CN101339123A - Method for determining wooden furniture lacquerfilm coatings adhesive force - Google Patents
Method for determining wooden furniture lacquerfilm coatings adhesive force Download PDFInfo
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- CN101339123A CN101339123A CNA2008101237485A CN200810123748A CN101339123A CN 101339123 A CN101339123 A CN 101339123A CN A2008101237485 A CNA2008101237485 A CN A2008101237485A CN 200810123748 A CN200810123748 A CN 200810123748A CN 101339123 A CN101339123 A CN 101339123A
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- paint film
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- coating adhesion
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Abstract
The invention discloses a novel method which can be used for testing the cohesive force of paint film coating of wood furniture. The method combines the cohesive force testing method of the coating and the method of testing the surface bonding strength of the artificial plate of a decorative veneer. In the method, a wet paint film is used as adhesive; a special wood mould is used as a tension module; a finishing plate is adhered to the bottom of the tension module after being painted; after the finishing plate is completely solidified, a tensile tester is used for determining the tension between the tension module and the finishing plate; thus the cohesive force of the paint film can be determined. The novel method can quantitatively and accurately determine the cohesive force of the coating of the paint film, and can provide evidence for choosing a better technology in various types of finishing technology.
Description
Technical field
The present invention relates to a kind of new method of measuring wooden furniture paint film coating adhesion, be intended to measure quantitatively, accurately the paint film adhesive force of coatings, also provide foundation for the optimal processing parameter of selecting to cover with paint, lacquer, colour wash, etc. the technology floating coat
Background technology
To wooden furniture surface paint film, can improve the incrustation quality of furniture on the one hand, also can play a protective role on the other hand to wooden furniture.Paint film can judge by its physical and chemical index the size of furniture protective effect, and simultaneously, the physicochemical property of paint film can be for formulating correctly, reasonably covering with paint, lacquer, colour wash, etc. technological procedure scientific basis is provided.
When carrying out the painting quality evaluation, adhesion usually is one of main physicochemical property that detects.Adhesion be meant paint film with by the coating material surface by the firm degree that physics such as suction-operated, chemical b `, diffusion and electrostatic interaction and chemical action combine, be the summation of adhesion between dry paint and its ground.The size of adhesion is except outside the Pass having with film forming matter, and also the dry environment with coating has relation.Therefore, need test, to analyze in the hot-air dry humiture to its influence to adhesive force of coatings.
But the method for testing the paint film coating adhesion now exists weak point, mainly shows:
1, furniture surface paint film adhesion cross-cut determination method (GB4893.4-85) is the assay method according to paint film degree of injury grading in the score.But the method can only be measured qualitatively, the size of quantificational expression adhesion accurately, and strictly speaking, measured adhesion is not to be the real adhesion of paint film, and comprise that base material resists its deformation ability.So, can't accurately measure the size of adhesion with the cross-cut determination method.In addition, in the paint film of forming by laminated coating,, can't measure the adhesion of any one deck of mask body because all will destroying all coatings in when cutting.
2, coating adhesion determination method one is drawn back method (GB/T 5210-85) and can be tested the size of adhesion quantitatively so that reasonably select to cover with paint, lacquer, colour wash, etc. the assay method of technological parameter.But, can produce paint film when pasting mould and destroy with solvent adhesive because the solvent resistance of water paint paint film and thermotolerance and hardness are relatively poor; As pasting mould with hot melt adhesive, temperature is higher during owing to stickup also can scald paint film; In addition, the paint film and the cementation power between the metal of water paint are poor, make test operation be difficult to realize with metal die, so, measure the coating adhesion that the method for coating adhesion also can't directly be measured wooden furniture surface paint film with the method for drawing back.And in the paint film of being made up of laminated coating, the adhesion of any one deck might also draw back filming of other layer above being difficult to measure exactly, thereby what be difficult to that judgement records actually is the paint film of which layer.When on dry film, doing pilot study, also proved this point with 502 glue, epoxy resin and hot melt adhesive.
In order to be determined at the coating adhesion of paint film of the same race dry under the different condition exactly, be necessary the method for test paint film coating adhesion is inquired into, to find the method that is fit to wooden furniture paint film coating adhesion.
Summary of the invention
The object of the invention aims to provide a kind of new method that wooden furniture paint film coating is echoed power of measuring.
The objective of the invention is to realize by following manner:
This method is in conjunction with the method for measuring surperficial bonding strength among coating adhesion method of testing and the Decorative veneered woodbased panel, designed with the wet paint film be tackifier, with special wood mold coupled be the pulling force mould, after being coated with the plaque spraying, paste mutually with pulling force mould bottom surface, measuring the pulling force mould by tension tester after the full solidification and being coated with pulling force between the plaque, record the method for paint film adhesion.
Described pulling force mould is to meet the wooden unit that certain degree of hardness requires.
Described pulling force mould is to make a call to a threaded blind hole in the middle of the wooden unit, screws in bolt in the hole.
Described paint film spraying method is as surveys adhesion between n layer paint film, is coated with plaque and sprays n layer paint film.
Described pulling force mould and be coated with plaque spraying before need carry out sanding, guarantee to be the openpore surface.
Described pulling force mould is when pasting, and length direction is with timber short grain direction unanimity, and Width is the across grain direction.
Described pulling force mould and be coated with plaque and paste after, need carry out full solidification.
When described pulling force mould was measured pulling force, the bolt on the pulling force mould directly linked to each other with puller system.
The present invention only is applicable to the test owing to the different adhesion that cause of single factor, and the just adhesion of being tested of single coating can provide foundation for the selection of more excellent technology in the multiple covering with paint technology.
Description of drawings
Below in conjunction with description of drawings and embodiment the present invention is described in further detail:
Fig. 1 is for measuring the process flow diagram of wooden furniture paint film coating adhesion method
Fig. 2 is for measuring the front side figure of wooden furniture paint film coating adhesion method
Fig. 3 is for measuring the operation stereographic map of wooden furniture paint film coating adhesion method
Wherein: 1, flat head bolt 2, solid wood piece 3, be coated with plaque 4, pulling force module bottom surface 5, n layer paint film
Embodiment
Below in conjunction with accompanying drawing the present invention is further described:
1, cardinal principle of the present invention
Measure the paint film coating adhesion and be meant under the speed of regulation, on the cement plane of sample, apply vertical, uniform pulling force, measure and adhere to power required when destroying between coating or coating and ground.It can provide foundation to the influence of each coating adhesion of paint film for analyzing different dry humitures, also can be for determining that covering with paint, lacquer, colour wash, etc. technological parameter provide reference.
The present invention draws back the method (GB/T 15104-2006) of measuring surperficial bonding strength among method (GB/T 5210-85) and the Decorative veneered woodbased panel in conjunction with coating adhesion determination method one, designed with the wet paint film be tackifier, with special wood mold coupled be the pulling force mould, after being coated with the plaque spraying, paste mutually with pulling force mould bottom surface, measuring the pulling force mould by tension tester after the full solidification and being coated with pulling force between the plaque, record the method for paint film adhesion.
2, the scope of application of the present invention
(1) this method only is applicable to the test owing to the different adhesion that cause of single factor, and the just adhesion of being tested of single coating can provide foundation for the selection of more excellent technology in the multiple covering with paint technology.What particularly point out is that test sample need complete in the covering with paint process, and it is not suitable for the whole paint film adhesion that mensuration is made up of laminated coating.
(2) consider mould to the gravity of wet paint film press down with dry run in it to the factors such as covering effect of wet paint film, measured adhesion is a relative adhesion, the paint film adhesion that covers with no mould has a difference, but should be relatively near the real adhesion of coating paint film.Owing to it is to be used on identical platform test to the different adhesion that cause of single factor, so the method has certain comparative sense.
3, assay method
(1) makes the pulling force mould
With the harder Pa Liyin eggplant of material (Intsia palembanic) solid wood is material, and making length is that 50mm, width are 20mm, highly are the rectangular parallelepiped solid wood piece 1 of 20mm.In solid wood piece 1 middle, having diameter is that 48mm, the degree of depth are the threaded blind hole of 12mm.Screw-in length is that 60mm, diameter are the flat head bolt 2 of 48mm in the hole.
(2) making is coated with plaque
The openpore sheet material of choosing 200 * 300mm is for being coated with plaque 3, and with the midpoint crossing line, position of intersecting point has been got rid of like this and covered with paint, lacquer, colour wash, etc. the influence of wood plate to test result for pasting the pulling force die location.
(3) pulling force module table facing sand mill
Smooth No. 320 sand paper sand millings of pulling force module bottom surface 4 usefulness.
(4) be coated with plaque surface spraying n layer paint film 5;
(5) paste the pulling force mould
Pulling force mould bottom surface be coated with plaque surface and paste.The pulling force mould is when pasting, and length direction is with timber short grain direction unanimity, and Width is the across grain direction.
(6) solidify
The pulling force mould be coated with plaque and paste after need full solidification, guarantee the paint film bone dry, do not influence test result.
(7) tensile test
Be to test under 60%～70% the laboratory environment in 25 ± 1 ℃ of temperature, relative humidity.
1. open computing machine and tension tester, adjust pulling force head position, the parameters of tensile test software is set.
2. the sample for preparing is put into the last lower clamp of puller system, and transferred to the center, make its stickup face be subjected to pulling force equably.Anchor clamps stretch with the speed of 10mm/min, until destruction, write down the peak load value F that sample draws back.
(8) result calculates
Adhesion intensity is the result represent: P=F/S (MPa)
Wherein, P is an adhesion intensity, MPa;
F is a pulling force peak load value, N;
S is the contact area of pulling force mould and paint film, mm
2
4, using value
When analyzing relatively, as the index of estimating adhesion, intensity is big more with adhesion intensity, and expression adhesion is good more; Intensity is more little, and expression adhesion is poor more.
Its using value is more accurately to measure single coating adhesion, and can carry out mathematical analysis according to numerical value, can provide foundation for the selection of more excellent technology in the multiple covering with paint technology.
Claims (8)
1, a kind of new method of measuring wooden furniture paint film coating adhesion, this method is in conjunction with the method for measuring surperficial bonding strength among coating adhesion method of testing and the Decorative veneered woodbased panel, designed with the wet paint film be tackifier, with special wood mold coupled be the pulling force mould, after being coated with the plaque spraying, paste mutually with pulling force mould bottom surface, measuring the pulling force mould by tension tester after the full solidification and being coated with pulling force between the plaque, record the method for paint film adhesion.
2, the method for mensuration wooden furniture paint film coating adhesion according to claim 1 is characterized in that: described pulling force mould is to meet the wooden unit that certain degree of hardness requires.
3, the method for mensuration wooden furniture paint film coating adhesion according to claim 1 is characterized in that: described pulling force mould is to make a call to a threaded blind hole in the middle of the wooden unit, screws in bolt in the hole.
4, the method for mensuration wooden furniture paint film coating adhesion according to claim 1 is characterized in that: described paint film spraying method is coated with plaque and sprays n layer paint film for as surveying adhesion between n layer paint film.
5, the method for mensuration wooden furniture paint film coating adhesion according to claim 1 is characterized in that: described pulling force mould need carry out sanding before pasting, and guarantees to be the openpore surface.
6, the method for mensuration wooden furniture paint film coating adhesion according to claim 1 is characterized in that: described pulling force mould is when pasting, and length direction is with timber short grain direction unanimity, and Width is the across grain direction.
7, the method for mensuration wooden furniture paint film coating adhesion according to claim 1 is characterized in that: described pulling force mould and be coated with plaque and paste after, need carry out full solidification.
8, the method for mensuration wooden furniture paint film coating adhesion according to claim 1 is characterized in that: when described pulling force mould was measured pulling force, the bolt on the pulling force mould directly linked to each other with puller system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101237485A CN101339123A (en) | 2008-06-02 | 2008-06-02 | Method for determining wooden furniture lacquerfilm coatings adhesive force |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101237485A CN101339123A (en) | 2008-06-02 | 2008-06-02 | Method for determining wooden furniture lacquerfilm coatings adhesive force |
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| CN101339123A true CN101339123A (en) | 2009-01-07 |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102127385A (en) * | 2010-12-30 | 2011-07-20 | 贵州云马飞机制造厂 | Special adhesive for adhering sample for measuring adhesive force of paint film coating and preparation method thereof |
| CN102269565A (en) * | 2010-06-07 | 2011-12-07 | 鞍钢股份有限公司 | Test method of metal transition layer thickness |
| CN101694452B (en) * | 2009-07-24 | 2012-06-13 | 扬中市江南砂布有限公司 | Method for testing peeling strength of coated abrasive tool |
| CN102520000A (en) * | 2011-12-31 | 2012-06-27 | 中国石油天然气集团公司 | Pipeline internal coating thermal stress simulator and internal coating adhesion force testing method |
| CN101865858B (en) * | 2009-04-20 | 2012-11-21 | 格伦德福斯管理联合股份公司 | Method and apparatus for measuring adhesion of coating film |
| CN103196827A (en) * | 2013-03-25 | 2013-07-10 | 奥瑞金包装股份有限公司 | Device and method for detecting adhesive force of surface of film-coated iron |
| CN104237198A (en) * | 2014-07-31 | 2014-12-24 | 中国人民解放军第二军医大学 | Method for judging whether traditional Chinese medicines or traditional Chinese medicine decoction pieces are dyed or not |
| CN104655561A (en) * | 2014-12-31 | 2015-05-27 | 东莞美维电路有限公司 | Method for detecting golden finger coating stripping |
| CN104677821A (en) * | 2015-02-13 | 2015-06-03 | 骏马化纤股份有限公司 | Method for detecting bonding property of cord fabrics and rubber in tyre |
| CN105333985A (en) * | 2015-12-07 | 2016-02-17 | 珠海格力电工有限公司 | Cutting force tester |
| CN107884337A (en) * | 2017-11-07 | 2018-04-06 | 廊坊立邦涂料有限公司 | A kind of quick determination method of emulsion paint system matching |
| CN110726666A (en) * | 2019-10-23 | 2020-01-24 | 成都飞机工业（集团）有限责任公司 | Quantitative test method for adhesion of skin coating of aircraft |
| CN112630137A (en) * | 2020-12-15 | 2021-04-09 | 中国石油天然气集团有限公司 | Coating adhesion testing method |
-
2008
- 2008-06-02 CN CNA2008101237485A patent/CN101339123A/en active Pending
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865858B (en) * | 2009-04-20 | 2012-11-21 | 格伦德福斯管理联合股份公司 | Method and apparatus for measuring adhesion of coating film |
| CN101694452B (en) * | 2009-07-24 | 2012-06-13 | 扬中市江南砂布有限公司 | Method for testing peeling strength of coated abrasive tool |
| CN102269565A (en) * | 2010-06-07 | 2011-12-07 | 鞍钢股份有限公司 | Test method of metal transition layer thickness |
| CN102269565B (en) * | 2010-06-07 | 2014-11-05 | 鞍钢股份有限公司 | Test method of metal transition layer thickness |
| CN102127385B (en) * | 2010-12-30 | 2013-05-01 | 贵州云马飞机制造厂 | Special adhesive for adhering sample for measuring adhesive force of paint film coating and preparation method thereof |
| CN102127385A (en) * | 2010-12-30 | 2011-07-20 | 贵州云马飞机制造厂 | Special adhesive for adhering sample for measuring adhesive force of paint film coating and preparation method thereof |
| CN102520000A (en) * | 2011-12-31 | 2012-06-27 | 中国石油天然气集团公司 | Pipeline internal coating thermal stress simulator and internal coating adhesion force testing method |
| CN103196827B (en) * | 2013-03-25 | 2016-02-03 | 奥瑞金包装股份有限公司 | Film-covered iron surface film adhesion checkout equipment and detection method |
| CN103196827A (en) * | 2013-03-25 | 2013-07-10 | 奥瑞金包装股份有限公司 | Device and method for detecting adhesive force of surface of film-coated iron |
| CN104237198A (en) * | 2014-07-31 | 2014-12-24 | 中国人民解放军第二军医大学 | Method for judging whether traditional Chinese medicines or traditional Chinese medicine decoction pieces are dyed or not |
| CN104655561A (en) * | 2014-12-31 | 2015-05-27 | 东莞美维电路有限公司 | Method for detecting golden finger coating stripping |
| CN104677821A (en) * | 2015-02-13 | 2015-06-03 | 骏马化纤股份有限公司 | Method for detecting bonding property of cord fabrics and rubber in tyre |
| CN105333985A (en) * | 2015-12-07 | 2016-02-17 | 珠海格力电工有限公司 | Cutting force tester |
| CN107884337A (en) * | 2017-11-07 | 2018-04-06 | 廊坊立邦涂料有限公司 | A kind of quick determination method of emulsion paint system matching |
| CN110726666A (en) * | 2019-10-23 | 2020-01-24 | 成都飞机工业（集团）有限责任公司 | Quantitative test method for adhesion of skin coating of aircraft |
| CN110726666B (en) * | 2019-10-23 | 2022-07-15 | 成都飞机工业（集团）有限责任公司 | Quantitative test method for adhesion of skin coating of aircraft |
| CN112630137A (en) * | 2020-12-15 | 2021-04-09 | 中国石油天然气集团有限公司 | Coating adhesion testing method |
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Open date: 20090107 |