CN105647278B - Discoloration instruction device and transparent ink - Google Patents
Discoloration instruction device and transparent ink Download PDFInfo
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- CN105647278B CN105647278B CN201610104373.2A CN201610104373A CN105647278B CN 105647278 B CN105647278 B CN 105647278B CN 201610104373 A CN201610104373 A CN 201610104373A CN 105647278 B CN105647278 B CN 105647278B
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- instruction
- ink
- phase transfer
- transfer catalyst
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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
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated 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
- C09D11/03—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
- C09D11/14—Printing inks based on carbohydrates
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
Abstract
The present invention relates to a kind of discoloration instruction device and transparent inks.A kind of discoloration instruction device, discoloration instruction device includes basal layer, it is formed in the marker of substrate surface, marker includes instruction unit, instruction unit is printed by instruction ink to be formed, discoloration instruction device further includes the protective layer for being covered in instruction unit surface, protective layer is printed by transparent ink to be formed, transparent ink includes phase transfer catalyst, binder and solvent, indicate that ink includes phase transfer catalyst, binder, solvent and pH indicator, phase transfer catalyst is selected from quaternary ammonium salt, at least one of sodium hydroxide and sodium bicarbonate, binder is selected from polyvinyl butyral, nitrocotton, polyvinyl alcohol, at least one of hydroxyethyl cellulose and hydroxypropyl cellulose, the pH value of transparent ink is identical as the instruction pH value of ink, and in transparent ink the concentration of phase transfer catalyst with instruction ink in phase transfer catalyst it is dense It spends identical.Above-mentioned discoloration instruction device can effectively avoid the pH value of instruction unit from deviating.
Description
Technical field
The present invention relates to a kind of discoloration instruction device and transparent inks.
Background technique
General product has the products such as service life or shelf-life, especially food, beverage and drug in storage
Be easy to happen it is putrid and deteriorated, in order to reduce packaging in oxygen, avoid under oxygen atmosphere go bad, generally use vacuum packaging or gas
It stealthily substitutes dress, and prints in outer packing the date of production and shelf-life so that whether people are to expired judging.However, if producing
Product packaging is opened or begins to use, and how effectively to record opening or is particularly important using the time.
Existing discoloration instruction device includes basal layer, the marker and protective layer for being formed in the substrate surface, institute
Stating marker includes instruction unit and reference section, and protective layer is covered in instruction unit surface to protect to instruction unit, and instruction unit is logical
It often include the phase transfer catalyst, the binder and pH indicator, with the increase of product use time, phase transfer catalysis (PTC)
Agent can gradually react with the carbon dioxide in air with the extension of time, and the pH value of instruction unit is caused constantly to become at any time
Change, so that the color that pH indicator is shown can generate variation, product may determine that according to the color of instruction unit and reference section comparison
Use time or opening time.
In order to avoid the influence that protective layer pair changes colour with instruction unit, the material for usually pH value being selected to be in neutrality is as protective layer
Material, such as thermoprint anodized aluminium, however, the pH value of thermoprint anodized aluminium is not in neutrality, and due to where phase transfer catalyst
Instruction unit be alkalinity, protective layer can have a negative impact to the pH value of instruction unit, and discoloration instruction device is caused to fail.
Summary of the invention
Based on this, it is necessary to provide a kind of discoloration instruction device that can effectively avoid the pH value of instruction unit from deviating and thoroughly
Bright ink.
A kind of discoloration instruction device, the discoloration instruction device include basal layer, the finger for being formed in the substrate surface
Show that layer, the marker include instruction unit, the instruction unit is printed by instruction ink to be formed, and the discoloration instruction device further includes
It is covered in the protective layer on the instruction unit surface, the protective layer is printed by transparent ink to be formed, and the transparent ink includes phase
Transfer catalyst, binder and solvent, the instruction ink include the phase transfer catalyst, the binder, the solvent
And pH indicator, the phase transfer catalyst are selected from quaternary ammonium salt, sodium hydroxide, lithium hydroxide, barium hydroxide, potassium hydroxide and carbon
At least one of sour hydrogen sodium, the binder are selected from polyvinyl butyral, nitrocotton, polyvinyl alcohol, hydroxyethyl cellulose
At least one of with hydroxypropyl cellulose, the pH value of the transparent ink and the instruction pH value of ink are identical and described
The concentration of phase transfer catalyst described in transparent ink is identical as the concentration of phase transfer catalyst described in the instruction ink.
The transparent ink further includes plasticizer in one of the embodiments, and the instruction ink further includes the increasing
Mould agent, the plasticizer in glycerol, diisodecyl adipate (DIDA), tributyl phosphate and dimethyl phthalate at least
It is a kind of；The pH indicator is selected from m-cresol purple, thymolphthalein, o-cresolphthalein, bromthymol blue, cresol red, cetyl
At least one of trimethyl ammonium cation, dimethyl diaminophenazine chloride, phenol red, rhodamine, Sulforhodamine 101 and thymol blue.
The transparent ink includes that 1 part~10 parts of the phase turns by mass percentage in one of the embodiments,
Shifting catalyst, 30 parts~50 parts of the binder, 40 parts~70 parts of the solvent and 1 part~5 parts of the plasticizer；Institute
State instruction ink includes 1 part~10 parts of the phase transfer catalyst, 30 parts~50 parts of the bonding by mass percentage
Agent, 40 parts~70 parts of the solvent, 1 part~5 parts of the plasticizer and 0.1 part~5 parts of pH indicator.
In one of the embodiments, described in phase transfer catalyst described in the transparent ink and the instruction ink
Phase transfer catalyst is identical.
A kind of discoloration instruction device, the discoloration instruction device include basal layer, the finger for being formed in the substrate surface
Show that layer, the marker include instruction unit, the discoloration instruction device further includes the protective layer for being covered in the instruction unit surface,
The protective layer includes phase transfer catalyst and binder, and the instruction unit includes the phase transfer catalyst, the binder
And pH indicator, the phase transfer catalyst are selected from quaternary ammonium salt, sodium hydroxide, lithium hydroxide, barium hydroxide, potassium hydroxide and carbon
At least one of sour hydrogen sodium, the binder are selected from polyvinyl butyral, nitrocotton, polyvinyl alcohol, hydroxyethyl cellulose
At least one of with hydroxypropyl cellulose, the pH value of the protective layer is identical as the pH value of the instruction unit, and the protection
The concentration of phase transfer catalyst described in layer is identical as the concentration of phase transfer catalyst described in the instruction unit.
The discoloration instruction device further includes the separation layer for being covered in the protective layer in one of the embodiments,
And it is formed in the barrier layer of the insulation surface.
A kind of transparent ink, the transparent ink be used for discoloration instruction device, the discoloration instruction device include basal layer,
It is formed in the marker of the substrate surface, the marker includes instruction unit, and the instruction unit is by containing phase transfer catalysis (PTC)
The instruction ink of agent prints to be formed, and the discoloration instruction device further includes the protective layer for being covered in the instruction unit surface, described
Protective layer is printed by transparent ink to be formed, and the transparent ink includes phase transfer catalyst, binder and solvent, the phase transfer
Catalyst is selected from least one of quaternary ammonium salt, sodium hydroxide, lithium hydroxide, barium hydroxide, potassium hydroxide and sodium bicarbonate, institute
State binder be selected from polyvinyl butyral (PVB), nitrocotton (NC), polyvinyl alcohol (PVA), hydroxyethyl cellulose (HEC) and
At least one of hydroxypropyl cellulose, the pH value of the transparent ink and the instruction pH value of ink are identical and described
The concentration of phase transfer catalyst described in bright ink is identical as the concentration of phase transfer catalyst described in the instruction ink.
In one of the embodiments, the solvent in methanol, ethyl alcohol, isopropanol, acetone and ethyl acetate extremely
Few one kind.
The transparent ink further includes plasticizer in one of the embodiments, and the plasticizer is selected from glycerol, adipic acid
At least one of diisodecyl ester, tributyl phosphate and dimethyl phthalate.
The transparent ink includes that 1 part~10 parts of the phase turns by mass percentage in one of the embodiments,
Shifting catalyst, 30 parts~50 parts of the binder, 40 parts~70 parts of the solvent and 1 part~5 parts of the plasticizer.
Above-mentioned transparent ink and discoloration instruction device, the instruction unit of discoloration instruction device is by the finger containing phase transfer catalyst
Show that ink prints to be formed, the protective layer for being covered in instruction unit is printed by transparent ink to be formed, the pH value and instruction oil of transparent ink
Ink is identical, and protective layer will not have an impact the pH value of instruction unit；And in transparent ink phase transfer catalyst concentration and instruction
The concentration of phase transfer catalyst is identical in ink, and in use, the phase transfer catalyst of protective layer turns with the phase of instruction unit
Carbon dioxide synchronous reaction in shifting catalyst and air, the pH value of protective layer change with instruction unit one, avoid to instruction
The pH value in portion interferes, so as to effectively avoid the pH value of instruction unit from deviating.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the discoloration instruction device of an embodiment.
Specific embodiment
Further details of theory is made to transparent ink and discoloration instruction device mainly in combination with specific embodiments and drawings below
It is bright.
Referring to Fig. 1, the discoloration instruction device 100 of an embodiment include basal layer 10, marker 20, protective layer 30,
Separation layer 40, release layer 50, the first adhesive layer 60, barrier layer 70, the second adhesive layer 80 and peeling layer 90.
Basal layer 10 is for carrying marker 20.Basal layer 10 has good air-tightness, and gas can be prevented through base
Bottom 10.The material of basal layer 10 is aluminium oxide, polyethylene, polypropylene, polyethylene terephthalate or poly terephthalic acid
Glycol ester.Certainly, it should be noted that the material of basal layer 10 is not limited to above-mentioned material, other are with good air-tightness
Material all can serve as the material of basal layer 10.Basal layer 10 with a thickness of 0.01mm~0.3mm.
Marker 20 is formed in a side surface of basal layer 10.In the illustrated embodiment, marker 20 includes instruction
Portion 21 and reference section 23, instruction unit 21 are located at the center of reference section 23.Instruction unit 21 is printed by instruction ink to be formed.Instruction unit 21
With a thickness of 0.001mm~0.2mm.
Indicate ink according to mass fraction meter, including following components:
1 part~10 parts of phase transfer catalyst；
30 parts~50 parts of binder；
40 parts~70 parts of solvent；
1 part~5 parts of plasticizer；And
0.1 part~5 parts of pH indicator.
Wherein, phase transfer catalyst is selected from quaternary ammonium salt, sodium hydroxide and sodium bicarbonate, lithium hydroxide, barium hydroxide, hydrogen-oxygen
Change at least one of potassium.Preferably, quaternary ammonium salt is selected from least one of tetrabutylammonium hydroxide and tetraethyl ammonium hydroxide.
It should be appreciated that other can absorb sour gas carbon dioxide from air, and then change the material of ink pH value, also can be used as
Phase transfer catalyst of the invention.
Binder is selected from polyvinyl butyral (PVB), nitrocotton (NC), polyvinyl alcohol (PVA), hydroxyethyl cellulose
(HEC) and at least one of hydroxypropyl cellulose (HPC).
In one embodiment, solvent is alcohols solvent, and in another embodiment, solvent is selected from methanol, ethyl alcohol, isopropyl
At least one of alcohol, acetone and ethyl acetate.Certainly, other can dissolve binder and have with phase transfer catalyst affine
The volatile solvent of power is ok.
Plasticizer in glycerol, diisodecyl adipate (DIDA), tributyl phosphate and dimethyl phthalate at least
It is a kind of.It should be noted that plasticizer plays the role of increasing the viscosity of transparent ink and flexible, plasticizer be can be omitted.
PH indicator is selected from m-cresol purple, thymolphthalein, o-cresolphthalein, bromthymol blue, cresol red, cetyl three
At least one of methyl ammonium cation, dimethyl diaminophenazine chloride, phenol red, rhodamine, Sulforhodamine 101 and thymol blue.It should be appreciated that
Other pairs of pH value pH sensitive dyestuff sensitive from alkalinity to acid range also can be used as pH indicator of the invention.
When indicating ink preparation, it is sufficiently stirred after each component is mixed.
After indicating that ink printing is dry, solvent volatilization, other components are formed by curing instruction unit 21.Instruction unit 21 is by weight
Number meter includes 1 part~10 parts of phase transfer catalyst；30 parts~50 parts of binder；1 part~5 parts of plasticizer；And 0.1 part~
5 parts of pH indicator.Instruction unit 21 during use, phase transfer catalyst over time with the dioxy in air
Change carbon constantly to react, so that the pH value of instruction unit 21 constantly changes, the color that pH indicator is shown also changes therewith,
Until the phase transfer catalyst in all ink reacts completely, the color that pH indicator is shown at this time is no longer changed.By phase
The setting of complete reaction time of transfer catalyst is consistent with the validity period of product, thus according to pH indicator i.e. instruction unit 21
The color of display may determine that the time used, or using the time either with or without the validity period for exceeding product.
Reference section 23 is printed by common ink to be formed, at least two fixed colors, for carrying out with instruction unit 21
Comparison, so that user can explicitly know initial color (just beginning to use) at instruction unit 21 or (anti-in terminal color
Longest between seasonable exceeds keeping life), certainly preferred, reference section 23 further includes Neutral colour, so that consumer passes through comparison
Color may determine that the use time of product.Three kinds of different colours of reference section 23 are arranged in a ring around instruction unit 21, that is, join
Portion 23 is examined for annular, including three different color regions.Reference section 23 with a thickness of 0.001mm~0.01mm.
It should be noted that instruction unit 21 can also be located at the periphery of reference section 23 or marker 20 only includes instruction unit
21, in addition providing colorimetric card etc. of reference section can be with.
In the illustrated embodiment, protective layer 30 covers the surface of instruction unit 21.Certainly, in other embodiments, protect
Sheath 30 can also cover the reference section 23 of marker 20.Protective layer 30 is printed by transparent ink to be formed.Transparent ink is according to matter
Measure score meter, including following components:
1 part~10 parts of phase transfer catalyst；
30 parts~50 parts of binder；
40 parts~70 parts of solvent；And
1 part~5 parts of plasticizer.
Wherein, phase transfer catalyst is selected from quaternary ammonium salt, sodium hydroxide, lithium hydroxide, barium hydroxide, potassium hydroxide and carbonic acid
At least one of hydrogen sodium.Preferably, quaternary ammonium salt is selected from least one of tetrabutylammonium hydroxide and tetraethyl ammonium hydroxide.
It should be appreciated that other can absorb sour gas carbon dioxide from air, and then change the material of ink pH value, also can be used as
Phase transfer catalyst of the invention.
Binder is selected from polyvinyl butyral (PVB), nitrocotton (NC), polyvinyl alcohol (PVA), hydroxyethyl cellulose
(HEC) and at least one of hydroxypropyl cellulose (HPC).
In one embodiment, solvent is alcohols solvent, and in another embodiment, solvent is selected from methanol, ethyl alcohol, isopropyl
At least one of alcohol, acetone and ethyl acetate.Certainly, other can dissolve binder and have with phase transfer catalyst affine
The volatile solvent of power is ok.
Plasticizer in glycerol, diisodecyl adipate (DIDA), tributyl phosphate and dimethyl phthalate at least
It is a kind of.It should be noted that plasticizer plays the role of increasing the viscosity of transparent ink and flexible, plasticizer be can be omitted.
The pH value of transparent ink with instruction the pH value of ink it is identical, and in transparent ink phase transfer catalyst concentration and finger
Show that the concentration of phase transfer catalyst in ink is identical.It is further preferred that in transparent ink and instruction ink in addition to pH indicator,
Other each component raw materials and mass fraction are all the same, and difference is only that in transparent ink without containing pH indicator.
When prepared by transparent ink, each component is uniformly mixed.
After transparent ink printing is dry, solvent volatilization, other components are formed by curing protective layer 30.Protective layer 30 is by weight
Number meter includes 1 part~10 parts of phase transfer catalyst；30 parts~50 parts of binder；1 part~5 parts of plasticizer.Protective layer 30
With a thickness of 0.001mm~0.2mm.
Separation layer 40 is formed in the surface of protective layer 30.Separation layer 40 plays protection to protective layer 30 and reference section 23 and makees
With, and it is colorless and transparent with good gas permeability.In use, separation layer 40 is in the outermost of discoloration instruction device 100
Layer, in terms of playing two, first, prevent contained non-food safety composition and direct body contact in protective layer；Second, it reduces outer
Portion's environment (air flowing and human contact) is negatively affected caused by instruction ink.Separation layer 40 can be by printing or being coated with
Prepared by solvent type colloid, form air hole after the solvent volatilization in solvent type colloid, so that separation layer 40 has good breathe freely
Property.Preferably, the material of separation layer 40 is selected from polyvinyl butyral (PVB), polyvinyl alcohol (PVA), hydroxyethyl cellulose
(HEC) and at least one of hydroxypropyl cellulose (HPC).Separation layer 40 with a thickness of 0.001mm~0.2mm.
Release layer 50 covers the surface of the instruction unit 23 of marker 20.The material of release layer 50 is polyvinyl alcohol, silicone oil, silicon
Rouge or emulsification paraffin wax etc..First adhesive layer 60 is formed in the surface of release layer 50.The material of first adhesive layer 60 is selected from acrylic acid
Resin, polyurethane or other adhesive.Only instruction unit 23 surface be arranged this local setting of release layer 50 by way of,
The cohesive force between the first adhesive layer 60 and marker 23 can be reduced.Release layer 50 with a thickness of 0.001mm~0.1mm.The
One adhesive layer 60 with a thickness of 0.01mm~0.1mm.
Barrier layer 70 covers the surface of the first adhesive layer 60 and separation layer 40, and is adhered to the surface of the first adhesive layer 60.
Barrier layer 70 has good air-tightness, and outside air can be prevented to enter protective layer 30 by separation layer 40, indicate discoloration
Device 100 temporarily in a dormant state, after barrier layer 70 and the first adhesive layer 60 are stripped from release layer 50, discoloration instruction
Device 100 is activated.The material of barrier layer 70 is aluminium oxide, polyethylene, polypropylene, polyethylene terephthalate or poly- to benzene
Naphthalate.Barrier layer 70 with a thickness of 0.01mm~0.3mm.
Second adhesive layer 80 is formed in a side surface of the basal layer 10 far from marker 20.Second adhesive layer 80 is used for color
Become the surface that instruction device 100 is adhered to other articles.The material of second adhesive layer 80 be selected from acrylic resin, polyurethane or its
Its adhesive.Second adhesive layer 80 with a thickness of 0.01mm~0.1mm.
Peeling layer 90 is adhered to the surface of the second adhesive layer 80.Preferably, peeling layer 90 is the glassine paper of silicate-containing oil, thus
It can be by peeling layer 90 from the sur-face peeling of the second adhesive layer 80.Peeling layer 90 with a thickness of 0.01mm~0.3mm.
Above-mentioned transparent ink and discoloration instruction device, the instruction unit of discoloration instruction device is by the finger containing phase transfer catalyst
Show that ink prints to be formed, the protective layer for being covered in instruction unit is printed by transparent ink to be formed, the pH value and instruction oil of transparent ink
Ink is identical, and protective layer will not have an impact the pH value of instruction unit；And in transparent ink phase transfer catalyst concentration and instruction
The concentration of phase transfer catalyst is identical in ink, and in use, the phase transfer catalyst of protective layer turns with the phase of instruction unit
Shifting catalyst and carbon dioxide synchronize react, the pH value of protective layer changes with instruction unit one, avoids to instruction unit
PH value interferes, so as to effectively avoid the pH value of instruction unit from deviating.
It should be noted that separation layer 40, release layer 50, the first adhesive layer 60 and barrier layer 70 can be omitted, at this time
The storage of discoloration instruction device 100 is sealed with hermetic bag or using other modes；Second adhesive layer 80 and peeling layer
90 can be omitted, and discoloration instruction device 100 is fixed on by other means on product at this time or is placed together with product.
Hereinafter, being described in detail in conjunction with specific embodiments.
Embodiment 1
The discoloration instruction device structure of embodiment 1 as shown in Figure 1, include basal layer 10, marker 20, protective layer 30, every
Absciss layer 40, release layer 50, the first adhesive layer 60, barrier layer 70, the second adhesive layer 80 and peeling layer 90.
Wherein, the material of basal layer 10 is PET, with a thickness of 0.1mm；Marker 20, protective layer 30, separation layer 40 material
For polyvinyl butyral (PVB), with a thickness of 0.02mm；The material of release layer 50 is silicone oil, with a thickness of 0.01mm；First gluing
The material of layer 60 is acrylic resin, with a thickness of 0.01mm；The material of barrier layer 70 is polyethylene terephthalate, with a thickness of
0.05mm；The material of second adhesive layer 80 is acrylic resin, with a thickness of 0.01mm；The material of peeling layer 90 is to contain silicone oil
Glassine paper, with a thickness of 0.1mm.
The instruction unit 21 of marker 20 is coated by instruction ink to be formed, and indicates that the preparation of ink includes taking 30 grams of polyvinyl alcohol
Butyral PVB (binder) is added in the ethyl alcohol (solvent) of 70g, stirring, and (phase turns the rear tetrabutylammonium hydroxide that 5g is added
Shifting catalyst) and 6ml tributyl phosphate (plasticizer), 3g Bromothymol blue (pH indicator), be sufficiently stirred.Marker 20
Reference section 23 include yellow, grass green and blue three kinds of colors.Marker with a thickness of 0.08mm.
Protective layer 30 is coated by transparent ink to be formed, and the preparation of transparent ink includes: to take 30g hydroxypropyl cellulose (bonding
Agent), it is added in the ethyl alcohol (solvent) of 70g, stirring is deployed into 100g solution, is added into solution and contains 5g tetrabutylammonium hydroxide
Ammonium (phase transfer catalyst) and 6ml tributyl phosphate (plasticizer), are sufficiently stirred.Protective layer 30 with a thickness of 0.08mm.
Instruction ink is directly printed on the surface of basal layer 10 and obtains the instruction unit with a thickness of 0.08mm, tests its discoloration week
Phase is 20 days.
After tested, the color change cycle of discoloration instruction device is 30 days.After increasing protective layer 30, not only instruction device is not lost
Effect, obtains the longer instruction period instead, illustrates that protective layer 30 has no adverse effect the instruction unit of discoloration instruction device, energy
Instruction unit is avoided to fail.
Embodiment 2
The discoloration instruction device structure of embodiment 2 as shown in Figure 1, include basal layer 10, marker 20, protective layer 30, every
Absciss layer 40, release layer 50, the first adhesive layer 60, barrier layer 70, the second adhesive layer 80 and peeling layer 90.
Wherein, the material of basal layer 10 is polyethylene terephthalate, with a thickness of 0.15mm；Marker 20, protection
Layer 30, the material of separation layer 40 are polyvinyl alcohol (PVA), with a thickness of 0.05mm；The material of release layer 50 is silicone oil, with a thickness of
0.015mm；The material of first adhesive layer 60 is polyurethane, with a thickness of 0.05mm；The material of barrier layer 70 is polyethylene to benzene two
Formic acid esters, with a thickness of 0.1mm；The material of second adhesive layer 80 is acrylic resin, with a thickness of 0.05mm；The material of peeling layer 90
For the glassine paper of silicate-containing oil, with a thickness of 0.2mm.
The instruction unit 21 of marker 20 is coated by instruction ink to be formed, and indicates that the preparation of ink includes taking 30 grams of polyvinyl alcohol
Butyral PVB (binder) is added in the ethyl acetate (solvent) of 70g, stirring, and the rear 10g mass concentration that is added is 50%
Sodium hydroxide solution (phase transfer catalyst) and 6g glycerol (plasticizer), phenol red (the pH indicator) of 3g, are sufficiently stirred.Marker
20 reference section 23 includes yellow, pale red and dark red three kinds of colors.Marker with a thickness of 0.1mm.
Protective layer 30 is coated by transparent ink to be formed, and the preparation of transparent ink includes: to take 30g polyvinyl butyral PVB
(binder) is added in the ethyl acetate (solvent) of 70g, and stirring is deployed into 100g solution.It is added into solution and contains 10g matter
Sodium hydroxide solution (phase transfer catalyst) and 6g glycerol (plasticizer) that concentration is 50% are measured, is sufficiently stirred.Protective layer 30
With a thickness of 0.1mm.
Instruction ink is directly printed on the surface of basal layer 10 and obtains the instruction unit with a thickness of 0.1mm, tests its discoloration week
Phase is 25 days.
After tested, the color change cycle of discoloration instruction device is 35 days.After increasing protective layer 30, not only instruction device is not lost
Effect, obtains the longer instruction period instead, illustrates that protective layer 30 has no adverse effect the instruction unit of discoloration instruction device, energy
Instruction unit is avoided to fail.
Embodiment 3
The discoloration instruction device structure of embodiment 3 as shown in Figure 1, include basal layer 10, marker 20, protective layer 30, every
Absciss layer 40, release layer 50, the first adhesive layer 60, barrier layer 70, the second adhesive layer 80 and peeling layer 90.
Wherein, the material of basal layer 10 is alumina foil, with a thickness of 0.1mm；Marker 20, protective layer 30, separation layer 40
Material be hydroxyethyl cellulose (HEC), with a thickness of 0.07mm；The material of release layer 50 is emulsified wax, with a thickness of 0.02mm；
The material of first adhesive layer 60 is acrylic resin, with a thickness of 0.02mm；The material of barrier layer 70 is polypropylene, with a thickness of
0.15mm；The material of second adhesive layer 80 is polyurethane, with a thickness of 0.08mm；The material of peeling layer 90 is the glass of silicate-containing oil
Paper, with a thickness of 0.2mm.
The instruction unit 21 of marker 20 is coated by instruction ink to be formed, and indicates that the preparation of ink includes taking 30 grams of polyvinyl alcohol
Butyral PVB (binder) is added in the acetone (solvent) of 70g, stirring, the rear hydrogen-oxygen that 10g mass concentration is added and is 50%
Change potassium solution (phase transfer catalyst) and 6g diisodecyl adipate (DIDA) (plasticizer), the bromocresol purple (pH indicator) of 3g, sufficiently
Stirring.The reference section 23 of marker 20 includes yellow, grass green and dark purple three kinds of colors.Marker with a thickness of 0.12mm.
Protective layer 30 is coated by transparent ink to be formed, and the preparation of transparent ink includes: to take 30g polyvinyl butyral PVB
(binder) is added in the acetone (solvent) of 70g, stirring, the rear potassium hydroxide solution that 10g mass concentration is added and is 50%
(phase transfer catalyst) and 6g diisodecyl adipate (DIDA) (plasticizer), is sufficiently stirred.Protective layer 30 with a thickness of 0.12mm.
Instruction ink is directly printed on the surface of basal layer 10 and obtains the instruction unit with a thickness of 0.12mm, tests its discoloration week
Phase is 30 days.
After tested, the color change cycle of discoloration instruction device is 40 days.After increasing protective layer 30, not only instruction device is not lost
Effect, obtains the longer instruction period instead, illustrates that protective layer 30 has no adverse effect the instruction unit of discoloration instruction device, energy
Instruction unit is avoided to fail.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (6)
1. a kind of discoloration instruction device, the discoloration instruction device includes basal layer, the instruction for being formed in the substrate surface
Layer, the marker includes instruction unit, and the instruction unit is printed by instruction ink to be formed, and the discoloration instruction device further includes covering
It is placed on the protective layer on the instruction unit surface, the protective layer is printed by transparent ink to be formed, which is characterized in that the clean oil
Ink includes phase transfer catalyst, binder, solvent, and the instruction ink includes the phase transfer catalyst, the binder, institute
Solvent and pH indicator are stated, the phase transfer catalyst is selected from quaternary ammonium salt, sodium hydroxide, lithium hydroxide, barium hydroxide and carbonic acid
At least one of hydrogen sodium, the binder be selected from polyvinyl butyral, nitrocotton, polyvinyl alcohol, hydroxyethyl cellulose and
At least one of hydroxypropyl cellulose, the pH value of the transparent ink and the instruction pH value of ink are identical and described
The concentration of phase transfer catalyst described in bright ink is identical as the concentration of phase transfer catalyst described in the instruction ink.
2. discoloration instruction device according to claim 1, which is characterized in that the transparent ink further includes plasticizer, institute
Stating instruction ink further includes the plasticizer, and the plasticizer is selected from glycerol, diisodecyl adipate (DIDA), tributyl phosphate and diformazan
At least one of base phthalic acid ester；The pH indicator is selected from m-cresol purple, thymolphthalein, o-cresolphthalein, bromine hundred
In phenol indigo plant, cresol red, cetyltrimethyl ammonium cation, dimethyl diaminophenazine chloride, phenol red, rhodamine, Sulforhodamine 101 and thymol
At least one of indigo plant.
3. discoloration instruction device according to claim 2, which is characterized in that the transparent ink wraps by mass percentage
Include 1 part~10 parts of the phase transfer catalyst, 30 parts~50 parts of the binder, 40 parts~70 parts of the solvent and 1
Part~5 parts of the plasticizer；The instruction ink includes 1 part~10 parts of the phase transfer catalysis (PTC) by mass percentage
Agent, 30 parts~50 parts of the binder, 40 parts~70 parts of the solvent, 1 part~5 parts of the plasticizer and 0.1 part~5
The pH indicator of part.
4. discoloration instruction device according to claim 1, which is characterized in that phase transfer catalysis (PTC) described in the transparent ink
Agent is identical as phase transfer catalyst described in the instruction ink.
5. a kind of discoloration instruction device, the discoloration instruction device includes basal layer, the instruction for being formed in the substrate surface
Layer, the marker includes instruction unit, and the discoloration instruction device further includes the protective layer for being covered in the instruction unit surface,
It is characterized in that, the protective layer includes phase transfer catalyst and binder, and the instruction unit includes the phase transfer catalyst, institute
Binder and pH indicator are stated, the phase transfer catalyst is selected from quaternary ammonium salt, sodium hydroxide, lithium hydroxide, barium hydroxide and carbon
At least one of sour hydrogen sodium, the binder are selected from polyvinyl butyral, nitrocotton, polyvinyl alcohol, hydroxyethyl cellulose
At least one of with hydroxypropyl cellulose, the pH value of the protective layer is identical as the pH value of the instruction unit, and the protection
The concentration of phase transfer catalyst described in layer is identical as the concentration of phase transfer catalyst described in the instruction unit.
6. discoloration instruction device according to claim 5, which is characterized in that the discoloration instruction device further includes being covered in
The separation layer of the protective layer and the barrier layer for being formed in the insulation surface.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610104373.2A CN105647278B (en) | 2016-02-25 | 2016-02-25 | Discoloration instruction device and transparent ink |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610104373.2A CN105647278B (en) | 2016-02-25 | 2016-02-25 | Discoloration instruction device and transparent ink |
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| CN105647278A CN105647278A (en) | 2016-06-08 |
| CN105647278B true CN105647278B (en) | 2018-12-07 |
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| CN201610104373.2A Active CN105647278B (en) | 2016-02-25 | 2016-02-25 | Discoloration instruction device and transparent ink |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106124492A (en) * | 2016-06-17 | 2016-11-16 | 深圳九星印刷包装集团有限公司 | Alkali sensitization time instruction device |
| CN106153619B (en) * | 2016-06-17 | 2020-04-10 | 深圳九星印刷包装集团有限公司 | Carbon dioxide sensitive color change indicating device |
| CN107478646A (en) * | 2017-08-14 | 2017-12-15 | 仲恺农业工程学院 | Freshness of meat indicating label, solution and preparation method for the indicating label |
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|---|---|---|---|---|
| CN1260874A (en) * | 1997-04-17 | 2000-07-19 | R－特克技术公司 | Composition for detection of electrophilic gases and use thereof |
| CN104379685A (en) * | 2012-06-19 | 2015-02-25 | 录象射流技术公司 | Color changing inkjet ink composition |
| CN104761953A (en) * | 2015-04-17 | 2015-07-08 | 深圳九星印刷包装集团有限公司 | Color-changing ink sensitive to ammonia gas and volatile amine and preparation method of color-changing ink |
| CN104777162A (en) * | 2015-04-17 | 2015-07-15 | 深圳九星印刷包装集团有限公司 | Color change indicating device |
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2016
- 2016-02-25 CN CN201610104373.2A patent/CN105647278B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1260874A (en) * | 1997-04-17 | 2000-07-19 | R－特克技术公司 | Composition for detection of electrophilic gases and use thereof |
| CN104379685A (en) * | 2012-06-19 | 2015-02-25 | 录象射流技术公司 | Color changing inkjet ink composition |
| CN104761953A (en) * | 2015-04-17 | 2015-07-08 | 深圳九星印刷包装集团有限公司 | Color-changing ink sensitive to ammonia gas and volatile amine and preparation method of color-changing ink |
| CN104777162A (en) * | 2015-04-17 | 2015-07-15 | 深圳九星印刷包装集团有限公司 | Color change indicating device |
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