric acid is stirred to react 1 hour under the conditions of controlling 80 DEG C of temperature, obtains prepolymer, cold after 1,4-butanediol reaction being added 2 hours
But to room temperature, performed polymer is obtained；Acetone is added, stirs evenly；Triethylamine is added dropwise, deionized water is added, emulsification boils off acetone,
Obtain polyurethane latex.
Embodiment 2
A kind of aqueous printing ink polyurethane, is prepared from the following raw materials in parts by weight：
The relative molecular mass of polyether polyol is 500-1500, degree of functionality 2.
The relative molecular mass of polyester diol is 1000-1500, degree of functionality 2.
The preparation method of the aqueous printing ink polyurethane：Polyether polyol, polyester diol are put into reaction bulb,
Isocyanates, Toluene-2,4-diisocyanate is added, 4- diisocyanate is warming up to 80 DEG C, reacts 1 hour, is cooled to 50 DEG C, and dihydroxymethyl is added
Butyric acid is stirred to react 1 hour under the conditions of controlling 80 DEG C of temperature, obtains prepolymer, cold after 1,4-butanediol reaction being added 2 hours
But to room temperature, performed polymer is obtained；Acetone is added, stirs evenly；Triethylamine is added dropwise, deionized water is added, emulsification boils off acetone,
Obtain polyurethane latex.
The polyurethane latex is prepared into water-based ink using common process, after tested, adhesive force 99%, tinting strength, tinting power 100, acid
It is non-discolouring under alkaline condition, do not crack, do not fall off.
Claims (5)
1. a kind of aqueous printing ink polyurethane, it is characterised in that：It is prepared from the following raw materials in parts by weight：
2. aqueous printing ink polyurethane according to claim 1, it is characterised in that：The relative molecular mass of polyether polyol
For 500-1500, degree of functionality 1.5-2.5.
3. aqueous printing ink polyurethane according to claim 1, it is characterised in that：The relative molecular mass of polyester diol
For 1000-1500, degree of functionality 1.5-2.5.
4. aqueous printing ink polyurethane according to claim 1, it is characterised in that：Pigment is phthalocyanine blue.
5. a kind of preparation method of any aqueous printing ink polyurethane of claim 1-4, it is characterised in that：
By in polyether polyol, polyester diol input reaction bulb, isocyanates, Toluene-2,4-diisocyanate, 4- diisocyanate, heating is added
It to 80 DEG C, reacts 1 hour, is cooled to 50 DEG C, dimethylolpropionic acid is added, under the conditions of controlling 80 DEG C of temperature, it is small to be stirred to react 1
When, prepolymer is obtained, after 1,4-butanediol reaction being added 2 hours, is cooled to room temperature, obtains performed polymer；Acetone is added, stirring is equal
It is even；Triethylamine is added dropwise, deionized water is added, emulsification boils off acetone, obtains polyurethane latex.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710105405.5A CN108503770A (en) | 2017-02-26 | 2017-02-26 | Aqueous printing ink polyurethane and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710105405.5A CN108503770A (en) | 2017-02-26 | 2017-02-26 | Aqueous printing ink polyurethane and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108503770A true CN108503770A (en) | 2018-09-07 |
Family
ID=63372964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710105405.5A Pending CN108503770A (en) | 2017-02-26 | 2017-02-26 | Aqueous printing ink polyurethane and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108503770A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110804157A (en) * | 2019-11-26 | 2020-02-18 | 南通高盟新材料有限公司 | Quick-drying waterborne polyurethane ink binder and preparation method thereof |
-
2017
- 2017-02-26 CN CN201710105405.5A patent/CN108503770A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110804157A (en) * | 2019-11-26 | 2020-02-18 | 南通高盟新材料有限公司 | Quick-drying waterborne polyurethane ink binder and preparation method thereof |
| CN110804157B (en) * | 2019-11-26 | 2022-03-08 | 南通高盟新材料有限公司 | Quick-drying waterborne polyurethane ink binder and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180907 |
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| WD01 | Invention patent application deemed withdrawn after publication |