CN110978178A - Method for making anticorrosive log - Google Patents
Method for making anticorrosive log Download PDFInfo
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- CN110978178A CN110978178A CN201911229681.8A CN201911229681A CN110978178A CN 110978178 A CN110978178 A CN 110978178A CN 201911229681 A CN201911229681 A CN 201911229681A CN 110978178 A CN110978178 A CN 110978178A
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- log
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/0207—Pretreatment of wood before impregnation
- B27K3/0214—Drying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
- B27D1/08—Manufacture of shaped articles; Presses specially designed therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D5/00—Other working of veneer or plywood specially adapted to veneer or plywood
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/52—Impregnating agents containing mixtures of inorganic and organic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/04—Combined bleaching or impregnating and drying of wood
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K2240/00—Purpose of the treatment
- B27K2240/20—Removing fungi, molds or insects
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention discloses a method for manufacturing anticorrosive log, which belongs to the technical field of anticorrosive log manufacturing and comprises the following steps: s1, circular cutting: sequentially performing circular cutting on the log to obtain a first annular log, a second annular log, a third annular log and a log core; s2, drying: drying the first annular log, the second annular log, the third annular log and the log core by using a hot air blower until the water content is 10-15%; s3, preparing a preservative solution: mixing preservative and water according to the ratio of 1: 3, putting the mixture into an open container for mixing and fully stirring; s4, heating the preservative solution: heating the antiseptic solution in a boiler for 20-25min at 40-50 deg.C, and stirring thoroughly; s5, soaking; s6, draining; s7, gluing: s8, cold pressing; s9, cutting, the manufacturing method is scientific and reasonable, the prepared log has good antiseptic effect, and the service life of the log is effectively prolonged.
Description
Technical Field
The invention relates to the technical field of anti-corrosion raw wood manufacturing, in particular to a manufacturing method of anti-corrosion raw wood.
Background
The log is a wood section cut into a certain length according to the standard regulation or special regulation of size, shape and quality in the length direction of the raw wood strip, and the wood section is called log. The natural wood product has great application in various aspects such as buildings, furniture, craft engraving, paper making and the like, gives people a sense of being close and natural in sense or touch, and is more and more widely used in the aspects of garden landscapes, interior decoration, furniture and the like along with the development of economy and the improvement of living standard of people.
However, common wood products without preservative treatment have poor weather resistance and durability, and are easily damaged by moths, microorganisms and the like indoors or outdoors to lose the use function or shorten the service life.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide the method for manufacturing the anti-corrosion raw wood, the manufacturing method is scientific and reasonable, the manufactured raw wood has good anti-corrosion effect, and the service life of the raw wood is effectively prolonged.
2. Technical scheme
In order to solve the problems, the invention adopts the following technical scheme:
the method for manufacturing the anticorrosive log comprises the following steps:
s1, circular cutting: sequentially performing circular cutting on the log to obtain a first annular log, a second annular log, a third annular log and a log core;
s2, drying: drying the first annular log, the second annular log, the third annular log and the log core by using a hot air blower until the water content is 10-15%;
s3, preparing a preservative solution: mixing preservative and water according to the ratio of 1: 3, putting the mixture into an open container for mixing and fully stirring;
s4, heating the preservative solution: heating the antiseptic solution in a boiler for 20-25min at 40-50 deg.C, and stirring thoroughly;
s5, soaking: putting the first annular log, the second annular log, the third annular log and the log core into a boiler, and heating for 15-20 min; fully stirring in the heating process;
s6, draining: respectively taking out the first annular log, the second annular log, the third annular log and the log core, and continuously drying the first annular log, the second annular log, the third annular log and the log core by using a hot air blower until the water content is 6-9%;
s7, gluing:
(a) firstly, coating an adhesive on the inner wall of a first annular log and the surface of a second annular log, and bonding the second annular log to the inner wall of the first annular log;
(b) then coating adhesive on the inner wall of the second annular log and the surface of the third annular log, and bonding the third annular log to the inner wall of the first annular log;
(c) finally, coating an adhesive on the inner wall of the third annular log and the surface of the log core, and bonding the log core on the inner wall of the third annular log to obtain a preliminarily prepared log;
s8, cold pressing: putting the preliminarily prepared log into a cold press, and carrying out cold pressing treatment to prepare a semi-finished log;
s9, cutting: the left end and the right end of the semi-finished log are respectively cut off by 6-9mm to obtain the finished log, the manufacturing method is scientific and reasonable, the prepared log has good anti-corrosion effect, and the service life of the log is effectively prolonged.
As a preferable aspect of the present invention, in step S2, the moisture content of the first circular log, the second circular log, the third circular log, and the log core is detected by a moisture meter.
As a preferable embodiment of the present invention, in step S3, the preservative comprises the following raw materials in parts by weight: 5-10 parts of butyl hydroxybenzoate, 6-9 parts of quaternary ammonium copper, 15-30 parts of copper azole, 3-8 parts of calcium propionate and 6-10 parts of copper citrate.
As a preferable aspect of the present invention, in step S6, the moisture content of the first circular log, the second circular log, the third circular log, and the log core is detected by a moisture meter.
In a preferred embodiment of the present invention, in step S7, the adhesive is an epoxy resin adhesive, an aqueous polyurethane resin adhesive, or a modified urea-formaldehyde resin adhesive.
In a preferred embodiment of the present invention, in step S8, the cold pressing time is 90-120 min.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
according to the scheme, firstly, the log is divided into a first annular log, a second annular log, a third annular log and a log core through circular cutting, then water contained in the log is drained to keep the log dry to a certain degree, the log is sequentially placed into prepared preservative solution and is divided into a plurality of logs, so that the log has good preservative property, the preservative property from outside to inside is guaranteed, the log is heated in the soaking process to accelerate the permeation of the preservative solution and the log core, the production efficiency is effectively improved, the log is taken out after being soaked, draining treatment is carried out again, then the first annular log, the second annular log, the third annular log and the log core are sequentially combined through gluing treatment to carry out good cold pressing treatment, and finally, a finished product is obtained through shearing, and the preservative property of the log is greatly improved.
Drawings
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a schematic view of the ring-cut structure of the present invention;
FIG. 3 is a schematic view of a preliminary log according to the present invention;
FIG. 4 is a schematic diagram of the cut structure of the present invention.
The reference numbers in the figures illustrate:
1 first circular log, 2 second circular log, 3 third circular log, 4 log core.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-4, a method for making an antiseptic log comprises the following steps:
s1, circular cutting: sequentially performing circular cutting on the log to obtain a first circular log 1, a second circular log 2, a third circular log 3 and a log core 4;
s2, drying: drying the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 by using a hot air blower, and detecting the water content of the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 by using a water content measuring instrument to enable the water content to be 10-15%;
s3, preparing a preservative solution: mixing preservative and water according to the ratio of 1: 3, putting the mixture into an open container for mixing and fully stirring;
s4, heating the preservative solution: putting the anticorrosive solution into a boiler to be heated for 20-25min, controlling the heating temperature to be 40-50 ℃, and fully stirring in the heating process, wherein the preservative comprises the following raw materials in parts by weight: 5 parts of butyl hydroxybenzoate, 15 parts of quaternary ammonium copper, 4 parts of copper azole, 3 parts of calcium propionate and 6 parts of copper citrate;
s5, soaking: putting the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 into a boiler, and heating for 15-20 min; fully stirring in the heating process;
s6, draining: respectively taking out a first annular log 1, a second annular log 2, a third annular log 3 and a log core 4, continuously drying the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 by using a hot air blower, and detecting the water content of the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 by using a water content measuring instrument to ensure that the water content is 6-9%;
s7, gluing:
(a) firstly, coating an adhesive on the inner wall of a first annular log 1 and the surface of a second annular log 2, and bonding the second annular log 2 to the inner wall of the first annular log 1;
(b) then coating adhesive on the inner wall of the second annular log 2 and the surface of the third annular log 3, and bonding the third annular log 3 on the inner wall of the first annular log 1;
(c) and finally, coating an adhesive on the inner wall of the third annular log 3 and the surface of the log core 4, and bonding the log core 4 to the inner wall of the third annular log 3 to obtain the preliminarily prepared log, wherein the adhesive is an epoxy resin adhesive, a water-based polyurethane resin adhesive or a modified urea-formaldehyde resin adhesive.
S8, cold pressing: placing the preliminarily prepared log into a cold press, and performing cold pressing treatment for 90-120min to obtain a semi-finished log;
s9, cutting: cutting off the left and right ends of the semi-finished log by 6-9mm to obtain the final log.
Example 2:
referring to fig. 1-4, a method for making an antiseptic log comprises the following steps:
s1, circular cutting: sequentially performing circular cutting on the log to obtain a first circular log 1, a second circular log 2, a third circular log 3 and a log core 4;
s2, drying: drying the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 by using a hot air blower, and detecting the water content of the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 by using a water content measuring instrument to enable the water content to be 10-15%;
s3, preparing a preservative solution: mixing preservative and water according to the ratio of 1: 3, putting the mixture into an open container for mixing and fully stirring;
s4, heating the preservative solution: putting the anticorrosive solution into a boiler to be heated for 20-25min, controlling the heating temperature to be 40-50 ℃, and fully stirring in the heating process, wherein the preservative comprises the following raw materials in parts by weight: 8 parts of butyl hydroxybenzoate, 24 parts of quaternary ammonium copper, 7 parts of copper azole, 6 parts of calcium propionate and 8 parts of copper citrate;
s5, soaking: putting the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 into a boiler, and heating for 15-20 min; fully stirring in the heating process;
s6, draining: respectively taking out a first annular log 1, a second annular log 2, a third annular log 3 and a log core 4, continuously drying the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 by using a hot air blower, and detecting the water content of the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 by using a water content measuring instrument to ensure that the water content is 6-9%;
s7, gluing:
(a) firstly, coating an adhesive on the inner wall of a first annular log 1 and the surface of a second annular log 2, and bonding the second annular log 2 to the inner wall of the first annular log 1;
(b) then coating adhesive on the inner wall of the second annular log 2 and the surface of the third annular log 3, and bonding the third annular log 3 on the inner wall of the first annular log 1;
(c) and finally, coating an adhesive on the inner wall of the third annular log 3 and the surface of the log core 4, and bonding the log core 4 to the inner wall of the third annular log 3 to obtain the preliminarily prepared log, wherein the adhesive is an epoxy resin adhesive, a water-based polyurethane resin adhesive or a modified urea-formaldehyde resin adhesive.
S8, cold pressing: placing the preliminarily prepared log into a cold press, and performing cold pressing treatment for 90-120min to obtain a semi-finished log;
s9, cutting: cutting off the left and right ends of the semi-finished log by 6-9mm to obtain the final log.
Example 3:
referring to fig. 1-4, a method for making an antiseptic log comprises the following steps:
s1, circular cutting: sequentially performing circular cutting on the log to obtain a first circular log 1, a second circular log 2, a third circular log 3 and a log core 4;
s2, drying: drying the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 by using a hot air blower, and detecting the water content of the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 by using a water content measuring instrument to enable the water content to be 10-15%;
s3, preparing a preservative solution: mixing preservative and water according to the ratio of 1: 3, putting the mixture into an open container for mixing and fully stirring;
s4, heating the preservative solution: putting the anticorrosive solution into a boiler to be heated for 20-25min, controlling the heating temperature to be 40-50 ℃, and fully stirring in the heating process, wherein the preservative comprises the following raw materials in parts by weight: 10 parts of butyl hydroxybenzoate, 30 parts of quaternary ammonium copper, 9 parts of copper azole, 8 parts of calcium propionate and 10 parts of copper citrate;
s5, soaking: putting the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 into a boiler, and heating for 15-20 min; fully stirring in the heating process;
s6, draining: respectively taking out a first annular log 1, a second annular log 2, a third annular log 3 and a log core 4, continuously drying the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 by using a hot air blower, and detecting the water content of the first annular log 1, the second annular log 2, the third annular log 3 and the log core 4 by using a water content measuring instrument to ensure that the water content is 6-9%;
s7, gluing:
(a) firstly, coating an adhesive on the inner wall of a first annular log 1 and the surface of a second annular log 2, and bonding the second annular log 2 to the inner wall of the first annular log 1;
(b) then coating adhesive on the inner wall of the second annular log 2 and the surface of the third annular log 3, and bonding the third annular log 3 on the inner wall of the first annular log 1;
(c) and finally, coating an adhesive on the inner wall of the third annular log 3 and the surface of the log core 4, and bonding the log core 4 to the inner wall of the third annular log 3 to obtain the preliminarily prepared log, wherein the adhesive is an epoxy resin adhesive, a water-based polyurethane resin adhesive or a modified urea-formaldehyde resin adhesive.
S8, cold pressing: placing the preliminarily prepared log into a cold press, and performing cold pressing treatment for 90-120min to obtain a semi-finished log;
s9, cutting: cutting off the left and right ends of the semi-finished log by 6-9mm to obtain the final log.
The physical and mechanical properties of the anticorrosive logs prepared in the embodiments 1-3 can meet the requirements of GB/T and 20241-2006; the preservative anti-leaching test is carried out by referring to a method of American AWPA E11-06, and the anti-leaching property is related to the variety of the preservative and is 98.6 percent which is 63.9 percent higher than that of the raw wood preservative adopting the same tree species and the preservative.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.
Claims (6)
1. The method for manufacturing the anticorrosive log is characterized by comprising the following steps of:
s1, circular cutting: the log is sequentially subjected to circular cutting to obtain a first annular log (1), a second annular log (2), a third annular log (3) and a log core (4);
s2, drying: drying the first annular log (1), the second annular log (2), the third annular log (3) and the log core (4) by using a hot air blower until the water content is 10-15%;
s3, preparing a preservative solution: mixing preservative and water according to the ratio of 1: 3, putting the mixture into an open container for mixing and fully stirring;
s4, heating the preservative solution: heating the antiseptic solution in a boiler for 20-25min at 40-50 deg.C, and stirring thoroughly;
s5, soaking: putting the first annular log (1), the second annular log (2), the third annular log (3) and the log core (4) into a boiler, and heating for 15-20 min; fully stirring in the heating process;
s6, draining: respectively taking out the first annular log (1), the second annular log (2), the third annular log (3) and the log core (4), and continuously drying the first annular log (1), the second annular log (2), the third annular log (3) and the log core (4) by using a hot air blower until the water content is 6-9%;
s7, gluing:
(a) firstly, coating an adhesive on the inner wall of a first annular log (1) and the surface of a second annular log (2), and bonding the second annular log (2) to the inner wall of the first annular log (1);
(b) then coating an adhesive on the inner wall of the second annular log (2) and the surface of the third annular log (3), and bonding the third annular log (3) to the inner wall of the first annular log (1);
(c) finally, coating an adhesive on the inner wall of the third annular log (3) and the surface of the log core (4), and bonding the log core (4) to the inner wall of the third annular log (3) to obtain a preliminarily prepared log;
s8, cold pressing: putting the preliminarily prepared log into a cold press, and carrying out cold pressing treatment to prepare a semi-finished log;
s9, cutting: cutting off the left and right ends of the semi-finished log by 6-9mm to obtain the final log.
2. A method for making an anti-corrosion log according to claim 1, wherein the moisture content of the first circular log (1), the second circular log (2), the third circular log (3) and the log core (4) is measured by a moisture meter in step S2.
3. The method for making the preserved log as claimed in claim 1, wherein in step S3, the preservative comprises the following raw materials in parts by weight: 5-10 parts of butyl hydroxybenzoate, 6-9 parts of quaternary ammonium copper, 15-30 parts of copper azole, 3-8 parts of calcium propionate and 6-10 parts of copper citrate.
4. A method for making an anti-corrosion log according to claim 1, wherein the moisture content of the first circular log (1), the second circular log (2), the third circular log (3) and the log core (4) is measured by a moisture meter in step S6.
5. The method as claimed in claim 1, wherein in step S7, the adhesive is epoxy resin adhesive, aqueous polyurethane resin adhesive or modified urea formaldehyde resin adhesive.
6. The method as claimed in claim 1, wherein the cold pressing time is 90-120min in step S8.
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| CN201911229681.8A CN110978178A (en) | 2019-12-04 | 2019-12-04 | Method for making anticorrosive log |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911229681.8A CN110978178A (en) | 2019-12-04 | 2019-12-04 | Method for making anticorrosive log |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1718387A (en) * | 2005-08-03 | 2006-01-11 | 于志明 | Artificial wood and its manufacturing method |
| TW200730703A (en) * | 2006-02-15 | 2007-08-16 | Ko Chang Wood Co Ltd | Decoration material of self-adhesive wood skin and fabricating method of the same |
| CN101491904A (en) * | 2009-03-12 | 2009-07-29 | 沈孜明 | Production method of antiseptic fire-retardation artificial board |
| CN102699963A (en) * | 2012-06-12 | 2012-10-03 | 福建农林大学 | Anti-corrosive plywood and production method thereof |
-
2019
- 2019-12-04 CN CN201911229681.8A patent/CN110978178A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1718387A (en) * | 2005-08-03 | 2006-01-11 | 于志明 | Artificial wood and its manufacturing method |
| TW200730703A (en) * | 2006-02-15 | 2007-08-16 | Ko Chang Wood Co Ltd | Decoration material of self-adhesive wood skin and fabricating method of the same |
| CN101491904A (en) * | 2009-03-12 | 2009-07-29 | 沈孜明 | Production method of antiseptic fire-retardation artificial board |
| CN102699963A (en) * | 2012-06-12 | 2012-10-03 | 福建农林大学 | Anti-corrosive plywood and production method thereof |
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Application publication date: 20200410 |