CN106092854B - A kind of testing vapor transmission device and method of encapsulating material - Google Patents
A kind of testing vapor transmission device and method of encapsulating material Download PDFInfo
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- CN106092854B CN106092854B CN201610456983.9A CN201610456983A CN106092854B CN 106092854 B CN106092854 B CN 106092854B CN 201610456983 A CN201610456983 A CN 201610456983A CN 106092854 B CN106092854 B CN 106092854B
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- test
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- loading plate
- capture apparatus
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- 238000012360 testing method Methods 0.000 title claims abstract description 136
- 230000005540 biological transmission Effects 0.000 title claims abstract description 28
- 239000000463 material Substances 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000002184 metal Substances 0.000 claims description 15
- 239000000565 sealant Substances 0.000 claims description 12
- 230000003287 optical effect Effects 0.000 claims description 11
- 238000005253 cladding Methods 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 230000007547 defect Effects 0.000 claims description 5
- 238000002834 transmittance Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention discloses a kind of testing vapor transmission device and method of encapsulating material.The equipment includes test cavity, capture apparatus and test circuit, wherein, setting loading plate/frame and capture apparatus in test chamber body, test circuit connection to loading plate/frame, object to be tested for being electrically connected on loading plate/frame, and treat test object and carry out electrical testing；Capture apparatus is used to treat in at least partly time that test object carries out electrical testing in test circuit, treats test object and carries out optic test.By this device and method, the purpose that can carry out electrical testing and optic test in an equipment simultaneously is realized, reduces cost, improves working efficiency.
Description
Technical field
The present invention relates to material penetrability field of measuring technique, especially a kind of testing vapor transmission of encapsulating material is set
Standby and method.
Background technique
OLED device has outstanding advantages of contrast is high, colour gamut is wide, flexible, frivolous, energy saving, has light in display field
Bright prospect, still, in OLED device be used to form the active metal of metallic cathode in air steam and oxygen it is very quick
Sense is very easy to react with the steam penetrated, influences the injection of charge.In addition, the steam and oxygen that penetrate
It can also be chemically reacted with organic material, these reactions cause the decline of OLED device performance, the OLED device lost of life
Principal element, therefore, the penetrability of encapsulation technology especially encapsulating material are extremely important to OLED device.Currently, to package material
The penetrability test method of material mainly includes the electrical testing and optic test to the steam of encapsulating material through filter, still,
In the prior art, both test methods can only carry out single measurement, and a kind of equipment can only carry out a kind of test, at high cost, effect
Rate is low.
Summary of the invention
Present invention generally provides a kind of testing vapor transmission device and method of encapsulating material, it is intended to solve a kind of equipment
A kind of test method can only be carried out through filter to the steam of encapsulating material and generate at high cost, low efficiency the problem of.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of steam of encapsulating material is provided
Transmission measurement equipment, the equipment include: test cavity, capture apparatus, test circuit and light source,
Wherein, setting loading plate/frame and the capture apparatus in test chamber body；
Test to be tested object of the circuit connection to the loading plate/frame, for being electrically connected on the loading plate/frame
Body, and treat test object and carry out electrical testing；
Capture apparatus is used to treat in at least partly time that test object carries out electrical testing in test circuit, to be measured
It tries object and carries out optic test；
Wherein, loading plate/frame places the region light transmission of object to be tested, and be located at light source and capture apparatus optical path it
Between.
Wherein, further comprise:
Loading plate/erection, which is equipped with, to be connected/patches the electrode of object to be tested, electrode and test circuit connection.
Wherein, electrode includes positive and negative electrode, is located at loading plate/frame both ends.
Wherein, electrical testing includes testing at least one of object voltage, electric current and resistance to be tested.
Wherein, optic test includes at least one of the light transmittance for testing object to be tested, light transmission shade, emission defects.
In order to solve the above technical problems, another technical solution used in the present invention is: providing a kind of water of encapsulating material
Vapour transmission measurement method, this method comprises:
Test cavity, capture apparatus and test circuit are provided, loading plate/frame and capture apparatus are set in test chamber body,
Test to be tested object of the circuit connection to loading plate/frame, for being electrically connected on loading plate/frame；
Test object is treated using test circuit and carries out electrical testing, and is testing circuit to be tested using capture apparatus
It is right in at least partly time of electrical testing that object carries out, and treats test object and carries out optic test；Treat test object progress
Optic test includes: offer light source, so that loading plate/frame is between light source and the optical path of capture apparatus；It is set using shooting
Standby acquisition issues from light source and penetrates the light of object to be tested.
The beneficial effects of the present invention are: being in contrast to the prior art, it includes test cavity, bat that the present invention, which provides a kind of,
The equipment taken the photograph equipment and test circuit, wherein setting loading plate/frame and capture apparatus in test chamber body test circuit connection
To loading plate/frame, object to be tested for being electrically connected on loading plate/frame, and treat test object and carry out electrical testing；
Capture apparatus be used for test circuit treat test object carry out electrical testing at least partly time in, treat test object into
Row optic test, by the device and method, electrical testing and optic test can be carried out simultaneously by realizing in an equipment
Purpose reduces cost, improves working efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of testing vapor transmission device of encapsulating material of the present invention；
Fig. 2 is the structural schematic diagram of another embodiment of testing vapor transmission device of encapsulating material of the present invention；
Fig. 3 is the flow diagram of one embodiment of method for testing vapor transmission of encapsulating material of the present invention.
Specific embodiment
To make those skilled in the art more fully understand technical solution of the present invention, with reference to the accompanying drawing and it is embodied
Mode is described in further detail a kind of testing vapor transmission device and method of encapsulating material provided by the present invention
Refering to fig. 1, a kind of testing vapor transmission equipment of encapsulating material of the present invention includes: that test cavity 10, shooting are set
Standby 11, test circuit 12 and light source 13.
Wherein, test cavity 10 is the environment of a constant temperature and humidity, and the present embodiment is by taking climatic chamber as an example.
It tests and loading plate/frame 101 is set in cavity 10, in this example, loading plate/frame 101 is one piece of entirety
Plate/frame.Object 102 to be tested is placed on loading plate/frame 101, test circuit 12 is connected to loading plate/frame 101, is used for
It is electrically connected object 102 to be tested, wherein object to be tested 102 is active metal, electric conductivity is good and is easy to and vapor and oxygen
Gas reacts.
In addition, electrode 103 is provided on loading plate/frame 101, for connecting/patching object 102 to be tested, electrode 103
There is positive and negative electrode, be separately positioned on 101 both ends of loading plate/frame, connect/patch with 102 both ends of object to be tested, electrode 103
It is connect with test circuit 12.At this point, test circuit 12, electrode 103 and object to be tested 102 form a current loop, work as survey
When trying the energization of circuit 12, electric current passes through from electrode 103 and object to be tested 102, according to 102 electric current of object to be tested, voltage
With the changing value of at least one in resistance, the electrology characteristic of object 102 to be tested is tested.
Further, capture apparatus 11, which is used to treat test object 102 in test circuit 12, carries out electrical testing at least
In part-time, treats test object 102 and carry out optic test.Light source 13 issue light be taken equipment 11 reception, formed
Optical path, capture apparatus 11 and light source 13 are respectively placed in 102 both sides of object to be tested, and are formed between light source 13 and capture apparatus 11
Optical path pass through object 102 to be tested.
Wherein, the region light transmission of object 102 to be tested is placed on loading plate/frame 101, the light that light source 13 issues passes through
The transmission region of loading plate/frame 101 penetrates object 102 to be tested, and the equipment that is taken 11 receives, and capture apparatus 11 can get packet
Include but be not limited to object 102 to be tested through luminous intensity and the information in region, test out object 102 to be tested light transmittance,
The optical characteristics of at least one of light transmission shade, emission defects.
Referring to Fig.2, another embodiment of testing vapor transmission equipment of encapsulating material of the present invention includes:
On the basis of technical solution shown in Fig. 1, a seal closure 24 is installed on loading plate/frame 201, to be tested
Object 202 is separated with air, and wherein seal closure 24 includes metal cladding 241, cover board 243 and sealant 242 between the two.
Metal cladding 241 is set on loading plate/frame 201, quantity two, be located at 201 both ends of loading plate/frame and with to
The electrode 203 at 202 both ends of test object connects, cover board 243 between object 202 to be tested and capture apparatus 21, cover to
Test object 202 fills sealant 242 between the two, wherein metal cladding 201 is metal with good conductivity, sealant
242 have porosity, and 243 translucency of cover board is good, and the implementation case cover board 243 is by taking glass cover-plate as an example.
In use, test circuit 22 is powered, electric current is formed with metal cladding 241, electrode 203 and object to be tested 202
Circuit；It opens light source 23 and capture apparatus 21, light source 23 emits beam, irradiated by the transmission region on loading plate/frame 201
To object 202 to be tested.At the same time, the air comprising vapor and oxygen in climatic chamber 20 passes through with porous
Sealant 242 enters in seal closure 24, contacts with object 202 to be tested, and react, to be tested with the continuity of time
Object 202 is gradually thinning until part and then whole light transmissions.In the process, electric current, resistance and the voltage of object 202 to be tested
It changes, at least one of the electric current, resistance and voltage of object to be tested electrology characteristic can be measured with this；At the same time, with
The thinning and light transmission of object 202 to be tested, the light that light source 23 issues can penetrate object 202 to be tested, and then pass through glass
Cover board 243 is received by the capture apparatus 21 of top, and capture apparatus 21 can get the transmission of including but not limited to object 202 to be tested
Luminous intensity and the information in region test at least one of the light transmittance, light transmission shade, emission defects of object 202 to be tested with this
Optical characteristics.
For emission defects of object 202 to be tested for test etc., light source 23 be can be omitted, and capture apparatus 21 directly obtains
Take the luminous situation of object 202 to be tested.
As can be seen that in a climatic chamber 20, above-mentioned apparatus is treating tester in case study on implementation of the present invention
Body 202 carries out that test object progress optical characteristic test can be treated when electrology characteristic test simultaneously, realizes an equipment
On can carry out the purpose of electrical testing and optic test simultaneously, reduce costs, improve work efficiency.
Object 202 to be tested is active metal in the implementation case, and in other case study on implementation, above equipment also can will
OLED sample as object 202 to be tested, carry out OLED sample under constant-temperature constant-humidity environment to the durable of vapor and oxygen
Property test, at this point, OLED sample connect with electrode 203, the test energization of circuit 22, OLED sample is luminous, and the light of sending passes through
Glass cover-plate 243 is received by the capture apparatus 21 of top, the vapor and oxygen in climatic chamber 20 pass through sealant 242 with
The metal electrode of OLED sample reacts or destroys organic layer, and with the continuity of time, the light emitting region of OLED sample is gradually
Failure, dim spot area quantity becomes more, area becomes larger, and the image of the record variation of capture apparatus 21 of top tests out OLED with this
Durability of the sample to vapor and oxygen.
Refering to fig. 1 and Fig. 3, the present invention also provides a kind of method for testing vapor transmission of encapsulating material, this method makes
With the device in Fig. 1 embodiment, comprising:
S1: test cavity 10, capture apparatus 11 and test circuit 12 are provided, loading plate/frame is set in test cavity 10
101 and capture apparatus 11, test circuit 12 is connected to loading plate/frame 101, for be electrically connected on loading plate/frame 101 to
Test object 102；
S2: test object 102 is treated using test circuit 12 and carries out electrical testing, and using capture apparatus 11 in test electricity
It is right in at least partly time of the progress electrical testing of test object 102 that road 12 is treated, and treats test object 102 and carries out optics survey
Examination.
Wherein, further comprise:
Treating the progress optic test of test object 102 includes:
Light source 13 is provided, so that loading plate/frame 101 is between light source 13 and the optical path of capture apparatus 11；
It is issued using the acquisition of capture apparatus 11 from light source 13 and through the light of object 12 to be tested.
S3: with the continuity of time, the data variation of 102 electric current of object to be tested, resistance, voltage is recorded, is recorded simultaneously
The image information that capture apparatus 11 is shot.
S4: the electrology characteristic and optical characteristics of object 102 to be tested are calculated according to S4 recorded data and information.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field similarly includes in scope of patent protection of the invention.
Claims (6)
1. a kind of testing vapor transmission equipment of encapsulating material characterized by comprising test cavity, capture apparatus, test
Circuit and light source, seal closure；
Wherein, setting loading plate/frame and the capture apparatus in the test chamber body；
To be tested object of the test circuit connection to the loading plate/frame, for being electrically connected on the loading plate/frame
Body, and electrical testing is carried out to the object to be tested；
The capture apparatus is used to carry out the object to be tested in the test circuit at least partly time of electrical testing
It is interior, optic test is carried out to the object to be tested；
Loading plate/the frame places the region light transmission of the object to be tested, and is located at the light source and the capture apparatus
Optical path between；
The seal closure includes two metal claddings, cover board and sealant between the two, and the metal cladding is set to
On loading plate/frame and it is located at the loading plate/frame both ends and is connect with the electrode at object both ends to be tested, the lid
Plate covers the object to be tested between object to be tested and capture apparatus, and the sealant is filled in the metal
Between coating and cover board, the sealant has porosity to allow the air comprising vapor and oxygen to pass through the sealing
Glue enters in the seal closure.
2. equipment according to claim 1, which is characterized in that further comprise:
The loading plate/erection, which is equipped with, to be connected/patches the electrode of the object to be tested, the electrode and the test circuit
Connection.
3. equipment according to claim 2, which is characterized in that the electrode includes positive and negative electrode, is located at described hold
Carry plate/frame both ends.
4. equipment according to any one of claims 1 to 3, which is characterized in that the electrical testing include test it is described to
At least one of test object voltage, electric current and resistance.
5. equipment according to any one of claims 1 to 3, which is characterized in that the optic test include test it is described to
At least one of the light transmittance of test object, light transmission shade, emission defects.
6. a kind of method for testing vapor transmission of encapsulating material characterized by comprising
Test cavity, capture apparatus, seal closure and test circuit, setting loading plate/frame and institute in the test chamber body are provided
State capture apparatus, the test circuit connection to the loading plate/frame, for be electrically connected on the loading plate/frame to
Test object, the seal closure include two metal claddings, cover board and sealant between the two, and the metal cladding is set
It is placed on loading plate/frame and is located at the loading plate/frame both ends and connect with the electrode at object both ends to be tested, institute
Cover board is stated between object to be tested and capture apparatus, and covers the object to be tested, the sealant is filled in described
Between metal cladding and cover board, it is described to allow the air comprising vapor and oxygen to pass through that the sealant has porosity
Sealant enters in the seal closure；
Electrical testing is carried out to the object to be tested using the test circuit, and using the capture apparatus in the test
Circuit carries out in at least partly time of electrical testing the object to be tested, carries out optics survey to the object to be tested
Examination, wherein the optic test includes: offer light source, so that the loading plate/frame is located at the light source and sets with the shooting
Between standby optical path；The light of the object to be tested is issued and penetrated from the light source using capture apparatus acquisition.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610456983.9A CN106092854B (en) | 2016-06-21 | 2016-06-21 | A kind of testing vapor transmission device and method of encapsulating material |
| PCT/CN2016/090599 WO2017219423A1 (en) | 2016-06-21 | 2016-07-20 | Device and method for testing moisture vapor transmission rate of packaging material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610456983.9A CN106092854B (en) | 2016-06-21 | 2016-06-21 | A kind of testing vapor transmission device and method of encapsulating material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106092854A CN106092854A (en) | 2016-11-09 |
| CN106092854B true CN106092854B (en) | 2019-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610456983.9A Active CN106092854B (en) | 2016-06-21 | 2016-06-21 | A kind of testing vapor transmission device and method of encapsulating material |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106092854B (en) |
| WO (1) | WO2017219423A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107315139B (en) * | 2017-05-24 | 2020-11-13 | 东莞市艾百人工智能科技有限公司 | OLED display device failure detection system and detection method thereof |
| CN108663301A (en) * | 2018-07-10 | 2018-10-16 | 中国信息通信研究院 | A kind of vapor permeability can test system and method |
| CN109142185B (en) * | 2018-08-30 | 2020-05-05 | 上海大学 | Water vapor transmittance testing system and method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1921125A (en) * | 2005-08-25 | 2007-02-28 | 矽格股份有限公司 | Packaging structure for optical sensing assembly and method of manufacture |
| CN102445438A (en) * | 2011-08-24 | 2012-05-09 | 上海大学 | Method for testing vapor transmission of packaging material |
| JP6635033B2 (en) * | 2014-06-17 | 2020-01-22 | コニカミノルタ株式会社 | Water vapor permeability evaluation method and water vapor permeability evaluation device |
| CN104330345B (en) * | 2014-11-24 | 2017-02-22 | 云南云天化股份有限公司 | Method and device for detecting gas permeability of PVA membrane |
| CN104465622B (en) * | 2014-12-08 | 2017-09-15 | 京东方科技集团股份有限公司 | Detect the method and encapsulating structure of backboard water oxygen transmitance |
| CN104777085B (en) * | 2015-03-23 | 2017-07-18 | 中山大学 | A kind of gas permeation rate multi-method measurement correction system of encapsulating material |
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2016
- 2016-06-21 CN CN201610456983.9A patent/CN106092854B/en active Active
- 2016-07-20 WO PCT/CN2016/090599 patent/WO2017219423A1/en active Application Filing
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| Publication number | Publication date |
|---|---|
| WO2017219423A1 (en) | 2017-12-28 |
| CN106092854A (en) | 2016-11-09 |
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