CN104361827A - Color changing label for marking radiation and preparation method thereof - Google Patents
Color changing label for marking radiation and preparation method thereof Download PDFInfo
- Publication number
- CN104361827A CN104361827A CN201410652270.0A CN201410652270A CN104361827A CN 104361827 A CN104361827 A CN 104361827A CN 201410652270 A CN201410652270 A CN 201410652270A CN 104361827 A CN104361827 A CN 104361827A
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- label
- characteristic radiation
- water
- dye liquor
- preparation
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- 230000005855 radiation Effects 0.000 title claims abstract description 53
- 238000002360 preparation method Methods 0.000 title claims abstract description 33
- 239000000975 dye Substances 0.000 claims abstract description 93
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 33
- 239000004611 light stabiliser Substances 0.000 claims abstract description 28
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims abstract description 23
- 230000002378 acidificating effect Effects 0.000 claims abstract description 21
- 229920002472 Starch Polymers 0.000 claims abstract description 16
- 239000008107 starch Substances 0.000 claims abstract description 16
- 235000019698 starch Nutrition 0.000 claims abstract description 16
- 239000002253 acid Substances 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 14
- 238000005562 fading Methods 0.000 claims abstract description 10
- 239000004952 Polyamide Substances 0.000 claims description 31
- 239000000835 fiber Substances 0.000 claims description 31
- 229920002647 polyamide Polymers 0.000 claims description 31
- 239000000203 mixture Substances 0.000 claims description 30
- 238000010438 heat treatment Methods 0.000 claims description 16
- 230000004888 barrier function Effects 0.000 claims description 15
- 239000011248 coating agent Substances 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 13
- 238000004043 dyeing Methods 0.000 claims description 13
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 9
- 239000000320 mechanical mixture Substances 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- 238000011049 filling Methods 0.000 claims description 7
- 238000010422 painting Methods 0.000 claims description 7
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 6
- 239000006096 absorbing agent Substances 0.000 claims description 6
- 239000011976 maleic acid Substances 0.000 claims description 6
- -1 maleic acid diester Chemical class 0.000 claims description 6
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 6
- 150000001412 amines Chemical class 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 5
- 230000001954 sterilising effect Effects 0.000 abstract description 4
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 4
- 238000003860 storage Methods 0.000 abstract description 3
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 239000004677 Nylon Substances 0.000 abstract 1
- 238000002955 isolation Methods 0.000 abstract 1
- 229920001778 nylon Polymers 0.000 abstract 1
- 239000000985 reactive dye Substances 0.000 abstract 1
- 239000010408 film Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 239000010410 layer Substances 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000002845 discoloration Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 235000013305 food Nutrition 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- OUUQCZGPVNCOIJ-UHFFFAOYSA-M Superoxide Chemical compound [O-][O] OUUQCZGPVNCOIJ-UHFFFAOYSA-M 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical group 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 238000005025 nuclear technology Methods 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000006100 radiation absorber Substances 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 235000019640 taste Nutrition 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
- G09F3/02—Forms or constructions
- G09F3/0291—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time
- G09F3/0294—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time where the change is not permanent, e.g. labels only readable under a special light, temperature indicating labels and the like
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/38—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using reactive dyes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/46—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing natural macromolecular substances or derivatives thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/64—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing low-molecular-weight organic compounds without sulfate or sulfonate groups
- D06P1/651—Compounds without nitrogen
- D06P1/65106—Oxygen-containing compounds
- D06P1/65125—Compounds containing ester groups
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/02—Material containing basic nitrogen
- D06P3/04—Material containing basic nitrogen containing amide groups
- D06P3/24—Polyamides; Polyurethanes
- D06P3/248—Polyamides; Polyurethanes using reactive dyes
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Pens And Brushes (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention relates to a color changing label for marking radiation and a preparation method thereof, and belongs to the technical field of radiation monitoring labels. The color changing label for marking radiation is made of fading dye liquor, a nylon nonwoven fabric with a prompt mark on one side, a pressure sensitive adhesive and isolation paper, wherein the fading dye liquor comprises a water-soluble acidic azo reactive dye, starch, a water-soluble light stabilizer, an acid releasing agent and water. The color changing label has superior performance, is suitable for monitoring sterilization of a medical instrument, has higher sensitivity, and is a radiation label which is convenient to use, has high identification degree, and is fast to identify and low in production cost. In addition, the label can be stored for two years at normal temperature, is low in storage cost and does not fail when exposed in the sunshine for a long time.
Description
Technical field
The present invention relates to a kind of Allochroic label and preparation method thereof, more particularly, the present invention relates to a kind of Allochroic label for characteristic radiation and preparation method thereof, belong to radiation monitoring label technique field.
Background technology
The prospect of irradiation, RADIATION PROCESSING industry is boundless, and the strict monitoring of irradiation technique is basic.Irradiation can change the performance of product improperly, works the mischief to product.As the color to food, taste, nutrition produce some spinoffs, destroy some nutritional labelings, change the molecular structure of food, thus the physiological safety of eater can be caused, bring out the diseases such as such as cancer, potential safety hazard is existed to the health of people.The same with irradiated food, also there is same safety problem in irradiation medicine.Therefore there is strict demand various countries to irradiating object, irradiation technique, irradiation range, wrappage in actual applications.The product that must meet standard-required could carry out irradiation processing under the strict dosage controlled, and will have mark to the product of irradiation.China market is difficult to see the irradiation products having mark, irradiation enterprise does not also almost use mark.To the control of irradiation technique, rely on theoretical and experience often, really do not accomplish to be rigid in checking up.Therefore whether the actual absorption dosage of irradiation products consistent with technological design, be have no way of known.Cause underproof irradiation as underdosage, undue exposure; The irradiation security events such as high-dose irradiation, leakage irradiation, repeatedly irradiation happen occasionally, and not only affect the performance of product, also result in some potential safety hazards simultaneously.Add employment security to consider, irradiation of product technique is all require to design irradiation dose in advance according to production producer, be that inconvenience measures, and after irradiation, the whether qualified of product also cannot detect in time in irradiation process.
Irradiation Allochroic label is a kind of macromolecular material that can produce color change after irradiation, adopts irradiation sterilization indicator to make irradiation mark, is that one carries out the easier direct method again of mark control to irradiation.It both can after irradiation completes by the change of color in time to the judgement that irradiation qualification is carried out.Whether very clearly can know this product through irradiation simultaneously, play irradiation mark action.Achieve the online controllability of radiation absorber amount, solve the hysteresis quality in quantimeter test and high cost, achieve in irradiation processing technological process, the quality safety of each packaging product and guarantee.Irradiation Allochroic label can be used for the nuclear technology manufacture fields such as cobalt source and accelerator in food, medicine, disposable medical instrument and the new material quality and safety control in irradiation processing process.Along with expanding economy, the raising of people's quality of life and the understanding to irradiation products, China's irradiation industry will step into fast development.
It is CN103057245A that State Intellectual Property Office discloses a publication number in 2013.4.24, name is called the patent of invention of " a kind of Radiochromic label and preparation method thereof ", which disclose a kind of Radiochromic label and preparation method thereof, comprise the following steps: the method comprises the following steps: (1) is prepared into coating solution; (2) utilize automatic film applicator, even spread film forming solution on planar supports, after solidification, form a Radiochromic film; (3) utilize automatic film applicator, even spread layer of adhesive on Radiochromic film, label material plane materiel upper surface is pasted on the adhesive, makes Radiochromic label; (4) peel off Radiochromic label from planar supports, utilize automatic film applicator, in Radiochromic film side even spread layer of adhesive, transparent thin-film material is pasted on the adhesive, thus form layer protective layer.This label is multi-layer compound structure, is followed successively by from top to bottom: protective seam, marker, basalis, gum layer, ground paper layer.The invention provides one and be applicable to batch production, can carry out commercially producing, Radiochromic label simple to operate and preparation method thereof.
It is CN103543460A that State Intellectual Property Office discloses a publication number in 2014.1.29; name is called the patent of invention of " a kind of Novel irradiation indication film and preparation method thereof "; which disclose a kind of Novel irradiation indication film, comprise the polyester substrate, discoloration coating and the diaphragm that connect successively from the bottom up; Discoloration coating adopts following raw material to make: add in the absolute ethyl alcohol of 10ml by 10,12-of PVB, 0.4-0.5g of 0.5-0.7g bis-ten three carbon diacetylenic acids, 1.2-1.3g light trigger, obtain discoloration coating solution after mixing.A preparation method for irradiation instruction film, first cleans polyester substrate absolute ethyl alcohol, after its drying, and then coats discoloration coating on it, stick diaphragm after drying.Instruction film described in this invention has and responds effect very well in 5-50Gy dosage range, whether determine by irradiation thing through irradiation by its discoloration of visual inspection, also by measure its absorbance quantitative identifying the radiation dose that absorbs by irradiation thing, enriched the range of choice of raw material.
Existing irradiation Allochroic label under the effect of high-energy ray, color change occurs by radiation sensitive procrypsis thing, thus whether mark is through radiation treatment and monitoring irradiation dose.But above-mentioned product identification of the prior art is not high, uses inconvenience, and at generally needing to be stored in 0-10 DEG C, and the term of validity only has about 1 year, harsh the causing of storage condition stores inconvenience, and carrying cost is higher.In addition, even if above-mentioned product of the prior art is with diaphragm, can ultraviolet irradiation be prevented to a certain extent, but for a long time in the sun, or meeting variable color, make it lose efficacy.
Summary of the invention
It is not high that the present invention is intended to solve above-mentioned product identification of the prior art, use inconvenience, need to store at low temperatures, not heatproof, vulnerable to sunlight problem, provides a kind of Allochroic label for detecting high-energy radiation dosage, the storage life of this Allochroic label is longer, display is more directly perceived, can store at normal temperatures for a long time, and for a long time in the sun can not variable color.
In order to realize foregoing invention object, its concrete technical scheme is as follows:
For an Allochroic label for characteristic radiation, it is characterized in that: the described Allochroic label for characteristic radiation is made up with pointing out the polyamide fibre nonwoven fabrics of mark, pressure-sensitive adhesive and barrier paper of can fading dye liquor, one side; Described faded dye liquor comprises the following raw material according to weight parts:
Aqueous acidic azo active dyestuff 0.01-0.05 part
Starch 20-30 part
Water-soluble light stabilizer 0.1-0.2 part
Acid-releasing agent 0.5-2.5 part
Water 70-80 part.
Acid-releasing agent of the present invention is maleic acid diester.
Aqueous acidic azo active dyestuff of the present invention is reactive red-198 or reactive red K2G.
Water-soluble light stabilizer of the present invention is aqueous ultraviolet absorbing agent.
For a preparation method for the Allochroic label of characteristic radiation, it is characterized in that: comprise following processing step:
A, preparation can be faded dye liquor
According to formula by aqueous acidic azo active dyestuff, starch, water-soluble light stabilizer, water-soluble light stabilizer and water mix and blend, be mixed with the dye liquor that can fade;
B, dyeing
One side is put into the polyamide fibre nonwoven fabrics of prompting mark the closed container filling the faded dye liquor that steps A obtains, then from room temperature to 100 DEG C, contaminates 60-180 minute, take out after dip-dye and dry, obtain dye polyamide fibre nonwoven fabrics;
C, coating pressure-sensitive adhesive
The upper dye polyamide fibre nonwoven fabrics obtained in step B does not point out the painting of the one side of mark to be covered with pressure-sensitive adhesive, is then overlayed on barrier paper, namely obtains the Allochroic label for characteristic radiation.
In step, the concentration of described faded dye liquor is 5-10% in the present invention.
In step, described mix and blend refers at 25-50 DEG C in the present invention, and mechanical mixture stirs 10-30 minute.
In stepb, described from room temperature to the concrete temperature-rise period of 100 DEG C is: with the heating rate of 2-5 DEG C/min from room temperature to 70 DEG C, be incubated 30 minutes when reaching 70 DEG C, be then warmed up to 100 DEG C with the heating rate of 10-15 DEG C/min in the present invention.
In stepb, described oven dry for dry 90-240 minute at 50-80 DEG C in the present invention.
The Advantageous Effects that the present invention brings:
1, the present invention and existing irradiation label invention mentality of designing are completely different with the starting material that adopt, solve irradiation Allochroic label identification of the prior art not high, use inconvenience, need to store at low temperatures, not heatproof, and vulnerable to sunlight problem, provide a kind of Allochroic label for detecting high-energy radiation.This label is easy to use, and can monitor irradiation sterilization production status by online observation, when irradiation dose reaches under 5-30kGy high-energy ionization radiation, the starch in label can produce-OH free radical, superoxide and the ozone (O produced in irradiation
3) can unsaturated group in rapid oxidation dye molecule, destroy its chromophoric group, generate micromolecular acidic materials simultaneously, thus remove dye liquor color, impel label color to fade completely, present the prompting mark be imprinted in advance on nonwoven fabrics.This Allochroic label high comprehensive performance, is applicable to sterilization of medical instrument and monitors to have higher sensitivity, and be a kind of easy to use, identification is high, and identification is quick, the irradiation label that production cost is lower.In addition, this label can store 2 years at normal temperatures, and carrying cost is low, and can not lose efficacy under long-term sunlight irradiates.
2, the present invention is preferred, and described acid-releasing agent is maleic acid diester.Acid-releasing agent selects specific maleic acid diester, effectively can regulate the pH value of dye liquor, and polyamide fibre nonwoven fabrics in dyeing course can be painted uniformly.
3, the present invention is preferred, and described aqueous acidic azo active dyestuff is reactive red-198 or reactive red K2G.The specific dyestuff of above-mentioned selection is reactive red-198 or reactive red K2G, and these two kinds of dye molecule amounts are lower, and easy oxidized decomposition is faded.Under 5-30kGy irradiation, on contaminated reactive red-198 or reactive red K2G red-ticket fade very fast, easily, show prompting mark, improve the identification of label.
4, the present invention is preferred, and water-soluble light stabilizer of the present invention is aqueous ultraviolet absorbing agent.Because dyeing system of the present invention is aqueous solution systems, so select specific water-soluble light stabilizer to be that aqueous ultraviolet absorbing agent is applicable to aforementioned aqueous solution systems more, make in dyeing course more smooth, better effects if.
5, the specific preparation method of the present invention's employing, its system is aqueous solution systems, organic solvent-free volatilization in preparation process, reduces the pollution of organic solvent volatilization to environment in preparation process, and the equipment investment of reclaiming organic solvent and increasing and cost.
6, preferred in preparation method of the present invention, in step, the concentration of described faded dye liquor is 5-10%.The above-mentioned concentration specifically can fading dye liquor can make label fade fast under 5-30kGy exposure dose, to show lifting word.
7, preferred in preparation method of the present invention, in step, described mix and blend refers at 25-50 DEG C, and mechanical mixture stirs 10-30 minute; Can ensure that dye solution mixing is more even at the process conditions.In stepb, described from room temperature to the concrete temperature-rise period of 100 DEG C is: with the heating rate of 2-5 DEG C/min from room temperature to 70 DEG C, be incubated 30 minutes when reaching 70 DEG C, be then warmed up to 100 DEG C with the heating rate of 10-15 DEG C/min in the present invention.Under this Elevated Temperature Conditions, make dyeing evenly, more firmly.In stepb, described oven dry for dry 90-240 minute at 50-80 DEG C in the present invention.Under this drying condition, ensure dry at product and the quality of dyeing can not be destroyed.
Embodiment
embodiment 1
For an Allochroic label for characteristic radiation, the described Allochroic label for characteristic radiation is made up with pointing out the polyamide fibre nonwoven fabrics of mark, pressure-sensitive adhesive and barrier paper of can fading dye liquor, one side; Described faded dye liquor comprises the following raw material according to weight parts:
Aqueous acidic azo active dyestuff 0.01 part
Starch 20 parts
Water-soluble light stabilizer 0.1 part
Acid-releasing agent 0.5 part
70 parts, water.
embodiment 2
For an Allochroic label for characteristic radiation, the described Allochroic label for characteristic radiation is made up with pointing out the polyamide fibre nonwoven fabrics of mark, pressure-sensitive adhesive and barrier paper of can fading dye liquor, one side; Described faded dye liquor comprises the following raw material according to weight parts:
Aqueous acidic azo active dyestuff 0.05 part
Starch 30 parts
Water-soluble light stabilizer 0.2 part
Acid-releasing agent 2.5 parts
80 parts, water.
embodiment 3
For an Allochroic label for characteristic radiation, the described Allochroic label for characteristic radiation is made up with pointing out the polyamide fibre nonwoven fabrics of mark, pressure-sensitive adhesive and barrier paper of can fading dye liquor, one side; Described faded dye liquor comprises the following raw material according to weight parts:
Aqueous acidic azo active dyestuff 0.03 part
Starch 25 parts
Water-soluble light stabilizer 0.15 part
Acid-releasing agent 1.5 parts
75 parts, water.
embodiment 4
For an Allochroic label for characteristic radiation, the described Allochroic label for characteristic radiation is made up with pointing out the polyamide fibre nonwoven fabrics of mark, pressure-sensitive adhesive and barrier paper of can fading dye liquor, one side; Described faded dye liquor comprises the following raw material according to weight parts:
Aqueous acidic azo active dyestuff 0.015 part
Starch 21 parts
Water-soluble light stabilizer 0.18 part
Acid-releasing agent 2.2 parts
73 parts, water.
embodiment 5
On the basis of embodiment 1-4, preferred:
Described acid-releasing agent is maleic acid diester.
Described aqueous acidic azo active dyestuff is reactive red-198 or reactive red K2G.
Described water-soluble light stabilizer is the amine type aqueous ultraviolet absorbing agent that is obstructed.
embodiment 6
For a preparation method for the Allochroic label of characteristic radiation, comprise following processing step:
A, preparation can be faded dye liquor
According to formula by aqueous acidic azo active dyestuff, starch, water-soluble light stabilizer, water-soluble light stabilizer and water mix and blend, be mixed with the dye liquor that can fade;
B, dyeing
One side is put into the polyamide fibre nonwoven fabrics of prompting mark the closed container filling the faded dye liquor that steps A obtains, then from room temperature to 100 DEG C, contaminates 60 minutes, take out after dip-dye and dry, obtain dye polyamide fibre nonwoven fabrics;
C, coating pressure-sensitive adhesive
The upper dye polyamide fibre nonwoven fabrics obtained in step B does not point out the painting of the one side of mark to be covered with pressure-sensitive adhesive, is then overlayed on barrier paper, namely obtains the Allochroic label for characteristic radiation.
embodiment 7
For a preparation method for the Allochroic label of characteristic radiation, comprise following processing step:
A, preparation can be faded dye liquor
According to formula by aqueous acidic azo active dyestuff, starch, water-soluble light stabilizer, water-soluble light stabilizer and water mix and blend, be mixed with the dye liquor that can fade;
B, dyeing
One side is put into the polyamide fibre nonwoven fabrics of prompting mark the closed container filling the faded dye liquor that steps A obtains, then from room temperature to 100 DEG C, contaminates 180 minutes, take out after dip-dye and dry, obtain dye polyamide fibre nonwoven fabrics;
C, coating pressure-sensitive adhesive
The upper dye polyamide fibre nonwoven fabrics obtained in step B does not point out the painting of the one side of mark to be covered with pressure-sensitive adhesive, is then overlayed on barrier paper, namely obtains the Allochroic label for characteristic radiation.
embodiment 8
For a preparation method for the Allochroic label of characteristic radiation, comprise following processing step:
A, preparation can be faded dye liquor
According to formula by aqueous acidic azo active dyestuff, starch, water-soluble light stabilizer, water-soluble light stabilizer and water mix and blend, be mixed with the dye liquor that can fade;
B, dyeing
One side is put into the polyamide fibre nonwoven fabrics of prompting mark the closed container filling the faded dye liquor that steps A obtains, then from room temperature to 100 DEG C, contaminates 120 minutes, take out after dip-dye and dry, obtain dye polyamide fibre nonwoven fabrics;
C, coating pressure-sensitive adhesive
The upper dye polyamide fibre nonwoven fabrics obtained in step B does not point out the painting of the one side of mark to be covered with pressure-sensitive adhesive, is then overlayed on barrier paper, namely obtains the Allochroic label for characteristic radiation.
embodiment 9
For a preparation method for the Allochroic label of characteristic radiation, comprise following processing step:
A, preparation can be faded dye liquor
According to formula by aqueous acidic azo active dyestuff, starch, water-soluble light stabilizer, water-soluble light stabilizer and water mix and blend, be mixed with the dye liquor that can fade;
B, dyeing
One side is put into the polyamide fibre nonwoven fabrics of prompting mark the closed container filling the faded dye liquor that steps A obtains, then from room temperature to 100 DEG C, contaminates 90 minutes, take out after dip-dye and dry, obtain dye polyamide fibre nonwoven fabrics;
C, coating pressure-sensitive adhesive
The upper dye polyamide fibre nonwoven fabrics obtained in step B does not point out the painting of the one side of mark to be covered with pressure-sensitive adhesive, is then overlayed on barrier paper, namely obtains the Allochroic label for characteristic radiation.
embodiment 10
On the basis of embodiment 6-9, preferred:
In step, the concentration of described faded dye liquor is 5%.
In step, described mix and blend refers to that, at 25 DEG C, mechanical mixture stirs 10 minutes.
In stepb, describedly from room temperature to the concrete temperature-rise period of 100 DEG C be: with the heating rate of 2 DEG C/min from room temperature to 70 DEG C, when reaching 70 DEG C, be incubated 30 minutes, be then warmed up to 100 DEG C with the heating rate of 10 DEG C/min.
In stepb, described oven dry is dry 90 minutes at 50 DEG C.
embodiment 11
On the basis of embodiment 6-9, preferred:
In step, the concentration of described faded dye liquor is 10%.
In step, described mix and blend refers to that, at 50 DEG C, mechanical mixture stirs 30 minutes.
In stepb, describedly from room temperature to the concrete temperature-rise period of 100 DEG C be: with the heating rate of 5 DEG C/min from room temperature to 70 DEG C, when reaching 70 DEG C, be incubated 30 minutes, be then warmed up to 100 DEG C with the heating rate of 15 DEG C/min.
In stepb, described oven dry is dry 240 minutes at 80 DEG C.
embodiment 12
On the basis of embodiment 6-9, preferred:
In step, the concentration of described faded dye liquor is 7.5%.
In step, described mix and blend refers to that, at 38 DEG C, mechanical mixture stirs 20 minutes.
In stepb, describedly from room temperature to the concrete temperature-rise period of 100 DEG C be: with the heating rate of 4 DEG C/min from room temperature to 70 DEG C, when reaching 70 DEG C, be incubated 30 minutes, be then warmed up to 100 DEG C with the heating rate of 13 DEG C/min.
In stepb, described oven dry is dry 165 minutes at 65 DEG C.
embodiment 13
On the basis of embodiment 6-9, preferred:
In step, the concentration of described faded dye liquor is 9%.
In step, described mix and blend refers to that, at 30 DEG C, mechanical mixture stirs 29 minutes.
In stepb, describedly from room temperature to the concrete temperature-rise period of 100 DEG C be: with the heating rate of 3 DEG C/min from room temperature to 70 DEG C, when reaching 70 DEG C, be incubated 30 minutes, be then warmed up to 100 DEG C with the heating rate of 11 DEG C/min.
In stepb, described oven dry is dry 100 minutes at 60 DEG C.
embodiment 14
For an Allochroic label for characteristic radiation, the described Allochroic label for characteristic radiation is made up with pointing out the polyamide fibre nonwoven fabrics of mark, pressure-sensitive adhesive and barrier paper of can fading dye liquor, one side; Described faded dye liquor comprises the following raw material according to weight parts:
Aqueous acidic azo active dyestuff 0.01-0.05 part
Starch 20-30 part
Water-soluble light stabilizer 0.1-0.2 part
Acid-releasing agent 0.5-2.5 part
Water 70-80 part.
Described acid-releasing agent is maleic acid diester.
Described aqueous acidic azo active dyestuff is reactive red-198 or reactive red K2G.
Described water-soluble light stabilizer is aqueous ultraviolet absorbing agent.
For a preparation method for the Allochroic label of characteristic radiation, comprise following processing step:
A, preparation can be faded dye liquor
According to formula by aqueous acidic azo active dyestuff, starch, water-soluble light stabilizer, water-soluble light stabilizer and water mix and blend, be mixed with the dye liquor that can fade;
B, dyeing
One side is put into the polyamide fibre nonwoven fabrics of prompting mark the closed container filling the faded dye liquor that steps A obtains, then from room temperature to 100 DEG C, contaminates 60-180 minute, take out after dip-dye and dry, obtain dye polyamide fibre nonwoven fabrics;
C, coating pressure-sensitive adhesive
The upper dye polyamide fibre nonwoven fabrics obtained in step B does not point out the painting of the one side of mark to be covered with pressure-sensitive adhesive, is then overlayed on barrier paper, namely obtains the Allochroic label for characteristic radiation.
In step, the concentration of described faded dye liquor is 5-10%.
In step, described mix and blend refers at 25-50 DEG C, and mechanical mixture stirs 10-30 minute.
In stepb, describedly from room temperature to the concrete temperature-rise period of 100 DEG C be: with the heating rate of 2-5 DEG C/min from room temperature to 70 DEG C, when reaching 70 DEG C, be incubated 30 minutes, be then warmed up to 100 DEG C with the heating rate of 10-15 DEG C/min.
In stepb, described oven dry for dry 90-240 minute at 50-80 DEG C.
Allochroic label main technical schemes for characteristic radiation of the present invention is: dyeed by the polyamide fibre nonwoven fabrics of one side with prompting mark, prompting mark can be Chinese " postdose ", " radiation ", or similar prompt text or cue marks such as " irradiated " of English, the color of upper dye is identical or close with the color of prompting mark.The multiple prompting mark of uniform print in the one side of polyamide fibre nonwoven fabrics, not printing the one side coating pressure-sensitive adhesive of prompting mark after dyeing, then sticking barrier paper, finally carrying out cutting into multiple label, during use, label is taken off, be attached to and need on the articles for use of characteristic radiation.
Claims (9)
1. for an Allochroic label for characteristic radiation, it is characterized in that: the described Allochroic label for characteristic radiation is made up with pointing out the polyamide fibre nonwoven fabrics of mark, pressure-sensitive adhesive and barrier paper of can fading dye liquor, one side; Described faded dye liquor comprises the following raw material according to weight parts:
Aqueous acidic azo active dyestuff 0.01-0.05 part
Starch 20-30 part
Water-soluble light stabilizer 0.1-0.2 part
Acid-releasing agent 0.5-2.5 part
Water 70-80 part.
2. a kind of Allochroic label for characteristic radiation according to claim 1, is characterized in that: described acid-releasing agent is maleic acid diester.
3. a kind of Allochroic label for characteristic radiation according to claim 1, is characterized in that: described aqueous acidic azo active dyestuff is reactive red-198 or reactive red K2G.
4. a kind of Allochroic label for characteristic radiation according to claim 1, is characterized in that: described water-soluble light stabilizer is the amine type aqueous ultraviolet absorbing agent that is obstructed.
5. the preparation method of a kind of Allochroic label for characteristic radiation according to claim 1, is characterized in that: comprise following processing step:
A, preparation can be faded dye liquor
According to formula by aqueous acidic azo active dyestuff, starch, water-soluble light stabilizer, water-soluble light stabilizer and water mix and blend, be mixed with the dye liquor that can fade;
B, dyeing
One side is put into the polyamide fibre nonwoven fabrics of prompting mark the closed container filling the faded dye liquor that steps A obtains, then from room temperature to 100 DEG C, contaminates 60-180 minute, take out after dip-dye and dry, obtain dye polyamide fibre nonwoven fabrics;
C, coating pressure-sensitive adhesive
The upper dye polyamide fibre nonwoven fabrics obtained in step B does not point out the painting of the one side of mark to be covered with pressure-sensitive adhesive, is then overlayed on barrier paper, namely obtains the Allochroic label for characteristic radiation.
6. the preparation method of a kind of Allochroic label for characteristic radiation according to claim 5, is characterized in that: in step, and the concentration of described faded dye liquor is 5-10%.
7. the preparation method of a kind of Allochroic label for characteristic radiation according to claim 5 or 6, is characterized in that: in step, described mix and blend refers at 25-50 DEG C, and mechanical mixture stirs 10-30 minute.
8. the preparation method of a kind of Allochroic label for characteristic radiation according to claim 5, it is characterized in that: in stepb, described from room temperature to the concrete temperature-rise period of 100 DEG C is: with the heating rate of 2-5 DEG C/min from room temperature to 70 DEG C, be incubated 30 minutes when reaching 70 DEG C, be then warmed up to 100 DEG C with the heating rate of 10-15 DEG C/min.
9. the preparation method of a kind of Allochroic label for characteristic radiation according to claim 5 or 8, it is characterized in that: in stepb, described oven dry for dry 90-240 minute at 50-80 DEG C.
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