CN114392908A - Method for spraying surface coating on fine cloth of faucet in cabin - Google Patents
Method for spraying surface coating on fine cloth of faucet in cabin Download PDFInfo
- Publication number
- CN114392908A CN114392908A CN202111552420.7A CN202111552420A CN114392908A CN 114392908 A CN114392908 A CN 114392908A CN 202111552420 A CN202111552420 A CN 202111552420A CN 114392908 A CN114392908 A CN 114392908A
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- Prior art keywords
- spraying
- alkyd
- paint
- cabin
- spray gun
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005507 spraying Methods 0.000 title claims abstract description 93
- 239000004744 fabric Substances 0.000 title claims abstract description 46
- 239000011248 coating agent Substances 0.000 title claims abstract description 29
- 238000000576 coating method Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000003973 paint Substances 0.000 claims abstract description 107
- 229920000180 alkyd Polymers 0.000 claims abstract description 97
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000007921 spray Substances 0.000 claims description 59
- 229910000831 Steel Inorganic materials 0.000 claims description 31
- 239000010959 steel Substances 0.000 claims description 31
- 239000012530 fluid Substances 0.000 claims description 9
- 238000005498 polishing Methods 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 3
- 238000004381 surface treatment Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 238000010276 construction Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 3
- 206010008428 Chemical poisoning Diseases 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000011850 water-based material 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
- B05D7/14—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 metal, e.g. car bodies
-
- 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
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
-
- 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
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
-
- 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
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/542—No clear coat specified the two layers being cured or baked together
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention relates to a method for spraying surface coating for fine faucet cloth in a cabin, which comprises the steps of spraying alkyd primer before the fine faucet cloth is adhered to the top wall and the side wall of the cabin, then spraying water-based coating, spraying alkyd finish after the water-based coating is sprayed, and finally curing a paint film to finish the construction of the surface coating for the fine faucet cloth in the cabin. According to the invention, the water-based paint spraying process is added before the alkyd finish paint is sprayed, so that the spraying effect of the alkyd finish paint is improved, the using amount of the alkyd finish paint is reduced, the spraying construction difficulty in site construction is reduced, and the construction cost is reduced.
Description
Technical Field
The invention relates to the field of ship construction, in particular to a method for spraying surface coating on fine cloth of a faucet in a cabin.
Background
In the ship building process, a large number of soft faucet fine cloth covering surfaces exist on the top wall of the cabin, and alkyd finish paint needs to be sprayed on the surfaces of the faucet fine cloth to meet the building requirements.
Patent No. CN111036511A discloses a method of painting a ship cabin, the method comprising: confirming the total spraying amount of the spraying paint and the thinner and the maximum spraying planning time required by the cabin; obtaining the required minimum spraying amount in unit time according to the total spraying amount and the maximum spraying planning time; the specification of the type-selecting spraying gun and the number of the spraying guns which are arranged to work simultaneously are calculated, and the estimated spraying amount of all the arranged spraying guns in unit time is calculated, so that the estimated spraying amount is larger than the minimum spraying amount; calculating the minimum ventilation volume in unit time according to the estimated spraying volume, the diluent type and the planned value for preventing organic solvent poisoning; selecting the type of the fan and arranging the number of the fans, so that the estimated ventilation of the arranged fans in unit time is greater than the minimum ventilation; and spraying after the fan is arranged. The invention is suitable for adjusting the air exhaust quantity and the number of the fans when coating the ship cabin.
The alkyd finish paint is thin and is easy to permeate through small holes of tap fine cloth and absorbed by mineral wool, so that the using amount of the alkyd finish paint is greatly increased, the appearance of the alkyd finish paint with the construction degree of more than four cannot achieve a smooth effect, severe difference of color and glossiness exists, the influence of appearance effect is serious, and the acceptance requirement cannot be met.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a method for spraying a coating on the surface of tap fine cloth in a cabin.
In order to achieve the purpose of the invention, the technical scheme provided by the invention patent is as follows:
a method for applying a surface coating to a faucet cloth mounted on the ceiling and side walls of a cabin, the method comprising the steps of:
step one, surface treatment of a steel plate before coating: polishing the surfaces of the cabin side wall and the roof steel plate before coating by using a power tool;
secondly, spraying alkyd primer: spraying alkyd primer on the polished steel plate on the top wall of the cabin by using a spray gun, wherein the alkyd primer is sprayed on the steel plate on the top wall of the cabin in an airless spraying manner;
step three, controlling the thickness of the alkyd primer: controlling the film thickness of the alkyd primer when spraying the alkyd primer, and controlling the film thickness of the alkyd primer to be 68-100 microns;
fourthly, adhering the tap fine cloth: after the alkyd primer is sprayed, adhering tap fine cloth to the top wall and the side wall steel plate surface of the cabin at the spraying position of the alkyd primer;
fifthly, spraying a first-degree water-based paint: spraying the water-based paint on the surface of the tap fine cloth by using a spray gun, wherein the water-based paint is sprayed on the surface of the tap fine cloth in an airless spraying manner;
sixthly, controlling the thickness of the water-based coating film: when the water-based paint is sprayed, controlling the thickness of the water-based paint, and controlling the thickness of the paint film to be 34-46 microns;
seventh step, spraying two-degree alkyd finish paint: after the water-based paint is sprayed, replacing a spray gun to spray alkyd finish paint on the surface of the tap fine cloth; the alkyd finish paint is sprayed on the surface of the tap fine cloth in an airless spraying mode;
eighth, controlling the film thickness of the alkyd finish: controlling the film thickness of the alkyd finish paint when spraying the alkyd finish paint, and controlling the film thickness of the alkyd finish paint to be 68-100 microns;
ninth, curing a paint film: after the alkyd finish paint is sprayed, performing paint film curing treatment on the alkyd finish paint sprayed on the surface of the fine tap cloth;
and step ten, finishing spraying of the paint on the surfaces of the top wall and the side wall of the cabin after curing of an alkyd finish paint film on the surfaces of the fine faucet cloth.
The power tool in the first step is a sand disc type power tool, and the steel plate surfaces of the top wall and the side wall of the cabin, which need to be ground, reach St2 grade standard.
The alkyd primer in the second step was a CPA537 alkyd primer available from international paint co.
Spraying alcohol in the second stepThe spray gun nozzle size in the acid-primer spraying tool is 0.46-0.53 mm, and the total output fluid pressure at the spray gun nozzle is higher than 176 kg/cm2And the spray nozzle of the spray gun is 300-500mm away from the surface of the steel plate on the top wall of the cabin for spraying.
And (3) adhering the tap fine cloth in the fourth step, wherein the tap fine cloth is adhered to the surface of the steel plate of the top wall of the cabin wall sprayed with the alkyd primer by using glue according to the requirements of the cabin layout.
The water-based paint in the fifth step adopts 6CK001 water-based finish paint provided by Zhongyuan Zondon ship paint (Qingdao) Co.
And spraying the water-based paint by using a spray gun in the fifth step, wherein the nozzle size of the spray gun is 0.33-0.43 mm, the total pressure of the output fluid at the nozzle of the spray gun is higher than 150bar, and the nozzle of the spray gun is 300-500mm away from the surface of the steel plate on the top wall of the cabin for spraying.
The alkyd finish paint in the seventh step adopts CLB000 alkyd finish paint provided by International paint Co.
Spraying the alkyd finish paint by using a spray gun in the seventh step, wherein the nozzle size of the spray gun is 0.38-0.46 mm, and the total pressure of the output fluid at the nozzle of the spray gun is higher than 176 kg/cm2And the spray nozzle of the spray gun is 300-500mm away from the surface of the steel plate on the top wall of the cabin for spraying.
And (3) curing the paint film in the ninth step, wherein when the surface of the constructed coating is pressed and does not leave permanent marks or other physical damages, the paint film is cured.
The method of the invention achieves the following positive and beneficial effects through practice:
1. according to the invention, the water-based paint is sprayed on the tap fine cloth firstly, and then the alkyd finish paint is sprayed, so that the surface smoothness and glossiness of the tap fine cloth are improved, the using amount of the alkyd finish paint is reduced, and the production cost is reduced.
2. According to the invention, by controlling the size and pressure of the nozzle and the spraying distance between the nozzle and the faucet fine cloth when spraying the alkyd primer, the water-based paint and the alkyd finish paint, the spraying effect of the paint is improved, the usage amount of the alkyd primer, the water-based paint and the alkyd finish paint is reduced, and the corrosion prevention effect and the surface smoothness of the faucet fine cloth are improved.
3. According to the invention, the time for curing the paint film is controlled according to the environmental temperature, so that the curing effect of the paint film is improved, and the spraying quality of the tap fine cloth is improved.
Drawings
FIG. 1 is a schematic view of a faucet fine spray process used in a method of applying a coating to a faucet fine surface in a cabin according to the present invention.
Detailed Description
In order that the objects, aspects and advantages of the invention will become more apparent, the invention will now be described by way of example only, as illustrated in the accompanying drawings. It is to be understood that such description is merely illustrative and not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1, a method for surface coating a faucet strip in a cabin, the faucet strip being mounted on the ceiling and side walls of the cabin, the method comprising the steps of:
step one, surface treatment of a steel plate before coating: polishing the surfaces of the cabin side wall and the roof steel plate before coating by using a power tool; polishing the steel plate before spraying to improve the quality of coating spraying and simultaneously make the surfaces of the cabin wall and the cabin top smooth;
secondly, spraying alkyd primer: spraying alkyd primer on the polished steel plate on the top wall of the cabin by using a spray gun, wherein the alkyd primer is sprayed on the steel plate on the top wall of the cabin in an airless spraying manner;
step three, controlling the thickness of the alkyd primer: controlling the film thickness of the alkyd primer when spraying the alkyd primer, and controlling the film thickness of the alkyd primer to be 68-100 microns;
fourthly, adhering the tap fine cloth: after the alkyd primer is sprayed, adhering tap fine cloth to the top wall and the side wall steel plate surface of the cabin at the spraying position of the alkyd primer;
fifthly, spraying a first-degree water-based paint: spraying the water-based paint on the surface of the tap fine cloth by using a spray gun, wherein the water-based paint is sprayed on the surface of the tap fine cloth in an airless spraying manner;
sixthly, controlling the thickness of the water-based coating film: when the water-based paint is sprayed, controlling the thickness of the water-based paint, and controlling the thickness of the paint film to be 34-46 microns;
seventh step, spraying two-degree alkyd finish paint: after the water-based paint is sprayed, replacing a spray gun to spray alkyd finish paint on the surface of the tap fine cloth; the alkyd finish paint is sprayed on the surface of the tap fine cloth in an airless spraying mode;
eighth, controlling the film thickness of the alkyd finish: controlling the film thickness of the alkyd finish paint when spraying the alkyd finish paint, and controlling the film thickness of the alkyd finish paint to be 68-100 microns;
ninth, curing a paint film: after the alkyd finish paint is sprayed, performing paint film curing treatment on the alkyd finish paint sprayed on the surface of the fine tap cloth;
and step ten, finishing spraying of the paint on the surfaces of the top wall and the side wall of the cabin after curing of an alkyd finish paint film on the surfaces of the fine faucet cloth.
The power tool in the first step is a sand disc type power tool, and the steel plate surfaces of the top wall and the side wall of the cabin, which need to be ground, reach St2 grade standard.
The alkyd primer in the second step was a CPA537 alkyd primer available from international paint co.
The size of the spray gun nozzle in the alkyd primer spraying tool in the second step is 0.46-0.53 mm, and the total pressure of the output fluid at the spray gun nozzle is higher than 176 kg/cm2The distance between the nozzle of the spray gun and the surface of the steel plate on the top wall of the cabin is 300-500mm for spraying; when spraying the alkyd primer, the size and the pressure of a spray gun nozzle are controlled, and the distance from a cabin wall and a cabin top is controlled when the spray gun is sprayed, so that the spraying quality and effect of the alkyd primer are improved, the use amount of the water-based paint is reduced, and the production cost is reduced.
And (3) adhering the tap fine cloth in the fourth step, wherein the tap fine cloth is adhered to the surface of the steel plate of the top wall of the cabin wall sprayed with the alkyd primer by using glue according to the requirements of the cabin layout.
The water-based paint in the fifth step adopts 6CK001 water-based finish paint provided by Zhongyuan Zondon ship paint (Qingdao) Co.
Spraying the water-based paint by using a spray gun in the fifth step, wherein the nozzle size of the spray gun is 0.33-0.43 mm, the total pressure of the output fluid at the nozzle of the spray gun is higher than 150bar, and the distance between the nozzle of the spray gun and the surface of the steel plate on the top wall and the side wall of the cabin is 300-500mm when the spray gun is sprayed again; when the water-based material is sprayed, the size and the pressure of a spray gun nozzle are controlled, and the distance from a cabin wall and a cabin top is controlled during spraying of the spray gun nozzle, so that the spraying quality and the spraying effect of the water-based paint are improved, the using amount of the water-based paint is reduced, and the production cost is reduced.
The alkyd finish paint in the seventh step adopts CLB000 alkyd finish paint provided by International paint Co.
Spraying the alkyd finish paint by using a spray gun in the seventh step, wherein the nozzle size of the spray gun is 0.38-0.46 mm, and the total pressure of the output fluid at the nozzle of the spray gun is higher than 176 kg/cm2The distance between the nozzle of the spray gun and the surface of the steel plate on the top wall and the side wall of the cabin is 300-500mm for spraying; when the alkyd finish paint is sprayed, the size and the pressure of a spray gun nozzle are controlled, and the distance from a cabin wall to a cabin top is controlled during spraying of the spray gun nozzle, so that the spraying quality and effect of the alkyd finish paint are improved, the use amount of the alkyd finish paint is reduced, and the production cost is reduced.
And (3) curing the paint film in the ninth step, wherein when the surface of the constructed coating is pressed and does not leave permanent marks or other physical damages, the paint film is cured.
Different spray guns are used in the stages of spraying the alkyd primer, the water-based paint and the alkyd finish paint, the size and the pressure of a spray gun nozzle are controlled, and the spraying effect and the quality of each stage are improved.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will appreciate that; modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (8)
1. A method for applying a surface coating to a faucet cloth mounted on the ceiling and side walls of a cabin, the method comprising the steps of:
step one, surface treatment of a steel plate before coating: polishing the surfaces of the cabin side wall and the roof steel plate before coating by using a power tool;
secondly, spraying alkyd primer: spraying alkyd primer on the polished steel plate on the top wall of the cabin by using a spray gun, wherein the alkyd primer is sprayed on the steel plate on the top wall of the cabin in an airless spraying manner;
step three, controlling the thickness of the alkyd primer: controlling the film thickness of the alkyd primer when spraying the alkyd primer, and controlling the film thickness of the alkyd primer to be 68-100 microns;
fourthly, adhering the tap fine cloth: after the alkyd primer is sprayed, adhering tap fine cloth to the top wall and the side wall steel plate surface of the cabin at the spraying position of the alkyd primer;
fifthly, spraying a first-degree water-based paint: spraying the water-based paint on the surface of the tap fine cloth by using a spray gun, wherein the water-based paint is sprayed on the surface of the tap fine cloth in an airless spraying manner;
sixthly, controlling the thickness of the water-based coating film: when the water-based paint is sprayed, controlling the thickness of the water-based paint, and controlling the thickness of the paint film to be 34-46 microns;
seventh step, spraying two-degree alkyd finish paint: after the water-based paint is sprayed, replacing a spray gun to spray alkyd finish paint on the surface of the tap fine cloth; the alkyd finish paint is sprayed on the surface of the tap fine cloth in an airless spraying mode;
eighth, controlling the film thickness of the alkyd finish: controlling the film thickness of the alkyd finish paint when spraying the alkyd finish paint, and controlling the film thickness of the alkyd finish paint to be 68-100 microns;
ninth, curing a paint film: after the alkyd finish paint is sprayed, performing paint film curing treatment on the alkyd finish paint sprayed on the surface of the fine tap cloth;
and step ten, finishing spraying of the paint on the surfaces of the top wall and the side wall of the cabin after curing of an alkyd finish paint film on the surfaces of the fine faucet cloth.
2. The method of claim 1, wherein the power tool in the first step is a sand pan power tool, and the steel surfaces of the top and side walls of the cabin to be polished meet St2 level.
3. A method for dispensing a fine paint finish for a faucet in a cabin according to claim 1, wherein the size of the spray gun nozzle in the alkyd primer-coated spray tool in the second step is 0.46-0.53 mm, and the total pressure of the output fluid at the spray gun nozzle is higher than 176 kg/cm2And the spray nozzle of the spray gun is 300-500mm away from the surface of the steel plate on the top wall of the cabin for spraying.
4. The method of claim 1, wherein the step of fourth step of attaching the faucet strip includes adhering the faucet strip to the surface of the steel bulkhead ceiling panel that has been alkyd primed with glue, as required by the cabin layout.
5. The method for spraying the cabin interior faucet fine distribution surface coating according to claim 1, wherein the water-based coating is sprayed in the fifth step by using a spray gun, the spray gun has a nozzle size of 0.33-0.43 mm, the total pressure of the output fluid at the nozzle of the spray gun is higher than 150bar, and the nozzle of the spray gun is sprayed at a distance of 300-500mm from the surface of the steel plate on the cabin ceiling.
6. The method of claim 1, wherein the alkyd finish of step seven is a CLB000 alkyd finish available from international paint co.
7. A method for dispensing a fine paint finish for a faucet in a cabin according to claim 1, wherein said seventh step is carried out by spraying an alkyd finish using a spray gun having a nozzle size of 0.38-0.46 mm, and a total pressure of the output fluid at the nozzle of said spray gun is higher than 176 kg/cm2And the spray nozzle of the spray gun is 300-500mm away from the surface of the steel plate on the top wall of the cabin for spraying.
8. The method for spraying the fine cloth surface coating of the faucet in the cabin as recited in claim 1, wherein the paint film in the ninth step is cured, and the paint film is cured when the applied coating surface is pressed without leaving permanent marks or other physical damages.
Priority Applications (1)
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CN202111552420.7A CN114392908A (en) | 2021-12-17 | 2021-12-17 | Method for spraying surface coating on fine cloth of faucet in cabin |
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CN202111552420.7A CN114392908A (en) | 2021-12-17 | 2021-12-17 | Method for spraying surface coating on fine cloth of faucet in cabin |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6449639A (en) * | 1987-08-20 | 1989-02-27 | Asahi Chemical Ind | Non-woven coated fabric excellent in printability |
CN101122164A (en) * | 2006-06-09 | 2008-02-13 | 赛拉尼斯国际公司 | Synthetic nonwoven wallcovering with aqueous ground coating |
CN109972415A (en) * | 2018-04-04 | 2019-07-05 | 卢子强 | A kind of durable Nature Fibre Textile product and preparation method thereof |
CN111959678A (en) * | 2020-08-12 | 2020-11-20 | 哈尔滨工程大学 | Vibration-damping noise-reducing polyimide foam heat-insulating composite material for ship cabin and mounting method |
-
2021
- 2021-12-17 CN CN202111552420.7A patent/CN114392908A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6449639A (en) * | 1987-08-20 | 1989-02-27 | Asahi Chemical Ind | Non-woven coated fabric excellent in printability |
CN101122164A (en) * | 2006-06-09 | 2008-02-13 | 赛拉尼斯国际公司 | Synthetic nonwoven wallcovering with aqueous ground coating |
CN109972415A (en) * | 2018-04-04 | 2019-07-05 | 卢子强 | A kind of durable Nature Fibre Textile product and preparation method thereof |
CN111959678A (en) * | 2020-08-12 | 2020-11-20 | 哈尔滨工程大学 | Vibration-damping noise-reducing polyimide foam heat-insulating composite material for ship cabin and mounting method |
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Application publication date: 20220426 |