CN116273788A - Nitrogen oxygen-free dry wooden floor surface coating process - Google Patents
Nitrogen oxygen-free dry wooden floor surface coating process Download PDFInfo
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- CN116273788A CN116273788A CN202211564075.3A CN202211564075A CN116273788A CN 116273788 A CN116273788 A CN 116273788A CN 202211564075 A CN202211564075 A CN 202211564075A CN 116273788 A CN116273788 A CN 116273788A
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- nitrogen
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- lamp
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 27
- 238000000576 coating method Methods 0.000 title claims abstract description 18
- 238000001035 drying Methods 0.000 claims abstract description 44
- 239000003973 paint Substances 0.000 claims abstract description 34
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 31
- 239000011591 potassium Substances 0.000 claims abstract description 31
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 239000002023 wood Substances 0.000 claims abstract description 23
- 238000005491 wire drawing Methods 0.000 claims abstract description 17
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052753 mercury Inorganic materials 0.000 claims abstract description 16
- 239000004576 sand Substances 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims abstract description 6
- 230000037452 priming Effects 0.000 claims abstract description 5
- 239000002131 composite material Substances 0.000 claims abstract description 4
- 238000004381 surface treatment Methods 0.000 claims abstract description 3
- 238000007730 finishing process Methods 0.000 claims description 7
- 238000007670 refining Methods 0.000 claims description 6
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 238000009408 flooring Methods 0.000 claims 6
- 230000000694 effects Effects 0.000 abstract description 8
- 239000011248 coating agent Substances 0.000 abstract description 5
- 238000009736 wetting Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 description 38
- 238000000034 method Methods 0.000 description 6
- 244000137852 Petrea volubilis Species 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/06—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
- B05D5/08—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/56—Three layers or more
- B05D7/58—No clear coat specified
- B05D7/584—No clear coat specified at least some layers being let to dry, at least partially, before applying the next layer
Abstract
The invention discloses a nitrogen oxygen-free dry wooden floor surface coating process, which comprises the following steps of a, carrying out wiredrawing treatment on the surface of a substrate to obtain a product A, carrying out water paint priming on the product B, drying a potassium lamp, carrying out finish sand after drying to obtain a product B, C, filling a sanding primer of the product B, simultaneously drying the product B by the potassium lamp and a mercury lamp, carrying out finish sand after drying to obtain a product C, D, filling a wear-resistant primer of the product C, drying the product C by the potassium lamp to obtain a product D, wetting a product E, carrying out pre-curing to obtain a product E, carrying out surface coating on the product E, carrying out nitrogen oxygen-free drying on the product F, carrying out nitrogen oxygen-free drying on the product G, and carrying out LED drying on the product H and product G to obtain a finished product; in the step a, the substrate is a solid wood blank or a composite substrate, and the surface treatment is to carry out heavy sand on the substrate, then carry out surface rough drawing on the substrate, and then carry out surface fine drawing on the substrate. The invention has the advantages of good smell removing effect, good low luminosity and good wear resistance of the finished product.
Description
Technical Field
The invention belongs to the field of wooden floor finishing technology.
Background
The surface of wooden floors, in short wooden floors, is usually provided with a paint layer, which is attached to the wooden floor by a finishing process. The coating process comprises the steps of wiredrawing treatment of the surface of the substrate, water paint priming (potassium lamp drying), primer adhesion (potassium lamp or mercury lamp drying), finish paint adhesion (LED lamp drying) and the like.
Under the existing coating process, the obtained wood floor has the defects of poor first and odor removing effects, mainly large TVOC release amount; secondly, the brightness is higher, namely the low light intensity is worse, and the wood floor is not suitable for certain occasions, particularly the wood floor with low light intensity popular in the market in recent years is required to be pursued for the self texture of the wood floor, and the light spots formed by reflection on the wood floor are required to be reduced, which is difficult for the existing wood floor; thirdly, the wear resistance is poor, and the drawing process can generally only reach 100 revolutions.
In conclusion, the wood floor obtained by the existing coating process has the defects of poor odor removing effect, poor low luminosity and poor wear resistance.
Disclosure of Invention
The invention aims to provide a nitrogen oxygen-free drying wooden floor surface coating process. The invention has the advantages of good smell removing effect, good low luminosity and good wear resistance of the finished product.
The technical scheme of the invention is as follows: a nitrogen oxygen-free dry wooden floor surface coating process comprises the following steps,
a. the surface of the substrate is subjected to wiredrawing treatment to obtain a product A,
b. priming the water paint of the product A, drying a potassium lamp, performing fine sand after drying to obtain the product B,
c. filling the sanding primer of the product B, drying the sanding primer by a potassium lamp and a mercury lamp simultaneously, refining sand after drying to obtain the product C,
d. filling the wear-resistant primer of the product C, drying by a potassium lamp to obtain the product D,
e. d, finishing paint, pre-curing to obtain E product,
f. the E product is coated with the wear-resistant finish paint to obtain the F product,
g. pre-drying the F product with an LED lamp under the condition of no oxygen in nitrogen to obtain the G product,
h. and (5) drying the G product LED lamp to obtain a finished product.
In the above-mentioned nitrogen oxygen-free dry wooden floor surface coating process, in the step a, the substrate is a solid wood blank or a composite substrate, and the surface treatment is to heavy sand the substrate, then to perform surface coarse wire drawing on the substrate, and then to perform surface fine wire drawing on the substrate.
In the above-mentioned nitrogen oxygen-free drying wooden floor surface coating process, in the step b, the water paint belongs to UV photosensitive paint, and the wavelength of the potassium lamp is 380-420nm, and the power is 4-6KW.
In the foregoing process for coating the surface of the wooden floor by nitrogen anaerobic drying, in the step c, the sanding primer belongs to UV photosensitive paint, the wavelength of the potassium lamp is 380-420nm, the power is 4-6KW, and the wavelength of the mercury lamp is 350-380nm, and the power is 4-6KW.
In the foregoing process for coating the surface of the wooden floor with nitrogen-oxygen-free drying, in the step C, the product B is firstly filled with the first sanding primer, and is firstly dried by a potassium lamp and a mercury lamp, and then is subjected to first polishing to obtain the product C1, and the product C1 is filled with the second sanding primer, and is secondly dried by the potassium lamp and the mercury lamp, and then is subjected to second polishing to obtain the product C.
In the foregoing process for coating the surface of the wooden floor by nitrogen oxygen-free drying, in the step e, the pre-curing refers to semi-curing of the finish paint of the D product.
In the step g, the nitrogen flow is 320-340L/min, the nitrogen pressure is 5-6 kg, and the nitrogen purity is more than 99.99%.
Compared with the prior art, the invention is mainly improved on the basis of the existing coating process as follows:
(1) And when the tail end of the process step is dried by using an LED lamp, firstly, performing preliminary anaerobic drying under the protection of nitrogen, and then drying under the aerobic environment. 172 excimer light sources (namely the LED lamp in the step g) are mainly used for drying MEC paint (the MEC paint refers to finish paint in the step e and wear-resistant finish paint in the step f), and oxygen is effectively isolated during drying, so that oxidation of a coating can be prevented, and the effect is achieved: the TVOC release amount of the first and the second odor removing effects is less than or equal to 30 mug/m < 3 > (national standard: TVOC release amount is less than or equal to 100 mug/m < 3 >); secondly, the paint film has almost no light, good low light, less than 2 degrees (the existing technology has the light intensity of more than 7 degrees generally), light pollution reduction, eye protection and clearer wood grain.
(2) In the front end of the process, namely in the step c, a potassium lamp and a mercury lamp are adopted for drying, the potassium lamp mainly dries paint penetrating into the wood, and the mercury lamp mainly dries paint on the surface of the wood, so that a 100% drying effect (the prior art can only dry 60-90%) can be achieved, the abrasion resistance is improved from 100 to more than 130, and the improvement range can be more than 30%.
In conclusion, the invention has the advantages of good smell removing effect, good low luminosity and good wear resistance of the finished product.
Drawings
Fig. 1 is a flow chart of the present invention.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not intended to be limiting.
Example 1. A nitrogen oxygen-free dry wooden floor surface coating process comprises the following steps,
a. the surface wire drawing treatment of the substrate is that the substrate is a solid wood blank (namely a whole solid wood board) or a composite substrate (namely a board compounded by a plurality of solid wood blocks/boards), the surface wire drawing treatment is that heavy sand (namely coarse sand belt polishing) is firstly carried out on the substrate, then the surface coarse wire drawing is carried out on the substrate (the coarse wire drawing is that the steel wire roller of the DuPont wire used in wire drawing is thicker and harder), and then the surface fine wire drawing is carried out on the substrate (the fine wire drawing is that the steel wire roller of the DuPont wire used in wire drawing is thinner and softer), so that the A product is obtained.
b. And (3) priming the water paint of the product A, wherein the water paint belongs to UV photosensitive paint (WS 2100 type), a potassium lamp is dried, the wavelength of the potassium lamp is 380-420nm, the power is 4-6KW, and most preferably, the wavelength of the potassium lamp is 400nm, the power is 5KW, 240-mesh sand paper is used for refining after drying, and fine wire drawing lines still need to be reserved after the refining, so that the product B is obtained.
c. The product B is firstly filled with sanding primer (128010511H type) (the surface of a wood floor is provided with a little pore, the filling is needed to be smooth), the sanding primer belongs to UV photosensitive paint, the UV photosensitive paint is irradiated by a potassium lamp and a mercury lamp simultaneously, the first drying is carried out, 240-mesh sand paper is used for carrying out the first sand refining after the first drying to obtain a product C1, the product C1 is filled with sanding primer for the second time, the potassium lamp and the mercury lamp are irradiated simultaneously, the second drying is carried out, 280-mesh sand paper is used for carrying out the second sand refining after the drying, the wavelength of the potassium lamp is 380-420nm, the power is 4-6KW, and the wavelength of the mercury lamp is 350-380nm, and the power is 4-6KW. And the optimal potassium lamp wavelength is 400nm, the power is 5KW, the mercury lamp wavelength is 365nm, and the power is 5KW, so that the C product is obtained.
d. And filling the C product wear-resistant primer (318030511 type), and drying by a potassium lamp, wherein the wavelength of the potassium lamp is 380-420nm, the power is 4-6KW, and most preferably, the wavelength of the potassium lamp is 400nm, and the power is 5KW, so as to obtain the D product.
e. D finish paint (858004766 type) is moistened and pre-cured, wherein the pre-curing is to cure 70-80% of the finish paint to obtain E product.
f. And (5) finishing the E product wear-resistant finish paint (858004766 type) to obtain the F product.
g. In the open type equipment, the F product is dried under the condition of nitrogen and oxygen, and is dried by an LED lamp in the open type equipment, so that the wear-resistant finish paint is dried to about 95%, wherein the flow of the nitrogen is 320-340L/min, the pressure of the nitrogen is 5-6 kg (the pressure of the nitrogen in a pipeline), and the purity of the nitrogen is more than 99.99%. Obtaining G product.
h. And (5) completely drying the G-product LED lamp to obtain a finished product.
Example 2. Unlike example 1, in step g, the F product was dried in a nitrogen-oxygen-free manner by a closed apparatus, and in this case, the nitrogen gas was filled only, and no continuous flow supplement was required.
Claims (7)
1. A nitrogen oxygen-free drying wooden floor surface coating process is characterized in that: comprises the steps of,
a. the surface of the substrate is subjected to wiredrawing treatment to obtain a product A,
b. priming the water paint of the product A, drying a potassium lamp, performing fine sand after drying to obtain the product B,
c. filling the sanding primer of the product B, drying the sanding primer by a potassium lamp and a mercury lamp simultaneously, refining sand after drying to obtain the product C,
d. filling the wear-resistant primer of the product C, drying by a potassium lamp to obtain the product D,
e. d, finishing paint, pre-curing to obtain E product,
f. the E product is coated with the wear-resistant finish paint to obtain the F product,
g. pre-drying the F product with an LED lamp under the condition of no oxygen in nitrogen to obtain the G product,
h. and (5) drying the G product LED lamp to obtain a finished product.
2. The nitrogen-oxygen-free dried wood flooring surface finishing process of claim 1, wherein: in the step a, the substrate is a solid wood blank or a composite substrate, and the surface treatment is to carry out heavy sand on the substrate, then carry out surface rough wire drawing on the substrate, and then carry out surface fine wire drawing on the substrate.
3. The nitrogen-oxygen-free dried wood flooring surface finishing process of claim 1, wherein: in the step b, the water paint belongs to UV photosensitive paint, and the potassium lamp has the wavelength of 380-420nm and the power of 4-6KW.
4. The nitrogen-oxygen-free dried wood flooring surface finishing process of claim 1, wherein: in the step c, the sanding primer belongs to UV photosensitive paint, the wavelength of the potassium lamp is 380-420nm, the power is 4-6KW, and the wavelength of the mercury lamp is 350-380nm, and the power is 4-6KW.
5. The nitrogen-oxygen-free dried wood flooring surface finishing process of claim 4, wherein: in the step C, the product B is firstly filled with the sanding primer for the first time, is dried for the first time by a potassium lamp and a mercury lamp, is subjected to first-time refined sand after being dried to obtain the product C1, is filled with the sanding primer for the second time, is dried for the second time by the potassium lamp and the mercury lamp, and is subjected to second-time refined sand after being dried to obtain the product C.
6. The nitrogen-oxygen-free dried wood flooring surface finishing process of claim 1, wherein: in the step e, the pre-curing refers to half-curing of the finish paint of the D product.
7. The nitrogen-oxygen-free dried wood flooring surface finishing process of claim 1, wherein: in the step g, the nitrogen flow is 320-340L/min, the nitrogen pressure is 5-6 kg, and the nitrogen purity is more than 99.99%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211564075.3A CN116273788A (en) | 2022-12-07 | 2022-12-07 | Nitrogen oxygen-free dry wooden floor surface coating process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211564075.3A CN116273788A (en) | 2022-12-07 | 2022-12-07 | Nitrogen oxygen-free dry wooden floor surface coating process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116273788A true CN116273788A (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211564075.3A Pending CN116273788A (en) | 2022-12-07 | 2022-12-07 | Nitrogen oxygen-free dry wooden floor surface coating process |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1243606A1 (en) * | 2001-03-19 | 2002-09-25 | Four Trend, Inc. | A resin composition for forming a matte-finished surface and a method of forming a matte-finished surface |
| US20070286962A1 (en) * | 2006-06-09 | 2007-12-13 | Brown Randall R | Methods for producing non-glossy coatings from radiation curable compositions |
| CN109926291A (en) * | 2019-03-28 | 2019-06-25 | 湖南邦弗特新材料技术有限公司 | A kind of coating process of UV light solidifying matt film |
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| WO2022175492A1 (en) * | 2021-02-22 | 2022-08-25 | Covestro (Netherlands) B.V. | Process for providing low gloss coatings |
-
2022
- 2022-12-07 CN CN202211564075.3A patent/CN116273788A/en active Pending
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| EP1243606A1 (en) * | 2001-03-19 | 2002-09-25 | Four Trend, Inc. | A resin composition for forming a matte-finished surface and a method of forming a matte-finished surface |
| US20070286962A1 (en) * | 2006-06-09 | 2007-12-13 | Brown Randall R | Methods for producing non-glossy coatings from radiation curable compositions |
| CN109926291A (en) * | 2019-03-28 | 2019-06-25 | 湖南邦弗特新材料技术有限公司 | A kind of coating process of UV light solidifying matt film |
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| WO2021164371A1 (en) * | 2020-02-19 | 2021-08-26 | 浙江晶通塑胶有限公司 | Preparation method for super-matte floor |
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| WO2022175492A1 (en) * | 2021-02-22 | 2022-08-25 | Covestro (Netherlands) B.V. | Process for providing low gloss coatings |
| CN114589080A (en) * | 2022-04-29 | 2022-06-07 | 德宝新材料科技(浙江)有限公司 | Production method of skin-feel floor |
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