CN105067516A - Method for testing repeated sticking force of mold releasing agent for shielding adhesive tape - Google Patents
Method for testing repeated sticking force of mold releasing agent for shielding adhesive tape Download PDFInfo
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- CN105067516A CN105067516A CN201510562560.0A CN201510562560A CN105067516A CN 105067516 A CN105067516 A CN 105067516A CN 201510562560 A CN201510562560 A CN 201510562560A CN 105067516 A CN105067516 A CN 105067516A
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Abstract
The invention discloses a method for testing a repeated sticking force of a mold releasing agent for a shielding adhesive tape. The method comprises the steps of preparing to test, preparing a sample strip, carrying out a stripping test, repeatedly fitting, stripping again and the like. According to the implementation manner disclosed by the invention, the performance of the mold releasing agent is quantitatively evaluated by using an index, namely the repeated sticking force of the mold releasing agent for the shielding adhesive tape, so that evaluation criteria of mold releasing agent research and development enterprises, manufacture factories and final users are unified. The invention further provides a testing method of the repeated sticking force of the shielding adhesive tape and a method for evaluating the performance of the shielding adhesive tape.
Description
Technical field
The present invention relates to masking tape mould release, more specifically, relate to masking tape mould release and paste the method for testing of power, the method for testing of the multiple subsides power of masking tape and the method for assessment masking tape performance quality again.
Background technology
Masking tape is widely used in the various fields such as automobile, train, aviation, ship, electronics, household electrical appliances and house ornamentation, such as, spray paint, interim appearance protection etc.Masking tape is primarily of impregnation paper (body paper such as U.S. line paper obtains through impregnation liquid dip treating), adhesive and mould release three part composition.Mould release, also known as anti-adhesion agent, separant, is one of critical material producing masking tape.
The application performance of mould release directly affects the use of masking tape, and the application performance thus how evaluating mould release is one of relevant manufacturers and the technical matters faced by user's needs.
Summary of the invention
An object of the present invention is to provide a kind of method of testing the performance of masking tape mould release.
According to an aspect of the present invention, provide a kind of masking tape mould release to paste the method for testing of power again, comprise step:
A. test preparation, comprise and mould release to be measured is coated in test substrate surface, and drying and forming-film;
B. batten preparation, comprises and at least one section of test adhesive tape is affixed on the test substrate surface scribbling mould release to be measured, and make at least one batten by the width of described at least one section of test adhesive tape;
C. test is peeled off, comprise at least one batten described at free end strip off opening, the left chuck of electronic stripping tester is clamped one end of the test adhesive tape of the strip off of batten, and the right chuck of electronic stripping tester is clamped the one end of the test base material scribbling mould release to be measured, carry out stripping test, record force value;
D. repeat laminating, comprise and the batten repeat sticking peeled away is closed at least one times;
E. peel off, comprise and use electronic stripping tester again to carry out the described step peeling off test to the batten repeating to fit, the force value recorded is the mould release that will test and pastes power again again.
According to an embodiment of the invention, the dry film weight of described mould release to be measured after described drying and forming-film is 3-6g/m
2.
According to an embodiment of the invention, the step that described test prepares also comprises:
At the temperature of 120 DEG C-150 DEG C, baking scribbles the test base material 1-2 minute of mould release to be measured; And
Testing substrates after baking is 23 DEG C ± 1 DEG C in temperature, places 1-2 hour under the environment of relative humidity (50 ± 5) %.
According to an embodiment of the invention, in described batten preparation process, the width of described test adhesive tape selected is 25mm, and the force value of described test adhesive tape on 25mm width is between 8-10N.
According to an embodiment of the invention, in described batten preparation process, described at least one section of test adhesive tape is not less than the test substrate surface scribbling mould release to be measured described in being affixed on the speed of 300-600mm/min under the pressure roller of 2kg in quality.
According to an embodiment of the invention, in described batten preparation process, the edge along the described at least one section of test adhesive tape being affixed on described test substrate surface carries out cutting, obtains at least one batten.
According to an embodiment of the invention, described batten preparation process also comprises, and at least one batten described is 23 DEG C ± 1 DEG C in temperature, is placed 20 minutes under the environment of relative humidity (50 ± 5) %.
According to an embodiment of the invention, length in described batten preparation process, at least one batten described is not less than 12cm.
According to an embodiment of the invention, in described peel test procedure, peel off with the peeling rate of 200-500mm/min.
According to an embodiment of the invention, described at least one batten by preparation is 3-5mm at the opening of a free end strip off.
According to an embodiment of the invention, repeat in laminating step described, be not less than the test substrate surface scribbling mould release to be measured described in being affixed on by the test adhesive tape peeled off with the speed of 300-600mm/min under the pressure roller of 2kg in quality.
According to an embodiment of the invention, repeat in laminating step described, the described number of times repeating to fit is 1-3 time.
According to an embodiment of the invention, described test base material is the U.S. line paper scribbling maceration extract and be not coated with mould release.
According to another aspect of the present invention, a kind of method of testing of multiple subsides power of masking tape is provided.Described masking tape comprises base material and is coated in the mould release of base material one side surface.Described method comprises step:
A. batten preparation, comprises the side scribbling mould release at least one section of test adhesive tape being affixed on described masking tape, and makes at least one batten by the width of described at least one section of test adhesive tape;
B. test is peeled off, by at least one batten to be measured described at free end strip off opening, comprise the one end of the test adhesive tape left chuck of electronic stripping tester being clamped the strip off of batten, and the right chuck of electronic stripping tester is clamped the one end of the described masking tape scribbling mould release, carry out stripping test, record force value;
C. repeat laminating, comprise and the batten repeat sticking peeled away is closed at least one times;
D. peel off, comprise and use electronic stripping tester again to carry out the described step peeling off test to the batten repeating to fit, the force value recorded is the multiple subsides power of the masking tape that will test again.
According to a further aspect of the invention, provide a kind of method assessing masking tape performance, comprise the multiple subsides power using and test described masking tape according to said method.
According to the embodiment of the present invention, the quantitative evaluation of mould release being pasted again to power is achieved.Make the development at mould release, can make evaluation to the performance of mould release application stage, method is simple, reproducible, for the research and development of mould release and improvement provide important evidence, plays a significant role in research and development of products, client's use procedure.In addition, according to the embodiment of the present invention, the quality of masking tape performance can be assessed by the situation of change that aging front and back masking tape pastes power again.
According to the following detailed description of this instructions by reference to the accompanying drawings, these and other advantages of the various embodiment of the present invention and feature all will become more obvious.
Accompanying drawing explanation
Test adhesive tape is affixed on the test substrate surface scribbling mould release by Fig. 1 diagram;
Fig. 2 illustrates the example of the batten prepared according to the embodiment of the present invention, and wherein at a free end, adhesive tape and test base material are stripped out;
The stripping that Fig. 3 a and Fig. 3 b illustrate stripping tape according to the embodiment of the present invention and test base material and the process of fitting again; And
Fig. 4 diagram masking tape mould release according to the embodiment of the present invention pastes the flow chart of steps of the method for testing of power again.
Embodiment
More completely describe present disclosure hereinafter with reference to accompanying drawing, wherein show the embodiment of present disclosure in the accompanying drawings.But these embodiments multi-formly can realize and should not be construed as limited to embodiment as herein described with many.On the contrary, provide these examples will to be thorough and complete to make present disclosure, and the scope of present disclosure will be expressed all sidedly to those skilled in the art.
Inventor recognizes, at present when evaluating the performance of masking tape mould release, the leading indicator of research mould release performance comprise off-type force, mobility, aging after off-type force and the change etc. of mobility, the size of the release ability of main mould release, change to release ability after the ability and high temperature accelerated deterioration of adhesive layer migration and transfer ability.Above method of testing is the traditional test methods of laboratory study mould release.
Inventor recognizes further, and in production application process, first masking tape is being packetized into rouleau by rolling up greatly first uncoiling, i.e. masking tape within the hand of a user during, has lived through and has once peeled off---process of fitting again.Meanwhile, masking tape in use, needs again to be stripped down by masking tape uncoiling, then fit to base material or adhesive tape from it.Like this, adhesive tape is produced user from large volume and is used the stripping that at least experienced by more than 2 times, adhesive tape front (not scribbling the one side of mould release) and mould release (on adhesive tape diverse location place) also at least contacted more than 2 times.Therefore, after repeatedly peeling off-fitting, the peeling force needing masking tape still can keep relative stability, namely pastes power again.But, in masking tape industry, still do not paste the standard method of Force meansurement at present again, and the research method of testing of current Routine Test Lab is only conceived to off-type force and index of correlation, the performance of masking tape in actual application can not be reflected completely.Evaluation criterion during this causes masking tape mould release research and development of products enterprise, masking tape manufacturer and client to use can not be unified, and affects the development of whole industry.
For the final user of masking tape, the index that its actual needs is considered not is the off-type force of mould release, but pastes power again.Therefore, the multiple subsides power of research masking tape mould release just seems particularly important, but unfortunately, such problem current not recognize by row insider.
Such as, in automotive lacquer process, for playing better screening effect, adjacent masking tape is needed to there is the part of scrap (bridge) contact.Now, need to pay close attention to and paste power again, if the multiple subsides power of contact portion is too little, part alice will be come in contact, affect screening effect.
In present specification, the off-type force of said mould release refers to and attachment can be peeled off required power first from the substrate surface scribbling mould release.On the other hand, in present specification, the multiple subsides power of said mould release refers to after being peeled away from the substrate surface scribbling mould release by the first attachment, second attachment is affixed on substrate surface again, and the power this second attachment can peeled off from the substrate surface scribbling mould release.First attachment and the second attachment can be same attachment or different attachments.Such as, described attachment can be with reference to adhesive tape.
Embodiment of the present invention proposes the method for testing that a kind of masking tape mould release pastes power again, it comprises: get a test base material (example: be coated with the U.S. line paper not being coated with mould release containing immersion liquid), one deck mould release is coated with at this test substrate surface, after drying and forming-film, under standard environment, place certain hour; Get a test standard adhesive tape, this standard adhesive tape is affixed on the U.S. line paper base material surface scribbling mould release, U.S. line paper base material is cut into standard adhesive tape of fitting with it with wide batten; After this batten places certain hour under standard environment, push batten one end aside one section, U.S. line paper base material is fixed on the right chuck of electronic stripping tester, standard adhesive tape is fixed on the left chuck of electronic stripping tester and peels off, this batten is stripped; By peel off after U.S. line paper base material and standard rubber band carry out repeat sticking conjunction, after peel off again, the numerical value reading stripping process off-type force is again mould release and pastes power numerical value again.
A kind of specific embodiment pasting the method for testing of power according to the masking tape mould release of embodiment of the present invention is again described below.
In this specific embodiment, the method for testing that masking tape mould release pastes power again comprises the steps:
Step a. tests preparation, comprises and mould release to be measured is coated in test substrate surface, and drying and forming-film.
According to an embodiment of the invention, test base material can be U.S. line paper, PET or PVC etc.
According to an embodiment of the invention, the dry film weight of mould release to be measured after drying and forming-film being coated in test substrate surface is made to be 3-6g/m
2.
According to an embodiment of the invention, the dry film condition of mould release is toast 1-2 minute at the temperature of 120 DEG C-150 DEG C; Afterwards, the testing substrates of having toasted is 23 DEG C ± 1 DEG C in temperature, places 1-2 hour under the environment of relative humidity (50 ± 5) %.
B. batten preparation, comprises and as shown in Figure 1 one section of test adhesive tape is affixed on the test substrate surface scribbling mould release to be measured, and make a batten by the width of described one section of test adhesive tape;
According to an embodiment of the invention, selection width is the test adhesive tape of 25mm, and the force value of selected test adhesive tape on every 25mm width is between 8-10N.
According to an embodiment of the invention, test adhesive tape is affixed on the test substrate surface scribbling mould release to be measured by the pressure roller adopting quality to be not less than 2kg with the speed of 300-600mm/min.
According to an embodiment of the invention, make batten by the mode of carrying out cutting along the edge of the test adhesive tape being affixed on test substrate surface, as shown in Figure 2.
According to an embodiment of the invention, obtained batten is 23 DEG C ± 1 DEG C in temperature, places 20 minutes under the environment of relative humidity (50 ± 5) %.
According to an embodiment of the invention, obtained batten length is 12cm.
C. test is peeled off, Fig. 3 a illustrates stripping test process, comprise described batten to be measured at free end strip off opening, the left chuck of electronic stripping tester is clamped one end of the test adhesive tape of the strip off of batten, and the right chuck of electronic stripping tester is clamped the one end of the test base material scribbling mould release to be measured, carry out stripping test, record force value;
According to an embodiment of the invention, the peeling rate of electronic stripping tester is 200-500mm/min.
According to an embodiment of the invention, the Opening length of strip off is 3-5mm.
D. repeat laminating, Fig. 3 b illustrates and repeats laminating process, comprises and the batten peeled away is repeated laminating 3 times;
According to an embodiment of the invention, the test adhesive tape peeled off is affixed on the test substrate surface scribbling mould release to be measured by the pressure roller adopting quality to be not less than 2kg with the speed of 300-600mm/min.
E. peel off, comprise and use electronic stripping tester again to carry out the described step peeling off test to the batten repeating to fit, the force value recorded is the mould release that will test and pastes power again again.
Should be appreciated that numerical range described above is only exemplary, embodiments of the present invention are not limited thereto, and can also use other numerical range.
In addition, a kind of method of testing the multiple subsides power of masking tape has also been susceptible to.Masking tape comprises base material and is coated in the mould release of base material one side surface, and above-mentioned method of pasting power for testing mould release again also may be used for the multiple subsides power of testing the masking tape scribbling mould release, namely tests the multiple subsides power of the mould release be coated on masking tape.
The masking tape mould release that Fig. 4 illustrates according to the embodiment of the present invention pastes the flow chart of steps of the method for testing of power again.Comprise: test prepares S40, batten prepares S42, peel off test S44, repeat laminating S46, peel off the steps such as S48 again.The test that masking tape mould release pastes power again can be completed through this process.
One embodiment of the present invention are assessments that the detection method of power of being pasted again by masking tape mould release is used for masking tape performance quality.In a specific embodiment, it mainly comprises the following steps:
1, the preparation of batten to be measured, as shown in Figure 1.
Adopt following method, the standard batten of preparation 5 same sizes.
Get 1 long 15cm, wide 40mm, be coated with the U.S. line paper not being coated with mould release containing immersion liquid, mould release to be tested be coated on U.S. line paper, dry film 3-6g/ ㎡, the U.S. line paper scribbling mould release is toasted 1-2min in the baking oven of 120-150 DEG C, take out and place 1-2h.Get a volume force value at 8-10N/25mm, the standard adhesive tape of width 25mm, be affixed on the speed of 300-600mm/min the one side that U.S. line paper scribbles mould release standard adhesive tape is not less than the pressure roller of 2kg in quality under, cut out lower redundance with cut-off knife, make the standard batten of long 12cm, wide 25mm.
2, test condition is arranged
Appoint and get under a standard batten is placed on laboratory condition, all the other 4 standard battens are placed in the baking box of 80 DEG C;
3, peel test
After 20 minutes, get the standard batten under laboratory condition, make the disbonded test of batten of electronic stripping tester.Be specially:
Select the load of electronic stripping tester between the 15%-85% of full scale load, value of thrust error is not more than 1%, pushes 3-5mm aside at one end hand of standard batten.Clamp one end of hand strip off adhesive tape with the left chuck of electronic stripping tester, right chuck clamps one end of U.S. line paper, peels off with the speed of 200-500mm/min, record force value, i.e. off-type force;
4, fit, as shown in Figure 2.
By the batten peeled away, the pressure roller that second time quality is not less than 2kg is fitted with the speed of 300-600mm/min, standard batten is positioned over 20min under laboratory condition;
5, peel off again
Push one end hand of above-mentioned standard batten aside 3-5mm again, clamp one end of hand strip off adhesive tape with the left chuck of electronic stripping tester, right chuck clamps one end of U.S. line paper, peels off with the speed of 200-500mm/min, and record force value, namely pastes power again.
So far, the off-type force and the power of pasting again that complete lower 1 the standard batten of laboratory condition detect.
After 2 days, from baking box, take out 1 batten, repeat stripping-laminating-stripping process again;
After 4 days, from baking box, take out 1 batten, repeat stripping-laminating-stripping process again;
After 6 days, from baking box, take out 1 batten, repeat stripping-laminating-stripping process again;
After 8 days, from baking box, take out 1 batten, repeat stripping-laminating-stripping process again.
Finally, above-mentioned testing result is made record form, as shown in the table:
| Testing conditions | Laboratory condition | Aging 2 days | Aging 4 days | Aging 6 days | Aging 8 days |
| Off-type force (N) | 1.1 | 2.41 | 2.65 | 2.94 | 3.15 |
| Paste power (N) again | 0.95 | 0.97 | 1.15 | 1.24 | 1.24 |
Result can find by experiment, and along with masking tape is in storage process, aging along with masking tape mould release, its off-type force increases gradually, and power of pasting again still needs to keep relative stability.The adhesive tape accelerated deterioration process of this experiment is the change that simulation Belt transport displays tape performance after a period of time, paste the change of power when using to client after the multiple subsides power after aging can reflect masking tape rolling again, namely the fine or not change can pasting power by studying the aging front and back of adhesive tape again of masking tape performance is assessed.Therefore pasting Force meansurement is again a kind of method of testing of more pressing close to masking tape practical application, the situation of the reflection mould release that it can be authentic and valid in masking tape uses.
Can see from testing result, after aging, off-type force changes clearly, but power of pasting again changes very little.Therefore, the quality of product in actual use procedure can be assessed by the size detecting multiple subsides power.The present embodiment pastes the change of power as assessing the method for covering performance quality in the actual use procedure of glue again by detecting aging front and back mould release, the visible Force meansurement of subsides is again a kind of method of testing of more pressing close to masking tape practical application, it can be authentic and valid the situation of reflection mould release in masking tape use procedure, for the R&D work of mould release provides foundation.The method of testing that masking tape mould release pastes power is again easy and simple to handle, and data are reliable, reproducible, play a significant role in research and development of products, client's use procedure.
According to the embodiment of the present invention, testing result masking tape can being pasted again power is used as the selection gist of masking tape in masking process.Such as, in bumper spray paint process, need to spray different colors, first need masking tape to be pasted onto the region that needs cover, in this operating process, easily occur not lining up phenomenon at adhesive tape scrap (bridge) place, now just need adhesive tape to tear off, again paste.In order to ensure that the process that tears off is unlikely to tear together with masking tape below, needing the masking tape chosen to paste power again should be not excessive.Further, if power of pasting again is too small, just may occurs at two masking tape scrap (bridge) positions tilting phenomenon, thus affect screening effect.Visible, masking tape pastes the numerical value of power again can as the important selection gist of masking tape.
In addition, the numerical value that masking tape pastes power again can select the reference frame of masking tape as different crowd.Such as children or old man, general strength is smaller, and so this kind of crowd, when selecting masking tape, just can select the masking tape that multiple subsides power is less.
The those skilled in the art benefiting from the instruction provided in aforementioned specification and associated drawings will easily expect many improvement and other embodiments of present disclosure.Therefore, be appreciated that and these are only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement etc., all should be included within protection scope of the present invention.
Claims (15)
1. masking tape mould release pastes a method of testing for power again, it is characterized in that, comprises step:
A. test preparation, comprise and mould release to be measured is coated in test substrate surface, and drying and forming-film;
B. batten preparation, comprises the described test substrate surface being affixed on by least one section of test adhesive tape and scribbling mould release to be measured, and makes at least one batten by the width of described at least one section of test adhesive tape;
C. test is peeled off, comprise at least one batten described at free end strip off opening, the left chuck of electronic stripping tester is clamped one end of the test adhesive tape of the strip off of batten, and the right chuck of electronic stripping tester is clamped the one end of the test base material scribbling mould release to be measured, carry out stripping test, record force value;
D. repeat laminating, comprise and the batten repeat sticking peeled away is closed at least one times;
E. peel off, comprise and use electronic stripping tester again to carry out the described step peeling off test to the batten repeating to fit, the force value recorded is the mould release that will test and pastes power again again.
2. method of testing according to claim 1, is characterized in that, the dry film weight of described mould release to be measured after described drying and forming-film is 3-6g/m
2.
3. method of testing according to claim 1 and 2, is characterized in that, the step that described test prepares also comprises:
At the temperature of 120 DEG C-150 DEG C, baking scribbles the test base material 1-2 minute of mould release to be measured; And
The testing substrates scribbling mould release to be measured after baking is 23 DEG C ± 1 DEG C in temperature, places 1-2 hour under the environment of relative humidity (50 ± 5) %.
4. method of testing according to claim 1, is characterized in that, in described batten preparation process, the width of described test adhesive tape selected is 25mm, and the force value of described test adhesive tape on 25mm width is between 8-10N.
5. the method for testing according to claim 1 or 4, it is characterized in that, in described batten preparation process, described at least one section of test adhesive tape is not less than the test substrate surface scribbling mould release to be measured described in being affixed on the speed of 300-600mm/min under the pressure roller of 2kg in quality.
6. the method for testing according to claim 1 or 4, is characterized in that, in described batten preparation process, the edge along the described at least one section of test adhesive tape being affixed on described test substrate surface carries out cutting, obtains at least one batten.
7. the method for testing according to claim 1 or 4, is characterized in that, described batten preparation process also comprises, and at least one batten described is 23 DEG C ± 1 DEG C in temperature, is placed 20 minutes under the environment of relative humidity (50 ± 5) %.
8. the method for testing according to claim 1 or 4, is characterized in that, length in described batten preparation process, at least one batten described is not less than 12cm.
9. method of testing according to claim 1, is characterized in that, in described peel test procedure, peels off with the peeling rate of 200-500mm/min.
10. the method for testing according to claim 1 or 9, is characterized in that, in described peel test procedure, is 3-5mm by least one batten described at the opening of a free end strip off.
11. method of testings according to claim 1, it is characterized in that, repeat in laminating step described, be not less than the test substrate surface scribbling mould release to be measured described in being affixed on by the test adhesive tape peeled off with the speed of 300-600mm/min under the pressure roller of 2kg in quality.
12. method of testings according to claim 1 or 11, is characterized in that, repeat in laminating step described, the described number of times repeating to fit is 1-3 time.
13. method of testings according to claim 1,2,3,5,6,9 or 11, is characterized in that: described test base material is the U.S. line paper scribbling maceration extract and be not coated with mould release.
The method of testing of the multiple subsides power of 14. 1 kinds of masking tapes, described masking tape comprises base material and is coated in the mould release of base material one side surface, and it is characterized in that, described method comprises step:
A. batten preparation, comprises the side scribbling mould release at least one section of test adhesive tape being affixed on described masking tape, and makes at least one batten by the width of described at least one section of test adhesive tape;
B. test is peeled off, by at least one batten described at free end strip off opening, comprise the one end of the test adhesive tape left chuck of electronic stripping tester being clamped the strip off of batten, and the right chuck of electronic stripping tester is clamped the one end of the described masking tape scribbling mould release, carry out stripping test, record force value;
C. repeat laminating, comprise and the batten repeat sticking peeled away is closed at least one times;
D. peel off, comprise and use electronic stripping tester again to carry out the described step peeling off test to the batten repeating to fit, the force value recorded is the multiple subsides power of the masking tape that will test again.
15. 1 kinds of methods assessing masking tape performance, comprise and use method according to claim 14 to test the multiple subsides power of described masking tape.
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| CN106442316A (en) * | 2016-10-11 | 2017-02-22 | 福建蓝海黑石科技有限公司 | Method and device for testing uncoiling force |
| CN106867432A (en) * | 2015-12-10 | 2017-06-20 | 新纶科技（常州）有限公司 | A kind of ultraviolet photo-curing cementing agent and the release force test method using the adhesive |
| CN108956450A (en) * | 2018-05-23 | 2018-12-07 | 云南名博包装印刷有限公司 | A kind of off-type force detection method of Ge Laxin silicone oil paper |
| CN110987792A (en) * | 2019-12-03 | 2020-04-10 | 浙江锋锂新能源科技有限公司 | Solid electrolyte membrane peel strength testing method |
| CN111024610A (en) * | 2020-01-07 | 2020-04-17 | 中国制浆造纸研究院衢州分院 | Method for detecting internal bonding strength of crepe paper |
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| CN106867432A (en) * | 2015-12-10 | 2017-06-20 | 新纶科技（常州）有限公司 | A kind of ultraviolet photo-curing cementing agent and the release force test method using the adhesive |
| CN106867432B (en) * | 2015-12-10 | 2018-12-11 | 新纶科技（常州）有限公司 | A kind of ultraviolet photo-curing cementing agent and the release force test method using the adhesive |
| CN106153535A (en) * | 2016-07-13 | 2016-11-23 | 深圳市摩码科技有限公司 | The detection method of fluorine element mould release membrance |
| CN106153535B (en) * | 2016-07-13 | 2019-09-27 | 深圳市摩码科技有限公司 | The detection method of fluorine element release film |
| CN106442316A (en) * | 2016-10-11 | 2017-02-22 | 福建蓝海黑石科技有限公司 | Method and device for testing uncoiling force |
| CN108956450A (en) * | 2018-05-23 | 2018-12-07 | 云南名博包装印刷有限公司 | A kind of off-type force detection method of Ge Laxin silicone oil paper |
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Application publication date: 20151118 |