CN205012152U - Aramid fiber honeycomb fibre paper - Google Patents
Aramid fiber honeycomb fibre paper Download PDFInfo
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- CN205012152U CN205012152U CN201520624401.4U CN201520624401U CN205012152U CN 205012152 U CN205012152 U CN 205012152U CN 201520624401 U CN201520624401 U CN 201520624401U CN 205012152 U CN205012152 U CN 205012152U
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Abstract
The utility model discloses an aramid fiber honeycomb fibre paper, including top layer aramid paper compound in proper order, aramid paper of basic unit and bottom aramid paper, top layer aramid paper and bottom aramid paper's thickness sum is less than the aramid paper's of basic unit thickness, the first arch and the second that are equipped with a plurality of arrange in alternate on top layer aramid paper's the reverse side are protruding, be equipped with on the aramid paper's of basic unit the front and reach and the protruding big or small assorted second recess of second with the first recess of the big or small assorted of first arch, be equipped with a plurality of arrange in alternate's the protruding and fourth arch of third on bottom aramid paper's the front, be equipped with on the aramid paper's of basic unit the reverse side and reach and the protruding big or small assorted fourth recess of fourth with the protruding big or small assorted third recess of third. The utility model discloses the fire resistance is good, and tearing toughness is high, and bonding strength is high, is difficult for the layering, difficult fracture, and the porosity is high, and the gas permeability is good, and matter is light.
Description
Technical field
The utility model relates to a kind of artificial synthetic fiber paper, particularly relates to a kind of aramid fiber cellular fibronectin paper.
Background technology
Along with developing rapidly of high ferro and subway, cellular material particularly aramid fiber paper substrate cellular material is used widely, and aramid paper density is little, thus may be used for the parts such as the floor of bullet train, compartment wallboard, car door, realizes vehicle lightweight.
The general single layer structure be mainly made up of pure p-aramid fiber or meta-aramid pulp and p-aramid fiber staple fiber of traditional aramid fiber paper substrate cellular material, such as Chinese patent CN201110406330.7 discloses and utilizes pure para-aramid fiber to mix preparation of manufacturing paper with pulp, wherein PPTA-pulp is as adhesive effect, but p-aramid fiber rigidity is too strong, as jointing material, and the compatibility between contraposition staple fiber is poor, the aramid fiber paper substrate cellular material tearing strength of preparation is low, can not satisfy the demand.
In order to solve the low problem of tearing strength, Chinese patent CN201210371036.1 provides a kind of method being replaced a part of p-aramid fiber short fiber by polyimide fiber, and then and p-aramid fiber between pulp be mixed with, wherein polyimide fiber has to pass through and discongests dispersion, this method can improve the tearing strength of p-aramid paper, but do not solve the problem of compatibility difference between different shape fiber, the poor toughness of the p-aramid fiber paper base material prepared, be easy to fracture.
Therefore, be necessary to provide a kind of new cellular fibronectin paper to solve the problems referred to above.
Utility model content
The purpose of this utility model is to provide a kind of good flame resistance, and tearing toughness is high, and bond strength is high, not easily layering, not easy fracture, and porosity is high, good permeability, the aramid fiber cellular fibronectin paper of light weight.
To achieve these goals, the technical scheme that adopts of the utility model is as follows:
A kind of aramid fiber cellular fibronectin paper, comprise the top layer aramid paper adopting meta-aramid fibre fibrid and meta-aramid staple fiber to make, basic unit's aramid paper and bottom aramid paper, the thickness sum of described top layer aramid paper and described bottom aramid paper is less than the thickness of described basic unit aramid paper, respectively by hot melt adhesive compound sticking between the reverse side of described top layer aramid paper and described basic unit aramid fiber recto and between the reverse side of described basic unit aramid paper and described bottom aramid fiber recto, the reverse side of described top layer aramid paper is provided with some first protruding and the second projections alternately, described basic unit aramid fiber recto is provided with the first groove matched with described first protruding size and the second groove matched with described second protruding size, described bottom aramid fiber recto is provided with some the 3rd protruding and the 4th projections alternately, the reverse side of described basic unit aramid paper is provided with the 3rd groove matched with described 3rd protruding size and the 4th groove matched with described 4th protruding size.
Preferably, the reverse side of described top layer aramid paper removing the described first part that is protruding and described second projection is planar section, be designated as the first planar section, described first projection and described second projection are cylindricality, the center of gravity of the arbitrary cross section of described first projection is all positioned on the first straight line, the center of gravity of the arbitrary cross section of described second projection is all positioned on the second straight line, described first straight line parallel is in described second straight line, and the described first angle that is protruding and described first planar section equals the angle of described second projection and described first planar section.
Preferably, the described first angle that is protruding and described first planar section is 10 °-25 °, and described first projection is towards the opposite with described second projection.
Preferably, described bottom aramid fiber recto removing the described 3rd part that is protruding and described 4th projection is planar section, be designated as the second planar section, described 3rd projection and described 4th projection are cylindricality, the center of gravity of the arbitrary cross section of described 3rd projection is all positioned on the 3rd straight line, the center of gravity of the arbitrary cross section of described 4th projection is all positioned on the 4th straight line, described 3rd straight line parallel is in described 4th straight line, and the described 3rd angle that is protruding and described second planar section equals the angle of described 4th projection and described second planar section.
Preferably, the described 3rd angle that is protruding and described second planar section is 10 °-25 °, and described 3rd projection is towards the opposite with described 4th projection.
Preferably, in described top layer aramid paper and described bottom aramid paper, the content of described meta-aramid fibre fibrid is 30-40wt%, and the content of described meta-aramid staple fiber is 60-70wt%, and grammes per square metre is 5-10g/m
2.
Preferably, in described basic unit aramid paper, the content of described meta-aramid fibre fibrid is 30-40wt%, and the content of described meta-aramid staple fiber is 60-70wt%, and grammes per square metre is 20-30g/m
2.
Preferably, described meta-aramid staple fiber is mixed by the staple fiber of the staple fiber of the staple fiber of length to be 6mm content be 10-20wt%, length to be 8mm content be 20-30wt% and length to be 15mm content be 50-60wt% and forms.
Compared with prior art, the beneficial effect of the utility model aramid fiber cellular fibronectin paper is: good flame resistance, and tearing toughness is high, there is hydrogen bond between different shape fiber, and compatibility is good; Meta-aramid strand has distinctive broached-tooth design, makes it have certain toughness, not easy fracture; Porosity is high, good permeability, light weight, and intensity is high, inhales glue amount and stablizes; " concavo-convex " structure, improves bond strength between layers, and after solving aramid paper compound, easy layering, causes the problem of cellular material hydraulic performance decline.
Accompanying drawing explanation
Fig. 1 is the structural representation of aramid fiber cellular fibronectin paper described in the utility model;
Fig. 2 is the structural representation of bottom aramid fiber body paper described in the utility model;
Fig. 3 is the partial view of the front view of Fig. 2.
In figure, each mark is as follows: 1, top layer aramid paper; 101, first is protruding; 102, second is protruding; 2, basic unit's aramid paper; 3, bottom aramid paper; 301, the 3rd is protruding; 302, the 4th is protruding.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described further.
Refer to shown in Fig. 1 to Fig. 3, aramid fiber cellular fibronectin paper bag described in the utility model draws together the top layer aramid paper 1 adopting meta-aramid fibre fibrid and meta-aramid staple fiber to make, basic unit's aramid paper 2 and bottom aramid paper 3, the thickness sum of described top layer aramid paper 1 and described bottom aramid paper 3 is less than the thickness of described basic unit aramid paper 2, respectively by hot melt adhesive compound sticking between the reverse side of described top layer aramid paper 1 and the front of described basic unit aramid paper 2 and between the reverse side of described basic unit aramid paper 2 and the front of described bottom aramid paper 3, the reverse side of described top layer aramid paper 1 is provided with some the first protruding 101 and second projections 102 alternately, the front of described basic unit aramid paper 2 is provided with the first groove matched with described first protruding 101 sizes and the second groove matched with described second protruding 102 sizes, the front of described bottom aramid paper 3 is provided with some the the 3rd protruding 301 and the 4th projections 302 alternately, the reverse side of described basic unit aramid paper 2 is provided with the 3rd groove matched with described 3rd protruding 301 sizes and the 4th groove matched with described 4th protruding 302 sizes.
Wherein, the part reverse side of described top layer aramid paper 1 removing described first projection 101 and described second projection 102 is planar section, be designated as the first planar section, described first projection 101 and described second projection 102 are cylindricality, the center of gravity of the arbitrary cross section of described first projection 101 is all positioned on the first straight line, the center of gravity of the arbitrary cross section of described second projection 102 is all positioned on the second straight line, described first straight line parallel is in described second straight line, described first protruding 101 equals the angle of described second protruding 102 and described first planar section with the angle of described first planar section.Described first projection 101 is 10 °-25 ° with the angle of described first planar section, and described first projection 101 is towards the opposite with described second projection 102.This structural design can increase the contact area of top layer aramid paper 1 and basic unit's aramid paper 2, can improve tearing toughness simultaneously.
The part front of described bottom aramid paper 3 removing described 3rd projection 301 and described 4th projection 302 is planar section, be designated as the second planar section, described 3rd projection 301 and described 4th projection 302 are cylindricality, the center of gravity of the arbitrary cross section of described 3rd projection 301 is all positioned on the 3rd straight line, the center of gravity of the arbitrary cross section of described 4th projection 302 is all positioned on the 4th straight line, described 3rd straight line parallel is in described 4th straight line, described 3rd protruding 301 equals the angle of the described 4th protruding 302 and described second planar section with the angle of described second planar section.Described 3rd projection 301 is 10 °-25 ° with the angle of described second planar section, and described 3rd projection 301 is towards the opposite with described 4th projection 302.This structural design can increase the contact area of bottom aramid paper 3 and basic unit's aramid paper 2, can improve tearing toughness simultaneously.
As shown in Figure 3, the described 3rd protruding 301 is designated as angle A with the angle of described second planar section, and the described 4th protruding 302 is designated as angle B with the angle of described second planar section, in the present embodiment, and A=angle, angle B=15 °.
In the utility model, in described top layer aramid paper 1 and described bottom aramid paper 3, the content of described meta-aramid fibre fibrid is 30-40wt%, and the content of described meta-aramid staple fiber is 60-70wt%, and grammes per square metre is 5-10g/m
2.
In described basic unit aramid paper 2, the content of described meta-aramid fibre fibrid is 30-40wt%, and the content of described meta-aramid staple fiber is 60-70wt%, and grammes per square metre is 20-30g/m
2.Described meta-aramid staple fiber is mixed by the staple fiber of the staple fiber of the staple fiber of length to be 6mm content be 10-20wt%, length to be 8mm content be 20-30wt% and length to be 15mm content be 50-60wt% and forms.
In the utility model one preferred embodiment, length is the content of the staple fiber of 6mm is 10wt%, and length is the content of the staple fiber of 8mm is 30wt%, and length is the content of the staple fiber of 15mm is 60wt%.
In another preferred embodiment of the utility model, length is the content of the staple fiber of 6mm is 20wt%, and length is the content of the staple fiber of 8mm is 20wt%, and length is the content of the staple fiber of 15mm is 60wt%.
In another preferred embodiment of the utility model, length is the content of the staple fiber of 6mm is 20wt%, and length is the content of the staple fiber of 8mm is 30wt%, and length is the content of the staple fiber of 15mm is 50wt%.
In another preferred embodiment of the utility model, length is the content of the staple fiber of 6mm is 15wt%, and length is the content of the staple fiber of 8mm is 28wt%, and length is the content of the staple fiber of 15mm is 57wt%.
The preparation method of aramid fiber cellular fibronectin paper described in the utility model comprises the following steps:
The meta-aramid staple fiber of the meta-aramid staple fiber of a) to be 6mm content by length be 10-20wt%, length to be 8mm content be 20-30wt% and length are 15mm content is utilize ultrasonic disperser to carry out discongesting dispersion treatment after the meta-aramid staple fiber mixing of 50-60wt% to form meta-aramid staple fiber liquid;
B) be that the meta-aramid staple fiber liquid of 60-70wt% mixes with the meta-aramid fibre fibrid liquid of 30wt%-40wt% by content, form mixing suspension;
C) adopt titled net formation device to carry out wet method to described mixing suspension to manufacture paper with pulp process, be ferreted out top layer aramid fiber body paper, basic unit's aramid fiber body paper and bottom aramid fiber body paper respectively, wherein, the grammes per square metre of described top layer aramid fiber body paper and described bottom aramid fiber body paper is 5-10g/m
2, the grammes per square metre of described basic unit aramid fiber body paper is 20-30g/m
2;
D) respectively to described top layer aramid fiber body paper, described basic unit aramid fiber body paper and described bottom aramid fiber body paper carry out hot-pressing processing, the reverse side of described top layer aramid fiber body paper is made to form described first protruding 101 and described second projection 102, namely described top layer aramid paper 1 is formed, the former recto of described bottom aramid fiber is made to form the described 3rd protruding 301 and described 4th projection 302, namely described bottom aramid paper 3 is formed, the described basic unit former recto of aramid fiber is made to form described first groove and described second groove, the reverse side of described basic unit aramid fiber body paper forms described 3rd groove and described 4th groove, namely described basic unit aramid paper 2 is formed,
E) it is 170 DEG C in temperature, pressure is under the condition of 255Kg/cm, hot melt adhesive is utilized to make described top layer aramid paper 1, described basic unit aramid paper 2 and described bottom aramid paper 3 compound sticking successively, described first projection 101 is made to stretch in described first groove, described second projection 102 stretches in described second groove, described 3rd projection 301 stretches in described 3rd groove, and described 4th projection 302 stretches in described 4th groove, forms described aramid fiber cellular fibronectin paper.
In sum, the utility model good flame resistance, tearing toughness is high, there is hydrogen bond between different shape fiber, and compatibility is good; Meta-aramid strand has distinctive broached-tooth design, makes it have certain toughness, not easy fracture, can be used in aircraft and bullet train widely as backing material; Porosity is high, good permeability, light weight, meets the light-weighted needs of vehicle; Intensity is high, inhales glue amount and stablizes; " concavo-convex " structure, improves bond strength between layers, and after solving aramid paper compound, easy layering, causes the problem of cellular material hydraulic performance decline.
Schematically above be described the utility model and embodiment thereof, this description does not have restricted, and also just one of the embodiment of the present utility model shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from the utility model and creating aim, design the frame mode similar to this technical scheme and embodiment without creationary, protection domain of the present utility model all should be belonged to.
Claims (6)
1. an aramid fiber cellular fibronectin paper, it is characterized in that, comprise the top layer aramid paper adopting meta-aramid fibre fibrid and meta-aramid staple fiber to make, basic unit's aramid paper and bottom aramid paper, the thickness sum of described top layer aramid paper and described bottom aramid paper is less than the thickness of described basic unit aramid paper, respectively by hot melt adhesive compound sticking between the reverse side of described top layer aramid paper and described basic unit aramid fiber recto and between the reverse side of described basic unit aramid paper and described bottom aramid fiber recto, the reverse side of described top layer aramid paper is provided with some first protruding and the second projections alternately, described basic unit aramid fiber recto is provided with the first groove matched with described first protruding size and the second groove matched with described second protruding size, described bottom aramid fiber recto is provided with some the 3rd protruding and the 4th projections alternately, the reverse side of described basic unit aramid paper is provided with the 3rd groove matched with described 3rd protruding size and the 4th groove matched with described 4th protruding size.
2. aramid fiber cellular fibronectin paper as claimed in claim 1, it is characterized in that, the reverse side of described top layer aramid paper removing the described first part that is protruding and described second projection is planar section, be designated as the first planar section, described first projection and described second projection are cylindricality, the center of gravity of the arbitrary cross section of described first projection is all positioned on the first straight line, the center of gravity of the arbitrary cross section of described second projection is all positioned on the second straight line, described first straight line parallel is in described second straight line, described first angle that is protruding and described first planar section equals the angle of described second projection and described first planar section.
3. aramid fiber cellular fibronectin paper as claimed in claim 2, is characterized in that, the described first angle that is protruding and described first planar section is 10 °-25 °, and described first projection is towards the opposite with described second projection.
4. aramid fiber cellular fibronectin paper as claimed in claim 1, it is characterized in that, described bottom aramid fiber recto removing the described 3rd part that is protruding and described 4th projection is planar section, be designated as the second planar section, described 3rd projection and described 4th projection are cylindricality, the center of gravity of the arbitrary cross section of described 3rd projection is all positioned on the 3rd straight line, the center of gravity of the arbitrary cross section of described 4th projection is all positioned on the 4th straight line, described 3rd straight line parallel is in described 4th straight line, described 3rd angle that is protruding and described second planar section equals the angle of described 4th projection and described second planar section.
5. aramid fiber cellular fibronectin paper as claimed in claim 4, is characterized in that, the described 3rd angle that is protruding and described second planar section is 10 °-25 °, and described 3rd projection is towards the opposite with described 4th projection.
6. aramid fiber cellular fibronectin paper as claimed in claim 1, it is characterized in that, described meta-aramid staple fiber is mixed by the staple fiber of the staple fiber of the staple fiber of length to be 6mm content be 10-20wt%, length to be 8mm content be 20-30wt% and length to be 15mm content be 50-60wt% and forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520624401.4U CN205012152U (en) | 2015-08-19 | 2015-08-19 | Aramid fiber honeycomb fibre paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520624401.4U CN205012152U (en) | 2015-08-19 | 2015-08-19 | Aramid fiber honeycomb fibre paper |
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| Publication Number | Publication Date |
|---|---|
| CN205012152U true CN205012152U (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520624401.4U Withdrawn - After Issue CN205012152U (en) | 2015-08-19 | 2015-08-19 | Aramid fiber honeycomb fibre paper |
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| CN (1) | CN205012152U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106468038A (en) * | 2015-08-19 | 2017-03-01 | 超美斯新材料股份有限公司 | Aramid fiber cellular fibronectin paper and preparation method thereof |
| CN108773120A (en) * | 2018-06-07 | 2018-11-09 | 超美斯新材料股份有限公司 | High intensity aramid fiber paper sandwich composite construction and its manufacturing method |
| CN112941969A (en) * | 2021-01-27 | 2021-06-11 | 青岛中维新材料有限公司 | Meta-aramid paper for battery and production method thereof |
-
2015
- 2015-08-19 CN CN201520624401.4U patent/CN205012152U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106468038A (en) * | 2015-08-19 | 2017-03-01 | 超美斯新材料股份有限公司 | Aramid fiber cellular fibronectin paper and preparation method thereof |
| CN106468038B (en) * | 2015-08-19 | 2018-04-10 | 超美斯新材料股份有限公司 | Aramid fiber cellular fibronectin paper and preparation method thereof |
| CN108773120A (en) * | 2018-06-07 | 2018-11-09 | 超美斯新材料股份有限公司 | High intensity aramid fiber paper sandwich composite construction and its manufacturing method |
| CN108773120B (en) * | 2018-06-07 | 2021-01-19 | 超美斯新材料股份有限公司 | High-strength aramid fiber paper sandwich composite structure and manufacturing method thereof |
| CN112941969A (en) * | 2021-01-27 | 2021-06-11 | 青岛中维新材料有限公司 | Meta-aramid paper for battery and production method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 215222 Friendship Road 79, Wujiang District, Jiangsu, Suzhou Patentee after: Super Gomez new materials Limited by Share Ltd Address before: 11 groups of friendship village Songling town of Wujiang city Suzhou city Jiangsu province 215222 split eight community Patentee before: SRO ARAMID FIBER (JIANGSU) CO., LTD. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160203 Effective date of abandoning: 20180410 |