CN109085114A - A kind of sunproof detection method of printed matter - Google Patents
A kind of sunproof detection method of printed matter Download PDFInfo
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- CN109085114A CN109085114A CN201810934758.0A CN201810934758A CN109085114A CN 109085114 A CN109085114 A CN 109085114A CN 201810934758 A CN201810934758 A CN 201810934758A CN 109085114 A CN109085114 A CN 109085114A
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- sunproof
- printed matter
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/004—Investigating resistance of materials to the weather, to corrosion, or to light to light
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- Biodiversity & Conservation Biology (AREA)
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- Environmental & Geological Engineering (AREA)
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- Spectrometry And Color Measurement (AREA)
Abstract
The invention discloses a kind of sunproof detection methods of printed matter, this kind of method carries out the analysis of color difference by instrument to 8 kinds of different light resistance standard classes, and determine the correspondence value of chromatism range of 8 groups of difference light resistance standard classes, sample to be tested is subjected to color difference analysis by instrument, the analysis result of instrument is compared with the color difference range obtained before, so that it is determined that corresponding light resistance grade；The present invention carries out Investigation on Photodegradation to sample to be tested using instrument, and it is accurate to determine, easy to operate, quick；Testing result can be achieved by way of data simultaneously, be traced to the source convenient for product quality and retrospective analysis.
Description
Technical field
The present invention relates to printing checking technical fields, and in particular to a kind of sunproof detection method of printed matter.
Background technique
Light resistance means that under defined light source, pigment keeps original performance, and the energy of colour fading, discoloration or dusting does not occur
Power, also known as light fastness (or light fastness) claim pigment light resistance or light fastness (or sun-proof strong if _ light source is daylight
Degree), sunproof main path is improved, is using surface treatment.It can be with a kind of blue wool scale or with a kind of progressive series of greys
Compare expression.The former is divided into 8 grades, and series is higher, shows that light resistance is stronger；The latter's numerical value is smaller, indicates that light resistance is stronger.With
Neon lamp solarization machine method is measured with natural daylight exposure method.
It is sunproof to the progress of its product that current printed matter industry is all made of both light resistance detection methods substantially
Quality control, wherein blue wool scale detection method is under the defined conditions, by test sample and blue wool standard sample
Product, which are placed on simultaneously under xenon arc lamp, to be exposed to the sun, similar with test sample variation by finding in the grade of blue wool standard sample
Rank evaluates light resistance, but this method is to be compared using human eye with 8 kinds of levels of the standard, its principle of the progressive series of greys
It is essentially identical.In this way, certain error will occur to sunproof judgement because of factors such as individual difference, experience differences, can go out
Existing more controversial judging result, lacks and determines basis；Meanwhile the operating process of both detection modes also it is complex and
It is cumbersome, especially under the fast pace production model of large-scale production, waste more time.
Summary of the invention
It is an object of the present invention in view of the above shortcomings of the prior art, propose a kind of sunproof detection side of printed matter
Method, this kind of method directly carries out color difference analysis to sample to be tested by instrument, and carries out light resistance standard class by value of chromatism
Judgement.
The sunproof detection method of a kind of printed matter proposed by the present invention, comprising the following steps: the following steps are included:
S1: it is printed under identical conditions using identical material paper, same dyestuff, multiple calibration samples is made；
S2: calibration sample is irradiated according to the color difference range of 8 kinds of light resistance standard classes, obtains 8 groups of difference light resistance marks
The calibration product of quasi- grade；
S3: 8 groups of calibration product are subjected to acetes chinensis analysis by color difference meter one by one, and the value of chromatism of each calibration product is remembered
Record, obtains 8 groups of chromatism datas；
S4: determining the maximum value and minimum value of every group of chromatism data, obtains the calibration product of 8 groups of difference light resistance standard classes in color
Color difference range under poor instrument is to get arriving standards of chromatic aberration；
S5: sample to be tested is directly passed through to color difference meter and is detected, and obtained chromatism data and 8 groups of standards of chromatic aberration are compared
It is right, finally obtain the light resistance grade of the sample to be tested.
Further, in the S2 every group at least contain 50 calibration product.
Further, each calibration product pass through the irradiation part to each calibration product using half covering irradiation in the S2
Color difference comparison is carried out with irradiated portion.
Further, described half irradiation is covered using one to carry and can put down the fast light of the calibration product part overlaid
Platform.
Further, the resistance to optical platform include one to carry the calibration product bottom plate and covering set on the bottom plate
Part.
Further, the bottom plate is equipped with the slideway slided for the covering members.
Further, the covering members include one to cover the shield of the calibration product and to the fixation of fixed shield
Part.
Further, the shield is aluminium-foil paper.
Further, the minimum value of any one group of calibration product is more than or equal to thereon that one group of calibration product is most in the S4
Small value.
Further, the light resistance of 8 kinds of different stages is obtained by changing irradiation time, temperature and humidity in the S2
The calibration product of standard.
The sunproof detection method of a kind of printed matter of the invention, this kind of method is by instrument to 8 kinds of different light resistance marks
Quasi- grade carries out the analysis of color difference, and determines the correspondence value of chromatism range of 8 groups of difference light resistance standard classes, and sample to be tested is led to
It crosses instrument and carries out color difference analysis, the analysis result of instrument is compared with the color difference range obtained before, so that it is determined that corresponding
Light resistance grade；The present invention carries out Investigation on Photodegradation to sample to be tested using instrument, and it is accurate to determine, easy to operate, quick；Together
When testing result can be achieved by way of data, trace to the source convenient for product quality and retrospective analysis.
Specific embodiment
In order to illustrate the embodiments of the present invention more clearly with technical solution in the prior art, it is described below of the invention
Specific embodiment.It should be evident that only some embodiments of the present invention are described below, for ordinary skill people
For member, without creative efforts, other embodiments can also be obtained.
The sunproof detection method of one of embodiment of the present invention printed matter, comprising the following steps: the following steps are included:
S1: it is printed under identical conditions using identical material paper, same dyestuff, multiple calibration samples is made；Using
Identical material paper, same dyestuff are printed under identical conditions, and its purpose is to guarantee the justice of production calibration sample
Property, it is ensured that follow-up data it is complete and accurate.
S2: calibration sample is irradiated according to the color difference range of 8 kinds of light resistance standard classes, it is fast light to obtain 8 groups of differences
The calibration product of property standard class；
The calibration product of 8 groups of difference light resistance standard classes obtained in the present invention, are according to standard GB/T/T22771-
Operation in 2008 " printing technology, printed matter and printing mimeograph evaluate light resistance standard with optical filtering xenon arc lamp " carries out, Mei Gebiao
The light resistance for determining product judges to be determined that each calibration product must by three inspectors with 5 years detection technique experiences
Final group result of the identical judgement result as the calibration product must be made by three inspectors, such as three inspectors are to same
The judgement result of one calibration product is inconsistent, then the calibration product cancel.At least contain 50 calibration product, mesh for every group after judgement
Be to guarantee the data integrity of this group of light resistance instrument detection and comprehensive.
S3: by 8 groups of calibration product one by one by color difference meter carry out acetes chinensis analysis, and by the value of chromatism of each calibration product into
Row record, obtains 8 groups of chromatism datas；Using the portable colorimeter of the model Ci6x of xrite, the color difference in the present invention
Instrument is easy to operate, while data processing system is more practical.
S4: determining the maximum value and minimum value of every group of chromatism data, obtains the calibration product of 8 groups of difference light resistance standard classes
Color difference range under color difference meter is to get arriving standards of chromatic aberration；Calibration product color difference after 8 groups of difference light resistance standard classes are grouped
Data carry out arrangement in group, respectively obtain maximum value and minimum value, the maximum value and minimum value constitute this group of light resistance rank
Color difference range forms the critical field of a data mode.
Sample to be tested: directly being passed through color difference meter and detected by S5, and by obtained chromatism data and 8 groups of standards of chromatic aberration into
Row compares, and finally obtains the light resistance grade of the sample to be tested.In the color difference numberical range mark of 8 groups of difference light resistance levels of the standard
After accurately determining, production printing checking sample later directly will can carry out color difference analysis by color difference meter, by color difference analysis
As a result directly with obtain 8 groups of difference numberical range standards and be compared, and then the fastness rate of the sample is determined, in this way, not only grasping
Make simple and direct, a large amount of detection times of saving, meanwhile, testing result is also more accurate, and has data support.
Each calibration product cover irradiation using half in S2, by irradiation part to each calibration product and irradiated portion into
Row color difference compares.
Half covers irradiation using a resistance to optical platform to carry and can will demarcate product part overlaid.
Resistance to optical platform includes the bottom plate and covering members set on the bottom plate to carry calibration product.
Bottom plate is equipped with the slideway slided for covering members.
Covering members include one to cover the shield of calibration product and to the fixing piece of fixed shield.
Shield is aluminium-foil paper.Due to needing in carrying out the sun-proof operating process of sample by half hold mode illumination experiment of sample,
After illumination be compared before illumination, that is, value of chromatism change degree determines the fast light of the sample between sample before and after illumination
Degree, so can preferably carry sample using resistance to optical platform and cover sample.
The minimum value of any one group of calibration product is more than or equal to the minimum value of one group of calibration product thereon in S4.
The calibration product of the light resistance standard of 8 kinds of different stages are obtained by changing irradiation time, temperature and humidity in S2.
Exemplary illustration is carried out to the embodiment of the present invention above, but the content is only preferable implementation of the invention
Example, should not be considered as limiting the scope of the invention.All the changes and improvements etc. of all application ranges according to the present invention,
It should all fall within the scope of the patent of the present invention.
Claims (10)
1. a kind of sunproof detection method of printed matter, it is characterised in that: the following steps are included:
S1: it is printed under identical conditions using identical material paper, same dyestuff, multiple calibration samples is made；
S2: calibration sample is irradiated according to the color difference range of 8 kinds of light resistance standard classes, obtains 8 groups of difference light resistance marks
The calibration product of quasi- grade；
S3: 8 groups of calibration product are subjected to acetes chinensis analysis by color difference meter one by one, and the value of chromatism of each calibration product is remembered
Record, obtains 8 groups of chromatism datas；
S4: determining the maximum value and minimum value of every group of chromatism data, obtains the calibration product of 8 groups of difference light resistance standard classes in color
Color difference range under poor instrument is to get arriving standards of chromatic aberration；
S5: sample to be tested is directly passed through to color difference meter and is detected, and obtained chromatism data and 8 groups of standards of chromatic aberration are compared
It is right, finally obtain the light resistance grade of the sample to be tested.
2. a kind of sunproof detection method of printed matter as described in claim 1, it is characterised in that: every group at least in the S2
Contain 50 calibration product.
3. a kind of sunproof detection method of printed matter as described in claim 1, it is characterised in that: each calibration in the S2
Product cover irradiation using half, carry out color difference comparison by irradiation part to each calibration product and irradiated portion.
4. a kind of sunproof detection method of printed matter as claimed in claim 3, it is characterised in that: described half, which covers irradiation, adopts
With one to carry and can be by the resistance to optical platform of the calibration product part overlaid.
5. a kind of sunproof detection method of printed matter as claimed in claim 4, it is characterised in that: the resistance to optical platform includes
One bottom plate and covering members set on the bottom plate to carry the calibration product.
6. a kind of sunproof detection method of printed matter as claimed in claim 5, it is characterised in that: the bottom plate, which is equipped with, to be used
For the slideway of covering members sliding.
7. a kind of sunproof detection method of printed matter as claimed in claim 5, it is characterised in that: the covering members include one
To cover the shield of the calibration product and to the fixing piece of fixed shield.
8. a kind of sunproof detection method of printed matter as claimed in claim 7, it is characterised in that: the shield is aluminium foil
Paper.
9. a kind of sunproof detection method of printed matter as described in claim 1, it is characterised in that: any one group in the S4
The minimum value of calibration product is more than or equal to the minimum value of one group of calibration product thereon.
10. a kind of sunproof detection method of printed matter as described in claim 1, it is characterised in that: by changing in the S2
Become irradiation time, temperature and humidity to obtain the calibration product of the light resistance standard of 8 kinds of different stages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810934758.0A CN109085114A (en) | 2018-08-16 | 2018-08-16 | A kind of sunproof detection method of printed matter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810934758.0A CN109085114A (en) | 2018-08-16 | 2018-08-16 | A kind of sunproof detection method of printed matter |
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| CN109085114A true CN109085114A (en) | 2018-12-25 |
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| CN201810934758.0A Pending CN109085114A (en) | 2018-08-16 | 2018-08-16 | A kind of sunproof detection method of printed matter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111208057A (en) * | 2020-01-20 | 2020-05-29 | 大族激光科技产业集团股份有限公司 | Light resistance detection method |
| CN118032678A (en) * | 2024-04-10 | 2024-05-14 | 沈阳圣祥科技有限公司 | Color-changing quality inspection method and system for ink printed matter |
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| CN1793844A (en) * | 2005-11-30 | 2006-06-28 | 江苏科技大学 | Grade test method and device of textile colour fastness colour difference |
| CN102288535A (en) * | 2011-06-30 | 2011-12-21 | 红云红河烟草(集团)有限责任公司 | Method for determining lightproof performance of cigarette wrapping paper |
| CN103575642A (en) * | 2013-10-30 | 2014-02-12 | 浙江理工大学 | Light aging test frame for fugitive dye of silk fabrics and light aging test method |
| CN105738271A (en) * | 2016-02-24 | 2016-07-06 | 中国科学院宁波材料技术与工程研究所 | Test method for light resistance of titanium dioxide |
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Patent Citations (4)
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| CN1793844A (en) * | 2005-11-30 | 2006-06-28 | 江苏科技大学 | Grade test method and device of textile colour fastness colour difference |
| CN102288535A (en) * | 2011-06-30 | 2011-12-21 | 红云红河烟草(集团)有限责任公司 | Method for determining lightproof performance of cigarette wrapping paper |
| CN103575642A (en) * | 2013-10-30 | 2014-02-12 | 浙江理工大学 | Light aging test frame for fugitive dye of silk fabrics and light aging test method |
| CN105738271A (en) * | 2016-02-24 | 2016-07-06 | 中国科学院宁波材料技术与工程研究所 | Test method for light resistance of titanium dioxide |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111208057A (en) * | 2020-01-20 | 2020-05-29 | 大族激光科技产业集团股份有限公司 | Light resistance detection method |
| CN111208057B (en) * | 2020-01-20 | 2023-04-07 | 大族激光科技产业集团股份有限公司 | Light resistance detection method |
| CN118032678A (en) * | 2024-04-10 | 2024-05-14 | 沈阳圣祥科技有限公司 | Color-changing quality inspection method and system for ink printed matter |
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Application publication date: 20181225 |