CN100497804C - Method for preparing coat of silicon carbide on surface of carbon fiber - Google Patents
Method for preparing coat of silicon carbide on surface of carbon fiber Download PDFInfo
- Publication number
- CN100497804C CN100497804C CNB2006101512163A CN200610151216A CN100497804C CN 100497804 C CN100497804 C CN 100497804C CN B2006101512163 A CNB2006101512163 A CN B2006101512163A CN 200610151216 A CN200610151216 A CN 200610151216A CN 100497804 C CN100497804 C CN 100497804C
- Authority
- CN
- China
- Prior art keywords
- carbon fiber
- silicon carbide
- coat
- hours
- vacuum drying
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Ceramic Products (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The present invention relates to a method for preparing silicon carbide coating layer on the carbon fiber surface. Said preparation method includes the following steps: (1), preparing raw materials and placing them into a vacuum ball-grinding tank; (2), making the raw materials into a mixed dried powder; (3), preparing slurry material; and (4), drying treatment and sintering so as to obtain the carbon fiber whose surface has silicon carbide coating layer whose thickness is 20 nano-1.5 micrometers.
Description
Technical field
The present invention relates to a kind of method for preparing coat of silicon carbide.
Background technology
Carbon fiber has high specific strength, high ratio modulus, low-density and good corrosion resistance and high-temperature stability, therefore be widely used in the strengthening and toughening of multiple metal material, macromolecular material, Inorganic Non-metallic Materials, performances such as the specific strength, specific modulus of composite, corrosion-resistant, heat shock resistance are improved greatly, and carbon fibre reinforced composite has a wide range of applications in high-tech sectors such as Aeronautics and Astronautics and war industrys.Carbon fiber reinforced metal based composites and the resin-based excellent specific property such as have high temperature resistant, aging, conduction, anti-atomic oxygen corrodes, do not gasify in the space of comparing, be to be used for space environment, hot environment specific strength, composite that specific stiffness is the highest up to now, but carbon fiber can produce different interfacial reactions with metal phase compound tenses such as Al, Mg, Ti, causes material property to descend; On the other hand, the difference in Electrode Potential of metals such as carbon fiber and Al, Mg, Fe is bigger, and the composite corrosion resistance of making is relatively poor; Thereby this class composite does not come into operation yet in a large number so far; The carbon fiber surface coating modification is to address the above problem a kind of method that generally adopts, apply SiC at carbon fiber surface and both solved carbon fiber non-oxidizability, inhibition interfacial reaction, again can assurance and light metals such as Al, Mg have compound good result, but original carbon fiber surface prepares the method for SiC coating and needs specialized apparatus (PECVD or LPCVD equipment) and precursor gases (chlorosilane or Polycarbosilane), causes cost to increase.
Summary of the invention
The present invention needs specialized apparatus and precursor gases in order to solve the method that original carbon fiber surface prepares the SiC coating, the problem that causes cost to increase, and a kind of method for preparing coat of silicon carbide at carbon fiber surface is proposed.A kind of method for preparing coat of silicon carbide at carbon fiber surface, realize by following steps: (one) takes by weighing purity according to 1: 1 mol ratio is that 99.99% Si powder and purity are 99.9% C powder, in the vacuum ball grinder of packing into after Si powder and the mixing of C powder, ball material mass ratio is 20～35:1; (2) charging into 0.01～0.2 atmospheric purity after ball grinder is vacuumized is 99.9999% Ar gas, ball grinder is placed on the high energy ball mill with 430～510 rev/mins speed ball milling 10～24 hours, the powder of hydrochloric acid with 2%～5% after to ball milling carries out pickling, wash with distilled water after the pickling, in 60～80 ℃ drying baker, dried 5～10 hours, and obtained mixed powder; (3) getting 80～120ml solid masses content is that to mix and adds the ethanol of pure grade of analysis or gasoline furnishing mass concentration be 5～15% slurry for 3%～10% isooctyl acid cerium mischmetal or isooctyl acid yttrium rare earth and 4～6 gram mixed powders; (4) carbon fiber being put into slurry floods 5～15 minutes and simultaneously slurry is carried out ultrasonic oscillation, carbon fiber behind the dipping is put into drying baker with 60～100 ℃ temperature drying 2～4 hours, dried carbon fiber is put into vacuum drying oven, vacuum drying oven is evacuated down to 10-
2Feed purity behind the Pa and be 99.9999% argon gas and under 1200～1600 ℃ condition sintering 0.5～2 hour, obtain the carbon fiber that the surface has coat of silicon carbide.Preparation technology of the present invention is simple, and the coat of silicon carbide thickness of preparation does not need special equipment and precursor gases in the preparation process between 20 nanometers～1.5 micron, make preparation cost reduce by 40%～55% than original method.
Description of drawings
Fig. 1 is 5000 times of electron scanning figure that the surface of the specific embodiment 11 preparations has the carbon fiber of coat of silicon carbide, Fig. 2 is that the carbon fiber that the surface of the specific embodiment 13 preparation has a coat of silicon carbide amplifies 50000 times backscattered electron scintigram, and Fig. 3 is 10000 times of electron scanning figure that the surface of the specific embodiment 24 preparations has the carbon fiber of coat of silicon carbide.
The specific embodiment
The specific embodiment one: a kind of method for preparing coat of silicon carbide at carbon fiber surface in the present embodiment, realize by following steps: (one) takes by weighing purity according to the mol ratio of 1:1 is that 99.99% Si powder and purity are 99.9% C powder, in the vacuum ball grinder of packing into after Si powder and the mixing of C powder, ball material mass ratio is 20～35:1; (2) charging into 0.01～0.2 atmospheric purity after ball grinder is vacuumized is 99.9999% Ar gas, ball grinder is placed on the high energy ball mill with 430～510 rev/mins speed ball milling 10～24 hours, the powder of hydrochloric acid with 2～5% after to ball milling carries out pickling, wash with distilled water after the pickling, in 60～80 ℃ drying baker, dried 5～10 hours, and obtained mixed powder; (3) getting 80～120ml solid masses content is that to mix and adds the ethanol of pure grade of analysis or gasoline furnishing mass concentration be 5～15% slurry for 3%～10% isooctyl acid cerium mischmetal or isooctyl acid yttrium rare earth and 4～6 gram mixed powders; (4) carbon fiber being put into slurry floods 5～15 minutes and simultaneously slurry is carried out ultrasonic oscillation, carbon fiber behind the dipping is put into drying baker with 60～100 ℃ temperature drying 2～4 hours, dried carbon fiber is put into vacuum drying oven, vacuum drying oven is evacuated down to 10
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1200～1600 ℃ condition sintering 0.5～2 hour, obtain the carbon fiber that the surface has coat of silicon carbide.
The coat of silicon carbide thickness of present embodiment preparation is between 20 nanometers～1.5 micron.
The specific embodiment two: charge into 0.05～0.18 atmospheric purity after the difference of the present embodiment and the specific embodiment one is in the step (two) ball grinder vacuumized and be 99.9999% Ar gas, ball grinder is placed on the high energy ball mill with 450～500 rev/mins speed ball milling 12～20 hours.Other step is identical with the specific embodiment one.
The specific embodiment three: charge into 0.15 atmospheric purity after the difference of the present embodiment and the specific embodiment one is in the step (two) ball grinder vacuumized and be 99.9999% Ar gas, ball grinder is placed on the high energy ball mill with 465 rev/mins speed ball milling 15 hours.Other step is identical with the specific embodiment one.
The specific embodiment four: the difference of the present embodiment and the specific embodiment one is in the step (two) to carry out pickling with 3%～4% the hydrochloric acid powder after to ball milling, wash with distilled water after the pickling, in 65～75 ℃ drying baker, dried 6～8 hours, and obtained mixed powder.Other step is identical with the specific embodiment one.
The specific embodiment five: the difference of the present embodiment and the specific embodiment one is in the step (two) to carry out pickling with 3% the hydrochloric acid powder after to ball milling, with the distilled water washing, dries 8 hours in 65 ℃ drying baker after the pickling, obtains mixed powder.Other step is identical with the specific embodiment one.
The specific embodiment six: the difference of the present embodiment and the specific embodiment one is in the step (two) to carry out pickling with 4% the hydrochloric acid powder after to ball milling, with the distilled water washing, dries 6 hours in 75 ℃ drying baker after the pickling, obtains mixed powder.Other step is identical with the specific embodiment one.
The specific embodiment seven: the difference of the present embodiment and the specific embodiment one is in the step (two) to carry out pickling with 3.5% the hydrochloric acid powder after to ball milling, wash with distilled water after the pickling, oven dry is 7 hours in 70 ℃ drying baker, obtains mixed powder.Other step is identical with the specific embodiment one.
The specific embodiment eight: it is 3.1～5% isooctyl acid cerium mischmetal and 4～6 gram mixed powders mix and be 6～14% slurry with the ethanol of pure grade of analysis or gasoline furnishing mass concentration that present embodiment and the difference of the specific embodiment one are to get in the step (three) 90～100ml solid masses content.Other step is identical with the specific embodiment one.
The thickness of the coat of silicon carbide of present embodiment preparation is 1.2～1.5um.
The specific embodiment nine: it is 3.2～4.6% isooctyl acid cerium mischmetal and 4 gram mixed powders mix and be 7～13% slurry with the ethanol of pure grade of analysis or gasoline furnishing mass concentration that present embodiment and the difference of the specific embodiment one are to get in the step (three) 90ml solid masses content.Other step is identical with the specific embodiment one.
The thickness of the coat of silicon carbide of present embodiment preparation is 1.1～1.3um.
The specific embodiment ten: it is 3.3～4.5% isooctyl acid cerium mischmetal and 6 gram mixed powders mix and be 8～12% slurry with the ethanol of pure grade of analysis or gasoline furnishing mass concentration that present embodiment and the difference of the specific embodiment one are to get in the step (three) 100ml solid masses content.Other step is identical with the specific embodiment one.
The thickness of the coat of silicon carbide of present embodiment preparation is 1.0～1.2um.
The specific embodiment 11: it is 4% isooctyl acid cerium mischmetal and 5 gram mixed powders mix and be 15% slurry with the ethanol of pure grade of analysis or gasoline furnishing mass concentration that present embodiment and the difference of the specific embodiment one are to get in the step (three) 95ml solid masses content.Other step is identical with the specific embodiment one.
The thickness of the coat of silicon carbide of present embodiment preparation is 1.5um, has the carbon fiber electron microscope observation of coat of silicon carbide, 5000 times of electron scanning figure as shown in Figure 1: Fig. 1 floating coat is fine and close even, and thickness is 1.5 microns.
The specific embodiment 12: it is 4% isooctyl acid cerium mischmetal and 5 gram mixed powders mix and be 11% slurry with the ethanol of pure grade of analysis or gasoline furnishing mass concentration that present embodiment and the difference of the specific embodiment one are to get in the step (three) 95ml solid masses content.Other step is identical with the specific embodiment one.
The specific embodiment 13: it is 4% isooctyl acid cerium mischmetal and 5 gram mixed powders mix and be 5% slurry with the ethanol of pure grade of analysis or gasoline furnishing mass concentration that present embodiment and the difference of the specific embodiment one are to get in the step (three) 95ml solid masses content.Other step is identical with the specific embodiment one.
The thickness of the coat of silicon carbide of present embodiment preparation is 20nm, and the back scattering with carbon fiber of coat of silicon carbide is amplified 50000 times of electron scanning figure as shown in Figure 2: the SiC coating is evenly fine and close, and thickness is approximately 20nm.
The specific embodiment 14: the difference of the present embodiment and the specific embodiment one is that carbon fiber is M40 carbon fiber, M55 carbon fiber, T700 carbon fiber or carbon fiber preform in the step (four), and carbon fiber preform is the T300 carbon cloth.Other step is identical with the specific embodiment one.
The specific embodiment 15: the difference of the present embodiment and the specific embodiment one is in the step (four) carbon fiber put into slurry and flooded 8～12 minutes and slurry is carried out ultrasonic oscillation, and the carbon fiber behind the dipping is put into drying baker with 65～95 ℃ temperature drying 2.5～3.5 hours.Other step is identical with the specific embodiment one.
The specific embodiment 16: the difference of the present embodiment and the specific embodiment one is in the step (four) carbon fiber to be put into the slurry dipping 10 minutes and slurry is carried out ultrasonic oscillation, and the carbon fiber behind the dipping is put into drying baker with 80 ℃ temperature drying 3 hours.Other step is identical with the specific embodiment one.
The specific embodiment 17: the difference of the present embodiment and the specific embodiment one is in the step (four) dried carbon fiber to be put into vacuum drying oven, and vacuum drying oven is evacuated down to 10
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1300～1500 ℃ condition sintering 1～1.5 hour, obtain the carbon fiber that the surface has coat of silicon carbide.Other step is identical with the specific embodiment one.
The specific embodiment 18: the present embodiment and the specific embodiment～difference be in the step (four) dried carbon fiber to be put into vacuum drying oven, vacuum drying oven is evacuated down to 10
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1600 ℃ condition sintering 0.5 hour, obtain the carbon fiber that the surface has coat of silicon carbide.Other step is identical with the specific embodiment one.
The specific embodiment 19: the difference of the present embodiment and the specific embodiment one is in the step (four) dried carbon fiber to be put into vacuum drying oven, and vacuum drying oven is evacuated down to 10
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1400 ℃ condition sintering 1.0 hours, obtain the carbon fiber that the surface has coat of silicon carbide.Other step is identical with the specific embodiment one.
The specific embodiment 20: the difference of the present embodiment and the specific embodiment one is in the step (four) dried carbon fiber to be put into vacuum drying oven, and vacuum drying oven is evacuated down to 10
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1200 ℃ condition sintering 1.5 hours, obtain the carbon fiber that the surface has coat of silicon carbide.Other step is identical with the specific embodiment one.
The specific embodiment 21: the difference of the present embodiment and the specific embodiment one is in the step (four) the M55 carbon fiber to be put into the slurry dipping 15 minutes and slurry is carried out ultrasonic oscillation, carbon fiber behind the dipping is put into drying baker with 80 ℃ temperature drying 4 hours, dried carbon fiber is put into vacuum drying oven, vacuum drying oven is evacuated down to 10
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1600 ℃ condition sintering 0.5 hour, obtain the carbon fiber that the surface has coat of silicon carbide.Other step is identical with the specific embodiment one.
The specific embodiment 22: the difference of the present embodiment and the specific embodiment one is in the step (four) the T700 carbon fiber to be put into the slurry dipping 10 minutes and slurry is carried out ultrasonic oscillation, carbon fiber behind the dipping is put into drying baker with 80 ℃ temperature drying 3 hours, dried carbon fiber is put into vacuum drying oven, vacuum drying oven is evacuated down to 10
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1200 ℃ condition sintering 1.5 hours, obtain the carbon fiber that the surface has coat of silicon carbide.Other step is identical with the specific embodiment one.
The specific embodiment 23: the difference of the present embodiment and the specific embodiment one is in the step (four) the T300 carbon cloth to be put into the slurry dipping 10 minutes and slurry is carried out ultrasonic oscillation, carbon cloth behind the dipping is put into drying baker with 100 ℃ temperature drying 2.5 hours, dried carbon fiber is put into vacuum drying oven, vacuum drying oven is evacuated down to 10
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1400 ℃ condition sintering 1.0 hours, obtain the carbon cloth that the surface has coat of silicon carbide.Other step is identical with the specific embodiment one.
The specific embodiment 24: present embodiment realizes by following steps: (one) takes by weighing purity according to the mol ratio of 1:1 is that 99.99% Si powder and purity are 99.9% C powder, in the vacuum ball grinder of packing into after Si powder and the mixing of C powder, ball material mass ratio is 30:1; (2) charging into 0.2 atmospheric purity after ball grinder is vacuumized is 99.9999% Ar gas, ball grinder is placed on the high energy ball mill with 500 rev/mins speed ball milling 15 hours, the powder of hydrochloric acid with 5% after to ball milling carries out pickling, wash with distilled water after the pickling, oven dry is 8 hours in 60 ℃ drying baker, obtains mixed powder; (3) getting 100ml solid masses content is that 4% isooctyl acid cerium mischmetal and 5 gram mixed powders mix and are 10% slurry with the ethanol of pure grade of analysis or gasoline furnishing mass concentration; (4) carbon fiber was put into slurry dipping 10 minutes and slurry is carried out ultrasonic oscillation, the carbon fiber behind the dipping is put into drying baker with 60 ℃ temperature drying 2 hours, dried carbon fiber is put into vacuum drying oven, vacuum drying oven is evacuated down to 10
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1400 ℃ condition sintering 1.0 hours, obtain the carbon fiber that the surface has coat of silicon carbide.
The coat of silicon carbide thickness of present embodiment preparation is 500 nanometers, has the carbon fiber electron microscope observation of coat of silicon carbide, 10000 times of electron scanning figure as shown in Figure 3, Fig. 3 floating coat smooth surface, coating layer thickness is 500nm.
The specific embodiment 25: present embodiment realizes by following steps: (one) takes by weighing purity according to the mol ratio of 1:1 is that 99.99% Si powder and purity are 99.9% C powder, in the vacuum ball grinder of packing into after Si powder and the mixing of C powder, ball material mass ratio is 28:1; (2) charging into 0.15 atmospheric purity after ball grinder is vacuumized is 99.9999% Ar gas, ball grinder is placed on the high energy ball mill with 450～500 rev/mins speed ball milling 18 hours, the powder of hydrochloric acid with 4% after to ball milling carries out pickling, wash with distilled water after the pickling, oven dry is 8 hours in 80 ℃ drying baker, obtains mixed powder; (3) getting 100ml solid masses content is that 10% isooctyl acid yttrium rare earth and 5 gram mixed powders mix and are 5～6% slurry with the ethanol of pure grade of analysis or gasoline furnishing mass concentration; (4) carbon fiber was put into slurry dipping 15 minutes and slurry is carried out ultrasonic oscillation, the carbon fiber behind the dipping is put into drying baker with 60 ℃ temperature drying 2～4 hours, dried carbon fiber is put into vacuum drying oven, vacuum drying oven is evacuated down to 10
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1300 ℃ condition sintering 0.5～1.0 hour, obtain the carbon fiber that the surface has coat of silicon carbide.
The thickness of the coat of silicon carbide of present embodiment preparation is 20～100nm.
Claims (9)
1, a kind of method for preparing coat of silicon carbide at carbon fiber surface, it is characterized in that the method for preparing coat of silicon carbide at carbon fiber surface realizes by following steps: (one) takes by weighing purity according to the mol ratio of 1:1 is that 99.99% Si powder and purity are 99.9% C powder, in the vacuum ball grinder of packing into after Si powder and the mixing of C powder, ball material mass ratio is 20～35:1; (2) charging into 0.01～0.2 atmospheric purity after ball grinder is vacuumized is 99.9999% Ar gas, ball grinder is placed on the high energy ball mill with 430～510 rev/mins speed ball milling 10～24 hours, the powder of hydrochloric acid with 2%～5% after to ball milling carries out pickling, wash with distilled water after the pickling, in 60～80 ℃ drying baker, dried 5～10 hours, and obtained mixed powder; (3) getting 80～120ml solid masses content is that to mix and adds the ethanol of pure grade of analysis or gasoline furnishing mass concentration be 5～15% slurry for 3%～10% isooctyl acid cerium mischmetal or isooctyl acid yttrium rare earth and 4～6 gram mixed powders; (4) carbon fiber being put into slurry floods 5～15 minutes and simultaneously slurry is carried out ultrasonic oscillation, carbon fiber behind the dipping is put into drying baker with 60～100 ℃ temperature drying 2～4 hours, dried carbon fiber is put into vacuum drying oven, vacuum drying oven is evacuated down to 10
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1200～1600 ℃ condition sintering 0.5～2 hour, obtain the carbon fiber that the surface has coat of silicon carbide.
2, a kind of method for preparing coat of silicon carbide at carbon fiber surface according to claim 1, charge into 0.05～0.18 atmospheric purity after it is characterized in that in the step (two) ball grinder vacuumized and be 99.9999% Ar gas, ball grinder is placed on the high energy ball mill with 450～500 rev/mins speed ball milling 12～20 hours.
3, a kind of method for preparing coat of silicon carbide at carbon fiber surface according to claim 1, it is characterized in that in the step (two) carrying out pickling with 3%～4% the hydrochloric acid powder after to ball milling, wash with distilled water after the pickling, in 65～75 ℃ drying baker, dried 6～8 hours, and obtained mixed powder.
4, according to claim 1ly a kind ofly prepare the method for coat of silicon carbide, it is characterized in that getting in the step (three) 90～100ml solid masses content and be ethanol that 3.1～5% isooctyl acid cerium mischmetal and 4～6 gram mixed powders mix and adds pure grade of analysis or gasoline furnishing mass concentration and be 6～14% slurry at carbon fiber surface.
5, a kind of method for preparing coat of silicon carbide at carbon fiber surface according to claim 1, it is characterized in that in the step (four) carbon fiber put into slurry and flooded 8～12 minutes and simultaneously slurry is carried out ultrasonic oscillation, the carbon fiber behind the dipping is put into drying baker with 65～95 ℃ temperature drying 2.5～3.5 hours.
6, according to claim 1ly a kind ofly prepare the method for coat of silicon carbide, it is characterized in that in the step (four) dried carbon fiber being put into vacuum drying oven, vacuum drying oven is evacuated down to 10 at carbon fiber surface
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1300～1500 ℃ condition sintering 1～1.5 hour, obtain the carbon fiber that the surface has coat of silicon carbide.
7, according to claim 1ly a kind ofly prepare the method for coat of silicon carbide, it is characterized in that in the step (four) dried carbon fiber being put into vacuum drying oven, vacuum drying oven is evacuated down to 10 at carbon fiber surface
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1600 ℃ condition sintering 0.5 hour, obtain the carbon fiber that the surface has coat of silicon carbide.
8, according to claim 1ly a kind ofly prepare the method for coat of silicon carbide, it is characterized in that in the step (four) dried carbon fiber being put into vacuum drying oven, vacuum drying oven is evacuated down to 10 at carbon fiber surface
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1400 ℃ condition sintering 1.0 hours, obtain the carbon fiber that the surface has coat of silicon carbide.
9, according to claim 1ly a kind ofly prepare the method for coat of silicon carbide, it is characterized in that in the step (four) dried carbon fiber being put into vacuum drying oven, vacuum drying oven is evacuated down to 10 at carbon fiber surface
-2Feed purity behind the Pa and be 99.9999% argon gas and under 1200 ℃ condition sintering 1.5 hours, obtain the carbon fiber that the surface has coat of silicon carbide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101512163A CN100497804C (en) | 2006-12-29 | 2006-12-29 | Method for preparing coat of silicon carbide on surface of carbon fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101512163A CN100497804C (en) | 2006-12-29 | 2006-12-29 | Method for preparing coat of silicon carbide on surface of carbon fiber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101003942A CN101003942A (en) | 2007-07-25 |
| CN100497804C true CN100497804C (en) | 2009-06-10 |
Family
ID=38703300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101512163A Expired - Fee Related CN100497804C (en) | 2006-12-29 | 2006-12-29 | Method for preparing coat of silicon carbide on surface of carbon fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100497804C (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103570352B (en) * | 2012-08-01 | 2015-06-03 | 苏州宏久航空防热材料科技有限公司 | Method for preparation of silicon carbide (SiC) coating on carbon material surface in graphite heat-generating body heating furnace by situ-reaction sintering |
| CN103570377B (en) * | 2012-08-01 | 2015-04-01 | 苏州宏久航空防热材料科技有限公司 | Method for preparation of silicon carbide (SiC) coating on carbon material surface in graphite heat-generating body heating furnace |
| CN103993475B (en) * | 2014-05-27 | 2016-07-06 | 哈尔滨工业大学 | A kind of preparation method at carbon fiber surface coated Si/C nano wire |
| CN104264455A (en) * | 2014-09-24 | 2015-01-07 | 中国人民解放军国防科学技术大学 | Low-cost preparation method of fiber surface silicon carbide coating |
| CN104532549B (en) * | 2014-12-10 | 2016-08-31 | 张家港市东大工业技术研究院 | A kind of method based on Microwave Induced Plasma quick obtaining carbon/coaxial fiber of carborundum and application |
| CN105130498A (en) * | 2015-07-02 | 2015-12-09 | 甘肃郝氏炭纤维有限公司 | Method for preparing silicon carbide coating on carbon material by employing reaction diffusion process |
| CN105350294B (en) * | 2015-10-29 | 2018-04-03 | 燕山大学 | A kind of chopped carbon fiber of applying silicon carbide layer and preparation method thereof |
| CN108129696A (en) * | 2017-11-27 | 2018-06-08 | 航天材料及工艺研究所 | A kind of hollow SiC/C core-shell particles and its preparation method and application |
| CN111041819B (en) * | 2019-12-13 | 2022-08-09 | 深圳市汇泰锦纺织有限公司 | SiC-Si 3 N 4 -carbon fiber composite body armor fabric and preparation method thereof |
| CN111892416A (en) * | 2020-07-27 | 2020-11-06 | 贵阳天龙摩擦材料有限公司 | Preparation method of carbon-ceramic brake disc |
| CN114541136A (en) * | 2022-01-27 | 2022-05-27 | 江苏亨睿航空工业有限公司 | Modified silicon carbide sizing agent for improving wave absorption performance of carbon fiber and preparation method thereof |
-
2006
- 2006-12-29 CN CNB2006101512163A patent/CN100497804C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101003942A (en) | 2007-07-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100497804C (en) | Method for preparing coat of silicon carbide on surface of carbon fiber | |
| Xin et al. | Ablative property and mechanism of C/C-ZrB2-ZrC-SiC composites reinforced by SiC networks under plasma flame | |
| CN110256082B (en) | Method for preparing single crystal silicon carbide nanofiber/silicon carbide ceramic matrix composite material by reaction sintering | |
| Li et al. | Fabrication of 2D C/ZrC–SiC composite and its structural evolution under high-temperature treatment up to 1800° C | |
| CN114276142B (en) | Method for preparing multi-element ultrahigh-temperature ceramic coating by coating-reaction infiltration | |
| Feng et al. | A composite structural high-temperature-resistant adhesive based on in-situ grown mullite whiskers | |
| Zhang et al. | Characterization and mechanical properties of Cf/ZrB2-SiC composites fabricated by a hybrid technique based on slurry impregnation, polymer infiltration and pyrolysis and low-temperature hot pressing | |
| Chen et al. | Water vapor corrosion behavior and failure mechanism of air sprayed bi-layer Yb2Si2O7/SiC and tri-layer Yb2Si2O7/(SiCw-Mullite)/SiC environmental barrier coating | |
| Yang et al. | Effects of the single layer CVD SiC interphases on the mechanical properties of the C/SiC composites fabricated by PIP process | |
| Chen et al. | Thermal cycling behavior of La2Zr2O7/Yb2Si2O7/SiC coated PIP Cf/SiC composites under burner rig tests | |
| CN109678540A (en) | BN nanotube interface phase Strengthening and Toughening carbon fibre reinforced ceramics based composites and preparation method thereof | |
| Li et al. | In-situ synthesis and growth mechanism of silicon nitride nanowires on carbon fiber fabrics | |
| Xu et al. | Oxidation behavior of 3D SiCf/SiBCN composites at 800–1200° C | |
| Fang et al. | Influence of hydrothermal carbon coating on the properties of CF/ZrB2/SiBCN prepared by slurry injection | |
| Liu et al. | Preparation of MoSi2-SiB6 oxidation inhibition coating on graphite by spark plasma sintering method | |
| Wang et al. | Recovery in oxidation behavior of damaged SiCZrB2/SiC coating of carbon/carbon composites | |
| Zhang et al. | Fabrication of carbon-coated boron carbide particle and its role in the reaction bonding of boron carbide by silicon infiltration | |
| CN102674874A (en) | ZrC-SiC-LaB6 ternary superhigh temperature ceramic composite material and preparation method thereof | |
| Jia et al. | Microstructure and properties of C/C–ZrC composites with matrix modification by slurry infiltration | |
| Yang et al. | Microstructure and mechanical properties of hot-pressed SiC nanofiber reinforced SiC composites | |
| Yang et al. | ZrB2 coating for the oxidation protection of carbon fiber reinforced silicon carbide matrix composites | |
| Tang et al. | Microstructure and mechanical properties of SiC/SiC joints reinforced by in-situ growth SiC nanowires | |
| JP2010070421A (en) | METHOD FOR MANUFACTURING SiC FIBER-REINFORCED SiC COMPOSITE MATERIAL | |
| Wang et al. | In situ growth of SiC nanowires toughened preceramic resin-based adhesive for connecting Cf/C composites in extreme environments | |
| CN110066176A (en) | The preparation method of boron nitride fiber enhancing silicon boron oxygen nitrogen ceramic matric composite |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090610 Termination date: 20121229 |