TWI727945B - 石墨片及其製備方法 - Google Patents
石墨片及其製備方法 Download PDFInfo
- Publication number
- TWI727945B TWI727945B TW105110059A TW105110059A TWI727945B TW I727945 B TWI727945 B TW I727945B TW 105110059 A TW105110059 A TW 105110059A TW 105110059 A TW105110059 A TW 105110059A TW I727945 B TWI727945 B TW I727945B
- Authority
- TW
- Taiwan
- Prior art keywords
- graphite
- coating
- substrate
- fibers
- graphite sheet
- Prior art date
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 128
- 239000010439 graphite Substances 0.000 title claims abstract description 125
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 125
- 238000000034 method Methods 0.000 title claims description 39
- 239000000835 fiber Substances 0.000 claims description 58
- 238000000576 coating method Methods 0.000 claims description 38
- 239000011248 coating agent Substances 0.000 claims description 37
- 239000000758 substrate Substances 0.000 claims description 33
- 229920000642 polymer Polymers 0.000 claims description 23
- 229920002994 synthetic fiber Polymers 0.000 claims description 13
- 239000012209 synthetic fiber Substances 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 11
- -1 polyethylene Polymers 0.000 claims description 10
- 239000004952 Polyamide Substances 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 9
- 238000009792 diffusion process Methods 0.000 claims description 9
- 229920002647 polyamide Polymers 0.000 claims description 9
- 229920000742 Cotton Polymers 0.000 claims description 7
- 239000000123 paper Substances 0.000 claims description 6
- 229920002678 cellulose Polymers 0.000 claims description 5
- 239000001913 cellulose Substances 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 5
- 244000025254 Cannabis sativa Species 0.000 claims description 4
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims description 4
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- 235000009120 camo Nutrition 0.000 claims description 4
- 235000005607 chanvre indien Nutrition 0.000 claims description 4
- 239000011487 hemp Substances 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 4
- 238000010998 test method Methods 0.000 claims description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 229920002620 polyvinyl fluoride Polymers 0.000 claims description 3
- ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 claims description 3
- 210000002268 wool Anatomy 0.000 claims description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 2
- 239000005977 Ethylene Substances 0.000 claims description 2
- 239000004677 Nylon Substances 0.000 claims description 2
- 229920000297 Rayon Polymers 0.000 claims description 2
- 229920001778 nylon Polymers 0.000 claims description 2
- 239000002964 rayon Substances 0.000 claims description 2
- 239000005445 natural material Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 24
- 239000010408 film Substances 0.000 description 13
- 238000005087 graphitization Methods 0.000 description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 229920001721 polyimide Polymers 0.000 description 5
- 238000003763 carbonization Methods 0.000 description 4
- 229920000915 polyvinyl chloride Polymers 0.000 description 4
- 239000004800 polyvinyl chloride Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 229920003043 Cellulose fiber Polymers 0.000 description 3
- 240000000907 Musa textilis Species 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 229910021382 natural graphite Inorganic materials 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 229920006254 polymer film Polymers 0.000 description 3
- 229940068984 polyvinyl alcohol Drugs 0.000 description 3
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 3
- 102000004169 proteins and genes Human genes 0.000 description 3
- 108090000623 proteins and genes Proteins 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000007611 bar coating method Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- 229920002972 Acrylic fiber Polymers 0.000 description 1
- 244000198134 Agave sisalana Species 0.000 description 1
- 244000146553 Ceiba pentandra Species 0.000 description 1
- 235000003301 Ceiba pentandra Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 240000000491 Corchorus aestuans Species 0.000 description 1
- 235000011777 Corchorus aestuans Nutrition 0.000 description 1
- 235000010862 Corchorus capsularis Nutrition 0.000 description 1
- 240000004282 Grewia occidentalis Species 0.000 description 1
- 240000006240 Linum usitatissimum Species 0.000 description 1
- 235000004431 Linum usitatissimum Nutrition 0.000 description 1
- 229920000433 Lyocell Polymers 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000004693 Polybenzimidazole Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002557 mineral fiber Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920005575 poly(amic acid) Polymers 0.000 description 1
- 229920000553 poly(phenylenevinylene) Polymers 0.000 description 1
- 229920002480 polybenzimidazole Polymers 0.000 description 1
- 229920002577 polybenzoxazole Polymers 0.000 description 1
- 229920006306 polyurethane fiber Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- RAPZEAPATHNIPO-UHFFFAOYSA-N risperidone Chemical compound FC1=CC=C2C(C3CCN(CC3)CCC=3C(=O)N4CCCCC4=NC=3C)=NOC2=C1 RAPZEAPATHNIPO-UHFFFAOYSA-N 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
- B32B9/007—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile comprising carbon, e.g. graphite, composite carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
- B32B19/04—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/024—Woven fabric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/047—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material made of fibres or filaments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/06—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/20—Graphite
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/20—Graphite
- C01B32/205—Preparation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/02—Coating on the layer surface on fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/12—Coating on the layer surface on paper layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/24—Organic non-macromolecular coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/26—Polymeric coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/28—Multiple coating on one surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0223—Vinyl resin fibres
- B32B2262/0238—Vinyl halide, e.g. PVC, PVDC, PVF, PVDF
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0253—Polyolefin fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0261—Polyamide fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0292—Polyurethane fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/04—Cellulosic plastic fibres, e.g. rayon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/06—Vegetal fibres
- B32B2262/062—Cellulose fibres, e.g. cotton
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/06—Vegetal fibres
- B32B2262/062—Cellulose fibres, e.g. cotton
- B32B2262/065—Lignocellulosic fibres, e.g. jute, sisal, hemp, flax, bamboo
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/08—Animal fibres, e.g. hair, wool, silk
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/106—Carbon fibres, e.g. graphite fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/54—Yield strength; Tensile strength
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/546—Flexural strength; Flexion stiffness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/732—Dimensional properties
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2204/00—Structure or properties of graphene
- C01B2204/20—Graphene characterized by its properties
- C01B2204/32—Size or surface area
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Carbon And Carbon Compounds (AREA)
- Laminated Bodies (AREA)
Abstract
本發明提供一種在水平/垂直方向上之熱擴散係數比值為300或更高之石墨片。亦提供一種在垂直方向上之熱擴散係數為2.0mm2/s或更低之石墨片。該石墨片在水平方向上具有良好的導熱性以及良好的可撓性。此外,該石墨片可以具經濟效益之低成本製成。
Description
本發明有關一種在水平/垂直方向上具有高的熱擴散係數比值且同時具有良好可撓性之石墨片,以及其製備方法。
近年來,電子裝置更輕、更薄、更短以及更小,且亦高度整合成多功能,導致其中之熱密度增加。因此需要克服熱輻射之問題。熱輻射非常重要,因為其亦與裝置之可靠性以及使用夀命緊密相關。據此,已開發出各種的散熱器,且以散熱墊、散熱片、散熱漆等等之形式販售。其等輔助或取代像是散熱風扇、散熱針以及熱散管之習用散熱裝置。
散熱片可製作成石墨片、聚合陶瓷複合片、多塗層薄金屬片等等。石墨片輕薄且具有可與銅比擬,甚或更高的導熱性。因此,其等被用在電路板之間、電漿電視之PDP中等等。
製造薄膜形石墨之典型的例子,包括一種稱作
“石墨膨脹法”之方法。在此方法中,是藉由將天然石墨浸在濃硫酸與濃醋酸之混合物中,然後將其快速加熱而製得石墨。在清洗移除酸後,使用高壓壓制,將因此獲得之石墨壓成薄膜形狀。然而,因此製得之薄膜形石墨具有強度不足之缺點,其之其它物理特性亦不好,且有殘留的酸可能產生之不利的影響。
為了處理以上之缺點,已開發出一種藉由直接熱處理特定聚合物薄膜之石墨化方法(在下文中稱作“聚合物石墨化方法”)。在此方法中使用之聚合物薄膜包括,例如,聚噁二唑、聚醯胺、聚苯撐乙烯、聚苯并咪唑、聚苯并噁唑、聚噻唑以及聚醯胺薄膜。相較於習用之石墨膨脹法,聚合物石墨化方法非常簡單,其特徵為,其基本上不會牽涉到諸如酸之雜質,以及於此方法中產生之石墨具有接近單一結晶石墨之良好的導熱性或導電性(見日本早期公開專利公開案第Sho 60-181129號、Hei 7-109171號以及Sho 61-275116號)。
此外,在聚合物石墨化方法中,於聚合物薄膜中添加諸如碳奈米管之添加物,可改善石墨之機械特性(見日本專利案第5275721號)。
然而,相較於石墨膨脹法,聚合物石墨化方法很難製造厚的石墨薄膜。
雖然習用的石墨片在水平方向上具有高熱擴散係數(或導熱性),但其等在垂直方向上具低的熱擴散係數,且較為昂貴。
本發明之一目的是提供一種藉由降低垂直方向上之熱擴散係數以及提高水平方向上之熱擴散係數,而在水平/垂直方向上具有高的熱擴散係數比值之石墨片,以及其製造方法。
本發明之另一目的是提供一種在水平/垂直方向上具有高的熱擴散係數比值,且同時具有良好可撓性之石墨片。
本發明提供一種在水平/垂直方向上具有熱擴散係數比值為300或更高之石墨片。
本發明提供一種在垂直方向上具有熱擴散係數為2.0mm2/s或更低之石墨片。
本發明提供一種用於製造石墨片之方法,其包含(1)提供一基底,其包含天然纖維、合成纖維或紙;(2)用一包含至少一種擇自於由聚合物、碳化聚合物以及石墨所構成之群組之塗佈溶液,第一次塗佈該基底之一側或二側;以及(3)利用熱處理該塗佈的基底,將其石墨化。
本發明提供一種石墨片,其包含一內層,其包含石墨纖維;以及一石墨外層,其覆蓋該內層之一側或二側。
本發明之石墨片在水平/垂直方向上具有高的熱
擴散係數比值,因為其在垂直方向上具有低熱擴散係數,而在水平方向上具有高熱擴散係數,且同時具有良好的可撓性。
此外,該石墨片可在使用相對便宜的纖維基底取代昂貴的聚醯亞胺薄膜(PI薄膜)之低製造成本下製得。
102、106、110、112‧‧‧石墨外層(石墨塗層)
104‧‧‧石墨內層(石墨基底層)
114‧‧‧包含石墨纖維之纖維束
116‧‧‧用於取得掃描式電子顯微鏡(SEM)影像之模塑料
圖1以及2是本發明之一具體例之石墨片的基底表面與橫截面之掃描式電子顯微鏡(SEM)影像。
本發明有關一種藉由熱處理(i)一基底,其包含天然纖維、合成纖維或紙,以及(ii)一塗層,其提供在該基底之一側或二側上,且包含至少一種擇自於由聚合物、碳化聚合物以及石墨所構成之群組,而獲得之石墨片。
在本發明之石墨片中,該基底可由天然纖維構成,而該天然纖維可大略分成纖維素纖維、蛋白質纖維以及礦物纖維。纖維素纖維可包括(i)種子纖維,諸如棉以及木棉、(ii)莖纖維,諸亞麻、宁麻、大麻以及黃麻、(iii)果實纖維,諸如椰纖維以及(iv)葉纖維,諸如馬尼拉麻(Manila hemp;abaca)以及劍麻。蛋白質纖維包括(i)羊毛纖維、(ii)絲纖維以及(iii)毛髮纖維。在組成本發明之石墨片之基底是由天然纖維構成之情況下,該天然纖維較佳地可為至少一種擇自於由棉、麻、羊毛以及絲所構成之群組之天然纖維。
此外,在本發明之石墨片中,該基底可由合成纖
維構成,該合成纖維可大略分成有機纖維以及無機纖維。有機纖維可包括(i)再生纖維,包括諸如嫘縈、Tencil纖維(或萊塞爾(lyocell))以及木代爾(Modale)之纖維素基纖維,以及蛋白質基纖維;(ii)半合成纖維,包括諸如醋酸酯以及三醋酸酯之纖維素基纖維,或(iii)合成纖維,諸如聚醯胺纖維、聚酯纖維、聚胺基甲酸酯纖維、聚乙烯纖維、聚氯乙烯纖維、聚氟乙烯纖維、聚乙烯醇纖維、丙烯酸纖維以及聚丙烯纖維。在組成本發明之石墨片之基底是由合成纖維構成之情況下,該合成纖維可為至少一種擇自於由下列所構成之群組之合成纖維:尼龍、聚酯、聚胺基甲酸酯、聚乙烯、聚氯乙烯、聚氟乙烯、聚乙烯醇、壓克力以及聚丙烯;或至少一種擇自於由螺縈、醋酸酯以及三醋酸酯所構成之群組之纖維素基纖維。
此外,在本發明之石墨片中,該基底可由紙構成。
在本發明之石墨片中,該塗層可包含聚合物。該聚合物可為至少一種擇自於由下列所構成之群組:聚醯亞胺、聚醯胺酸、聚氯乙烯、聚酯、聚胺基甲酸酯、聚乙烯、聚氟乙烯、聚乙烯醇、壓克力以及聚丙烯。特別地,該聚合物可為至少一種擇自於由下列所構成之群組:具有重量平均分子量為200,000-300,000之聚醯亞胺、聚醯胺酸以及聚氯乙烯。
在本發明之石墨片中,該塗層可包含碳化聚合物。該碳化聚合物可經由在諸如氮以及氬之惰性氣體環境中,
於800至1,800℃,特別是1,000至1,400℃之溫度下,熱處理聚合物而獲得。該碳化聚合物包含碳之數量,以該塗層之總數量計,可為90重量%或更多。視所使用之聚合物種類而定,該碳化聚合物中所含之碳的數量,以該聚合物一起開始之數量計,可為約2至50重量%。
在本發明之石墨片中,該塗層可包含石墨。該石墨可為天然石墨或膨脹石墨。該膨脹石墨指的是用硫酸、硝酸等等之混合物處理天然石墨、熱解石墨、凝析石墨等等,清洗、乾燥以及在約1,000℃之膨脹熔爐中將其膨脹所獲得之石墨。
在本發明之石墨片中,該塗層可包含至少一種擇自於由聚醯胺酸、聚醯亞胺以及石墨所構成之群組。
本發明之石墨片在水平/垂直方向上具有熱擴散係數比值為300或更高、400或更高或500或更高。特別是,該在水平/垂直方向上之熱擴散係數比值可為300至2,000;300至1,800;300至1,500;400至1,250;或500至1,000。
本發明之石墨片在水平方向上可具有熱擴散係數為100至1,000mm2/s、200至800mm2/s或400至600mm2/s。
本發明之石墨片在垂直方向上可具有熱擴散係數為2.0mm2/s或更低或1.0mm2/s或更低。特別是,該在垂直方向上之熱擴散係數可為0.1至1mm2/s、0.2至2mm2/s或0.3至2mm2/s。
此外,當依照MIT方法,在曲率半徑(R)為5mm、折疊角度為180度、負載量為0.98N以及折疊速度為90次/分
之條件下測試時,振盪折疊直到本發明之石墨片斷裂之次數為10,000次或更多次。
在本發明之一具體例中,本發明之石墨片之特徵在於,該基底之橫截面之形狀與組成該片之天然纖維、合成纖維或紙之形狀相同。例如,如圖1所示,在基底是由纖維素纖維構成之情況下,該石墨片之基底之橫截面與該纖維素纖維之形狀相同。
本發明提供一種製造石墨片之方法,其包含(1)提供一基底,其包含天然纖維、合成纖維或紙;(2)用一包含至少一種擇自於由聚合物、碳化聚合物以及石墨所構成之群組之塗佈溶液,第一次塗佈該基底之一側或二側;以及(3)利用熱處理該塗佈的基底,將其石墨化。
在本方法之步驟(2)中,可使用習用之塗佈方法,諸如滾壓方法、棒式塗佈方法、浸塗方法、噴塗方法等等。較佳的是滾壓方法或棒式塗佈方法。特別是,在使用具高黏度之液相聚醯胺酸作為塗佈溶液之情況下,滾壓方法最適合用於有效的塗佈基底。
在本發明之一具體例中,該石墨片之製造方法可另外包含在該第一次塗佈後,在該第一塗層上第二次塗佈相同的塗佈溶液。在此,進行該第一次塗佈主要之目的是用聚合物填滿棉織物中之間隙,而該第二次塗佈是用於調整塗佈厚度。較佳地,可進行該第二次塗佈一至三次。
在本發明之另一具體例中,該石墨片之製造方法可另外包含在該第一次塗佈後,輥軋該塗佈的基底。進行
輥軋之目的是為了使該塗層之厚度均一。
在本發明之另一具體例中,該塗佈溶液可包含聚醯胺酸,而該方法可另外包含在該第一次塗佈後醯亞胺化該塗佈的基底。
本方法之步驟(3)可包含碳化過程、石墨化過程以及後處理過程。
在碳化過程方面,該基底以及塗層在800至1,800℃,特別地在1,000至1,400℃,更特別地在約1,000℃下加熱1至20個小時後,可被碳化。
在石墨化過程方面,該碳化的基底層以及塗層在2,000至2,900℃,特別地約2,850℃下加熱1至20個小時後,可被石墨化而獲得石墨片。
在後處理過程方面,用酸或在壓力下後處理在石墨化過程中獲得之石墨片,可提供該石墨片可撓性。
該酸可為任何可插入石墨層之間,且產生酸離子(陰離子),供石墨結晶在C-軸方向上膨脹之材料。較佳的是硫酸。更佳的是濃度為95重量%或更高之濃硫酸溶液。例如,將石墨片浸在硫酸溶液中,若需要,加熱至供石墨層之間於C-軸方向上膨脹之典型的溫度,從而產生可撓性石墨片。
例如,可使用輥式壓制機施予壓力。
另外,本發明提供一種石墨片,其包含一內層,其包含石墨纖維;以及一石墨外層,其覆蓋該內層之一側或二側。
該內層可由數個石墨纖維束構成。該纖維束可包含該數個石墨纖維間所形成之孔。該內層可包含一織物,其中由石墨纖維或石墨纖維束所製成之緯紗與經紗是編織而成的。
該石墨外層包含一第一石墨外層,其覆蓋該石墨內層之一側,以及一第二石墨外層,其覆蓋該石墨內層之另一側。該第一石墨外層以及第二石墨外層可部分地彼此連接。
在下文中,是以範例之方式詳細說明本發明。下列之範例目的是進一步例示說明本發明,不是用於限制其範疇。
[範例]
範例1
(1)基底之製備
製備一平編棉織物(100su,150mm x 100mm,中國製),作為纖維素基纖維構成之基底。
(2)第一次塗佈以及第二次塗佈
利用滾壓方法,在25℃下,於該基底之二側上塗佈液相聚醯胺酸(製造商:KOLON PI,商標名稱:PAA Varnish,重量平均分子量:250,000),厚度175μm。於該第一塗層上塗佈相同的塗佈溶液,作為第二次塗佈,厚度150μm,從而產生一基底薄膜。
(3)醯亞胺化
將於步驟(2)中製得之基底薄膜置於氮環境中(壓力為約100托),溫度以1℃/min之速率提高。令該基底薄膜在約400℃下加熱約10個小時,產生厚度為140至160μm之醯亞胺化基底薄膜。
(4)碳化、石墨化以及後處理
將在步驟(3)中製得之醯亞胺化石墨薄膜置於氮氣或惰性氣體環境中(壓力為約100托),溫度以1℃/min之速率提高。令該醯亞胺化基底薄膜在約1,000℃下加熱約3個小時,使其碳化。之後將溫度以5℃/min之速率提高,然後令該碳化的基底薄膜在約2,600℃下加熱約1個小時,使其石墨化。至於後處理,使用輥軋法,在負載10噸下,壓制該石墨化的基底片,產生厚度為約40μm之石墨片。
範例2
依照範例1中所述相同之程序,但用螺縈織物取代棉織物,製造厚度為約40μm之石墨片。
比較範例1
依照範例1中所述相同的碳化、石墨化以及後處理,但使用聚醯亞胺薄膜(厚度為約75μm,製造商:KOLON PI,商品名稱:PI Film 75μm)作為範例1中之基底薄膜1,製造厚度為約40μm之石墨片
實驗例
<熱擴散係數之測量>
在範例以及比較例中所製得之石墨片之水平以及垂直方向上之熱擴散係數,是使用熱擴散係數測量裝置
(Netsch Co.製造,“LFA447 Nanoflash”),依照光交流電方法測量。詳細地,分別將石墨片切成Φ 25.4mm以及Φ 12.6mm之大小,然後在25℃下測量水平以及垂直方向上之熱擴散係數5次或更多次,以及計算其等之平均值。
<可撓性之測量>
在範例以及比較例中所製得之石墨片之可撓性,是利用MIT可撓性測試法評估。在MIT可撓性測試法方面,在曲率半徑(R)為5mm、折疊角度為180度、負載為0.98N以及折疊速度為90次/分之條件下,重複折疊寬20mm之四角試樣,直到其斷裂。可撓性是依照在MIT可撓性測試法中,振盪折疊直到斷裂時之次數作評估。
結果示以下表1中。
根據測量的結果,如表1所示,本發明之石墨片藉由維持水平方向上之高熱擴散係數以及垂直方向上之低擴散係數,而在水平/垂直方向上具有高的熱擴散係數比值。其亦確定,本發明之石墨片在水平/垂直方向上具有高的熱擴散係數比值,且同時具良好的可撓性。因為本發明之石墨片使用棉或螺縈織物作為基底,所以其等可以具經濟效
益之低成本方式產生。
102、106、110、112‧‧‧石墨外層(石墨塗層)
104‧‧‧石墨內層(石墨基底層)
114‧‧‧包含石墨纖維之纖維束
116‧‧‧用於取得掃描式電子顯微鏡(SEM)影像之模塑料
Claims (8)
- 一種石墨片,其在水平/垂直方向上具有熱擴散係數比值為300或更高且其在垂直方向上具有熱擴散係數為1.0mm2/s或更低,其中當依照MIT測試法,在曲率半徑(R)為5mm、折疊角度為180度、負載量為0.98N以及折疊速度為90次/分之條件下測試時,振盪折疊直到該石墨片斷裂之次數為10,000次或更多次。
- 如請求項1之石墨片,其中該在水平/垂直方向上之熱擴散係數比值為500或更高。
- 一種製造石墨片之方法,該方法包含:(1)提供一基底,其包含天然纖維、合成纖維或紙;(2)用一包含至少一種擇自於由聚合物以及石墨所構成之群組之塗佈溶液,第一次塗佈該基底之一側或二側;(3)利用熱處理該經塗佈的基底,將其石墨化,在該第一次塗佈後,輥軋該經塗佈的基底,以及在該第一次塗佈後,在該第一塗層上第二次塗佈該塗佈溶液,其中該塗佈溶液包含聚醯胺酸,且該方法另外包含在該第一次塗佈後,醯亞胺化該經塗佈的基底。
- 如請求項3之製造石墨片之方法,其中該基底是由至少一種擇自於由棉、麻、羊毛以及絲所構成之群組之天然 纖維構成。
- 如請求項3之製造石墨片之方法,其中該基底是由至少一種擇自於由嫘縈、醋酸酯以及三醋酸酯所構成之群組之纖維素基纖維構成。
- 如請求項3之製造石墨片之方法,其中該基底是由至少一種擇自於由下列所構成之群組之合成纖維構成:尼龍、聚酯、聚胺基甲酸酯、聚乙烯、聚氯乙烯、聚氟乙烯、聚乙烯醇、壓克力以及聚丙烯。
- 一種石墨片,其包含一內層,該內層包含石墨纖維;以及一石墨外層,其覆蓋該內層之一側或二側,其中該石墨外層包含一第一石墨外層,其覆蓋該石墨內層之一側,以及一第二石墨外層,其覆蓋該石墨內層之另一側,以及該第一石墨外層以及該第二石墨外層部分地彼此連接,其中該內層是由包含數個石墨纖維之纖維束構成,且其中該纖維束包含該數個石墨纖維間所形成之孔。
- 如請求項7之石墨片,其中該內層包含一織物,其中由石墨纖維或石墨纖維束所構成之緯紗與經紗是經編織而成。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2015-0061804 | 2015-04-30 | ||
KR1020150061804A KR101669204B1 (ko) | 2015-04-30 | 2015-04-30 | 그라파이트 시트 및 이의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW201700403A TW201700403A (zh) | 2017-01-01 |
TWI727945B true TWI727945B (zh) | 2021-05-21 |
Family
ID=57199143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW105110059A TWI727945B (zh) | 2015-04-30 | 2016-03-30 | 石墨片及其製備方法 |
Country Status (6)
Country | Link |
---|---|
US (2) | US11040516B2 (zh) |
JP (2) | JP6495456B2 (zh) |
KR (1) | KR101669204B1 (zh) |
CN (1) | CN107108227B (zh) |
TW (1) | TWI727945B (zh) |
WO (1) | WO2016175453A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101851752B1 (ko) * | 2016-10-21 | 2018-04-24 | 에스케이씨 주식회사 | 그라파이트 시트의 제조방법 |
WO2018147241A1 (ja) * | 2017-02-10 | 2018-08-16 | 株式会社カネカ | グラファイトフィルムおよびその製造方法 |
KR102094925B1 (ko) * | 2018-05-03 | 2020-03-30 | 에스케이씨 주식회사 | 전자파 차폐능 및 열전도도가 우수한 다층 그라파이트 시트 및 이의 제조방법 |
KR102149993B1 (ko) * | 2018-12-03 | 2020-08-31 | 에스케이씨 주식회사 | 적층체 및 이를 이용한 배터리 셀 모듈 |
CN111439747B (zh) * | 2019-01-17 | 2022-01-14 | 达迈科技股份有限公司 | 使用高分子膜制成的石墨膜及其制备方法 |
CN112266260B (zh) * | 2020-10-21 | 2022-11-15 | 安徽国风新材料股份有限公司 | 一种聚酰亚胺石墨膜的制备方法 |
CN115043388B (zh) * | 2022-05-30 | 2024-01-16 | 陕西科技大学 | 一种多孔山药碳泡沫及其制备方法、应用及海水蒸发器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000169125A (ja) * | 1998-12-04 | 2000-06-20 | Matsushita Electric Ind Co Ltd | グラファイト材料およびその製造方法 |
CN104203817A (zh) * | 2012-03-22 | 2014-12-10 | 松下电器产业株式会社 | 石墨片的制造方法 |
JP2015010014A (ja) * | 2013-06-28 | 2015-01-19 | 明智セラミックス株式会社 | 炭素板材の製造方法及び炭素板材 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4590122A (en) * | 1980-12-18 | 1986-05-20 | Fiberite Corporation | High conductivity graphite material with electrically conductive filaments wrapped around warp and fill elements |
JPH10291869A (ja) * | 1997-04-22 | 1998-11-04 | Unitika Ltd | カーボン断熱材及びその製造方法 |
JP2005307183A (ja) * | 2004-03-23 | 2005-11-04 | Fuji Photo Film Co Ltd | 膜形成用組成物、それを含有する塗布液及びその塗布液を用いて得られる絶縁膜を有する電子デバイス |
EP2154109B1 (en) * | 2007-05-17 | 2018-09-19 | Kaneka Corporation | Graphite film and graphite composite film |
JP5256307B2 (ja) | 2008-03-14 | 2013-08-07 | 株式会社カネカ | 黒鉛化フィルムを含む防火障壁保護材 |
KR101245890B1 (ko) | 2008-06-27 | 2013-03-20 | 코오롱인더스트리 주식회사 | 아라미드 섬유 및 그 제조방법 |
JP5107191B2 (ja) * | 2008-09-11 | 2012-12-26 | 株式会社カネカ | グラファイト複合フィルム |
JP5586210B2 (ja) * | 2009-11-13 | 2014-09-10 | 株式会社カネカ | グラファイトフィルムおよびグラファイト複合フィルム |
KR102109800B1 (ko) | 2013-10-18 | 2020-05-12 | 에스케이씨 주식회사 | 코팅된 열전도성 탄소 입자를 이용한 그라파이트 시트 및 이의 제조방법 |
-
2015
- 2015-04-30 KR KR1020150061804A patent/KR101669204B1/ko active IP Right Grant
-
2016
- 2016-03-22 US US15/532,544 patent/US11040516B2/en active Active
- 2016-03-22 CN CN201680004414.9A patent/CN107108227B/zh active Active
- 2016-03-22 WO PCT/KR2016/002876 patent/WO2016175453A1/ko active Application Filing
- 2016-03-22 JP JP2017531842A patent/JP6495456B2/ja active Active
- 2016-03-30 TW TW105110059A patent/TWI727945B/zh active
-
2018
- 2018-12-21 JP JP2018239926A patent/JP6759322B2/ja active Active
-
2020
- 2020-03-24 US US16/828,677 patent/US11541634B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000169125A (ja) * | 1998-12-04 | 2000-06-20 | Matsushita Electric Ind Co Ltd | グラファイト材料およびその製造方法 |
CN104203817A (zh) * | 2012-03-22 | 2014-12-10 | 松下电器产业株式会社 | 石墨片的制造方法 |
JP2015010014A (ja) * | 2013-06-28 | 2015-01-19 | 明智セラミックス株式会社 | 炭素板材の製造方法及び炭素板材 |
Also Published As
Publication number | Publication date |
---|---|
US11040516B2 (en) | 2021-06-22 |
TW201700403A (zh) | 2017-01-01 |
JP6495456B2 (ja) | 2019-04-03 |
WO2016175453A1 (ko) | 2016-11-03 |
CN107108227B (zh) | 2020-08-14 |
KR101669204B1 (ko) | 2016-10-25 |
JP6759322B2 (ja) | 2020-09-23 |
US20200223700A1 (en) | 2020-07-16 |
US11541634B2 (en) | 2023-01-03 |
US20180265362A1 (en) | 2018-09-20 |
JP2019073438A (ja) | 2019-05-16 |
JP2018506492A (ja) | 2018-03-08 |
CN107108227A (zh) | 2017-08-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TWI727945B (zh) | 石墨片及其製備方法 | |
KR101855281B1 (ko) | 방열 시트 및 이의 제조방법 | |
CN110982114A (zh) | 芳纶/碳纳米管杂化气凝胶薄膜、其制备方法及应用 | |
JPWO2005023713A1 (ja) | フィルム状グラファイトとその製造方法 | |
TWI687458B (zh) | 用於製備卷型石墨片的聚醯亞胺膜、石墨片以及電子裝置 | |
WO2004050764A1 (ja) | 全芳香族ポリアミドとカーボンナノチューブとからなるコンポジットファイバー | |
CN112437723B (zh) | 具有优异电磁屏蔽性能和导热率的多层石墨片及其制备方法 | |
CN109923091B (zh) | 制备石墨片的方法 | |
JP4684354B2 (ja) | フィルム状グラファイト | |
JP5275721B2 (ja) | グラファイトフィルム | |
JP5361852B2 (ja) | フィルム状グラファイトとその製造方法 | |
KR102266753B1 (ko) | 유연성을 갖는 폴리이미드계 탄소섬유 및 그 제조방법 | |
JP2008308543A (ja) | 炭素繊維複合シート及びその製造方法 | |
JP5701334B2 (ja) | フィルム状グラファイトの製造方法 | |
JP5739937B2 (ja) | グラファイトフィルムおよびグラファイトフィルムの製造方法 | |
JP5460569B2 (ja) | フィルム状グラファイトとその製造方法 | |
JP4684353B2 (ja) | フィルム状グラファイト | |
JP5453614B2 (ja) | 黒鉛化繊維及びその製造方法 | |
KR20170074586A (ko) | 롤 형태의 그라파이트 시트의 제조방법 |