CN101838782B - Preparation method of hemp fabric construction morph-genetic C/metal composite material - Google Patents
Preparation method of hemp fabric construction morph-genetic C/metal composite material Download PDFInfo
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- CN101838782B CN101838782B CN2010103014084A CN201010301408A CN101838782B CN 101838782 B CN101838782 B CN 101838782B CN 2010103014084 A CN2010103014084 A CN 2010103014084A CN 201010301408 A CN201010301408 A CN 201010301408A CN 101838782 B CN101838782 B CN 101838782B
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Abstract
The invention discloses a preparation method of a hemp fabric construction morph-genetic C/metal composite material, comprising the following steps: firstly, preparing a hemp fabric formwork comprising the preparation of a fabric texture construction hemp fabric formwork or the preparation of an alternate texture construction hemp fabric formwork; then performing high temperature vacuum/inert gas atmosphere carburizing sintering; and finally carrying out vacuum impregnation and metal fusion. The hemp fabric construction morph-genetic C/metal composite material prepared by the method of the invention has the characteristics of light weight, shock absorption, sound absorption, antifriction, wear resistance and good electromagnetic shielding property, improves the designability of structures of the morph-genetic C/metal composite material, endows new structure and functional properties thereof, and has wider application prospects.
Description
Technical field
The invention belongs to technical field of material, relate to a kind of preparation method of matrix material, be specifically related to a kind of preparation method of hemp fabric construction morph-genetic C/metal composite.
Background technology
At present, known technology with C/ metal composite of losing the attitude structure has: 1) material Leader [J], and 2006(10): " the losing the research theory and the progress of attitude material " of 5-7 publication; 2) chemical progress [J], 2008,20(6): " the biological template legal system is equipped with woodceramics " of 989-1000 publication; 3) Chinese material Conference Papers summary collection [C] in 2004, the preparation and the mechanical property research of the aluminium alloy/wood ceramics matrix material of 2004:421 publication; 4) patent " preparation method of ecological ceramic, metal composite " (patent No. ZL02137503.8, publication number CN1403620, open day 2003.3.19).5) patent " preparation method of composite friction material " (patent No. ZL02137504.6, publication number CN1403527, open day 2003.03.19); 6) patent " flaxen fiber is lost the preparation method of attitude structure C/Sn or C/Al matrix material " application number 200810231642.7, publication number CN101381855, open day 2009.03.11).
More than disclosed technology be that attitude structure C/metal composite is lost in biological template preparation mainly with natural biologic materials such as wood, bamboo, fiber crops, stalk, biominerals, there is not angle from artificial improvement or reconstruct biological template structure, the biological template material that structure promptly has " designability " structure is prepared the something lost attitude C/ metal composite that satisfies people's different structure performance requirement.And hemp fabric with its good designability, the high degree of order, stable size, be easy to advantages such as biological self intensity height, good hygroscopicity, the thermal conductivity of moulding and flaxen fiber is strong and also be not used as the biological template that attitude structure C/metal composite is lost in preparation.Therefore, hemp fabric construction morph-genetic C/metal composite that research and development has " designability ", not only make prepared something lost attitude material, structurally heredity biological self multi-level, the multidimensional intrinsic fine structure of the artificial arrangement mode of making of hemp fabric and arrangement and flaxen fiber, improve the homogeneity of structure and the consistence of something lost attitude structure C/metal composite, and given its new function again.Make it have the good characteristics of light weight, weakening, sound-absorbing, anti-friction wear-resistant and electromagnetic wave shielding, thereby expand its Application Areas.
Summary of the invention
The object of the present invention is to provide a kind of preparation method of hemp fabric construction morph-genetic C/metal composite, having solved prior preparation method can't be from the angle of artificial improvement or reconstruct biological template structure, construct biological template material, prepare the problem of the something lost attitude C/ metal composite that satisfies people's different structure performance requirement with " designability " structure.
The technical solution adopted in the present invention is, a kind of preparation method of hemp fabric construction morph-genetic C/metal composite specifically implements according to following steps:
Step 1: preparation hemp fabric template comprises alternately weave construction hemp fabric template of preparation fabric structure hemp fabric template or preparation;
Step 2: the hemp fabric template of step 1 preparation is placed vacuum hotpressing stove, in vacuum or under protection of inert gas atmosphere, be warming up to 500-1800 ℃ with the temperature rise rate of 3-20 ℃/min, insulation 1-10h, cold or the temperature control cooling of stove obtains losing attitude C basic mode plate;
Step 3: the hemp fabric template and the metal mixed of step 1 preparation are put into device of impregnation, or the something lost attitude C basic mode plate and the metal mixed of step 2 preparation put into device of impregnation, device of impregnation is placed vacuum oven, adopt vacuum pressure infiltration or do not have the pressure spontaneous infiltration, temperature rise rate with 3-20 ℃/min is warming up to 250-1100 ℃, insulation 1-10h prepares hemp fabric construction morph-genetic C/metal composite.
Feature of the present invention also is,
Preparation fabric structure hemp fabric template in the step 1 wherein, specifically implement: get hemp fabric according to following steps, after adopting nature dipping or ultrasonic immersing thermosetting resin, adopt stacked system that hemp fabric is built up 2-20 layer cloth, with the hot-forming after fixing of cloth, obtain fabric structure hemp fabric template.
Preparation replaces weave construction hemp fabric template in the step 1 wherein, specifically implement: same a kind of hemp fabric of getting two or more weave constructions according to following steps, after adopting nature dipping or ultrasonic immersing thermosetting resin, adopt the alternative stacked mode that hemp fabric is built up 2-20 layer cloth, with the hot-forming after fixing of cloth, obtain alternately weave construction hemp fabric template.
Hemp fabric is wherein selected a kind of in ramee, flax fiber, hemp fibre or the sisal fibers for use.
Thermosetting resin is wherein selected a kind of in resol, Resins, epoxy or the furane resin for use.
Wherein with the hot-forming after fixing of cloth, hot pressing temperature 100-150 ℃, pressure 0.5MPa-10MPa, hot pressing time 0.5-5h.
Adopt vacuum pressure infiltration in the step 3 wherein, vacuum tightness is 1 * 10
-1-1 * 10
-3Pa, pressure is 0.01-0.1 normal atmosphere.
Adopting in the step 3 does not wherein have the spontaneous infiltration of pressure, and vacuum tightness is 1 * 10
-1-1 * 10
-3Pa.
The beneficial effect of the inventive method is, good hemp fabric is a biological template to utilize structure " designability ", mould material by preparation different tissues structure, good metal and the alloy thereof of infiltration conductive and heat-conductive plasticity in wherein biological hole or fabric gap, as metal and alloys thereof such as Al, Sn, Cu, Mg, prepared hemp fabric and lost attitude C/ metal composite with different tissues structure.
(1) adopting hemp fabric is that attitude C/ metal composite is lost in the biological template preparation, not only heredity biological self multi-level, multidimensional intrinsic fine structure, and heredity the artificial Box junction structure of making of hemp fabric, thereby given something lost attitude structure C/metal composite new structural performance.
(2) intervention of metallographic phase has not only improved conduction, heat conduction, the toughness of C basic mode plate, combines but also with the C basal body interface good continuity has taken place, and loses the new functional performance of attitude C/ metal composite thereby given.
(3) hemp fabric construction morph-genetic C/metal composite for preparing has light weight, the characteristics that weakening, sound-absorbing, anti-friction wear-resistant and electromagnetic wave shielding are good, and application prospect is more wide.
Embodiment
The present invention is described in detail below in conjunction with embodiment.
The preparation method of hemp fabric construction morph-genetic C/metal composite of the present invention, specifically carry out according to following steps:
Step 1: preparation hemp fabric template, comprise alternately weave construction hemp fabric template of preparation fabric structure hemp fabric template or preparation,
Preparation fabric structure hemp fabric template, specifically implement: get fabric structure hemp fabric commercial or that adopt existing weaving technology to prepare according to following steps, after adopting nature dipping or ultrasonic immersing thermosetting resin, adopt stacked system that flaxen fiber cloth is built up 2-20 layer cloth, under temperature 100-150 ℃, the condition of pressure 0.5MPa-10MPa on moulding press hot pressing 0.5-5h moulding after fixing, obtain fabric structure hemp fabric template;
Preparation is weave construction hemp fabric template alternately, specifically implement: get in the hemp fabric of different tissues structure two or more according to following steps, after adopting nature or ultrasonic immersing thermosetting resin, adopt the alternative stacked mode that hemp fabric is built up 2-20 layer cloth, under temperature 100-150 ℃, the condition of pressure 0.5MPa-10MPa on moulding press hot pressing 0.5-5h moulding after fixing, obtain alternately weave construction hemp fabric template;
Hemp fabric is wherein selected a kind of in ramee, flax fiber, hemp fibre or the sisal fibers of plain weave, twill, knitting or braiding structure for use; Thermosetting resin is selected a kind of in resol, Resins, epoxy, the furane resin for use.
Step 2: high-temperature vacuum/inert gas atmosphere carburizing sintering
The hemp fabric template of step 1 preparation is placed vacuum hotpressing stove, under protection of inert gas atmosphere such as vacuum or nitrogen, argon gas, temperature rise rate with 3-20 ℃/min is warming up to 500-1800 ℃, insulation 1-10h, cold or the temperature control of stove cooling obtains having the something lost attitude C basic mode plate of different woven fabric structures;
Step 3: vacuum infiltration molten metal
The hemp fabric template of step 1 preparation mixed with metal or metal alloy powder or metal alloy piece to put into make device of impregnation by oneself, or the something lost attitude C basic mode plate of the different woven fabric structures of step 2 preparation mixed with metal or metal alloy powder or metal alloy piece to put into make device of impregnation by oneself, device of impregnation is placed vacuum oven, temperature rise rate with 3-20 ℃/min is warming up to 250-1100 ℃, insulation 1-10h, adopt the vacuum pressure infiltration technology, vacuum tightness is 1 * 10
-1-1 * 10
-3Pa, pressure is 0.01-0.1 normal atmosphere; Or adopt and do not have the spontaneous infiltration of pressure technology, vacuum tightness is 1 * 10
-1-1 * 10
-3Pa prepares the something lost attitude C/ metal composite with different hemp fabric structures.
Embodiment 1
Get tabby weave ramee cloth commercial or that adopt existing weaving technology to prepare certainly, after adopting nature impregnated phenolic resin 24h, adopt stacked system that ramee cloth is built up 10 layers of cloth, hot pressing 1h moulding after fixing under 120 ℃, 1.5MPa pressure on the moulding press obtains tabby weave hemp fabric template.The fabric form and the Al alloy powder of preparation are put into the self-control device of impregnation, and place vacuum oven, adopt the vacuum pressure infiltration technology, with the temperature rise rate of 3 ℃/min, be incubated 2h down at 670 ℃, vacuum tightness is 1 * 10
-1Pa, pressure is 0.01 normal atmosphere, prepares the something lost attitude C/ Al alloy composite with ramee plain weave fabric structure.
Embodiment 2
Get twill weave flax fiber cloth commercial or that adopt existing weaving technology to prepare certainly, after adopting ultrasonic immersing Resins, epoxy 2h, adopt stacked system that flaxen fiber cloth is built up 20 layers of cloth, hot pressing 0.5h moulding after fixing under 100 ℃, 2MPa pressure on the moulding press obtains twill weave hemp fabric template.The fabric form of preparation is placed vacuum hotpressing stove, under vacuum protection atmosphere, with the temperature rise rate of 3 ℃/min, be incubated 10h down at 500 ℃, the something lost attitude C basic mode plate with flax fiber twill weave is prepared in 3 ℃/min cooling.After the C basic mode plate surface-coated Sn alloy powder of preparation is put into the self-control device of impregnation, and place vacuum oven, adopt and do not have the spontaneous infiltration of pressure technology, with the temperature rise rate of 3 ℃/min, at 250 ℃ of insulation 1h down, vacuum tightness is 1 * 10
-3Pa prepares the something lost attitude C/ tin alloy matrix material with flax fiber twilled fabric structure.
Embodiment 3
Get knitted structure sisal fibers fabric commercial or that adopt existing knitting technology to prepare certainly, after adopting ultrasonic immersing furane resin 2h, adopt stacked system that flaxen fiber cloth is built up 15 layers of cloth, hot pressing 3h moulding after fixing under 120 ℃, 0.5MPa pressure on the moulding press obtains knitted structure sisal fibers fabric form.The fabric form of preparation is placed vacuum hotpressing stove, under vacuum protection atmosphere, with the temperature rise rate of 10 ℃/min, be incubated 2h down at 800 ℃, stove is cold, prepares the something lost attitude C basic mode plate with knitted structure.After the fabric form and the magnesium aluminum-alloy powder of preparation are put into the self-control device of impregnation, and place vacuum oven, adopt and do not have the spontaneous infiltration of pressure technology, with the temperature rise rate of 5 ℃/min, at 660 ℃ of insulation 2h down, vacuum tightness is 1 * 10
-2Pa prepares the something lost attitude C/ aluminum magnesium alloy matrix material with sisal fibers knitted structure.
Embodiment 4
Get braiding structure hemp fibre fabric commercial or that adopt existing knitting skill to prepare certainly, after adopting ultrasonic immersing Resins, epoxy 2h, adopt stacked system that flaxen fiber cloth is built up 20 layers of cloth, hot pressing 0.5h moulding after fixing under 100 ℃, 5MPa pressure on the moulding press obtains weaving the hemp fibre fabric form.The fabric form of preparation is placed vacuum hotpressing stove, under vacuum protection atmosphere, with the temperature rise rate of 20 ℃/min, be incubated 1h down at 1800 ℃, stove is cold, and the something lost attitude C basic mode plate of flaxen fiber braiding structure is provided in preparation.After the C basic mode plate and the Cu alloy powder of preparation are put into the self-control device of impregnation, and place vacuum oven, adopt the vacuum pressure infiltration technology, with the temperature rise rate of 20 ℃/min, at 1100 ℃ of insulation 1h down, vacuum tightness is 1 * 10
-3Pa, pressure is 0.01 normal atmosphere, prepares the something lost attitude C/Cu alloy composite materials with hemp fibre braiding structure.
Embodiment 5
Get tabby weave ramee cloth and twill ramee cloth commercial or that adopt existing weaving technology to prepare certainly, after adopting ultrasonic immersing resol 2h, adopt the alternative stacked mode that flaxen fiber cloth is built up 10 layers of cloth, wherein tabby weave and twill weave are each 5 layers, hot pressing 2h moulding after fixing under 120 ℃, 1MPa pressure on the moulding press obtains alternating structure ramie fabric template.The alternately fabric form of preparation is placed vacuum hotpressing stove, under vacuum protection atmosphere, with the temperature rise rate of 5 ℃/min, be incubated 2h down at 600 ℃, stove is cold, and the something lost attitude C basic mode plate of flaxen fiber alternating structure is provided in preparation.After the C basic mode plate and the Al alloy powder of preparation are put into the self-control device of impregnation, and place vacuum oven, adopt the vacuum pressure infiltration technology, with the temperature rise rate of 5 ℃/min, at 670 ℃ of insulation 2h down, vacuum tightness is 1 * 10
-1Pa, pressure is 0.1 normal atmosphere, prepares the something lost attitude C/Al alloy composite materials with ramee alternating structure.
Hemp fabric construction morph-genetic C/the metal composite that adopts the inventive method to prepare, have the good characteristics of light weight, weakening, sound-absorbing, anti-friction wear-resistant and electromagnetic wave shielding, improved " designability " of losing attitude stupalith structure, given and lost the new 26S Proteasome Structure and Function characteristic of attitude C/ metal composite, had more wide application prospect.
Claims (8)
1. the preparation method of a hemp fabric construction morph-genetic C/metal composite is characterized in that, specifically implements according to following steps:
Step 1: preparation hemp fabric template comprises alternately weave construction hemp fabric template of preparation fabric structure hemp fabric template or preparation;
Step 2: the hemp fabric template of step 1 preparation is placed vacuum hotpressing stove, in vacuum or under protection of inert gas atmosphere, be warming up to 500-1800 ℃ with the temperature rise rate of 3-20 ℃/min, insulation 1-10h, cold or the temperature control cooling of stove obtains losing attitude C basic mode plate;
Step 3: the hemp fabric template and the metal mixed of step 1 preparation are put into device of impregnation, or the something lost attitude C basic mode plate and the metal mixed of step 2 preparation put into device of impregnation, device of impregnation is placed vacuum oven, adopt vacuum pressure infiltration or do not have the pressure spontaneous infiltration, temperature rise rate with 3-20 ℃/min is warming up to 250-1100 ℃, insulation 1-10h prepares hemp fabric construction morph-genetic C/metal composite.
2. preparation method according to claim 1, it is characterized in that, preparation fabric structure hemp fabric template in the described step 1, specifically implement: get hemp fabric according to following steps, after adopting nature dipping or ultrasonic immersing thermosetting resin, adopt stacked system that hemp fabric is built up 2-20 layer cloth,, obtain fabric structure hemp fabric template the hot-forming after fixing of cloth.
3. preparation method according to claim 1, it is characterized in that, preparation replaces weave construction hemp fabric template in the described step 1, specifically implement: same a kind of hemp fabric of getting two or more weave constructions according to following steps, after adopting nature dipping or ultrasonic immersing thermosetting resin, adopt the alternative stacked mode that hemp fabric is built up 2-20 layer cloth,, obtain alternately weave construction hemp fabric template the hot-forming after fixing of cloth.
4. according to claim 2 or 3 described preparation methods, it is characterized in that described hemp fabric is selected a kind of in ramee, flax fiber, hemp fibre or the sisal fibers for use.
5. according to claim 2 or 3 described preparation methods, it is characterized in that described thermosetting resin is selected a kind of in resol, Resins, epoxy or the furane resin for use.
6. according to claim 2 or 3 described preparation methods, it is characterized in that, described with the hot-forming after fixing of cloth, hot pressing temperature 100-150 ℃, pressure 0.5MPa-10MPa, hot pressing time 0.5-5h.
7. preparation method according to claim 1 is characterized in that, adopts vacuum pressure infiltration in the described step 3, and vacuum tightness is 1 * 10
-1-1 * 10
-3Pa, pressure is 0.01-0.1 normal atmosphere.
8. preparation method according to claim 1 is characterized in that, adopting in the described step 3 does not have the spontaneous infiltration of pressure, and vacuum tightness is 1 * 10
-1-1 * 10
-3Pa.
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|---|---|---|---|
| CN2010103014084A CN101838782B (en) | 2010-02-09 | 2010-02-09 | Preparation method of hemp fabric construction morph-genetic C/metal composite material |
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|---|---|---|---|
| CN2010103014084A CN101838782B (en) | 2010-02-09 | 2010-02-09 | Preparation method of hemp fabric construction morph-genetic C/metal composite material |
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| CN101838782B true CN101838782B (en) | 2011-10-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102071374B (en) * | 2010-11-05 | 2012-11-21 | 西安工程大学 | Method for preparing hemp fabric/Sn metal composite through powder metallurgy |
| CN107936483A (en) * | 2017-12-21 | 2018-04-20 | 西安锐思博创应用材料科技有限公司 | A kind of preparation method and application of ramee/epoxy resin composite material |
| CN109957736A (en) * | 2017-12-22 | 2019-07-02 | 宜兴安纳西智能机械设备有限公司 | A kind of horizontal wrap-up driving disk material |
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Granted publication date: 20111026 Termination date: 20120209 |