CN113025146A - High-wet-sticking-resistance polishing oil and preparation method thereof - Google Patents
High-wet-sticking-resistance polishing oil and preparation method thereof Download PDFInfo
- Publication number
- CN113025146A CN113025146A CN202110488582.2A CN202110488582A CN113025146A CN 113025146 A CN113025146 A CN 113025146A CN 202110488582 A CN202110488582 A CN 202110488582A CN 113025146 A CN113025146 A CN 113025146A
- Authority
- CN
- China
- Prior art keywords
- wet
- emulsion
- water
- styrene
- oil
- 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.)
- Pending
Links
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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Abstract
The invention discloses a high-wet-viscosity-resistance water-based glazing oil and a preparation method thereof, and the high-wet-viscosity-resistance water-based glazing oil comprises, by weight, 60-70% of room-temperature crosslinking type polyacrylate emulsion, 5-12% of styrene-acrylate resin liquid, 9-15% of wax emulsion, 6-8% of auxiliary agent and 6-10% of water, wherein the auxiliary agent comprises a defoaming agent, a slip agent and a film-forming auxiliary agent. The high wet-sticking-resistance water-based glazing oil can ensure excellent wet-sticking resistance by directly glazing on paper prints, and is particularly suitable for glazing the surfaces of paper prints with wet-sticking resistance requirements.
Description
The technical field is as follows:
the invention relates to the field of printing ink, in particular to high-wet-sticking-resistance polishing oil and a preparation method thereof.
Background art:
the water-based varnish has the characteristics of no toxicity, environmental protection, low price and the like, and is more and more applied to the paper printing industry, but the water-based varnish still has defects in the aspects of gloss, wet adhesion and the like, can not well meet the customer requirements, is limited in application in the fields of requiring moisture resistance and wet adhesion resistance, such as beer boxes, beverage boxes and the like, and urgently needs to solve the technical problem.
The invention content is as follows:
the technical problem to be solved by the invention is to provide the high-wet-sticking-resistance glazing oil, which can ensure excellent wet sticking resistance by directly glazing on a paper printed matter, and is particularly suitable for glazing the surface of the paper printed matter with the wet sticking resistance requirement.
The technical scheme of the invention is that the high-wet-viscosity-resistance glazing oil comprises, by weight, 60-70% of room-temperature crosslinking type polyacrylate emulsion, 5-12% of styrene-acrylate resin liquid, 9-15% of wax emulsion, 6-8% of auxiliary agent and 6-10% of water, wherein the auxiliary agent comprises a defoaming agent, a slip agent and a film-forming auxiliary agent.
As a preferred technical scheme, the room-temperature crosslinking type polyacrylate emulsion is a room-temperature self-crosslinking type acrylate emulsion.
As a preferred embodiment, the styrene-acrylate resin liquid is an alkali-soluble styrene-acrylic resin.
As a preferred technical scheme, the wax emulsion is wax emulsion with the solid part of 30-40%.
As a preferred technical scheme, the defoaming agent is a mixture of foam-breaking polysiloxane and hydrophobic particles in polyethylene glycol, and the solid content is 95-100%.
As a preferred technical scheme, the slip agent is an aqueous dispersion of ultra-high molecular weight polydimethylsiloxane.
As a preferable technical scheme, the film-forming assistant is dodecyl alcohol ester or dipropylene glycol methyl ether.
In a preferred embodiment, the monomer is styrene, methyl methacrylate, and glycidyl methacrylate.
The room temperature crosslinking type polyacrylate emulsion is synthesized into the high glass transition temperature resin emulsion containing styrene, methyl methacrylate and glycidyl methacrylate raw materials by an emulsion polymerization method, and the emulsion can provide high glass transition temperature and re-solubility for a formula and simultaneously provide an epoxy group which is latent-cured with a carboxyl group in an alkali-soluble resin.
Emulsion formulation
The specific synthesis process comprises the following steps:
(1) pre-emulsification
The monomer, the emulsifier and the deionized water are added into a 500ml four-necked flask provided with an electric stirrer, a thermometer, a condenser tube and a dropping funnel, and stirred at 60 +/-2 ℃ for about 10min to obtain the pre-emulsion.
(2) Polymerisation
Heating 1/5 pre-emulsion to 75 + -2 deg.C in a four-necked bottle, adding 1/4APS solution dropwise, reacting for 30min, dividing the rest APS solution into four parts, keeping the reaction temperature constant, adding one part of APS solution into the reaction bottle, adding the rest 3/4 pre-emulsion dropwise, and completing dropping for 1h, wherein one part of Ammonium Persulfate (APS) solution is added every 30 min;
the method comprises the following steps: the monomers were not pre-emulsified. Dissolving the monomers in deionized water, adding the monomers into a reaction bottle at one time, adding one part of APS solution, dropwise adding the mixed solution of the second section of monomers, completing dropwise adding within 1h, carrying out heat preservation reaction for 2h, and adding one part of APS solution every 30 min;
a second method; pre-emulsifying the monomers. Pre-emulsifying monomers, an emulsifier and deionized water by the same method as that of pre-emulsifying seeds, slowly dripping the pre-emulsified monomers into the nuclear emulsion within 1h, keeping the temperature for reaction for 2h, and supplementing APS liquid every 30 min; the temperature is increased to 80 plus or minus 1 ℃, the reaction is carried out for 2h, the temperature is reduced to room temperature, 10 percent of dihydrazide oxalate (ADH) solution is slowly added, and the mixture is neutralized to be neutral by ammonia water. Filtering and discharging to obtain the milky white emulsion which is blue light.
In addition, as a preferred technical scheme, the alkali-soluble styrene-acrylic resin has the following synthetic formula:
synthetic formula
The synthesis process of the compound is as follows,
firstly, adding a proper amount of solvent, a molecular weight regulator, a part of monomer solution (accounting for about 30 percent of the total monomer solution) and a part of initiator solution (accounting for 90 percent of the total initiator solution) into a reactor, adding the rest of monomer solution into a constant-pressure separating funnel, heating to 130 ℃, slowly stirring, preheating for 30min, dropwise adding the monomer solution, completing dropping for 2h, supplementing the initiator solution, preserving the heat for 2h, and cooling to obtain a polymer solution; pouring the polymer solution into a tray containing deionized water gradually, stirring continuously until all solids are separated out into smaller particles, then carrying out vacuum filtration, and drying the obtained solid polymer to obtain the alkali-soluble styrene-acrylic resin solid powder.
Alkalizing solid resin, adding a certain amount of solid resin and deionized water into a reactor, heating to 70 ℃, slowly stirring, then slowly dropwise adding ammonia water until the solid resin is completely dissolved, and adjusting the pH value to 8-9. To obtain the alkali soluble styrene-acrylic resin liquid.
The invention also provides a preparation method of the high-moisture-resistance water-binding polishing oil, which comprises the following steps,
at normal temperature, adding room temperature cross-linking type acrylate emulsion, then slowly and sequentially adding the defoaming agent, the styrene-acrylate resin liquid, the wax emulsion and the film forming auxiliary agent at the rotation speed of 800-900 r/min while stirring, adjusting the rotation speed to 380-420 r/min after 20-40min, and then dispersing for 20-40min to uniformly disperse various raw materials of the system, thus obtaining the high-moisture-and-water-viscosity-resistant glazing oil.
Compared with the prior art, the invention has the following advantages after adopting the scheme: the wet-sticking resistance of the water-based varnish is improved, and a good wet-sticking resistance effect can be achieved without adding other waterproof additives.
The specific implementation mode is as follows:
the invention is further illustrated with respect to specific embodiments below:
example 1
A high-wet-viscosity-resistance water-based varnish is prepared by taking 63g of acrylic emulsion, stirring 0.1g of defoaming agent, 10g of alkali-soluble styrene-acrylic resin liquid, 15g of water wax emulsion, 5.5g of dodecyl alcohol ester and 0.36g of slip agent, dispersing for 20min, slowly adding 6.04g of water, and uniformly stirring to obtain the water-based varnish.
The wax emulsion is 33% solid, the defoaming agent is a mixture of foam breaking polysiloxane and hydrophobic particles in polyethylene glycol, the solid content is 96%, the slip agent is an aqueous dispersion of ultra-high molecular weight polydimethylsiloxane, and the film-forming aid is dodecyl alcohol ester or dipropylene glycol methyl ether. The room temperature crosslinking type polyacrylate emulsion is a room temperature self-crosslinking type acrylate emulsion. The styrene-acrylate copolymer is prepared by polymerizing styrene, methyl methacrylate and glycidyl methacrylate as monomers, and the specific synthesis process is described in the specification.
Example 2
Taking 65g of acrylic emulsion, dispersing 0.1g of defoaming agent, 10g of alkali-soluble styrene-acrylic resin liquid, 13g of wax emulsion, 5.5g of dodecanol ester and 0.36g of slip agent for 20min, slowly adding 6.04g of water, and uniformly stirring to obtain the water-based glazing oil.
Example 3
Taking 70g of acrylic emulsion, dispersing 0.1g of defoaming agent, 5g of alkali-soluble styrene-acrylic resin liquid, 13g of wax emulsion, 5.5g of dodecanol ester and 0.36g of slip agent for 20min, slowly adding 6.04g of water, and uniformly stirring to obtain the water-based glazing oil.
In the aqueous gloss oil listed in examples 1 to 3, the defoaming agent, the film forming aid, the slip agent and the water are used in the same type and amount for the purpose of comparison and the effect of the emulsion synthesized by the present invention is not limited thereto.
The aqueous gloss oils prepared in examples 1 to 3 were applied to the ink-printed paper by wire drawing with a4 μm wire bar, dried, and examined and evaluated for the properties of the optical film as described below.
The test evaluation method comprises the following steps:
1, appearance: visual inspection was carried out.
2, gloss: the angle of incidence was 60 ℃ as measured according to the specifications of GB/T9754.
3, wear resistance: using a rubbing machine, the plate was cut to a width of 50mm × length of 220mm under a load of 4 lbs and fixed to a rubbing table with a platen press, 80 g of a4 copy paper was cut to a width of 50mm × length of 220mm and fixed to a rubbing body with an eccentric press wheel, and 80 g of a4 copy paper was faced to the plate coating surface, as indicated by the number of times the ink was exposed as the coating was abraded.
4 wet tack resistance: oil/oil level, paper was rated with 50 micron white glue HJJ278, 24H, 1-10, a no stick ink rating of 10, and a total stick ink rating of 1.
TABLE-comparison of Water-based gloss oil Dry film Performance
| Test items | Example 1 | Example 2 | Example 3 |
| Appearance of the product | Bright and smooth | Bright and smooth | Bright and smooth |
| Gloss, GU | 55 | 61 | 58 |
| Wear resistance of | 600 | 400 | 400 |
| Resistance to wet tack | 10 | 10 | 10 |
It should be noted that the specific ratio can be adjusted according to the actual application condition, and on the premise of consistent preparation method, the product properties of the invention are not substantially affected by changing and adjusting within the given ratio interval.
The invention has the advantages of improving the wet-sticking resistance of the water-based varnish, achieving good wet-sticking resistance effect without adding other waterproof additives, and being particularly suitable for polishing the surface of paper printed matters with wet-sticking resistance requirements.
The foregoing is illustrative of the preferred embodiments of the present invention only and is not to be construed as limiting the claims.
Claims (10)
1. The high-wet-viscosity-resistance polishing oil is characterized in that: the adhesive comprises, by weight, 60-70% of room temperature crosslinking type polyacrylate emulsion, 5-12% of styrene-acrylate resin liquid, 9-15% of wax emulsion, 6-8% of auxiliary agent and 6-10% of water, wherein the auxiliary agent comprises defoaming agent, slip agent and film forming auxiliary agent.
2. The high wet-stick water-resistant glazing oil as claimed in claim 1, wherein: the room temperature crosslinking type polyacrylate emulsion is a room temperature self-crosslinking type acrylate emulsion.
3. The high wet-stick water-resistant glazing oil as claimed in claim 2, wherein: the styrene-acrylate resin liquid is an alkali-soluble styrene-acrylic resin.
4. The high wet-stick water-resistant glazing oil as claimed in claim 1, wherein: the wax emulsion is wax emulsion with solid part of 30-40%.
5. The high wet-stick water-resistant glazing oil as claimed in claim 1, wherein: the defoaming agent is a mixture of foam-breaking polysiloxane and hydrophobic particles in polyethylene glycol, and the solid content is 95-100%.
6. The high wet-stick water-resistant glazing oil as claimed in claim 3, wherein: the slip agent is an aqueous dispersion of ultra-high molecular weight polydimethylsiloxane.
7. The high wet-stick water-resistant glazing oil as claimed in claim 1, wherein: the film-forming assistant is dodecyl alcohol ester or dipropylene glycol methyl ether.
8. The high wet-stick water-resistant glazing oil as claimed in claim 1, wherein: the room temperature crosslinking type polyacrylate emulsion is formed by polymerizing styrene, methyl methacrylate and glycidyl methacrylate as monomers.
9. The high wet-stick water-resistant glazing oil as claimed in claim 3, wherein: the alkali soluble styrene-acrylic resin is prepared by the following steps of firstly adding 35-50% of butyl ether solvent, 0.5-2% of molecular weight regulator, part of monomer solution and part of initiator solution into a reactor, adding the rest of monomer solution into a constant pressure separating funnel, then heating to 125 ℃ and 135 ℃, slowly stirring, preheating for 20-40min, dropwise adding the monomer solution, completing dripping for 1-3h, supplementing the rest of initiator solution, preserving heat for 1-3h, and cooling to obtain polymer solution; pouring the polymer solution into a tray containing deionized water gradually, stirring continuously until all solids are separated out into particles, then carrying out vacuum filtration, and drying the obtained solid polymer to obtain the alkali-soluble styrene-acrylic resin solid powder.
10. A preparation method of polishing oil with high wet-stick resistance is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
at normal temperature, adding room temperature cross-linking type acrylate emulsion, then sequentially adding a defoaming agent, styrene-acrylate resin liquid, wax emulsion and a film-forming aid at the rotation speed of 800-900 r/min while stirring, reducing the rotation speed to 380-.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110488582.2A CN113025146A (en) | 2021-05-06 | 2021-05-06 | High-wet-sticking-resistance polishing oil and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110488582.2A CN113025146A (en) | 2021-05-06 | 2021-05-06 | High-wet-sticking-resistance polishing oil and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113025146A true CN113025146A (en) | 2021-06-25 |
Family
ID=76454955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110488582.2A Pending CN113025146A (en) | 2021-05-06 | 2021-05-06 | High-wet-sticking-resistance polishing oil and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113025146A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101798776A (en) * | 2010-03-30 | 2010-08-11 | 上海睿途新材料科技有限公司 | Water-based paper polishing oil and preparation method thereof |
| CN103711033A (en) * | 2013-11-29 | 2014-04-09 | 洋紫荆油墨（浙江）有限公司 | Waterproof waterborne glazing oil and preparation method thereof |
| CN105384864A (en) * | 2015-12-18 | 2016-03-09 | 衡水新光化工有限责任公司 | Room temperature multiple self-crosslinking nano acrylate copolymer emulsion and preparation method and water-based woodenware paint using emulsion as base material |
| CN111534182A (en) * | 2020-05-09 | 2020-08-14 | 洋紫荆油墨（浙江）有限公司 | Water-based varnish and preparation method thereof |
-
2021
- 2021-05-06 CN CN202110488582.2A patent/CN113025146A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101798776A (en) * | 2010-03-30 | 2010-08-11 | 上海睿途新材料科技有限公司 | Water-based paper polishing oil and preparation method thereof |
| CN103711033A (en) * | 2013-11-29 | 2014-04-09 | 洋紫荆油墨（浙江）有限公司 | Waterproof waterborne glazing oil and preparation method thereof |
| CN105384864A (en) * | 2015-12-18 | 2016-03-09 | 衡水新光化工有限责任公司 | Room temperature multiple self-crosslinking nano acrylate copolymer emulsion and preparation method and water-based woodenware paint using emulsion as base material |
| CN111534182A (en) * | 2020-05-09 | 2020-08-14 | 洋紫荆油墨（浙江）有限公司 | Water-based varnish and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4685239B2 (en) | Continuous bulk polymerization and esterification processes and compositions comprising polymerized products | |
| CN103711033B (en) | A kind of waterproof water lustering oil and preparation method thereof | |
| CN103396508A (en) | Low-temperature self-crosslinked water-based acrylate resin, and preparation method and application thereof | |
| CN110591018B (en) | V-type polydimethylsiloxane hydrophobic association emulsion polymerization printing thickener, preparation method and application | |
| CN103194127A (en) | Waterborne over-printing varnish for environment-friendly paper | |
| CN108892749B (en) | Cationic system polyacrylic acid and preparation method and application thereof | |
| CN113307918B (en) | Vegetable oil-based polyacrylate nonionic emulsion and preparation method and application thereof | |
| CN110407987B (en) | Acrylic emulsion and preparation method and application thereof | |
| JPS587677B2 (en) | Suiseiin Satsutenshiyokuzai | |
| NO311578B1 (en) | Fine-divided, particulate composite latex and its use in solvent-free paints | |
| CN101085883A (en) | Water glazing coating and preparation method thereof | |
| CN111807961B (en) | High-hydroxyl acrylic emulsion with quick drying and long pot life and synthesis method thereof | |
| CN103443153B (en) | Vinyl chloride-based resin emulsion and manufacture method thereof and aqueous ink and paper used for recording | |
| CN111019038A (en) | Water-based acrylic resin with high acid and alkali resistance and preparation method thereof | |
| CN113025146A (en) | High-wet-sticking-resistance polishing oil and preparation method thereof | |
| WO2023185922A1 (en) | High-temperature-resistant water-based varnish, preparation method therefor, and use thereof | |
| CN110563878B (en) | Polyacrylate resin, dispersoid and gloss oil for plastic film and preparation method thereof | |
| US5902846A (en) | High-performance overprint varnishes comprising composite SMA latices | |
| CN106833451B (en) | A kind of ASA co-extrusion section bar privacy protection film and preparation method | |
| CN111534182A (en) | Water-based varnish and preparation method thereof | |
| CN113956460B (en) | Petroleum resin-based surfactant and preparation method thereof | |
| CN109554019B (en) | Temperature response type polymer modified water-based UV (ultraviolet) curing ink and preparation method and application thereof | |
| JPS6269898A (en) | Water soluble resin composition for paper coating | |
| CN101134860A (en) | Aqueous flexographic printing finish fat liquor and method for making same | |
| CN109385137B (en) | Reactive and temperature-sensitive microgel modified aqueous UV curing ink and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210625 |
|
| RJ01 | Rejection of invention patent application after publication |