CN102587151A - Surface treatment method for carbon fiber product - Google Patents
Surface treatment method for carbon fiber product Download PDFInfo
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- CN102587151A CN102587151A CN2011100046995A CN201110004699A CN102587151A CN 102587151 A CN102587151 A CN 102587151A CN 2011100046995 A CN2011100046995 A CN 2011100046995A CN 201110004699 A CN201110004699 A CN 201110004699A CN 102587151 A CN102587151 A CN 102587151A
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Abstract
The invention relates to a surface treatment method for a carbon fiber product. The surface treatment method comprises the steps of: cleaning the surface of the product prepared from carbon fiber or composite materials thereof; repairing pores; and drying. In the step of cleaning, particles on the surface of the product and impurities in the micropores are removed by matching a supersonic wave oscillation technology with a liquid cleaning agent; in the step of repairing the pores, an aqueous medium with solid particles is acted on the surface of the product by the supersonic wave oscillation technology, and the solid particles are extruded into the pores by means of the conduction and pressure of supersonic waves; and in the step of drying, the aqueous medium on the surface of the product is volatilized or evaporated, and the sold particles are kept in the pores. According to the treatment method, the pores on the surface of the product prepared by the carbon fiber or the composite materials thereof can be repaired, void volumes are eliminated, the surface of the product is leveled, the surface properties of the product are improved, the subsequent surface is easy to treat and modify, the defects of micro holes or air bubble bulges and the like generated on the treated surface can be effectively overcome, and the product quality is improved.
Description
Technical field
The present invention relates to field of surface treatment, more specifically, relate to the method for a kind of Treatment of Carbon product surface micropore.
Background technology
Carbon fiber (carbon fibre) has the inherent characteristic of material with carbon element; Have the soft machinability of textile fabric again concurrently; It is the excellent material of a kind of mechanical property; Have wide future in engineering applications, all sports equipments, general industry and aircraft industry etc. all import carbon fibre material maturely and use.Application, transfer printing or other Surface-micromachining process may be implemented in carbon fibre material or the made product surface of its composite, reach the purpose that transform on the surface.Yet the outer surface region of carbon fiber or its composite has many micropores cave, has void volume and cause in outer surface, and air or contaminant particles are present in this void volume.Before Surface Machining steps such as application or transfer printing were implemented, product surface cleaning, the pre-process operation that removes particulate and fill up hole were necessary, reduce blemish as much as possible, can make follow-up application processing or transfer printing be processed with high-quality performance.
As shown in Figure 1, a kind of existing technology of filling up hole is at product 10 surface coated one film 11, with the micropore 12 on this film 11 closed product surface.But can know that from drawing though the opening of micropore 12 is sealed by film 11, void volume still exists, air or particulate still are present in the micropore 12, with heating schedule, application or the transfer materials generation reciprocation of follow-up Surface Machining.Modal problem is that in application or hot transfer printing procedure for processing, product is through heating processing; Air expanded by heating in the micropore makes film 11, application layer or transfer film 13 produce the convexity of air bubble-shaped, and is as shown in Figure 2; Also possibly break through each rete and form cut, make the finished surface defectiveness.
A kind of technology about the Treatment of Carbon surface hole defect; Apply for proposing in No. 02121070.5 in People's Republic of China's invention; The technical characterictic of this case is to utilize the radio frequency focusing device; With the carbon fiber induction heating, and near established hole, can thereby cause magnetic line of force compression, temperature is obviously raise owing to the former of hole; At the same time, with making the reaction environment that an acetylene gas is full of in the quartz ampoule that carbon fiber moved through, generation carbon atom Shen is amassed at carbon fiber surface and place, cavity and is accomplished defect mending after the acetylene cracking.
Above-mentionedly be applicable to filling a vacancy of fibre bundle surface hole defect, but be not suitable for carbon fiber or the made product of its composite in first to file.
Summary of the invention
Main purpose of the present invention is effectively filled up the problem that the following process surface produces defective that causes for the micropore of the product surface that solves carbon fiber or its composite.
For realizing above-mentioned purpose, the present invention adopts following design:
A kind of surface treatment method of carbon fiber product, it comprises:
Hole is repaired step, ultrasonic is imported one comprise in the aqueous medium of solid content particulate, and the solid content particulate is clamp-oned and is full of in the micropore on carbon fiber product surface.
The surface treatment method of aforesaid carbon fiber product, wherein, it comprises that also one is implemented on this hole repairing step clean step before, carries the impurity in this carbon fiber product surface and this micropore with product outside through liquid cleaning agent and separates.
The surface treatment method of aforesaid carbon fiber product, wherein, said clean step comprises ultrasonic is imported in the said liquid cleaning agent.
The surface treatment method of aforesaid carbon fiber product, wherein, it comprises that also one is implemented on this hole and repairs before step the step that said product is contacted with the said aqueous medium that comprises the solid content particulate.
The surface treatment method of aforesaid carbon fiber product, wherein, the step of said contact is that said product is soaked in the said aqueous medium that comprises the solid content particulate.
The surface treatment method of aforesaid carbon fiber product, wherein, it comprises that also is implemented on a hole repairing step drying steps afterwards.
The surface treatment method of aforesaid carbon fiber product, wherein, said drying steps adopts static seasoning.
The invention has the beneficial effects as follows:
Processing method of the present invention is to carry out cleaning step, hole repairing step and drying steps at carbon fiber or the made product surface of its composite.Cleaning step is to cooperate liquid cleaning agent with ultrasonic concussion technology, removes the surface particle of product and removes the impurity in the micropore.It also is will comprise that with ultrasonic concussion technology the aqueous medium of solid content particulate acts on the surface of product that hole is repaired step, and through supersonic conduction and pressure, the solid content particulate is clamp-oned in the hole.Drying steps makes the aqueous medium volatilization or the evaporation of product surface, and the solid content particulate remains in the hole.
Adopt processing method of the present invention; Can repair the surface pore of the made product of carbon fiber or its composite, eliminate void volume, make the product surface leveling; Improve the surface nature of product; Make follow-up Surface Machining transform easy to implement carrying out, effectively reduce finished surface and produce defectives such as little hole or bubble convexity, promote product quality.
Description of drawings
Fig. 1 produces the microcosmic generalized section of a film with the closed porosity crack with prior art at the product surface of carbon fiber or its composite.
Fig. 2 causes follow-up application layer or transfer film to produce the protruding microcosmic generalized section of air bubble-shaped with the membrane sealed micropore.
Fig. 3 is the inventive method flow chart.
Fig. 4 is the microcosmic generalized section of product and solid content particulate aqueous medium contact procedure.
Fig. 5 carries out the microcosmic generalized section that hole is repaired step for product.
The microcosmic generalized section of Fig. 6 for the micropore of the product surface of carbon fiber or its composite being tamped with the present invention.
The specific embodiment
For ease of explanation the present invention represented central idea in foregoing invention content one hurdle, express with specific embodiment at present.Various different objects are to describe in the ratio that is suitable for explaining, size, deflection or displacement among the embodiment, but not draw in the ratio of actual components.And in the following explanation, similar elements is to represent with identical numbering.
As shown in Figure 3, the surface treatment method of the product that carbon fiber of the present invention or its composite are made comprises:
The liquid cleaning agent contact procedure fully contacts the surface of product with liquid cleaning agent, described contact means are meant product is soaked in the liquid cleaning agent;
Clean step, ultrasonic is imported in the liquid cleaning agent, the impurity that amass in the surface micro hole in particulate that product surface is adhered to and Shen is carried outside, separates with product;
Solid content particulate aqueous medium contact procedure, as shown in Figure 4, the product 20 through cleaning step is fully contacted with the aqueous medium that contains solid content particulate 30 31, described contact means are meant product are soaked in this aqueous medium 31;
Hole is repaired step; As shown in Figure 5, ultrasonic is imported in this aqueous medium 31, conduct in aqueous medium 31 through the high speed vibratory forces; The intermolecular generation pressure of aqueous medium 31 are changed, solid content particulate 30 is clamp-oned and is full of in the micropore 21 on product 20 surfaces;
Drying steps, as shown in Figure 6, with static seasoning (for example oven drying method or drying at room temperature method) aqueous medium of product surface is volatilized or evaporation, solid content particulate 30 is remained full of in micropore 21.
The above-mentioned aqueous medium that contains the solid content particulate is to get via the mixed powder operation that solid content particulate 30 and aqueous medium 21 are mixed mutually, and the solid content particulate can be same particle size scope or different-grain diameter scope.The advantage that adopts different-grain diameter scope solid content particulate is that micropore hole, the ditch crack of the different high breadth depth ratios of product surface can be filled by the solid content particulate of different-grain diameter scope, to guarantee that each micropore hole or ditch crack are all tamped.The solid content particulate can be heat-resisting solid shape material such as carbon, graphite or macromolecule.
Above-mentioned steps of the present invention makes the surface micro hole of the made product of carbon fiber or its composite obtain to tamp repairing; Eliminate the void volume on surface; Help follow-up product application processing or transfer printing procedure for processing especially; Air or the contaminant particles avoiding being present in the void volume make process layer film produce the problem of bubble or holes because of processing hot journey expansion, thereby make application layer or transfer printing layer at trickle planarization high-quality performance arranged also, improve product quality.
Claims (7)
1. the surface treatment method of a carbon fiber product is characterized in that, it comprises:
Hole is repaired step, ultrasonic is imported one comprise in the aqueous medium of solid content particulate, and the solid content particulate is clamp-oned and is full of in the micropore on carbon fiber product surface.
2. the surface treatment method of carbon fiber product as claimed in claim 1; It is characterized in that; It comprises that also one is implemented on this hole repairing step clean step before, carries the impurity in this carbon fiber product surface and this micropore with product outside through liquid cleaning agent and separates.
3. the surface treatment method of carbon fiber product as claimed in claim 2 is characterized in that, said clean step comprises ultrasonic is imported in the said liquid cleaning agent.
4. the surface treatment method of carbon fiber product as claimed in claim 1 is characterized in that, it comprises that also one is implemented on this hole and repairs before step the step that said product is contacted with the said aqueous medium that comprises the solid content particulate.
5. the surface treatment method of carbon fiber product as claimed in claim 4 is characterized in that, the step of said contact is that said product is soaked in the said aqueous medium that comprises the solid content particulate.
6. the surface treatment method of carbon fiber product as claimed in claim 1 is characterized in that, it comprises that also is implemented on a hole repairing step drying steps afterwards.
7. the surface treatment method of carbon fiber product as claimed in claim 6 is characterized in that, said drying steps adopts static seasoning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100046995A CN102587151A (en) | 2011-01-11 | 2011-01-11 | Surface treatment method for carbon fiber product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100046995A CN102587151A (en) | 2011-01-11 | 2011-01-11 | Surface treatment method for carbon fiber product |
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| CN102587151A true CN102587151A (en) | 2012-07-18 |
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| CN2011100046995A Pending CN102587151A (en) | 2011-01-11 | 2011-01-11 | Surface treatment method for carbon fiber product |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421035A (en) * | 2015-12-15 | 2016-03-23 | 辽宁石油化工大学 | Liquid deposition carbon fiber treating method adopting sulfuric acid carbonized starch |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5936762A (en) * | 1982-08-26 | 1984-02-29 | 東レ株式会社 | Sizing of carbon fiber |
| JPS62149970A (en) * | 1985-12-25 | 1987-07-03 | 東レ株式会社 | Treatment of carbon fiber |
| CN1124308A (en) * | 1995-06-20 | 1996-06-12 | 上海交通大学 | Technology for carbon fibre single-way reinforced aluminium base composite material |
| CN1702202A (en) * | 2005-06-22 | 2005-11-30 | 中山大学 | Active carbon fiber containing nano titanium dioxide particles and its preparation method and uses |
-
2011
- 2011-01-11 CN CN2011100046995A patent/CN102587151A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5936762A (en) * | 1982-08-26 | 1984-02-29 | 東レ株式会社 | Sizing of carbon fiber |
| JPS62149970A (en) * | 1985-12-25 | 1987-07-03 | 東レ株式会社 | Treatment of carbon fiber |
| CN1124308A (en) * | 1995-06-20 | 1996-06-12 | 上海交通大学 | Technology for carbon fibre single-way reinforced aluminium base composite material |
| CN1702202A (en) * | 2005-06-22 | 2005-11-30 | 中山大学 | Active carbon fiber containing nano titanium dioxide particles and its preparation method and uses |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421035A (en) * | 2015-12-15 | 2016-03-23 | 辽宁石油化工大学 | Liquid deposition carbon fiber treating method adopting sulfuric acid carbonized starch |
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Application publication date: 20120718 |