CN101144214A - Method for manufacturing ultra-thin flexible conductive cloth - Google Patents
Method for manufacturing ultra-thin flexible conductive cloth Download PDFInfo
- Publication number
- CN101144214A CN101144214A CNA2006101275632A CN200610127563A CN101144214A CN 101144214 A CN101144214 A CN 101144214A CN A2006101275632 A CNA2006101275632 A CN A2006101275632A CN 200610127563 A CN200610127563 A CN 200610127563A CN 101144214 A CN101144214 A CN 101144214A
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- Prior art keywords
- cloth
- manufacture method
- thickness
- thin flexible
- ultra
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/83—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
Abstract
The present invention relates to a manufacturing method for ultrathin and soft conducting cloth. The method comprises the following steps: cloth weaved with artificial fiber is provided, at least one time hot press polishing process is performed to the cloth to reduce the thickness of the cloth and increase the softness, non electrolyzing electroplating is performed to make the cloth through hot press polishing process metalized, and thus the ultrathin and soft conducting cloth with electromagnetic wave shading effect is produced.
Description
Technical field
The present invention relates to the technical field of conductive fabric, especially refer to a kind of method that cloth is become have electromagnetic shielding effect, ultra-thin and soft conduction cloth.
Background technology
In response to the electronic product microminiaturization, produce the conductive fabric that misoperation is used as the electromagnetic wave influence or other e-machine that prevent to leak by e-machine, also must synchronous ultra-thinization and softnessization.Conventional conductive fabric can conduct electricity pressure sensitive adhesive and become electricity conductive cloth tape through coating or applying.But,, for demand thin thickness and microminiaturized product with flexibility very big restriction and defective are arranged so if the thickness of conductive fabric is blocked up and pliability is relatively poor.
At present the conductive fabric of ultra-thin flexible generally is to adopt as about 30 DENIER of DENIER number about 80 DENIER extremely, and the gained fabric thickness can be as thin as about 50 μ m to flat ratio to about 10: 1 special weaving yarns such as flat yams in about 2: 1.The conductive fabric thickness of knitting with yarn than general about 5 DENIER commonly used to about 150 DENIER can reduce by about 60% thickness, and have preferable pliability at least about 80 μ m.But flat yams need all be arranged in the flat direction of width when the warp thread warping, if flat yams has width and height stagger arrangement when weaving, then cloth cover has the effect that irregular lines and thickness can't reach original purpose of design.Therefore, flat yams has the cost height, weaves shortcomings such as difficulty height, and it is limited relatively to make the possibility of the fabric with somewhat complex design.
The existing restriction that has the blocked up and flexibility difference of thickness at general conductive fabric, and have shortcomings such as the difficulty of weaving and design be upward limited with the conductive fabric that flat yams is made into, thus limit its final application job field, the necessary improvement.
Summary of the invention
For restriction and the defective of improving above-mentioned existing conductive fabric, main purpose of the present invention is to provide a kind of manufacture method of ultra-thin flexible conductive cloth.
The manufacture method of ultra-thin flexible conductive cloth of the present invention comprises the following steps: to provide the cloth that is made into artificial fibre, and cloth is carried out hot calendered technology at least one time, and carries out electroless plating metallizing through the cloth of hot calendered.
Description of drawings
Do not have
The specific embodiment
In specific embodiments of the invention, the manufacture method of ultra-thin flexible conductive cloth comprises the following steps:
The cloth that is made into artificial fibre is provided; With cloth through concisely cleaning, behind HEAT SETTING and the surface coarsening, cloth carried out hot calendered technology at least one time, with the thickness that reduces cloth with increase pliability; With cloth after the surface is adjusted, with electroless plating on the cloth surface the even metal level of plated with copper, nickel, silver, gold or its alloy.
The employed artificial fibre of said method can be any artificial fibre, for example, but is not limited to, and rayon fibers (rayonfiber), nylon fiber, polyester fiber or acrylic fiber are preferably polyester fiber.Artificial fibre has the fineness of about 5 DENIER to about 50 DENIER, has the cloth of about 70 μ m to the thickness of about 100 μ m to be made into.
Concise clean and the HEAT SETTING of above-mentioned cloth are to carry out in a usual manner.Liquid caustic soda decrement mode known to above-mentioned surface coarsening technology can be usually, reduction rate are about 5% to about 40%, are preferably about 10% to about 25%.
Above-mentioned hot calendered technology is via two or three cylinders, preferably comprises a rubber cylinder and other is stainless steel drum, and the cloth strand is pressed.Preferably, carry out twice thickness and increase pliability of hot calendered to reduce cloth.In specific embodiments of the invention, the hot calendered condition is as follows: temperature is about 50 ℃ to about 230 ℃, preferred about 130 ℃ to about 190 ℃; Pressure is extremely about 500daN/cm of about 50daN/cm, and preferably about 150daN/cm is to about 300daN/cm; Calender speed is extremely about 80M/min of about 5M/min, and preferably about 10M/min is to about 50M/min.
In specific embodiments of the invention, has the thickness of about 40 μ m to about 60 μ m through the ultra-thin flexible conductive cloth of hot calendered technology.
Above-mentioned electroless plating technology is that described those skilled in the art are known, and wherein employed metal can be any electric conductivity good metal, for example, but is not limited to copper, nickel, silver, gold or its alloy.
The prepared ultra-thin flexible conductive cloth of the inventive method, can be coated with or fit the conduction pressure sensitive adhesive with as electricity conductive cloth tape, and be convenient final application job, can through cut volume, itemize, cut with processing such as stamp after, become the ultra-thin flexible conductive cloth adhesive tape of web-like or sheet, it has radiation proof, antistatic characteristic, can prevent the electromagnetic wave influence of being leaked by e-machine or other e-machine and produces misoperation.
In specific embodiments of the invention, described ultra-thin flexible conductive cloth is in whole volume mode, its width is that about 50cm is to about 180cm, be preferably about 90cm to about 155cm, via the coating or the about 10 μ m of coating thickness to about 60 μ m know the conduction pressure sensitive adhesive become electricity conductive cloth tape, be processed into the ultra-thin flexible conductive cloth adhesive tape that is beneficial to final application job through cut volume, itemize and cutting etc. afterwards, its thickness is about 50 μ m to about 120 μ m.
Following examples only are used for that the invention will be further described, rather than limit the scope of the invention.Correction and change that any described those skilled in the art can reach easily are included within the protection domain of this case specification disclosure and appended claims.
Embodiment
Carry out the following step to make ultra-thin flexible conductive cloth:
Weave cotton cloth: the polyester fiber with 125/inch of warp thread 20 DENIER/24 fiber numbers, weft yarn 30 DENIER/12 fiber numbers, 189/inch of warp-wise density and latitudinal densities is made into the flat fabric that thickness is about 81 μ m.
Surface coarsening: under 80 ℃, flat fabric be impregnated in 20% sodium hydrate aqueous solution 15 minutes, reduction rate is 15%.
Hot calendered: with the operating condition of 160 ℃ of temperature, pressure 230daN/cm-500daN/cm, calender speed 25M/min, the same board that utilization comprises two cylinders carries out hot calendered technology twice to flat fabric, in the same one side press polish twice of cloth, fabric thickness is kept to 50 μ m;
Electroless plating: activate earlier: under 30 ℃, cloth was flooded 3 minutes in the solution that comprises palladium bichloride 100mg/L, stannous chloride 10g/L and hydrochloric acid 100ml/L, clean fully then; Follow speedization: under 45 ℃, cloth was flooded 3 minutes in hydrochloric acid 100ml/L, clean fully then; Carry out electroless plating copper afterwards: under 40 ℃, cloth is being comprised copper sulphate 10g/L, formaldehyde 7.5ml/L, NaOH 8g/L, tetrasodium ethylenediaminetetraacetate salt (ethylenediamine tetraacetic acid tetrasodium salt; EDTA-4Na) flooded 20 minutes in the solution of 30g/L and stabilizing agent 0.25ml/L, on cloth, evenly to plate metallic copper 25 gram/M
2, clean fully then; Then carry out electroless nickel plating: under 40 ℃, cloth was flooded 5 minutes, on cloth, evenly to plate metallic nickel 5 gram/M in the solution that comprises nickelous sulfate 22.5g/L, inferior sodium phosphate 18g/L, natrium citricum 0.1M/L and ammoniacal liquor 20ml/L
2, clean fully then, dry at last, make the conductive fabric that thickness is about 52 μ m.
The conduction pressure sensitive adhesive is fitted: the two-sided release liners of thickness 40 μ m is not had base material conduction pressure sensitive adhesive, fit on the conductive fabric with applying tension force 15Kg, 20M/ minute operating condition of applying speed, because the conduction pressure sensitive adhesive has the organization internal that part is infiltrated cloth, therefore after fitting, the conduction pressure sensitive adhesive adds that the ultra-thin flexible conductive cloth gross thickness is about 70 μ m, becomes the conductive fabric pressure sensitive adhesive tape that web-like or sheet contain release liners afterwards after processing such as cut volume, itemize and cut.
In sum, manufacture method of the present invention only needs to increase hot calendered technology before the electroless plating cloth, can significantly reduce fabric thickness, again via obtaining the soft again conductive fabric of thin thickness behind the electroless plating.Than the cloth that routine is made into flat yams or other Special Category yarn, manufacture method of the present invention is not only simple, cost is low, and can make the ultra-thin flexible conductive fabric with somewhat complex design, truly has very big help for the practical territory of conductive fabric.
Claims (8)
1. the manufacture method of a ultra-thin flexible conductive cloth, it comprises the following steps:
The cloth that is made into artificial fibre is provided;
Described cloth is carried out hot calendered technology at least one time; And
Carry out electroless plating so that described cloth through hot calendered is metallized.
2. manufacture method as claimed in claim 1, wherein said artificial fibre comprise rayon fibers (rayon fiber), nylon fiber, polyester fiber or acrylic fiber.
3. manufacture method as claimed in claim 1, wherein said artificial fibre have the fineness of about 5 DENIER to about 50 DENIER.
4. manufacture method as claimed in claim 1, wherein said cloth through hot calendered have the thickness of about 40 μ m to about 60 μ m.
5. manufacture method as claimed in claim 1, wherein the temperature of hot calendered technology be about 50 ℃ to about 230 ℃, the about 50daN/cm of pressure to about 500daN/cm, and the about 5M/min of calender speed about 80M/min extremely.
6. manufacture method as claimed in claim 1, wherein said electroless plating comprise the metal level to the even plated with copper in cloth surface, nickel, silver, gold or its alloy.
7. manufacture method as claimed in claim 1, wherein prepared described ultra-thin flexible conductive cloth are to be used for coating or the conduction pressure sensitive adhesive of fitting, with as electricity conductive cloth tape.
8. manufacture method as claimed in claim 7, wherein said electricity conductive cloth tape have the thickness of about 50 μ m to about 120 μ m.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101275632A CN101144214A (en) | 2006-09-12 | 2006-09-12 | Method for manufacturing ultra-thin flexible conductive cloth |
| EP07116226A EP1900869A3 (en) | 2006-09-12 | 2007-09-12 | Method of manufacturing ultra-thin soft conductive cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101275632A CN101144214A (en) | 2006-09-12 | 2006-09-12 | Method for manufacturing ultra-thin flexible conductive cloth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101144214A true CN101144214A (en) | 2008-03-19 |
Family
ID=38895917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101275632A Pending CN101144214A (en) | 2006-09-12 | 2006-09-12 | Method for manufacturing ultra-thin flexible conductive cloth |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP1900869A3 (en) |
| CN (1) | CN101144214A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102191523A (en) * | 2011-05-04 | 2011-09-21 | 淮安富扬电子材料有限公司 | Manufacturing method of ultrathin conductive fabric |
| CN107419524A (en) * | 2017-08-03 | 2017-12-01 | 浙江三元电子科技有限公司 | A kind of ultra-thin electromagnetic shielding material |
| CN108400339A (en) * | 2018-02-28 | 2018-08-14 | 湖北大学 | A kind of preparation method and applications of nickel cloth collector |
| CN110228237A (en) * | 2019-06-21 | 2019-09-13 | 华南理工大学 | A kind of multiple dimensioned high property superthin electromagnetic wave shield film of secondary hot pressing and preparation method thereof |
| CN113338050A (en) * | 2021-06-07 | 2021-09-03 | 深圳先进电子材料国际创新研究院 | High-temperature-resistant metallized fiber cloth and conductive silica gel composite material, preparation method thereof and application thereof in SMT (surface mounting technology) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4097282A4 (en) * | 2020-01-28 | 2024-05-15 | Noble Biomaterials Inc | Metalized fabric that dissipates and scatters infrared light and methods of making and using the same |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005200794A (en) * | 2004-01-16 | 2005-07-28 | Daiwa Fine Chemicals Co Ltd (Laboratory) | Method for producing metal-covered fabric for preventing electromagnetic disturbance, the metal-covered fabric for preventing the electromagnetic disturbance using the production method, and product for preventing the electromagnetic disturbance using the metal-covered fabric |
| KR200371726Y1 (en) * | 2004-08-24 | 2005-01-07 | 조인셋 주식회사 | Multi-purpose adhesive tape capable of adhering on both sides |
-
2006
- 2006-09-12 CN CNA2006101275632A patent/CN101144214A/en active Pending
-
2007
- 2007-09-12 EP EP07116226A patent/EP1900869A3/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102191523A (en) * | 2011-05-04 | 2011-09-21 | 淮安富扬电子材料有限公司 | Manufacturing method of ultrathin conductive fabric |
| CN107419524A (en) * | 2017-08-03 | 2017-12-01 | 浙江三元电子科技有限公司 | A kind of ultra-thin electromagnetic shielding material |
| CN108400339A (en) * | 2018-02-28 | 2018-08-14 | 湖北大学 | A kind of preparation method and applications of nickel cloth collector |
| CN108400339B (en) * | 2018-02-28 | 2020-05-05 | 湖北大学 | Preparation method and application of nickel cloth current collector |
| CN110228237A (en) * | 2019-06-21 | 2019-09-13 | 华南理工大学 | A kind of multiple dimensioned high property superthin electromagnetic wave shield film of secondary hot pressing and preparation method thereof |
| CN110228237B (en) * | 2019-06-21 | 2021-07-20 | 华南理工大学 | Secondary hot-pressing multi-scale ultrathin high-performance electromagnetic shielding film and preparation method thereof |
| CN113338050A (en) * | 2021-06-07 | 2021-09-03 | 深圳先进电子材料国际创新研究院 | High-temperature-resistant metallized fiber cloth and conductive silica gel composite material, preparation method thereof and application thereof in SMT (surface mounting technology) |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1900869A3 (en) | 2009-04-01 |
| EP1900869A2 (en) | 2008-03-19 |
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Open date: 20080319 |