CN106949970B - A method of accurately measuring transparent and translucent polymer material color - Google Patents
A method of accurately measuring transparent and translucent polymer material color Download PDFInfo
- Publication number
- CN106949970B CN106949970B CN201611098596.9A CN201611098596A CN106949970B CN 106949970 B CN106949970 B CN 106949970B CN 201611098596 A CN201611098596 A CN 201611098596A CN 106949970 B CN106949970 B CN 106949970B
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- batten
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000002861 polymer material Substances 0.000 title claims abstract description 8
- 239000000523 sample Substances 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 24
- 238000000465 moulding Methods 0.000 claims abstract description 17
- 239000012496 blank sample Substances 0.000 claims abstract description 16
- 238000010521 absorption reaction Methods 0.000 claims abstract description 13
- 238000002834 transmittance Methods 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims 1
- 239000005864 Sulphur Substances 0.000 claims 1
- 235000019441 ethanol Nutrition 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
Abstract
The present invention relates to chemical technology fields, especially a kind of accurately to measure transparent and translucent polymer material color method；It the described method comprises the following steps：Batten molding die makes, and batten makes, batten cleaning, it is ensured that blank sample position does not hinder any object of light, using surrounding air as blank sample；Scanning wavelength range is set as 360 sections 800nm, datum curve is saved as after being scanned to blank sample；Sample to be tested is scanned, and preserves scan data curve；Without taking out sample, test event is changed to absorption value at equipment operation interface, scanning wavelength is again set at 360 800nm, and datum curve is saved as after being scanned to blank sample；Sample to be tested is scanned, and preserves scan data curve；The transmittance graph of test sample is compared with absorption value curve；Using the method, the accuracy of detection is high, and detection range is wide, and transparent several trnaslucent materials can be detected accurately.
Description
Technical field
The present invention relates to chemical technology field, especially it is a kind of accurately measure it is transparent and translucent polymer material color
Method.
Background technology
Industrial quarters currently used for the misalignments such as accurate determination of material or product instrument it is basic only there are one types, just
It is light splitting densimeter, be also chromatogram color difference meter or read color instrument, colour photometer etc., although there is different brand and models, its principle
All be by emitting a branch of full spectrum of visible light to sample to be tested, then read the frequency spectrum data of sample reflected light obtain Lab and
Lch values calculate standard sample and judge the Δ E values of sample room, with Δ E under the premise of setting one of sample as standard sample
Size judge color similarity.The shortcomings that this method can not evade there are one, that is, when sample to be tested is semi-transparent
When bright or pellucidity, reflected light that instrument is read will be therefore right with the background material reflected light of sample bottom
For transparent and translucent material, the data measured by this instrument are substantially without reference to value.
Invention content
The purpose of the present invention is：Overcome deficiency in the prior art, one kind is provided and accurately measures transparent and translucent high score
The method of sub- material color.
To achieve the above object, the technical solution adopted by the present invention is as follows：
A method of transparent and translucent polymer material color is accurately measured, the described method comprises the following steps：
(1) batten molding die makes：The cuvette appearance and size system of ultraviolet specrophotometer is pressed using stainless steel material
Make a curing forming mold；
(2) batten makes：Detected materials are carried out using double rod open mills after being fully plasticized, cuts out and meets batten molding
The material of mould cavity size is put into the die cavity of batten molding die, and the batten molding die for being filled with detected materials is placed
Briquetting pressure is kept after in vulcanization forming machine template, locking template 5 minutes, and after completing molding, mold taking-up is placed in cooling
Mode locking waits for batten cooling to station again, is molded after the completion of cooling and takes out batten；
(3) batten cleans, and in order to ensure that batten is not contaminated and influences test result, must be dipped in using clean dust-free duster
Absolute ethyl alcohol wipes batten, and deposits in clean containers for future use after it is air-dried
(4) ensure that blank sample position does not hinder any object of light, using surrounding air as blank sample；
(5) scanning wavelength range is set as the sections 360-800nm, it is bent on the basis of being preserved after being scanned to blank sample
Line；
(6) sample to be tested is scanned, and preserves scan data curve；
(7) it is not necessarily to take out sample, test event is changed to absorption value at equipment operation interface, scanning wavelength is equally set
For 360-800nm, datum curve is saved as after being scanned to blank sample；
(8) sample to be tested is scanned, and preserves scan data curve；
(9) transmittance graph of test sample is compared with absorption value curve.
Preferably, the contrast operation in the step (9) carries out in accordance with the following methods：By the transmittance graph of test sample
It is compared with absorption value curve, curvilinear motion direction should be in opposite direction, and variation tendency should be presented the one of height
Cause property；If the rule that two curves are shown does not meet foregoing description, then it represents that test process, sample or test equipment occur
It is unexpected that deviation need to check and detect again, until test result meets the rule of foregoing description.
Preferably, the method under equal conditions can place different samples to be tested in different test positions, set it
In sample when being standard sample, the color distortion of different sample rooms is judged by curve trend and the difference of numerical value.
The advantageous effect of technical solution using the present invention is：
When transparent or semitransparent object to light occur reflection or absorb when, can because object materials contained substance difference and
The factors such as the anaclasis angle difference of material itself and generate the exclusive reflection of the object or absorbing rule, the object in visible light
After the continuous absorption of (380-780nm) and reflectance data are recorded in wave-length coverage, color that can be exclusive as the object
Tag marking, using the method, the accuracy of detection is high, and detection range is wide, and transparent several trnaslucent materials can be detected accurately.
Description of the drawings
Fig. 1 is the absorption value curve synoptic diagram of test sample of the present invention.
Fig. 2 is the transmittance graph schematic diagram of test sample of the present invention.
Specific implementation mode
The invention will be further described With reference to embodiment.
1, test philosophy：
(1) mankind identify the visible light for being identified by object reflection of object color, and object reflection can
When light-exposed wavelength is located at different range, different colors will be presented to human visual；
It (2), can be because of object materials contained substance not when transparent or semitransparent object occurs reflection or absorb to light
With and material itself the factors such as anaclasis angle difference and generate the exclusive reflection of the object or absorbing rule, the object can
It, can be exclusive as the object after the continuous absorption of (380-780nm) and reflectance data are recorded in light-exposed wave-length coverage
Color characteristic mark.
2, implementation
2.1 batten molding dies make, and the cuvette appearance and size system of ultraviolet specrophotometer is pressed using stainless steel material
Make a curing forming mold；
2.2 battens make, and (bowl temperature is according to material after detected materials are fully plasticized using double rod open mills progress
Can determine), it cuts out and meets the material of batten molding die cavity dimension and be put into the die cavity of batten molding die, will fill
The batten molding die of detected materials is positioned in vulcanization forming machine template (die plate temperature is determined according to material property), is locked
Briquetting pressure is kept after tight template 5 minutes, and after completing molding, mold taking-up is placed in cooling station, and mode locking waits for batten cold again
But, batten is taken out in cooling die sinking after the completion；
2.3 battens clean, and in order to ensure that batten is not contaminated and influences test result, must be dipped in using clean dust-free duster
Absolute ethyl alcohol wipes batten, and deposits in clean containers for future use after it is air-dried；
2.4 unlatching ultraviolet specrophotometers (it is required that 360-800nm can be covered by measuring wave-length coverage), selective transmittance is surveyed
The batten to be measured made is put into sample to be tested position by examination project；
2.5 ensure that blank sample position does not hinder any object of light, using surrounding air as blank sample；
Scanning wavelength range is set as the sections 360-800nm by 2.6, bent on the basis of being preserved after being scanned to blank sample
Line；
2.7 pairs of samples to be tested are scanned, and preserve scan data curve；
2.8, without taking out sample, are changed to absorption value, scanning wavelength is equally set at equipment operation interface test event
For 360-800nm, datum curve is saved as after being scanned to blank sample；
2.9 pairs of samples to be tested are scanned, and preserve scan data curve；
2.10 the transmittance graph of test sample is compared with absorption value curve, and curvilinear motion direction should be in phase
Negative direction, and high consistency should be presented in variation tendency (see attached drawing 1, attached drawing 2)；
If the rule that 2.11 two curves are shown does not meet 4.10 description, then it represents that test process, sample or survey
Examination equipment there is unexpected deviation, need check and detect again, meet 4.10 until test result described in rule；
2.12 under equal conditions can place different samples to be tested in different test positions, set one of sample as
When standard sample, the color distortion of different sample rooms is judged by curve trend and the difference of numerical value；
2.13 criterion, in response to different terminal client requirements, by the curve of detection side and client root sample according to surveying and determination
Difference determines specific criterion jointly.
It is enlightenment with above-mentioned desirable embodiment according to the present invention, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to determine its technical scope according to right.
Claims (3)
1. a kind of accurately measuring transparent and translucent polymer material color method, which is characterized in that the method includes with
Lower step：
(1) batten molding die makes：Using stainless steel material one is made by the cuvette appearance and size of ultraviolet specrophotometer
A curing forming mold；
(2) batten makes：Detected materials are carried out using double rod open mills after being fully plasticized, cuts out and meets batten molding die
The material of cavity dimension is put into the die cavity of batten molding die, and the batten molding die for being filled with detected materials is positioned over sulphur
Change in molding machine template, briquetting pressure is kept 5 minutes after locking template, after completing molding, mold taking-up is placed in cooling station
Mode locking waits for batten cooling again, is molded after the completion of cooling and takes out batten；
(3) batten cleans, and in order to ensure that batten is not contaminated and influences test result, must be dipped in using clean dust-free duster anhydrous
Ethyl alcohol wipes batten, and deposits in clean containers for future use after it is air-dried；
(4) ensure that blank sample position does not hinder any object of light, using surrounding air as blank sample；
(5) ultraviolet specrophotometer selective transmittance test event is opened, the batten made is put into sample to be tested position；It will sweep
It retouches wave-length coverage and is set as the sections 360-800nm, datum curve is saved as after being scanned to blank sample；
(6) batten is scanned, and preserves scan data curve；
(7) it is not necessarily to take out sample, test event is changed to absorption value at equipment operation interface, scanning wavelength is again set at
360-800nm saves as datum curve after being scanned to blank sample；
(8) batten is scanned, and preserves scan data curve；
(9) transmittance graph of batten is compared with absorption value curve.
A kind of transparent and translucent polymer material color method, feature are accurately measured 2. according to claim 1
It is：Contrast operation in the step (9) carries out in accordance with the following methods：The transmittance graph of test sample and absorption value is bent
Line is compared, and curvilinear motion direction should be in opposite direction, and high consistency should be presented in variation tendency；If two
The rule that curve is shown does not meet foregoing description, then it represents that and there is unexpected deviation in test process, sample or test equipment,
It needs to check and detect again, until test result meets the rule of foregoing description.
A kind of transparent and translucent polymer material color method, feature are accurately measured 3. according to claim 1
It is：The method under equal conditions can place different samples to be tested in different test positions, set one of sample
For standard sample when, the color distortion of different sample rooms is judged by the difference of curve trend and numerical value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611098596.9A CN106949970B (en) | 2017-03-05 | 2017-03-05 | A method of accurately measuring transparent and translucent polymer material color |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611098596.9A CN106949970B (en) | 2017-03-05 | 2017-03-05 | A method of accurately measuring transparent and translucent polymer material color |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106949970A CN106949970A (en) | 2017-07-14 |
| CN106949970B true CN106949970B (en) | 2018-08-24 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103837481A (en) * | 2014-02-14 | 2014-06-04 | 温州市质量技术监督检测院 | Method of establishing jewelry jade infrared spectrogram database |
| CN105486700A (en) * | 2016-02-01 | 2016-04-13 | 许迪 | System for detecting defects of transparent object and use method thereof |
| CN105938088A (en) * | 2016-04-14 | 2016-09-14 | 明基材料有限公司 | Detection method and detection system for color defects of contact lenses |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000162045A (en) * | 1998-11-26 | 2000-06-16 | Niigata Eng Co Ltd | Method for identifying color of light transmitting object |
| JP2001133328A (en) * | 1999-11-02 | 2001-05-18 | Niigata Eng Co Ltd | Method for discriminating color of light transmitting object |
| JP2015225070A (en) * | 2014-05-25 | 2015-12-14 | 泰三 毛利 | Prediction of spectrum or chromaticity of mixed color material and determination of mixture of color material having desired spectrum or chromaticity |
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2017
- 2017-03-05 CN CN201611098596.9A patent/CN106949970B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103837481A (en) * | 2014-02-14 | 2014-06-04 | 温州市质量技术监督检测院 | Method of establishing jewelry jade infrared spectrogram database |
| CN105486700A (en) * | 2016-02-01 | 2016-04-13 | 许迪 | System for detecting defects of transparent object and use method thereof |
| CN105938088A (en) * | 2016-04-14 | 2016-09-14 | 明基材料有限公司 | Detection method and detection system for color defects of contact lenses |
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| CN106949970A (en) | 2017-07-14 |
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