CN107236367A - PVC temperature-sensitive reversible color UV ink and preparation method, application method - Google Patents
PVC temperature-sensitive reversible color UV ink and preparation method, application method Download PDFInfo
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- CN107236367A CN107236367A CN201710521019.4A CN201710521019A CN107236367A CN 107236367 A CN107236367 A CN 107236367A CN 201710521019 A CN201710521019 A CN 201710521019A CN 107236367 A CN107236367 A CN 107236367A
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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
- C09D11/50—Sympathetic, colour changing or similar inks
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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
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
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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
- C09D11/101—Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
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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
Abstract
The present invention provides a kind of PVC temperature-sensitive reversible color UV ink and preparation method, application method, is related to printing-ink technical field.Its raw material includes：Prepolymer 30% 54%, monomer 30% 51%, light trigger 5% 9%, accelerator 3% 7%, dispersant 0.5% 2%, defoamer 1% 2%, heat discoloration pigment 2% 6%.This UV ink is prepared using specified raw material and consumption, the function with temperature-sensitive reversible color, can be applied in package anti-counterfeiting printing, and adhesive force is strong, solidification is simple, intensity is good, resistance performance is good.The invention further relates to the manufacturing process of this UV ink and application method.Prepolymer, monomer, accelerator and defoamer be pre-mixed to obtain compound, then heat discoloration pigment, light trigger, dispersant are added in compound, is stirred.Preparation method is simple to operation.UV ink application method is simple simultaneously, has broad application prospects.
Description
Technical field
The present invention relates to a kind of printing-ink technical field, and more particularly to a kind of PVC temperature-sensitive reversible color UV ink
And preparation method, application method.
Background technology
UV ink is also known as UV curable ink, refers in the case where ultraviolet irradiates, utilizes different wave length and the purple of energy
Outer light makes the monomer in ink adhesive aggregate into polymer, makes ink film forming and the ink dried.UV ink not only possesses gorgeous
Beautiful color, good printability, suitable solidification rate of drying, good adhesive force, wearability, corrosion resistance, weatherability
Deng also having the advantages that curing rate is fast, printing quality is high, VOC free is discharged.UV ink is a kind of economic, efficient ink,
Through covering all print fields.The current whole world topmost market of UV ink is：American-European, China, Japan, UV needed for China is current
The market of ink progressively expands.
Reversible temperature become annesl ink, be a class when reaching a certain specific range of temperatures, the color of material will change
Become, after temperature returns to original temperature, the extraordinary anti-forgery ink that color can be replied again.Reversible temperature, which becomes annesl ink, has detection
Easily and fast, accurately, do not need additional aids the advantages of, package anti-counterfeiting printing in have broad application prospects.But
Because the ink price is high, typically it is used on high-grade printed document, limits.At present, although have many researchs to temperature sensing color changing material,
But it is less for the temperature controlled research of heat discoloration in warming reversible color UV ink systems and its heating and temperature-fall period.
The content of the invention
It is an object of the invention to provide a kind of PVC temperature-sensitive reversible color UV ink, this UV ink have convenient detection,
The advantages of solidification is simple, adhesive force is good.
Another object of the present invention is to provide a kind of preparation methods of PVC with temperature-sensitive reversible color UV ink, this preparation
Method is simple, easy to operate, and parameters are easily controlled.
Third object of the present invention is the application method for providing PVC temperature-sensitive reversible color UV ink, easy to use,
Performance is good.
The present invention is solved its technical problem and realized using following technical scheme.
The present invention proposes a kind of PVC temperature-sensitive reversible color UV ink, and in percentage by weight, its raw material is by with the following group
It is grouped into：Prepolymer 30%-54%, monomer 30%-51%, light trigger 5%-9%, accelerator 3%-7%, dispersant
0.5%-2%, defoamer 1%-2%, heat discoloration pigment 2%-6%.
The present invention proposes a kind of PVC preparation methods of temperature-sensitive reversible color UV ink, and it comprises the following steps：
Premixing：Prepolymer, monomer, accelerator and defoamer are mixed, is stirred and obtains under the conditions of 60~85 DEG C
Compound；
Pigment disperses：Then heat discoloration pigment, light trigger, dispersant, stirring are added in compound.
The present invention proposes a kind of application method of PVC temperature-sensitive reversible color UV ink, by PVC temperature-sensitive reversible color UV
Ink is coated on PVC with after silk-screen net filtration, 8~20min of ultraviolet light.
The PVC of the embodiment of the present invention is with temperature-sensitive reversible color UV ink, preparation method, the beneficial effect of application method：
The temperature-sensitive reversible color UV ink of the present invention is prepared using specified raw material and consumption, with temperature-sensitive reversible color
Function, can be applied to package anti-counterfeiting printing in.It has it is easy to detect, quick, accurate, do not need additional aids etc.
Advantage, wide market.Its adhesive force is strong, solidification is simple, speed is fast, does not occur cracking, damage resistant on material, without ink
Diffusion, and with sufficient intensity and resistance performance, the performance such as resistance to ethanol, acidproof, alkaline-resisting, water-fast is very excellent.
The temperature-sensitive reversible color UV ink solidifies under ultraviolet light, can reduce ambient temperature and annesl system is done
Disturb, while all having outstanding adhesive force on the stocks such as paper, plastics, metal, can greatly extend Reversible temperature and become annesl material
Expect the application in package anti-counterfeiting printing.
In addition, the preparation method of the temperature-sensitive reversible color UV ink is simple, first by prepolymer, monomer, accelerator and froth breaking
After agent is pre-mixed, compound, then introducing heat discoloration pigment, light trigger, dispersant in compound are obtained, it is ensured that face
Material well dissipates in ink, it is ensured that effective mixing of various raw materials, and avoids too early introduce of heat discoloration pigment from causing product
Quality is reduced.Preparation method is simple, easy to operate, it is adaptable to industrialization large-scale production.
Embodiment
, below will be in the embodiment of the present invention to make the purpose, technical scheme and advantage of the embodiment of the present invention clearer
Technical scheme be clearly and completely described.Unreceipted actual conditions person, builds according to normal condition or manufacturer in embodiment
The condition of view is carried out.Agents useful for same or the unreceipted production firm person of instrument, are the conventional production that can be obtained by commercially available purchase
Product.
A kind of PVC of the embodiment of the present invention is specifically described with temperature-sensitive reversible color UV ink below.
A kind of PVC provided in an embodiment of the present invention temperature-sensitive reversible color UV ink, in percentage by weight, its raw material
It is composed of the following components：Prepolymer 30%-54%, monomer 30%-51%, light trigger 5%-9%, accelerator 3%-7%, point
Powder 0.5%-2%, defoamer 1%-2%, heat discoloration pigment 2%-6%.
Further, in preferred embodiments of the present invention, in percentage by weight, PVC temperature-sensitive reversible color UV
The raw material of ink is：Prepolymer 31.25%-50.11%, monomer 45.35%-50%, light trigger 6.02%-8.04%, rush
Enter agent 3.74%-5.07%, dispersant 0.7%-1.25%, defoamer 1%-1.25%, heat discoloration pigment 5%-5.26%.
By using specific raw material composition and specific usage ratio, and utilize heat discoloration pigment so that product has
There is the function of temperature-sensitive reversible color, can be applied in package anti-counterfeiting printing.
Further, in present pre-ferred embodiments, heat discoloration pigment is heat discoloration powder.In the embodiment of the present invention
Heat discoloration powder prepared by electron transfer type organic compound system.Electron transfer type organic compound is that a class has
The organic chromophoric system of special chemical structure.At a certain temperature because electro transfer becomes the molecular structure of the organic matter
Change, so as to realize color transition.This electrochromic substance is not only bright-colored, and can realize from " colored-colorless " state
Color change, this is not available for heavy metal double salt Complex Type and liquid crystal type reversible temperature-sensitive electrochromic substance.
Further, the particle diameter of heat discoloration powder is preferably 200~800 mesh.Heat discoloration powder under the particle diameter can be
Fine dispersion in product, it is ensured that the homogeneity of product quality.
Further, in present pre-ferred embodiments, prepolymer is selected from epoxy acrylic resin, polyurethane acroleic acid tree
It is a kind of or many in fat, polyester acrylate resin, polyoxyalkylene acrylate resin, polyacrylic acid propyl ester, unsaturated polyester resin
Kind.It is further preferable that prepolymer is selected from epoxy acrylic resin.
The selection of prepolymer, has for the curing rate of UV ink, hardness, sensitivity, stability and printability
Large effect.In addition, prepolymer all has an impact to dispersiveness, resistance of pigment etc. to discoloring temperature.Of the invention real
Apply in example, from epoxy acrylic resin as prepolymer, enable to heat discoloration pigment to form good point in the product
Dissipate, and with good adhesive force, reach after estimating temperature, occur than more prominent color change.
Further, in present pre-ferred embodiments, monomer is selected from glycol diacrylate, ethoxy ethoxy second
Base acrylate, PDDA, propylene glycol diacrylate, the propylene of tripropylene glycol two
One or more in ester.
Further, monomer is preferably HDDA (glycol diacrylate).Using the monomer, raw material sources are convenient, into
This is cheap, can effectively adjust the dissolubility and viscosity-reducing performance of UV ink, tack of product etc. after solidification.
Further, in present pre-ferred embodiments, light trigger be selected from trimethyl benzoyl diphenyl base phosphine oxide,
One or more in bis(benzoylphenyl) phosphine oxide, diphenylethan.
Light trigger is a kind of easily by light activated compound, is excited into free radical after illumination is absorbed, energy transfer is given
Photonasty molecule, makes UV ink occur curing reaction.In an embodiment of the present invention, light trigger is preferably trimethylbenzoyl
Base diphenyl phosphine oxide (I1).The light trigger is very sensitive to light, is greatly facilitated monomer polymerization crosslinking.
Further, in present pre-ferred embodiments, accelerator is reactive amines.Specifically, from by the hydroxyl first of TMPTA tri-
Base propane triacrylate, diethylamine, the reactive amines product of polymerization inhibitor composition.Reactive amines are industrial product, and raw material is easy to get.Activity
Amine can promote the solidification of resin, improve the laser curing velocity of product, the hardness after lifting product solidification etc..
Further, in present pre-ferred embodiments, defoamer is organosilicon oils defoamer (F810).Defoamer is
For improving the levelability of ink layer, the generation of shrinkage cavity is prevented, makes ink film surfacing, while also increasing the light of ink printing
Damp degree.The defoamer chemical inertness, Applicable temperature scope is wide, and heat-resisting, cold-resistant, weather-proof and ageing-resistant performance is protruded.And only need to be compared with
Few consumption is with regard to that can obtain preferably effect.
Further, in present pre-ferred embodiments, dispersant is active quantities high-molecular type dispersing agent (D-265).
Dispersant can make pigment and the low wetting of resin in ink, pigment is had good dispersiveness in ink, prevent ink particle
Cohesion and precipitation.The dispersant contains more adsorption group, is conducive to the dispersed with stirring of pigment, it is ensured that pigment is relatively low
Good disperse can be reached under mixing speed.
The present invention proposes a kind of PVC preparation methods of temperature-sensitive reversible color UV ink, and it comprises the following steps：
Premixing：Prepolymer, monomer, accelerator and defoamer are mixed, is stirred and obtains under the conditions of 60~85 DEG C
Compound；
Pigment disperses：Then heat discoloration pigment, light trigger, dispersant, stirring are added in compound.
Pre-mixing process is first passed through, prepolymer, monomer, accelerator and defoamer are premixed at a certain temperature
Close, during being somebody's turn to do, temperature is of a relatively high, it is ensured that each material can be mixed effectively.In addition, first being carried out to above-mentioned raw materials preliminary
Stirring mixing, can form the compound of stable homogeneous, the addition for follow-up pigment of being more convenient for.In addition, pre-mixing process can be kept away
Exempt from the addition too early such as pigment, light trigger, it is impacted big during subsequent operation, influence product quality.
Further, in present pre-ferred embodiments, in premixing step, mixing speed is 100~150 revs/min
Clock, mixing time is 10~18 minutes.
Further, in present pre-ferred embodiments, in pigment dispersion step, mixing speed is 30~50 revs/min
Clock, mixing time is 3~5 minutes.
Pre-mixing process and pigment dispersion, are stirred, it is to avoid excessive velocities using relatively low speed, cause portion
Divide raw material formation polymerization etc..And pre-mixing process is stirred the relatively long time using of a relatively high speed, and pigment is scattered
Process stirs the relatively short time using relatively low speed, obtains the product of best in quality.
The present invention proposes a kind of application method of PVC temperature-sensitive reversible color UV ink, by PVC temperature-sensitive reversible color UV
Ink is coated on PVC with after silk-screen net filtration, 8~20min of ultraviolet light.Further, the ultraviolet lighting time be 10~
18min。
The feature and performance to the present invention are described in further detail with reference to embodiments.
Embodiment 1
A kind of PVC temperature-sensitive reversible color UV ink that the present embodiment is provided, in percentage by weight, its raw material includes
Following components：Epoxy acrylic resin 37.41%, hexanediyl ester 45.35%, trimethyl benzoyl diphenyl base oxygen
Change phosphine 6.02%, reactive amines 3.74%, active quantities high-molecular type dispersing agent 1.2%, organosilicon oils defoamer 1.02%, sense
Warm color-change powder 5.26%.
Above raw material is that analysis is pure.
PVC is prepared according to the following steps with temperature-sensitive reversible color UV ink：
A. get the raw materials ready：By epoxy acrylic resin, hexanediyl ester, trimethyl benzoyl diphenyl base phosphine oxide
(I1), reactive amines, organosilicon oils defoamer, active quantities high-molecular type dispersing agent and heat discoloration powder are constituted by above-mentioned raw materials
Weigh one by one standby, light trigger is on the waiting list after the stepb.
B. it is pre-mixed：The prepolymer got ready, monomer, accelerator, defoamer will be weighed in step a, with 75 in water-bath
DEG C steady temperature under it is stirred with 150 revs/min of low speed, stir 18 minutes；
C. pigment disperses：The uniform compound of heating stirring in step b is added into heat discoloration pigment, light trigger, divided
Powder, and it is at the uniform velocity stirred with 50 revs/min of low speed with glass bar, stir 5 minutes.In the present embodiment, temperature-sensitive
The cardinal temperature of color-change powder is 31 DEG C.
Embodiment 2
A kind of PVC temperature-sensitive reversible color UV ink that the present embodiment is provided, in percentage by weight, its raw material includes
Following components：Epoxy acrylic resin 50.11%, hexanediyl ester 30.04%, trimethyl benzoyl diphenyl base oxygen
Change phosphine 8.04%, reactive amines 5.07%, active quantities high-molecular type dispersing agent 0.7%, organosilicon oils defoamer 1.04%, sense
Warm color-change powder 5%.
Above raw material is that analysis is pure.
PVC is prepared according to the following steps with temperature-sensitive reversible color UV ink：
A. get the raw materials ready：By epoxy acrylic resin, hexanediyl ester, trimethyl benzoyl diphenyl base phosphine oxide
(I1), reactive amines, organosilicon oils defoamer, active quantities high-molecular type dispersing agent and heat discoloration powder are constituted by above-mentioned raw materials
Weigh one by one standby, light trigger is on the waiting list after the stepb.
B. it is pre-mixed：The prepolymer got ready, monomer, accelerator, defoamer will be weighed in step a, with 65 in water-bath
DEG C steady temperature under it is stirred with 100 revs/min of low speed, stir 15 minutes；
C. pigment disperses：The uniform compound of heating stirring in step b is added into heat discoloration pigment, light trigger, divided
Powder, and it is at the uniform velocity stirred with 40 revs/min of low speed with glass bar, stir 5 minutes.In the present embodiment, temperature-sensitive
The cardinal temperature of color-change powder is 31 DEG C.
Embodiment 3
A kind of PVC temperature-sensitive reversible color UV ink that the present embodiment is provided, in percentage by weight, its raw material includes
Following components：Epoxy acrylic resin 50%, hexanediyl ester 30%-51%, trimethyl benzoyl diphenyl base oxygen
Change phosphine 6.25%, reactive amines 5%, active quantities high-molecular type dispersing agent 1.25%, organosilicon oils defoamer 1.25%, temperature-sensitive
Color-change powder 5%.
Above raw material is that analysis is pure.
PVC is prepared according to the following steps with temperature-sensitive reversible color UV ink：
A. get the raw materials ready：By epoxy acrylic resin, hexanediyl ester, trimethyl benzoyl diphenyl base phosphine oxide
(I1), reactive amines, organosilicon oils defoamer, active quantities high-molecular type dispersing agent and heat discoloration powder are constituted by above-mentioned raw materials
Weigh one by one standby, light trigger is on the waiting list after the stepb.
B. it is pre-mixed：The prepolymer got ready, monomer, accelerator, defoamer will be weighed in step a, with 70 in water-bath
DEG C steady temperature under it is stirred with 100 revs/min of low speed, stir 10 minutes；
C. pigment disperses：The uniform compound of heating stirring in step b is added into heat discoloration pigment, light trigger, divided
Powder, and it is at the uniform velocity stirred with 30 revs/min of low speed with glass bar, stir 5 minutes.In the present embodiment, temperature-sensitive
The cardinal temperature of color-change powder is 31 DEG C.
Embodiment 4
A kind of PVC temperature-sensitive reversible color UV ink that the present embodiment is provided, in percentage by weight, its raw material includes
Following components：Polyurethane acrylic resin 30%, PDDA 44%, diphenylethan 9%,
Reactive amines 7%, active quantities high-molecular type dispersing agent 2%, organosilicon oils defoamer 2%, heat discoloration powder 6%.
Above raw material is that analysis is pure.
PVC is prepared according to the following steps with temperature-sensitive reversible color UV ink：
A. get the raw materials ready：Prepolymer, monomer, accelerator, defoamer, dispersant, heat discoloration pigment are constituted by above-mentioned raw materials
Weigh one by one standby, light trigger is on the waiting list after the stepb.
B. it is pre-mixed：The prepolymer got ready, monomer, accelerator, defoamer will be weighed in step a, with 60 in water-bath
DEG C steady temperature under it is stirred with 150 revs/min of low speed, stir 10 minutes；
C. pigment disperses：The uniform compound of heating stirring in step b is added into heat discoloration pigment, light trigger, divided
Powder, and it is at the uniform velocity stirred with 30 revs/min of low speed with glass bar, stir 5 minutes.In the present embodiment, temperature-sensitive
The cardinal temperature of color-change powder is 39 DEG C.
Embodiment 5
A kind of PVC temperature-sensitive reversible color UV ink that the present embodiment is provided, in percentage by weight, its raw material includes
Following components：PDDA 54%, hexanediyl ester 34.5%, trimethylbenzoyl
Base diphenyl phosphine oxide 5%, reactive amines 3%, active quantities high-molecular type dispersing agent 0.5%, organosilicon oils defoamer 1%,
Heat discoloration powder 2%.
Above raw material is that analysis is pure.
PVC is prepared according to the following steps with temperature-sensitive reversible color UV ink：
A. get the raw materials ready：Prepolymer, monomer, accelerator, defoamer, dispersant, heat discoloration pigment are constituted by above-mentioned raw materials
Weigh one by one standby, light trigger is on the waiting list after the stepb.
B. it is pre-mixed：The prepolymer got ready, monomer, accelerator, defoamer will be weighed in step a, with 85 in water-bath
DEG C steady temperature under it is stirred with 100 revs/min of low speed, stir 18 minutes；
C. pigment disperses：The uniform compound of heating stirring in step b is added into heat discoloration pigment, light trigger, divided
Powder, and it is at the uniform velocity stirred with 50 revs/min of low speed with glass bar, stir 3 minutes.In the present embodiment, temperature-sensitive
The cardinal temperature of color-change powder is 35 DEG C.
Test example 1
PVC in embodiment 1~5 detects form and aspect, density and solid content respectively with temperature-sensitive reversible color UV ink,
Silk screen filter is used after detection is qualified, is evenly coated on PVC.Then, the ink applied on PVC is put into ultraviolet light case
It is interior, taken out after irradiation 15min, respectively obtain sample 1~5.
Performance detection is carried out to above-mentioned sample.
Main performance method of testing in test example of the present invention is as follows：
1) inspection of the solid speed of light
Rank 1：It is inviscid.Ink is touched, not glutinous sensation.
Rank 2：Thumb twists inviscid.With the pressure that about 5kg is downward, twisted with thumb on ink film as rotation, ink
Film does not rupture.
Rank 3：Solidify without scratching.Ink film is drawn with nail, is not ruptured.
2) inspection of adhesive force
× shape is drawn on ink film with needle point, is then attached to glassine paper adhesive tape on indentation, and pull, see ink film whether by
It is pulled away from glass matrix.
Rank 0 (poor)：Impressed ink film can be pulled off substantially；
Rank 1 (medium) has a small amount of ink film to be pulled off；
The ink film of rank 2 (good) only a few is pulled off；
Rank 3 (excellent) does not come off a bit.
3) detection of resistance performance
Using resistance to ethanol, acidproof, alkaline-resisting, the water-fast method of inspection-infusion method, reference standard QB568-1983.Examine former
Reason：Through dry ink sample, 1% sodium hydroxide solution, 1% hydrochloric acid solution, 95% ethanol solution is separately immersed in
And in water, sample is taken out after immersion 24h, it is as shown in table 1 according to hanging sample Assessment of Changes grade.
The resistance performance rating table of table 1
Testing result is as shown in table 2 below, as a result shows, the UV ink that the embodiment of the present invention is prepared, can be ultraviolet
Directly solidify under light, solidification effect is excellent, and with outstanding adhesive force.In addition, obtained sample has splendid resistance
Can, acidproof, alkaline-resisting, resistance to ethanol, water-fast, superior in quality, service life is long, with wide market application foreground.
The results of property table of table 2
In summary, the PVC temperature-sensitive reversible color UV ink of the embodiment of the present invention is pre- using epoxy acrylic resin
Polymers, using heat discoloration powder as pigment, by limiting specific raw material composition and material rate, obtained superior in quality temperature-sensitive
Reversible color UV ink.It has the function of temperature-sensitive reversible color, and raw material sources are extensive, with low cost, can be applied to bag
Fill anti-counterfeit printing in, have the advantages that it is easy to detect, quick, accurate, do not need additional aids, package anti-counterfeiting printing in
Have broad application prospects.Its preparation method is simple, and easy to operate and easy to use, hardening time is short.Obtained product solidification
Performance is good, adhesive force is strong, acid and alkali-resistance, water-fast, organic solvent-resistant, has broad application prospects.
Embodiments described above is a part of embodiment of the invention, rather than whole embodiments.The reality of the present invention
The detailed description for applying example is not intended to limit the scope of claimed invention, but is merely representative of the selected implementation of the present invention
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
Every other embodiment, belongs to the scope of protection of the invention.
Claims (10)
1. a kind of PVC temperature-sensitive reversible color UV ink, it is characterised in that
In percentage by weight, its raw material is composed of the following components：Prepolymer 30%-54%, monomer 30%-51%, light draw
Send out agent 5%-9%, accelerator 3%-7%, dispersant 0.5%-2%, defoamer 1%-2%, heat discoloration pigment 2%-6%.
2. PVC according to claim 1 temperature-sensitive reversible color UV ink, it is characterised in that the heat discoloration pigment
For heat discoloration powder, the particle diameter of the heat discoloration powder is 200~800 mesh.
3. PVC according to claim 1 temperature-sensitive reversible color UV ink, it is characterised in that the prepolymer is selected from ring
Oxypropylene acid resin, polyurethane acrylic resin, polyester acrylate resin, polyoxyalkylene acrylate resin, polyacrylic acid propyl ester, no
One or more in saturated polyester resin.
4. PVC according to claim 1 temperature-sensitive reversible color UV ink, it is characterised in that the monomer is selected from second two
Alcohol diacrylate, ethoxyethoxyethyl acrylate, PDDA, DPG two
One or more in acrylate, the propylene of tripropylene glycol two.
5. PVC according to claim 1 temperature-sensitive reversible color UV ink, it is characterised in that the light trigger is selected from
One or more in trimethyl benzoyl diphenyl base phosphine oxide, bis(benzoylphenyl) phosphine oxide, diphenylethan.
6. PVC according to claim 1 temperature-sensitive reversible color UV ink, it is characterised in that the accelerator is activity
Amine.
7. the preparation method of the PVC temperature-sensitive reversible color UV ink described in a kind of claim 1, it is characterised in that it includes：
Premixing：The prepolymer, the monomer, the accelerator and the defoamer are mixed, under the conditions of 60~85 DEG C
It is stirred and obtains compound；
Pigment disperses：Then the heat discoloration pigment, the light trigger, the dispersant are added in the compound,
Stirring.
8. preparation method according to claim 7, it is characterised in that in premixing step, mixing speed is 100~
150 revs/min, mixing time is 10~18 minutes.
9. preparation method according to claim 7, it is characterised in that in pigment dispersion step, mixing speed is 30~
50 revs/min, mixing time is 3~5 minutes.
10. a kind of PVC as claimed in claim 1 application methods of temperature-sensitive reversible color UV ink, it is characterised in that by institute
PVC is stated with after temperature-sensitive reversible color UV ink silk-screen net filtrations, is coated on PVC, 8~20min of ultraviolet light.
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| CN201710521019.4A CN107236367B (en) | 2017-06-30 | 2017-06-30 | Temperature-sensing reversible color-changing UV (ultraviolet) ink for PVC (polyvinyl chloride), and preparation method and use method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107474628A (en) * | 2017-10-11 | 2017-12-15 | 至远彩色印刷工业（惠州）有限公司 | Beautiful LED cured printing ink compositions of a kind of color and luster and preparation method thereof |
| CN107629552A (en) * | 2017-10-30 | 2018-01-26 | 赵金泉 | Temperature becomes photosensitive-ink and preparation method thereof, antifalsification label and preparation method thereof |
| CN109795236A (en) * | 2019-02-20 | 2019-05-24 | 广州市番禺盈元化妆品有限公司 | A kind of preparation method of heat discoloration layer |
| CN110003841A (en) * | 2019-04-16 | 2019-07-12 | 厦门韦尔通科技有限公司 | A kind of ultraviolet cured adhesive and preparation method thereof, application method and a kind of electronic product |
| CN111212537A (en) * | 2020-01-09 | 2020-05-29 | Oppo广东移动通信有限公司 | Shell, preparation method and electronic equipment |
| CN112358767A (en) * | 2020-11-11 | 2021-02-12 | 深圳市崯涛油墨科技有限公司 | Reversible thermochromic LED curing ink and preparation method thereof |
| CN113088132A (en) * | 2021-05-19 | 2021-07-09 | 厦门欧化实业有限公司 | Optical color-changing ink and preparation method thereof |
| CN113980558A (en) * | 2021-12-06 | 2022-01-28 | 江苏集萃智能液晶科技有限公司 | Coating and coating suitable for PVC (polyvinyl chloride) product and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107474628A (en) * | 2017-10-11 | 2017-12-15 | 至远彩色印刷工业（惠州）有限公司 | Beautiful LED cured printing ink compositions of a kind of color and luster and preparation method thereof |
| CN107629552A (en) * | 2017-10-30 | 2018-01-26 | 赵金泉 | Temperature becomes photosensitive-ink and preparation method thereof, antifalsification label and preparation method thereof |
| CN109795236A (en) * | 2019-02-20 | 2019-05-24 | 广州市番禺盈元化妆品有限公司 | A kind of preparation method of heat discoloration layer |
| CN110003841A (en) * | 2019-04-16 | 2019-07-12 | 厦门韦尔通科技有限公司 | A kind of ultraviolet cured adhesive and preparation method thereof, application method and a kind of electronic product |
| CN111212537A (en) * | 2020-01-09 | 2020-05-29 | Oppo广东移动通信有限公司 | Shell, preparation method and electronic equipment |
| CN112358767A (en) * | 2020-11-11 | 2021-02-12 | 深圳市崯涛油墨科技有限公司 | Reversible thermochromic LED curing ink and preparation method thereof |
| CN113088132A (en) * | 2021-05-19 | 2021-07-09 | 厦门欧化实业有限公司 | Optical color-changing ink and preparation method thereof |
| CN113980558A (en) * | 2021-12-06 | 2022-01-28 | 江苏集萃智能液晶科技有限公司 | Coating and coating suitable for PVC (polyvinyl chloride) product and preparation method thereof |
| CN113980558B (en) * | 2021-12-06 | 2022-08-26 | 江苏集萃智能液晶科技有限公司 | Coating and coating suitable for PVC (polyvinyl chloride) product and preparation method thereof |
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