CN102827387B - Active solvent for surface grain forming technology of wood products - Google Patents
Active solvent for surface grain forming technology of wood products Download PDFInfo
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- CN102827387B CN102827387B CN2012103336354A CN201210333635A CN102827387B CN 102827387 B CN102827387 B CN 102827387B CN 2012103336354 A CN2012103336354 A CN 2012103336354A CN 201210333635 A CN201210333635 A CN 201210333635A CN 102827387 B CN102827387 B CN 102827387B
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- wood
- plastic product
- strong solvent
- printed film
- skirting
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Abstract
The invention discloses an active solvent for a surface grain forming technology of wood products, which is prepared by the following raw materials according to the weight ratio: 4-10% of dichloromethane, 10-15% of n-butyl acetate, 12-20% of methyl acetate, 3-8% of methyl isobuthyl ketone, 2-5% of isobutyl alcohol, 2-5% of dioctyl phthalate, 5-10% of cyclohexanone and 2-5% of diethylene glycol butyl ether. Compared with the prior art, patterns on a printed film can be clearly and firmly adhered onto the surface of a wood product blank during using the active solvent and the water pressure method overlying technology, so the prepared wood products have the realistic grain patterns and the smooth and clear surface. The surface hardness is high (4 H); the abrasion resistance is good, and the abrasion value g/100 r is not greater than 0.01; and the adhesion is strong (grinding method 100/100).
Description
Technical field
The present invention relates to Wood Plastics Composite Product, be specifically related to form for the wood plastic product surface pattern strong solvent of technique.
Background technology
The treatment process of Wood Plastics Composite Product surface pattern mainly contains in the market: the disposable techniques such as lines, printing, height (heat) low-temperature transfer printing, paster, lagging, overlay film, Freehandhand-drawing, spraying of directly extruding, but these techniques all exist some shortcomings, and wherein: the disposable lines of directly extruding easily makes lines distortion and aberration more seriously, easily fade; During printing treatment, lines is more single, and operating procedure is complicated and investment first is larger; High temperature (heat) transfer printing easily makes the wood plastic product distortion, again due to the wood plastic product smooth surface, thus be difficult to hot transfer printing, and effect is poor, and sticking power is good not; Low-temperature transfer printing is to cover the surface of gluing and lines being needed on wood plastic product with thermosol, and sticking power is poor, and serious solvent volatility smell is arranged; Paster, lagging and coating technique be easy to foaming, easily come unstuck and peel off, and in addition, lines in case damage, is difficult to repair; Freehandhand-drawing labour intensity is large, and professional technique is had relatively high expectations, and the ordinary person has been difficult to, and especially complicated lines difficulty is higher, thereby is difficult to realize producing in enormous quantities; Spraying is to select different color paint to spray, and there is no lines, cause not having natural matter impression, and color is single, and labour intensity is large; If select machinery need spray invest larger.Therefore, above-mentioned traditional technology is being processed wood plastic product, and when particularly wood uneven, complex-curved, that dead angle is arranged was moulded special-shaped product, resulting surface pattern was not ideal enough.
the publication number of application is to disclose in the patent of invention of CN1690112 a kind ofly to cover adhering process with hydrostatic(al) process and wrap upper grain pattern on the surface of the wood-imitated products that makes (thermoplastic resin imitated wood material) base material before the applicant, concrete technique is: water-fast printed film is cut into wood-imitated products base material surface-area big or small accordingly, filling with water temperature on the water layer surface of the warm water tank of 25～30 ℃ take supine being tiled in of decorative pattern film, evenly spray one deck strong solvent on the decorative pattern face of water-fast printed film, after water-fast printed film is softening, just wood-imitated products base material is laminated on water-fast printed film gently, water-fast printed film is evenly obeyed is pasting during wood-imitated products base material is pressed into warm water tank simultaneously wrapping up in, after the grain pattern on water-fast printed film has been wrapped up in and has been adhered on wood-imitated products base material surface, namely pull out to be placed in clean water basin and clean and remove unnecessary water-fast printed film, take out and wrap up in the wood-imitated products that is pasting grain pattern and naturally dry or dry, spray from the teeth outwards finally one deck polish oil or varnish, dry getting final product.The strong solvent that uses in this technique, stirred and made by 8～12 parts of 55～65 parts, lacquer thinner, 16～22 parts of dimethylbenzene, 8～12 parts of ethyl ketones of ring and dibutyl ethylene glycol ethers by weight.The applicant finds, adopt above-mentioned technique can wrap on the surface of Wood Plastics Composite Product pattern equally, and being particluarly suitable for wood uneven, complex-curved, that dead angle is arranged moulds the special-shaped product surface and wraps pattern, but, when the applicant found directly to adopt above-mentioned strong solvent to be applied in wood plastic product base material surface pattern formation technique, the pattern on printed film can not be attached on Wood Plastics Composite Product clear and securely.The applicant analyzes and occurs that above-mentioned phenomenon may be because the purer thermoplastic resin imitated wood material of internal structure hole of wood plastic composite wants large, and surface is more smooth, and still have some residual compounds on the powder filler surface, easily produce the reason of bubble in Wood grain processing technique is crossed, particularly more easily cause distortion and the distortion of grain pattern when processing PE, PP Wood Plastics Composite Product.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of strong solvent that forms technique for the Wood Plastics Composite Product surface pattern, adopt this strong solvent to cover adhering process in conjunction with hydrostatic(al) process and can make clear patterns on printed film, be attached on wood plastic product base material securely, and the lines on the wood plastic product surface that obtains is well arranged, stereoscopic sensation is strong and true to nature.
The strong solvent that forms technique for the wood plastic product surface pattern of the present invention, it is made by the raw material of following weight proportioning:
Methylene dichloride 4～10, N-BUTYL ACETATE 10～15, ritalin 12～20, hexone 3～8, isopropylcarbinol 2～5, dioctyl ester 2～5, cyclohexanone 5～10, dibutyl ethylene glycol ether 2～5.
The preferred weight proportion of above-mentioned each raw material is:
Methylene dichloride 4～8, N-BUTYL ACETATE 10～13, ritalin 12～16, hexone 3～5, isopropylcarbinol 2～4, dioctyl ester 2～4, cyclohexanone 5～8, dibutyl ethylene glycol ether 2～4.
The more preferred weight proportion of above-mentioned each raw material is:
Methylene dichloride 4～7, N-BUTYL ACETATE 10～12, ritalin 12～15, hexone 3～4, isopropylcarbinol 2.5～3.5, dioctyl ester 2.5～3.5, cyclohexanone 5～7, dibutyl ethylene glycol ether 2.5～3.5.
The preparation method of above-mentioned strong solvent is: take each raw material by formula, mix and get final product.Specifically in use, normally by the printed film of every square metre, spray the strong solvent of 110～130g.
Strong solvent of the present invention can be applicable to the surface pattern of the Wood Plastics Composite Product such as various wood plastic product base materials such as polyvinyl chloride, polyethylene, polypropylene, polystyrene and processes.
Compared with prior art, when using strong solvent of the present invention to cover adhering process in conjunction with hydrostatic(al) process, can make clear patterns on printed film, be attached to securely on the surface of wood plastic product base material, the grain pattern effect on the wood plastic product surface that obtains is true to nature, smooth surface is clean, surface hardness high (4H), wear resisting property good (wear(ing)value g/100r≤0.01), strong adhesion (cross-hatching 100/100).
Description of drawings
Fig. 1 is the outward appearance picture that the 1# wood that makes in experimental example of the present invention is moulded skirting;
Fig. 2 is the outward appearance picture that the 2# wood that makes in experimental example of the present invention is moulded skirting.
Embodiment
Below the invention will be further described with specific embodiment, but the present invention is not limited to these embodiment.
Below the umber that relates in each embodiment be weight part.
Embodiment 1
Take each raw material by following table 1, mix, standing 30min can use.
Embodiment 2
Take each raw material by following table 1, mix, standing 30min can use.
Embodiment 3
Take each raw material by following table 1, mix, standing 30min can use.
Embodiment 4
Take each raw material by following table 1, mix, standing 30min can use.
Embodiment 5
Take each raw material by following table 1, mix, standing 30min can use.
Table 1:
Experimental example: the lines effect that adopts strong solvent making of the present invention for explanation, it is that in the patent of invention of CN1690112, disclosed strong solvent covers adhering process in conjunction with aforementioned hydrostatic(al) process respectively and makes the experiment of lines on wood plastic product base material surface that the applicant adopts strong solvent of the present invention, publication number, specific as follows:
1, experiment strong solvent
The strong solvent that makes take the embodiment of the present invention 1 is as the 1# strong solvent;
Take lacquer thinner 60 weight parts, dimethylbenzene 20 weight parts, ring ethyl ketone 10 weight parts and dibutyl ethylene glycol ether 10 weight parts (above-mentioned each value is all in publication number is the span of disclosed strong solvent in the patent of invention of CN1690112), mix, the gained strong solvent is the 2# strong solvent.
2, experiment wood plastic product base material
Skirting is moulded as wood plastic product base material (being PVC wood plastic product base material) without any the wood of lines in the surface that 2 the applicant of using produce, and wherein a block number is 1# wood plastic product base material, and another block number is 2# wood plastic product base material.
3, hydrostatic(al) process is covered the method for making lines that is sticked with
3.1 purchase water-fast printed film (grain pattern that the imitative wood of joint branch is arranged), be cut into and 2 of the corresponding sizes of wood plastic product base material surface-area, be numbered respectively the water-fast printed film of 1# and the water-fast printed film of 2#, with dapple one, face up and be tiled in that to fill with water temperature be on the water layer surface of warm water tank of 25～30 ℃;
3.2 in the amount of spraying the 120g strong solvent on the decorative pattern face of the water-fast printed film of 1# on by every square metre of printed film, evenly spray (using kettle formula spray gun sprays) 1# strong solvent, after water-fast printed film is softened by strong solvent (approximately 5min), just 1# wood plastic product base material is laminated on the water-fast printed film of 1# gently, and press, utilize the effect of hydraulic pressure, the water-fast printed film of 1# is wrapped up in be affixed on 1# wood plastic product base material and be pressed into simultaneously in warm water tank, wrap up in fully and adhere on 1# wood plastic product base material surface after (this process is 4min approximately) until the pattern on the water-fast printed film of 1#, then it is pulled out, be placed in clean water basin and clean and remove unnecessary water-fast printed film, take out, dry by the fire 20min under 45 ℃ of conditions, take out, spray in its surface again one deck UV bright stock (UV-306C, Shanxi Ke Nuoao synthetic materials company limited produces), be placed in afterwards under 45 ℃ of conditions and dry by the fire 20min, obtain 1# wood and mould skirting, its outward appearance as shown in Figure 1.
3.3 repeat 3.2, different is, with the water-fast printed film of 2#, replaces the water-fast printed film of 1#, with the 2# strong solvent, replaces the 1# strong solvent, with 2# wood plastic product base material, replaces 1# wood plastic product base material, obtains 2# wood and moulds skirting, its outward appearance as shown in Figure 2.
4, experimental result
Comparison diagram 1 and Fig. 2, the grain pattern effect that visible 1# wood is moulded on skirting is true to nature, and lines is indeformable, and smooth surface is clean; And the grain pattern that 2# wood is moulded on skirting is fuzzy, and is slightly light, and some distortion of pattern.
Respectively 1# wood is moulded skirting and 2# wood and mould skirting and carried out the detection of sticking power, wear resistance and surface strength, wherein:
Sticking power is tested with hundred lattice testers: it is smooth that 1# wood is moulded the skirting scribing edge, the line edge and infall all without coming off, meet the GB/T9286-1998 standard, sticking power is 0 grade.And 2# wood is moulded skirting at the edge of ruling and there is in blocks coming off at the place, point of crossing, and the total area 75% that comes off.Obviously, do not meet the GB/T9286-1998 standard, sticking power is 5 grades.
Wearability test: press the GB/T18103-2000 test, it is that wear(ing)value is at 0.01g/100r that 1# wood is moulded the skirting test result; 2# wood mould the skirting test result be wear(ing)value at 4.1g/100r, 1# wood is moulded skirting and is met the GB/T18103-2000 standard obviously, 2# wood is moulded serious defective of skirting.
Hardness test: press the GB/T17657-1999 test, it is 4H that 1# wood is moulded the skirting test result, and it is 1H that 2# wood is moulded the skirting test result.1# wood is moulded skirting and is met the GB/T17657-1999 standard obviously, and that 2# wood is moulded the skirting test result is defective.
Purchase from the market simultaneously a wood and mould skirting (this wood mould skirting plastic basis material be PVC equally), be numbered 3# wood and mould skirting, to its detection of carrying out sticking power, wear resistance and surface strength, result is as shown in table 2 below with same standard:
Table 2:
As can be seen from the above table: 1# wood is moulded skirting and is moulded skirting than normal wood and all be greatly improved on sticking power, wear resistance and surface hardness performance.
Claims (3)
1. be used for the strong solvent that the wood plastic product surface pattern forms technique, it is characterized in that it is made by the raw material of following weight proportioning:
Methylene dichloride 4～10, N-BUTYL ACETATE 10～15, ritalin 12～20, hexone 3～8, isopropylcarbinol 2～5, dioctyl ester 2～5, cyclohexanone 5～10, dibutyl ethylene glycol ether 2～5.
2. the strong solvent that forms technique for the wood plastic product surface pattern according to claim 1, it is characterized in that: the weight proportion of each raw material is:
Methylene dichloride 4～8, N-BUTYL ACETATE 10～13, ritalin 12～16, hexone 3～5, isopropylcarbinol 2～4, dioctyl ester 2～4, cyclohexanone 5～8, dibutyl ethylene glycol ether 2～4.
3. the strong solvent that forms technique for the wood plastic product surface pattern according to claim 2, it is characterized in that: the weight proportion of each raw material is:
Methylene dichloride 4～7, N-BUTYL ACETATE 10～12, ritalin 12～15, hexone 3～4, isopropylcarbinol 2.5～3.5, dioctyl ester 2.5～3.5, cyclohexanone 5～7, dibutyl ethylene glycol ether 2.5～3.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103336354A CN102827387B (en) | 2012-09-11 | 2012-09-11 | Active solvent for surface grain forming technology of wood products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103336354A CN102827387B (en) | 2012-09-11 | 2012-09-11 | Active solvent for surface grain forming technology of wood products |
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| Publication Number | Publication Date |
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| CN102827387A CN102827387A (en) | 2012-12-19 |
| CN102827387B true CN102827387B (en) | 2013-11-13 |
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| CN2012103336354A Expired - Fee Related CN102827387B (en) | 2012-09-11 | 2012-09-11 | Active solvent for surface grain forming technology of wood products |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498547B (en) * | 2013-10-09 | 2015-06-17 | 桂林舒康建材有限公司 | Novel method for producing reinforced wood-plastic composite floor |
| CN103526911B (en) * | 2013-10-09 | 2015-08-26 | 桂林舒康建材有限公司 | A kind of preparation method of light-weight high-strength wood-plastic floor |
| CN105670180B (en) * | 2016-04-12 | 2017-09-19 | 桂林舒康建材有限公司 | A kind of wood moulding clothes hanger and its preparation technology |
| CN106009018A (en) * | 2016-06-24 | 2016-10-12 | 桂林舒康建材有限公司 | Special active solvent for producing grain on surfaces of PE (polyethylene) wood-plastic products |
| CN105924661A (en) * | 2016-06-24 | 2016-09-07 | 桂林舒康建材有限公司 | Special active solvent for producing grains on surface of PP (Polypropylene) wood plastic product |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1690112A (en) * | 2004-04-28 | 2005-11-02 | 桂林舒康建材有限公司 | Aromatic multi-texture microporous thermoplastic resin wood-imitating materials and wood texture forming process |
| CN101474934A (en) * | 2009-01-21 | 2009-07-08 | 周能 | Method for producing artificial grain on surface of house article |
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2012
- 2012-09-11 CN CN2012103336354A patent/CN102827387B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1690112A (en) * | 2004-04-28 | 2005-11-02 | 桂林舒康建材有限公司 | Aromatic multi-texture microporous thermoplastic resin wood-imitating materials and wood texture forming process |
| CN101474934A (en) * | 2009-01-21 | 2009-07-08 | 周能 | Method for producing artificial grain on surface of house article |
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