CN107718849A - A kind of honeycomb composite plate preparation method of High-strength light-weight - Google Patents
A kind of honeycomb composite plate preparation method of High-strength light-weight Download PDFInfo
- Publication number
- CN107718849A CN107718849A CN201711183705.1A CN201711183705A CN107718849A CN 107718849 A CN107718849 A CN 107718849A CN 201711183705 A CN201711183705 A CN 201711183705A CN 107718849 A CN107718849 A CN 107718849A
- Authority
- CN
- China
- Prior art keywords
- composite plate
- honeycomb composite
- honeycomb
- hot pressing
- minutes
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0004—Cutting, tearing or severing, e.g. bursting; Cutter details
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of honeycomb composite plate preparation method of High-strength light-weight, it is characterised in that comprises the following steps：Select honeycomb composite plate materials, including aramid fiber paper honeycomb core material, curing glass fiber prepreg flitch and high pressure decorative laminated plates；Honeycomb composite plate materials are cut into setting shape；Blade coating adhesive glue is carried out to the adhesive surface of honeycomb composite plate materials；By high pressure decorative laminated plates, curing glass fiber prepreg flitch, aramid fiber paper honeycomb core material, curing glass fiber prepreg flitch and high pressure decorative laminated plates according to stacking is bonded into honeycomb composite plate crude green body from top to bottom or from bottom to top；Honeycomb composite plate crude green body is put into hot-press equipment and carries out hot pressing, hot pressing temperature is 55 DEG C 65 DEG C, and the heat-insulation pressure keeping time is 100 minutes 80 minutes；Honeycomb composite plate semi-finished product can be obtained.Present invention reduces hot pressing temperature, shortens soaking time, ensure that the property indices of aramid fiber honeycomb composite plate, reduces energy resource consumption, has saved the energy.
Description
Technical field
The present invention relates to composite plate preparing technical field, more particularly to a kind of honeycomb composite plate system of High-strength light-weight
Preparation Method.
Background technology
At present, cellular composite material is in industry-by-industry extensive use, especially in aviation, railway and shipping industry with
High, the in light weight characteristic of its intensity wins favor.Traditional cellular material is based on aluminium honeycomb, but with the cellular development of aramid fiber
Success, aramid fiber honeycomb have the characteristic of high intensity, and weight more possesses gently and also aluminium honeycomb and do not had with aluminium honeycomb compared with
The features such as standby insulating properties, thermal insulation, aramid fiber honeycomb is set to have bigger application field than aluminium honeycomb, therefore, aramid fiber honeycomb
Application of the substitution aluminium honeycomb in industry-by-industry progressively.However, the preparation technology of existing aramid fiber honeycomb composite plate needs
Hot pressing temperature and longer soaking time that will be higher is, it is necessary to which more energy resource consumptions, could obtain standard compliant aramid fiber
Honeycomb composite plate.
The content of the invention
For in the prior art the defects of, the present invention provides a kind of honeycomb composite plate preparation method of High-strength light-weight,
Hot pressing temperature is reduced, shortens soaking time, ensure that the property indices of aramid fiber honeycomb composite plate, the energy is reduced and disappears
Consumption, has saved the energy.
The invention provides a kind of honeycomb composite plate preparation method of High-strength light-weight, comprise the following steps：
S1：Select honeycomb composite plate materials, including aramid fiber paper honeycomb core material, curing glass fiber prepreg flitch and high press fitting
Adorn laminated plates；
S2：Plate is cut out, aramid fiber paper honeycomb core material, curing glass fiber prepreg flitch and high pressure decorative laminated plates are cut into setting
Shape；
S3：Frictioning, to the adhesive surface of aramid fiber paper honeycomb core material, curing glass fiber prepreg flitch and high pressure decorative laminated plates
Carry out blade coating adhesive glue；
S4：Plywood, by high pressure decorative laminated plates, curing glass fiber prepreg flitch, aramid fiber paper honeycomb core material, curing glass
Fiber prepreg flitch and high pressure decorative laminated plates are according to stacking is bonded into honeycomb composite plate crude green body from top to bottom or from bottom to top；
S5：Hot pressing, the honeycomb composite plate crude green body after plywood is put into hot-press equipment and carries out hot pressing, hot pressing temperature 55
DEG C -65 DEG C, the heat-insulation pressure keeping time is -100 minutes 80 minutes；Heat-insulation pressure keeping can obtain honeycomb composite plate semi-finished product after terminating.
Preferably, Milling Machining is carried out to compound boards half-finished product, to carry out plane machining or groove to compound boards half-finished product
Processing or forming face processing, then obtain compound board finished product.
Preferably, in step S4, the periphery of aramid fiber paper honeycomb core material carries out pre-buried edge sealing by flame-retardant plywood.
Preferably, in step S3, the adhesive glue uses epoxide-resin glue.
Preferably, in step S5, hot pressing temperature is 58 DEG C -62 DEG C.
Preferably, in step S5, the heat-insulation pressure keeping time is -95 minutes 85 minutes.
Beneficial effects of the present invention are embodied in：
The present invention makes hot pressing temperature from original hot pressing temperature 130 using the curing glass fiber prepreg flitch first prepared
DEG C 55 DEG C -65 DEG C are dropped to, while the heat-insulation pressure keeping time was dropped to -100 minutes 80 minutes from 120 minutes, so as to effectively
Reduce hot pressing temperature and shorten soaking time, reduce the use of the energy and shorten the process-cycle, ensure that simultaneously
The flatness and various aspects of performance of honeycomb composite plate, reduce energy resource consumption, have saved the energy.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment.In all of the figs, similar device or part are typically by class
As reference identify.In accompanying drawing, each device or part might not be drawn according to the ratio of reality.
Fig. 1 is the structural representation of the present embodiment.
In accompanying drawing, 1- high pressure decorative laminated plates, 2- curing glass fiber prepreg flitch, 3- aramid fiber paper honeycomb core materials, 4- resistances
Fire glued board
Embodiment
The embodiment of technical solution of the present invention is described in detail below in conjunction with accompanying drawing.Following examples are only used for
Clearly illustrate technical scheme, therefore be only used as example, and the protection model of this patent can not be limited with this
Enclose.
As shown in figure 1, present embodiment discloses a kind of honeycomb composite plate preparation method of High-strength light-weight, including it is as follows
Step：
S1：Select honeycomb composite plate materials, including aramid fiber paper honeycomb core material 3, curing glass fiber prepreg flitch 2 and high pressure
Decorate laminated plates 1；
S2：Plate is cut out, aramid fiber paper honeycomb core material 3, curing glass fiber prepreg flitch 2 and high pressure decorative laminated plates 1 are cut into
Set shape；
S3：Frictioning, to the viscous of aramid fiber paper honeycomb core material 3, curing glass fiber prepreg flitch 2 and high pressure decorative laminated plates 1
Conjunction face carries out blade coating adhesive glue；
S4：Plywood, by high pressure decorative laminated plates 1, curing glass fiber prepreg flitch 2, aramid fiber paper honeycomb core material 3, solidification
To be bonded into honeycomb compound according to stacking from top to bottom or from bottom to top for glass fibre prepreg plate 2 and high pressure decorative laminated plates 1
Plate crude green body；
S5：Hot pressing, the honeycomb composite plate crude green body after plywood is put into hot-press equipment and carries out hot pressing, hot pressing temperature 55
DEG C -65 DEG C, the heat-insulation pressure keeping time is -100 minutes 80 minutes；Heat-insulation pressure keeping can obtain honeycomb composite plate semi-finished product after terminating.
The present invention makes hot pressing temperature from original hot pressing temperature using the curing glass fiber prepreg flitch 2 first prepared
130 DEG C drop to 55 DEG C -65 DEG C, while the heat-insulation pressure keeping time were dropped to -100 minutes 80 minutes from 120 minutes, so as to effectively
Ground reduces hot pressing temperature and shortens soaking time, reduces the use of the energy and shortens the process-cycle, ensures simultaneously
The flatness and various aspects of performance of honeycomb composite plate, reduces energy resource consumption, has saved the energy.
In the present embodiment, to compound boards half-finished product carry out Milling Machining, with to compound boards half-finished product carry out plane machining or
Groove processing or forming face processing, then obtain compound board finished product.By being obtained after carrying out Milling Machining to compound boards half-finished product
Compound board finished product, it is easy to the installation in compound board finished product later stage.
In the present embodiment, in step S4, the periphery of aramid fiber paper honeycomb core material carries out pre-buried edge sealing by flame-retardant plywood 4.
The sealing that the honeycomb composite plate after pre-buried edge sealing is effectively improved after honeycomb composite plate installation is carried out by flame-retardant plywood 4
Property, improve soundproof effect.
In the present embodiment, in step S3, the adhesive glue uses epoxide-resin glue.Use epoxide-resin glue and fire-retardant gluing
Plate 4 replaces traditional process for filling colloid, makes technique more easy.Traditional process for filling colloid whole process compound square meter of operation of knocking off is big
It is about 100 yuan that small sheet material, which needs the operating time of 35 minutes and two kilograms of glue, corresponding glue cost,；And
After epoxide-resin glue and flame-retardant plywood 4, one square metre of operating time only needs eight minutes, epoxide-resin glue and fire-retardant
The cost of glued board 4 is about ten yuan, highly shortened the operating time, reduces manufacturing cost.
In the present embodiment, in step S5, hot pressing temperature is 58 DEG C -62 DEG C, further controls the fluctuation of hot pressing temperature
Scope, the harmony after honeycomb composite plate hot pressing is improved, be effectively improved the combination property of honeycomb composite plate.
In the present embodiment, in step S5, the heat-insulation pressure keeping time is -95 minutes 85 minutes.Pass through practice, heat-insulation pressure keeping time
For -95 minutes 85 minutes when so that the hot pressing soaking time of honeycomb composite plate is more accurate, significantly reduces energy resource consumption,
It ensure that the combination property of honeycomb composite plate.
It is 58 DEG C -62 DEG C to hot pressing temperature and honeycomb composite plate that the heat-insulation pressure keeping time is -95 minutes 85 minutes is carried out
Fire protecting performance is tested, and style size is 10mm × 21mm × 150mm, according to standard GB/T2406.2:2009 (plastics oxygen index (OI)s
Method determines burning behavior Part II：Room temperature is tested), it is 35.6% to determine oxygen index (OI), reaches standard requirement；According to standard
UIC564-2-1991, the flammability of the honeycomb composite plate reach standard requirement；According to standard GB/T8323.2-2008, style chi
Very little is 75mm × 75mm × 21mm, and test result is shown in Table one, and smoke density reaches standard requirement；According to TBT3237-2010:4.4
Part：Poisonous gas is analyzed, and the smoke toxicity of the honeycomb composite plate reaches requirement, is shown in Table two.
Table one
Table two
It is 58 DEG C -62 DEG C to hot pressing temperature and honeycomb composite plate that the heat-insulation pressure keeping time is -95 minutes 85 minutes is carried out
Formaldehyde is tested, and method of testing is referred to GB/T17657-2013, determined using UV-VIS, and test result shows not detect that formaldehyde is released
High-volume.
To being 58 DEG C -62 DEG C to hot pressing temperature and honeycomb composite plate that the heat-insulation pressure keeping time is -95 minutes 85 minutes enters
Row Mechanics Performance Testing.Compression verification method uses GB/T1453-2005, and style size is 61mm × 60mm, and test speed is
0.5mm/min；Compression verification result shows, modulus of compressibility 30.8MPa, compressive strength 3.42MPa.Shearing test method is adopted
With GB/T1455-2005, style size is 200mm × 61mm, and style thickness is 11.5mm, core layer thickness 8.5mm, and test is fast
Spend for 0.5mm/min；Shearing test result shows, shear strength 0.716MPa, modulus of shearing 31.6MPa.Shock resistance is surveyed
Method for testing uses ISO4211-4:1998, style size is 140mm × 120mm × 11.4mm, and weight of dropping hammer is 500g, lower drop height
Spend for 400mm；Shock resistance test result shows that impact vestige grade is level Four, a diameter of 4.9mm of impact vestige.To sum up, compress
Test result, shearing test result and shock resistance test result reach respective standard.
To sum up, the honeycomb composite plate made using above-mentioned preparation method has that in light weight, soundproof effect is good, intensity
High, the advantages that fire protecting performance is good, while the stability of product is ensure that, cost is reduced, simplifies the complicated journey of production technology
Degree.Secondly, drive technology is needed hot pressing in 130 DEG C of heat-insulation pressure keepings 120 minutes, and then cooling to 40 DEG C or so can just take
Go out, the whole production cycle needs 24 hours；And hot pressing temperature is dropped to 55 DEG C -65 DEG C by the production technology after the present invention improves,
The insulation bucktooth time drops to -100 minutes 80 minutes, so as to improve production efficiency, has saved for 1/6th operating time
With energy electricity.Actual measurement represents that for this honeycomb composite plate on the basis of intensity is taken into account, its weight only has the plank of identical size
A quarter, weight are aluminium cellular 1/3rd.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to foregoing embodiments, it will be understood by those within the art that：It is still
Technical scheme described in foregoing embodiments can be modified, either which part or all technical characteristic are carried out
Equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technical side
The scope of case, it all should cover among the claim of the present invention and the scope of specification.
Claims (6)
1. the honeycomb composite plate preparation method of a kind of High-strength light-weight, it is characterised in that comprise the following steps：
S1：Select honeycomb composite plate materials, including aramid fiber paper honeycomb core material, curing glass fiber prepreg flitch and high pressure decorative product
Laminate；
S2：Plate is cut out, aramid fiber paper honeycomb core material, curing glass fiber prepreg flitch and high pressure decorative laminated plates are cut into setting shape
Shape；
S3：Frictioning, the adhesive surface of aramid fiber paper honeycomb core material, curing glass fiber prepreg flitch and high pressure decorative laminated plates is carried out
Scratch adhesive glue；
S4：Plywood, by high pressure decorative laminated plates, curing glass fiber prepreg flitch, aramid fiber paper honeycomb core material, curing glass fiber
Prepreg plate and high pressure decorative laminated plates are according to stacking is bonded into honeycomb composite plate crude green body from top to bottom or from bottom to top；
S5：Hot pressing, the honeycomb composite plate crude green body after plywood is put into hot-press equipment and carries out hot pressing, hot pressing temperature is 55 DEG C -65
DEG C, the heat-insulation pressure keeping time is -100 minutes 80 minutes；Heat-insulation pressure keeping can obtain honeycomb composite plate semi-finished product after terminating.
2. the honeycomb composite plate preparation method of High-strength light-weight as claimed in claim 1, it is characterised in that：To composite plate half
Finished product carries out Milling Machining, and to carry out plane machining to compound boards half-finished product, either groove processing or forming face are processed, and are then obtained
Obtain compound board finished product.
3. the honeycomb composite plate preparation method of High-strength light-weight as claimed in claim 1, it is characterised in that：In step S4,
The periphery of aramid fiber paper honeycomb core material carries out pre-buried edge sealing by flame-retardant plywood.
4. the honeycomb composite plate preparation method of High-strength light-weight as claimed in claim 1, it is characterised in that：In step S3,
The adhesive glue uses epoxide-resin glue.
5. the honeycomb composite plate preparation method of High-strength light-weight as claimed in claim 1, it is characterised in that：In step S5,
Hot pressing temperature is 58 DEG C -62 DEG C.
6. the honeycomb composite plate preparation method of High-strength light-weight as claimed in claim 1, it is characterised in that：In step S5,
The heat-insulation pressure keeping time is -95 minutes 85 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711183705.1A CN107718849A (en) | 2017-11-23 | 2017-11-23 | A kind of honeycomb composite plate preparation method of High-strength light-weight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711183705.1A CN107718849A (en) | 2017-11-23 | 2017-11-23 | A kind of honeycomb composite plate preparation method of High-strength light-weight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107718849A true CN107718849A (en) | 2018-02-23 |
Family
ID=61218970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711183705.1A Pending CN107718849A (en) | 2017-11-23 | 2017-11-23 | A kind of honeycomb composite plate preparation method of High-strength light-weight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107718849A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080480A (en) * | 2019-05-21 | 2019-08-02 | 河南恒银自动化科技有限公司 | Combined wall board and its manufacture craft |
| CN110181897A (en) * | 2019-07-02 | 2019-08-30 | 中车长春轨道客车股份有限公司 | A kind of aramid fiber paper honeycomb composite parts and preparation method thereof, application |
| CN110295408A (en) * | 2019-07-02 | 2019-10-01 | 中车长春轨道客车股份有限公司 | A kind of aramid fiber 1313 reticular fibre and preparation method thereof, aramid fiber epoxide-resin glue and preparation method thereof |
| CN112297535A (en) * | 2020-11-20 | 2021-02-02 | 长春珑鑫新材料有限公司 | Composite automobile cab sleeping plank and preparation method thereof |
| CN112976720A (en) * | 2019-12-13 | 2021-06-18 | 山东圣泉新材料股份有限公司 | Honeycomb composite board and preparation method and application thereof |
| CN113386449A (en) * | 2021-07-06 | 2021-09-14 | 成都佳驰电子科技股份有限公司 | Manufacturing process for improving structural strength of wave-absorbing honeycomb sandwich plate |
| CN114919241A (en) * | 2022-05-10 | 2022-08-19 | 宁波曙翔新材料股份有限公司 | Box-shaped composite material forming process suitable for paper honeycombs with large thickness |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4150175A (en) * | 1976-03-22 | 1979-04-17 | Huettemann Erik W | Building panel and method of construction thereof |
| CN201272306Y (en) * | 2008-09-17 | 2009-07-15 | 长春轨道客车股份有限公司 | Build-in composite decorative material plate for passenger train |
| CN101885249A (en) * | 2009-05-14 | 2010-11-17 | 北京中铁长龙新型复合材料有限公司 | Novel sandwich composite plate and preparation method thereof |
| CN103144361A (en) * | 2013-04-01 | 2013-06-12 | 浙江联洋复合材料有限公司 | Sandwiched composite sheet and manufacturing method thereof |
| CN107310225A (en) * | 2017-05-08 | 2017-11-03 | 江苏骏源新材料有限公司 | A kind of strong sound insulation aramid fiber paper honeycomb composite floor board and preparation method thereof |
-
2017
- 2017-11-23 CN CN201711183705.1A patent/CN107718849A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4150175A (en) * | 1976-03-22 | 1979-04-17 | Huettemann Erik W | Building panel and method of construction thereof |
| CN201272306Y (en) * | 2008-09-17 | 2009-07-15 | 长春轨道客车股份有限公司 | Build-in composite decorative material plate for passenger train |
| CN101885249A (en) * | 2009-05-14 | 2010-11-17 | 北京中铁长龙新型复合材料有限公司 | Novel sandwich composite plate and preparation method thereof |
| CN103144361A (en) * | 2013-04-01 | 2013-06-12 | 浙江联洋复合材料有限公司 | Sandwiched composite sheet and manufacturing method thereof |
| CN107310225A (en) * | 2017-05-08 | 2017-11-03 | 江苏骏源新材料有限公司 | A kind of strong sound insulation aramid fiber paper honeycomb composite floor board and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 吴智慧: "《木家具制造工艺学》", 31 December 2012, 北京：中国林业出版社 * |
| 贺曼罗: "《环氧树脂胶粘剂》", 30 April 2004, 北京：中国石化出版社 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080480A (en) * | 2019-05-21 | 2019-08-02 | 河南恒银自动化科技有限公司 | Combined wall board and its manufacture craft |
| CN110181897A (en) * | 2019-07-02 | 2019-08-30 | 中车长春轨道客车股份有限公司 | A kind of aramid fiber paper honeycomb composite parts and preparation method thereof, application |
| CN110295408A (en) * | 2019-07-02 | 2019-10-01 | 中车长春轨道客车股份有限公司 | A kind of aramid fiber 1313 reticular fibre and preparation method thereof, aramid fiber epoxide-resin glue and preparation method thereof |
| WO2021000728A1 (en) * | 2019-07-02 | 2021-01-07 | 中车长春轨道客车股份有限公司 | Aramid paper honeycomb composite part, preparation method therefor and use thereof |
| CN110181897B (en) * | 2019-07-02 | 2021-08-06 | 中车长春轨道客车股份有限公司 | Aramid paper honeycomb composite part and preparation method and application thereof |
| CN110295408B (en) * | 2019-07-02 | 2021-08-06 | 中车长春轨道客车股份有限公司 | Aramid 1313 reticular fiber and preparation method thereof, aramid epoxy resin adhesive and preparation method thereof |
| CN112976720A (en) * | 2019-12-13 | 2021-06-18 | 山东圣泉新材料股份有限公司 | Honeycomb composite board and preparation method and application thereof |
| CN112297535A (en) * | 2020-11-20 | 2021-02-02 | 长春珑鑫新材料有限公司 | Composite automobile cab sleeping plank and preparation method thereof |
| CN113386449A (en) * | 2021-07-06 | 2021-09-14 | 成都佳驰电子科技股份有限公司 | Manufacturing process for improving structural strength of wave-absorbing honeycomb sandwich plate |
| CN114919241A (en) * | 2022-05-10 | 2022-08-19 | 宁波曙翔新材料股份有限公司 | Box-shaped composite material forming process suitable for paper honeycombs with large thickness |
| CN114919241B (en) * | 2022-05-10 | 2024-04-16 | 宁波曙翔新材料股份有限公司 | Box-shaped composite material forming process suitable for honeycomb containing large-thickness paper |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107718849A (en) | A kind of honeycomb composite plate preparation method of High-strength light-weight | |
| Chen et al. | Mechanical behavior of laminated bamboo lumber for structural application: an experimental investigation | |
| CN102371605B (en) | Manufacturing method of I-shaped wood laminated veneer lumber (LVL) | |
| US10900225B2 (en) | Bamboo building curtain wall plate and preparation method thereof | |
| WO2022088715A1 (en) | Board having flame retardant surface | |
| Wang et al. | Feasibility of using poplar as cross layer to fabricate cross-laminated timber | |
| US20200047469A1 (en) | Weather-resistant composite floor and preparation method thereof, and artificial mineral board and preparation method thereof | |
| CN102248569B (en) | Oriented shaving box board and machining process thereof | |
| CN108214729A (en) | A kind of enhanced glued board in surface layer and preparation method | |
| CN104608211A (en) | Plywood with super-thick core layer and preparation process thereof | |
| CN108908535B (en) | Production method of flame-retardant plate | |
| CN110666904A (en) | Cracking-resistant ecological plate and production process thereof | |
| Song et al. | Influence of manufacturing environment on delamination of mixed cross laminated timber using polyurethane adhesive | |
| CN114179462A (en) | Self-adhesive composite material honeycomb plate and preparation method thereof | |
| CN201881443U (en) | Laminated wood | |
| CN104228310A (en) | Method for preparing Ti2AlNb alloy light three-layer hollow structure | |
| Huang et al. | A new type of engineered wood product: Cross-laminated-thick veneers | |
| CN106113804A (en) | A kind of aluminum wood is without aldehyde plate and processing method thereof | |
| CN211590508U (en) | Cracking-resistant ecological plate assembly | |
| CN112976720A (en) | Honeycomb composite board and preparation method and application thereof | |
| Dang et al. | Mechanical comparison of out-ofautoclave prepreg part to conventional autoclave prepreg part | |
| CN110405897A (en) | The production method of high-strength shaving board | |
| CN105291491B (en) | For forming the thin plate layer of enhanced cellular structure and the preparation method of honeycomb | |
| CN211167136U (en) | Ultra-light insulation board | |
| CN205521787U (en) | Fibreboard for relief (sculpture) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180223 |
|
| RJ01 | Rejection of invention patent application after publication |