TR201918542A1 - Polymer based composite material with high thermal conductivity - Google Patents
Polymer based composite material with high thermal conductivity Download PDFInfo
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- 239000002131 composite material Substances 0.000 title claims abstract description 53
- 229920000642 polymer Polymers 0.000 title claims abstract description 34
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000011159 matrix material Substances 0.000 claims abstract description 25
- 230000002787 reinforcement Effects 0.000 claims abstract description 23
- 229910052582 BN Inorganic materials 0.000 claims abstract description 20
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 19
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 19
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 12
- 239000010439 graphite Substances 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 239000002482 conductive additive Substances 0.000 claims abstract description 5
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 4
- 239000004917 carbon fiber Substances 0.000 claims abstract description 4
- 150000001875 compounds Chemical class 0.000 claims abstract description 4
- 239000011231 conductive filler Substances 0.000 claims abstract description 4
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims abstract description 4
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000006229 carbon black Substances 0.000 claims abstract description 3
- 229920001470 polyketone Polymers 0.000 claims description 30
- 229910021383 artificial graphite Inorganic materials 0.000 claims description 19
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 6
- 239000004734 Polyphenylene sulfide Substances 0.000 claims description 6
- 229920001707 polybutylene terephthalate Polymers 0.000 claims description 6
- 229920002530 polyetherether ketone Polymers 0.000 claims description 6
- 229920000069 polyphenylene sulfide Polymers 0.000 claims description 6
- -1 polybutylene terephthalate Polymers 0.000 claims description 5
- 239000004952 Polyamide Substances 0.000 claims description 3
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 239000004417 polycarbonate Substances 0.000 claims description 3
- 229920000515 polycarbonate Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 229920001169 thermoplastic Polymers 0.000 claims description 3
- 239000004416 thermosoftening plastic Substances 0.000 claims description 3
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 claims 1
- 239000000463 material Substances 0.000 description 10
- 239000000654 additive Substances 0.000 description 9
- 230000000996 additive effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 235000015927 pasta Nutrition 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000009396 hybridization Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002071 nanotube Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/041—Carbon nanotubes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/382—Boron-containing compounds and nitrogen
- C08K2003/385—Binary compounds of nitrogen with boron
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Nanotechnology (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Buluş, termal iletkenliğini yükseltmek üzere en az bir matris bileşeni ve en az bir takviye bileşeni içeren bir polimer bazlı kompozit malzeme ile ilgilidir. Yenilik olarak; matris bileşeni olarak en az bir polimer kimyasal bileşiği; takviye bileşeni olarak ise belli ağırlıkça oranlara sahip karbon nanotüp, karbon fiber, grafen, grafit, karbon siyahı, alüminyum nitrür, bor nitrürden seçilen termal iletken dolgu, katkı veya takviyelerden en az birini veya belli ağırlıkça oranlarda karışımlarını içermektedir.The invention relates to a polymer-based composite material comprising at least one matrix component and at least one reinforcement component to increase its thermal conductivity. As an innovation; at least one polymer chemical compound as the matrix component; As reinforcement component, it contains at least one of the thermal conductive fillers, additives or reinforcements selected from carbon nanotube, carbon fiber, graphene, graphite, carbon black, aluminum nitride, boron nitride with certain weight ratios, or their mixtures in certain weight ratios.
Description
TARIFNAME YUKSEK TERMAL ILETKENLIGE SAHIP POLIMER BAZLI KOMPOZIT TEKNIK ALAN Bulus, yüksek termal iletkenlige sahip polimer bazli kompozit malzeme ile ilgilidir. DESCRIPTION POLYMER BASED COMPOSITE WITH HIGH THERMAL CONDUCTIVITY TECHNICAL FIELD The invention relates to a polymer-based composite material with high thermal conductivity.
ONCEKI TEKNIK Termal iletkenlik degerleri, isi enerjisinin bir malzeme içerisinde hareket yetenegini gösteren bir kavramdir. PRIOR ART Thermal conductivity values describe the ability of heat energy to move through a material. It is a concept that shows.
Elektronik cihazlardaki gelismeler, güç üretimi, termal kaplamalar, havacilik vb gibi birçok sektördeki teknolojik ilerlemeler, mühendislik malzemelerin termal iletkenlik özelliklerini daha da önemli kilmaktadir. Elektronik cihazlarin çalismasi sirasinda ortaya çikan isi genellikle termal iletim ile dagitilmaktadir. Isiyi dagitmak için kullanilan çesitli yöntemler arasinda cihazlarda yüksek isil iletkenlik ve düsük isil genlesme katsayisina sahip mühendislik malzemeleri kullanilmaktadir. Such as developments in electronic devices, power generation, thermal coatings, aerospace, etc. Technological advances in many sectors, thermal conductivity of engineering materials makes its features even more important. During the operation of electronic devices The resulting heat is usually dissipated by thermal conduction. to dissipate the heat Among the various methods used are high thermal conductivity and low thermal conductivity in devices. Engineering materials with expansion coefficient are used.
Polimerler ucuz üretim ve birlestirme yöntemleri sayesinde birçok sektörde kullanilmaktadir. Ancak polimerlerin göreceli düsük isi iletim katsayisina sahip olmalari nedeni ile isinin yüksek oldugu ve boyutsal kararliliginin önem arz ettigi uygulamalarda kullanimlari kisitli olmaktadir. Bu nedenle enerji, malzeme, nanoteknoloji, elektrik-elektronik gibi çalisma alanlarinda polimer malzemeler tercih edilememektedir. Polymers are used in many sectors thanks to cheap production and joining methods. is used. However, polymers have relatively low thermal conductivity. Because they are high heat and dimensional stability is important. their use in applications is limited. Therefore, energy, material, Polymer materials are preferred in work areas such as nanotechnology, electricity-electronics. not possible.
BULUSUN KISA AÇIKLAMASI Mevcut bulus yukarida bahsedilen dezavantajlari ortadan kaldirmak ve ilgili teknik alana yeni avantajlar getirmek üzere, bir polimer bazli kompozit malzeme ile ilgilidir. BRIEF DESCRIPTION OF THE INVENTION The present invention is designed to eliminate the above mentioned disadvantages and It relates to a polymer-based composite material to bring new advantages to the field.
Bulusun bir amaci, termal iletkenlik degerleri yükseltilmis bir polimer bazli kompozit malzemesi ortaya koymaktir. One object of the invention is a polymer-based composite with increased thermal conductivity values. reveal the material.
Bulusun bir amaci, kalinlik ve düzlem dogrultusunda yüksek termal iletkenlik degerleri gösterebilen bir polimer bazli kompozit malzeme ortaya koymaktir. An object of the invention is high thermal conductivity in the thickness and plane direction. The aim is to present a polymer-based composite material that can show the values.
Yukarida bahsedilen ve asagidaki detayli anlatimdan ortaya çikacak tüm amaçlari gerçeklestirmek üzere mevcut bulus, termal iletkenligini yükseltmek üzere en az bir matris bileseni ve en az bir takviye bileseni içeren bir polimer bazli kompozit malzemedir. Buna göre, matris bileseni olarak en az bir polimer kimyasal bilesigi; takviye bileseni olarak ise karbon nanotüp, karbon fiber, grafen, grafit, karbon siyahi, alüminyum nitrür, bor nitrürden seçilen termal iletken dolgu, katki veya takviyelerden en az birini veya belli agirlikça oranlarda karisimlarini içermektedir. All the above-mentioned purposes that will emerge from the detailed description below. In order to achieve this, the present invention uses at least one to increase its thermal conductivity. a polymer-based composite comprising a matrix component and at least one reinforcing component material. Accordingly, at least one polymer chemical compound as a matrix component; carbon nanotube, carbon fiber, graphene, graphite, carbon thermally conductive filler, additive or additive selected from black, aluminum nitride, boron nitride It contains at least one of the supplements or mixtures in certain weight ratios.
Bulusun mümkün bir yapilanmasinda, bahsedilen matris bileseninin poliketon (POK), polifenilen sülfür (PPS), polietereterketon (PEEK), polibütilen tereftalat (PBT). poliamit, poliketon, polivinilklorür (PVC), akrilonitril bütadien stiren (ABS), polikarbonat (PC) termoplastik tabanli polimerlerinden az birini veya belli agirlikça oranlarda karisimlarini içermesidir. In one possible embodiment of the invention, said matrix component is polyketone. (POK), polyphenylene sulfide (PPS), polyetheretherketone (PEEK), polybutylene terephthalate (PBT). polyamide, polyketone, polyvinylchloride (PVC), acrylonitrile butadiene styrene (ABS), Polycarbonate (PC) at least one of its thermoplastic-based polymers or by a certain weight it contains mixtures in proportions.
Bulusun mümkün bir yapilanmasinda, matris bilesenin tercihen poliketon olmasidir. In one possible embodiment of the invention, the matrix component is preferably polyketone.
Bulusun mümkün bir yapilanmasinda, matris bilesenin kompozit malzeme içerisinde agilikça % 30 ila %90 arasinda bir degerde olmasidir. In one possible embodiment of the invention, the matrix component is composed of a composite material. It has a value between 30% and 90% by weight.
Bulusun mümkün bir yapilanmasinda, bahsedilen takviye bilesenin tercihen karbon nanotüp, bor nitrür ve grafit kimyasal bilesiklerini tekli veya hibrit olarak ikili veya üçlü olarak birlikte içermesidir. In one possible embodiment of the invention, said reinforcing component is preferably carbon nanotube, boron nitride and graphite chemical compounds as single or hybrids in pairs or three together.
Bulusun mümkün bir yapilanmasinda, karbon nanotüp bilesiklerinin kompozit malzeme içerisinde agirlikça oraninin en fazla %10 olmasidir. In one possible embodiment of the invention, composites of carbon nanotube compounds is that the weight ratio in the material is at most 10%.
Bulusun mümkün bir yapilanmasinda, bor nitrürün kompozit malzeme içerisinde agirlikça oraninin en fazla %20 olmasidir. In a possible embodiment of the invention, boron nitride is contained in the composite material. weight ratio is at most 20%.
Bulusun mümkün bir yapilanmasinda, sentetik grafitin kompozit malzeme içerisinde agirlikça oraninin en fazla %70 olmasidir. In one possible embodiment of the invention, synthetic graphite is incorporated into the composite material. weight ratio is at most 70%.
Bulusun mümkün bir yapilanmasinda, matris bileseni olarak poliketon içermesi ve takviye bileseni olarak agirlikça %30 oraninda sentetik grafit ve agirlikça %3 oraninda karbon nanotüp içermesidir. In one possible embodiment of the invention, it contains polyketone as a matrix component and 30% by weight of synthetic graphite and 3% by weight of reinforcing component contains carbon nanotubes.
Bulusun mümkün bir yapilanmasinda, matris bileseni olarak poliketon içermesi ve takviye bileseni olarak agirlikça %30 oraninda sentetik grafit ve agirlikça %3 oraninda bor nitrür içermesidir. In one possible embodiment of the invention, it contains polyketone as a matrix component and 30% by weight of synthetic graphite and 3% by weight of reinforcing component contains boron nitride.
Bulusun mümkün bir yapilanmasinda, matris bileseni olarak poliketon içermesi ve takviye bileseni olarak agirlikça %30 oraninda sentetik grafit, agirlikça %1,5 oraninda karbon nanotüp ve agirlikça %1,5 oraninda bor nitrür içermesidir. In one possible embodiment of the invention, it contains polyketone as a matrix component and 30% by weight synthetic graphite as reinforcement component, 1.5% by weight carbon nanotube and boron nitride at the rate of 1.5% by weight.
BULUSUN DETAYLI AÇIKLAMASI Bu detayli açiklamada bulus konusu, yüksek termal iletkenlige sahip ve enjeksiyon kaliplamaya uygun bir polimer bazli kompozit malzeme eldesi ile ilgili olup sadece konunun daha iyi anlasilmasina yonelik hiçbir sinirlayici etki olusturmayacak örneklerle açiklanmaktadir. DETAILED DESCRIPTION OF THE INVENTION In this detailed description, the subject of the invention is high thermal conductivity and injection molding. It is about obtaining a polymer-based composite material suitable for molding and is only shall have no limiting effect on a better understanding of the subject. explained with examples.
Bulus, hem düzlemsel hem de kalinlik boyunca termal iletkenlik degerleri yükseltilmis bir kompozit malzemeyi açiklamaktadir. Bulus konusu kompozit malzeme matris bileseni olarak poliketon içermektedir. Poliketon (POK) iyi mekanik özelliklere sahip, sürtünme katsayisi düsük, asinma direnci ve kimyasal dayanimi yüksek, iyi boyutsal stabiliteye sahip, yüksek sicaklik direnci, yüksek elastikiyet ve gaz bariyeri özelligi olan bir polimerdir. Otomotiv endüstrisinde motor ve yakit parçalarinda, elektrik ve elektronik endüstrisinde kullanilir. Ayrica matris bileseni polifenilen sülfür (PPS), polietereterketon (PEEK), polibütilen tereftalat (PBT), poliamit, poliketon, polivinilklorür (PVC), akrilonitril bütadien stiren (ABS), polikarbonat (PC) gibi termoplastik tabanli polimerlerden de seçilerek kullanilabilmektedir. Matris bileseni, kompozit malzeme içerisinde agirlikça %30 ila Polimer ürünlerinin ilgili sektörlerde kullanilmasini saglamak amaci ile genellikle takviye bilesenler eklenmesi gerekmektedir. Bulusumuzun esas konusu olan yüksek termal iletkenligine sahip malzeme üretiminin saglanabilmesi uygun takviye bilesenlerinin eklenmesi ile mümkün olmaktadir. The invention provides both planar and through-thickness thermal conductivity values. describes an upgraded composite material. Composite subject of the invention The material contains polyketone as a matrix component. Polyketone (POK) good mechanics properties, low coefficient of friction, abrasion resistance and chemical resistance high, good dimensional stability, high temperature resistance, high elasticity and It is a polymer with gas barrier properties. Engine and fuel in the automotive industry It is used in parts, electrical and electronic industry. Also matrix component polyphenylene sulfide (PPS), polyetheretherketone (PEEK), polybutylene terephthalate (PBT), polyamide, polyketone, polyvinylchloride (PVC), acrylonitrile butadiene styrene (ABS), by choosing from thermoplastic-based polymers such as polycarbonate (PC). can be used. The matrix component is present in the composite material from 30 to 30% by weight. In order to ensure that polymer products are used in related sectors, it is generally additives need to be added. The main subject of our invention suitable reinforcement for the production of materials with high thermal conductivity. possible by adding components.
Kompozit malzeme, takviye bileseni olarak belli agirlikça oranlara sahip karbon nanotüp, karbon fiber, grafen, grafit, karbon siyahi, alüminyum nitrür, bor nitrür gibi termal iletken dolgu, katki veya takviyelerden en az birini veya belli agirlikça oranlarda karisimlarini içermektedir. Tercih edilen uygulamada bahsedilen takviye bilesenleri karbon nanotüp, bor nitrür ve grafit kimyasal bilesenlerinden en az biri veya belli agirlikça oranlarda karisimlarindan olusmaktadir. Composite material is carbon with certain weight ratios as reinforcement component. such as nanotube, carbon fiber, graphene, graphite, carbon black, aluminum nitride, boron nitride at least one of the thermally conductive filler, additives or reinforcements, or contains mixtures in proportions. In the preferred embodiment, said reinforcement at least one of the chemical components of carbon nanotube, boron nitride and graphite or mixtures of certain weights.
Bulusumuzun yeniligini saglayan bir diger konu ise takviye bilesenleri olan grafitin düzlemsel; karbon nanotüplerin silindirik; bor nitrürlerin ise kübik seklinde kullanilmasi ile termal iletkenlik degerlerinde sinerji etki yaratilabilen bir polimer bazli kompozit malzeme elde edilmesidir. Another subject that provides the novelty of our invention is the reinforcement components of graphite. planar; cylindrical carbon nanotubes; boron nitrides in cubic form A polymer that can create a synergistic effect on thermal conductivity values by using based composite material.
Bahsedilen sentetik grafit, kompozit malzemesi içerisinde agirlikça %0 ila %70 arasinda bir degerde yer almaktadir. Said synthetic graphite is 0% to 70% by weight in the composite material. is located at a value in between.
Bahsedilen karbon nanotüp, kompozit malzeme içerisinde agirlikça %0 ila %10 arasinda bir degerde yer almaktadir. Said carbon nanotube is 0 to 10% by weight in the composite material. is located at a value in between.
Bahsedilen kübik bor nitrür kompozit malzeme içerisinde %0 ila %20 arasinda bir degerde yer almaktadir. Within the said cubic boron nitride composite material, it has a ratio between 0% and 20%. is included in the value.
Yukarida verilen takviye bileseni oranlarina göre matris bileseni yaninda sentetik grafit, karbon nanotüp ve kübik bor nitrürden seçilen tek bir takviye bileseni, iki farkli takviye bileseni ya da üç farkli takviye bileseni birlikte kullanilabilmektedir. According to the reinforcement component ratios given above, the matrix component is next to synthetic a single reinforcing component selected from graphite, carbon nanotube and cubic boron nitride, two different reinforcement components or three different reinforcement components can be used together.
Kompozit malzemenin içerisinde takviye bileseni olarak kullanilacak katki malzemelerinin termal iletkenlik degerleri su sekildedir. Grafitin termal iletkenlik degeri; 600 W/mK, karbon nanotüplerin termal iletkenlik degeri 2000 W/mK ve bor nitrürlerin termal iletkenlik degeri 450 W/mK seklindedir. Bulusun tercih edilen bir yapilanmasinda bu 'üç katki bileseni bir arada kullanilmaktadir ve elde edilen kompozit malzemenin hem düzlemsel hem de kalinlik boyunca termal iletkenlik degerleri yükseltilmektedir. The additive to be used as a reinforcement component in the composite material The thermal conductivity values of the materials are as follows. Thermal conductivity of graphite value; 600 W/mK, thermal conductivity of carbon nanotubes 2000 W/mK and boron The thermal conductivity value of nitrides is 450 W/mK. Invent a preferred These 'three additives' components are used together in the structuring and the resulting thermal conductivity of composite material both in planar and through thickness values are raised.
Yukarida detay bilgileri verilen kompozit malzemenin Üretimi asagidaki sekilde gerçeklesmektedir. Production of the composite material with detailed information above is as follows. is taking place.
Polimer yani matris bileseni ve vaks ve uyumlastirici gibi katki malzemeleri gravimetrik besleyicilerden gelerek bir ekstruderin ana besleyicisine verilmektedir. Polymer, ie matrix component and additives such as wax and compatibilizer It comes from gravimetric feeders and is fed to the main feeder of an extruder.
Termal iletkenligi saglayan takviye bilesikleri ise ekstruderin yan besleyicilerine verilmektedir. Agirlikça farkli oranlardaki takviye bilesenleri eriyik haline getirilmis polimer içine çift Vidali ekstruder yardimiyla karistirilmaktadir. Sonrasinda, makarna tipi pellet üretim makinasi yardimiyla kompozit granüller elde edilmektedir. Reinforcing compounds that provide thermal conductivity are added to the side feeders of the extruder. are given. Reinforcement components in different weight ratios are molten It is mixed into the polymer with the help of twin screw extruder. After that, Composite granules are obtained with the help of pasta type pellet production machine.
Enjeksiyon kaliplama ile de kompozit malzeme üretilmektedir. Composite material is also produced by injection molding.
Takviye bilesenlerinin matris bileseni içinde homojen dagilmasi ve makarna tipi pelletlerin kopmadan sürekli ve düzgün olusmasi; ekstrüzyon bölge sicakliklari, ekstr'üzyon vida devri, gravimetrik besleyici hizlari, yan besleyici hizlari gibi proses sartlarina baglidir. Proses sartlari kullanilan takviye bilesenlerinin agirlikça miktarina göre degismektedir. Homogeneous distribution of reinforcement components in the matrix component and pasta type continuous and smooth formation of pellets without breaking; extrusion zone temperatures, process such as extrusion screw revolution, gravimetric feeder speeds, side feeder speeds it depends on the conditions. Process conditions are determined by the weight of the reinforcement components used. varies according to the quantity.
Testler Bulusumuzda yer alan bilgiler ile yüksek termal iletkenlige sahip bir polimer bazli kompozit malzeme elde edilmektedir. Matris bileseni olarak poliketon kullanilmaktadir. Ilk olarak poliketon polimer malzemesine hiçbir takviye bileseni konulmadan bahsedilen testlere tabi tutulmasi ile referans numuneler elde edilmistir. Daha sonrasinda diger numuneler agirlikça %10 sentetik grafit + POK, kompozit malzemeleri Üretilerek testlere tabi tutulmustur. tests With the information in our invention, it is a polymer-based product with high thermal conductivity. composite material is obtained. Polyketone as matrix component is used. First, no reinforcing components are added to the polyketone polymer material. Reference samples are obtained by subjecting them to the mentioned tests without has been made. Afterwards, the other samples are 10% by weight synthetic graphite + POK, composite materials have been produced and tested.
Diger test numuneleri, POK, agirlikça %30 sentetik grafit ve degisik agirlikça oranlarda (%1, %2, %3) karbon nanotüp içeren kompozit malzemeleri olmustur. Other test specimens, POK, 30% by weight synthetic graphite and various by weight Composite materials containing carbon nanotubes in proportions (1%, 2%, 3%) were found.
Diger test numuneleri, POK, agirlikça %30 sentetik grafit ve degisik agirlikça oranlarda (%1, %2, %3) bor nitrür içeren kompozit malzemeleri olmustur. Other test specimens, POK, 30% by weight synthetic graphite and various by weight Composite materials containing boron nitride in proportions (1%, 2%, 3%) were found.
Bir diger test numunesi ise optimum agirlikça degerler oldugu düsünülen ve bütün takviye bilesenlerini içeren POK+ agirlikça %30 sentetik grafit + agirlikça %1,5 bor nitrür ve agirlikça %1,5 karbon nanotüp içeren numuneler testlere tabi tutulmustur. Another test sample is considered to be the optimum weight values and all POK + 30% by weight synthetic graphite + 1.5% by weight boron containing reinforcement components Samples containing nitride and 1.5% by weight carbon nanotube were subjected to tests.
Numuneler elde edildikten sonra her bir numuneye termal iletkenlik testleri uygulanmistir. After the samples are obtained, thermal conductivity tests are applied to each sample. has been applied.
Termal iletkenlik Testleri Termal iletkenlik testi ASTM E1461 standardina göre yapilmistir. Sentetik grafit, karbon nanotüp ve bor nitrür katkili POK tabanli kompozit numunelerinin düzlemsel ve kalinlik dogrultusunda elde edilen termal iletkenlik degerleri sirasiyla Tablo 1'de verilmektedir. Thermal conductivity Tests Thermal conductivity test was carried out according to ASTM E1461 standard. synthetic graphite, Planar analysis of carbon nanotube and boron nitride-doped POK-based composite samples. and thermal conductivity values obtained in the direction of thickness are given in Table 1, respectively. are given.
Numune Düzlemsel Kalinlik termal iletkenlik degeri dogrultusunda (WImK) termal iletkenlik degeri (WImK) POK+SOSG+3CNT 15,76 2,65 Tablo 1. Numunelerin Düzlemsel ve kalinlik dogrultusunda termal iletkenlik degerleri Elde edilen termal iletkenlik degerleri incelendiginde sentetik grafit miktari arttikça POK tabanli kompozit numunelerinin termal iletkenlik degerinin arttigi gözlenmektedir. Numunelere sentetik grafit eklenmesi 'Özellikle düzlemsel termal iletkenlik degerinde etkili olmaktadir. Sample Planar Thickness in line with the thermal conductivity value (WImK) thermal conductivity value (WImK) POK+SOSG+3CNT 15.76 2.65 Table 1. Planar and thermal conductivity of samples in the direction of thickness values When the thermal conductivity values obtained are examined, the amount of synthetic graphite increases. It was found that the thermal conductivity value of the POK-based composite samples increased. is observed. Addition of synthetic graphite to samples 'Especially planar thermal has an effect on the conductivity value.
Numunelerde karbon nanotüp ve bor nitr'L'ir katkilarinin sentetik grafit ile hibrit olarak kullanilmasi kurulan termal iletkenlik agini güçlendirerek termal iletkenlik degerlerinde artisa sebep olmustur. Sentetik grafit ve karbon nanot'L'ip katkili POK kompozitlerin düzlemsel termal iletkenlik degeri bor nitrür hibrit katkili kompozitlere göre daha yüksek elde edilmektedir. In the samples, hybridization of carbon nanotube and boron nitride additives with synthetic graphite thermal conductivity by strengthening the established thermal conductivity network. caused an increase in their value. POK with synthetic graphite and carbon nanot'L'ip additives The planar thermal conductivity value of composites is compared to boron nitride hybrid composites. higher than that.
Sentetik grafit katkisi kalinlik dogrultusunda termal iletkenligi çok fazla degistirmemis fakat bor nitr'ur hibrit katkisi kalinlik dogrultusunda termal iletkenligin artmasinda etkili olmaktadir. POK tabanli kompozitlerde elde edilen en yüksek termal iletkenlik degerleri düzlemsel dogrultuda 15.76 W/mK olup, %30 sentetik grafit ve %3 karbon nanotüpün ikili olarak eklenmesiyle elde edilen numunelerde gerçeklesmistir. Kalinlik dogrultusunda termal iletkenlik degeri ise %30 sentetik grafit ve %3 bor nitrür katkili POK tabanli kompozitlerde 3.02 Wi'mK ile en yüksek degere ulasmistir. The thermal conductivity of the synthetic graphite additive is too high in the thickness direction. did not change, but boron nitride hybrid additive increased the thermal conductivity in the thickness direction. effective in its increase. The highest obtained in POK-based composites thermal conductivity values are 15.76 W/mK in the planar direction and 30% synthetic In the samples obtained by the double addition of graphite and 3% carbon nanotube. has come true. The thermal conductivity value in the thickness direction is 30% synthetic. The highest POK based composites with graphite and 3% boron nitride additives with 3.02 Wi'mK has reached the value.
Bulus ile saglanan yüksek termal iletkenlige sahip kompozit malzemeler hafif ve düsük maliyetli olmasi, enerji tasarrufu saglamasi ve tasarim esneligine sahip olmasi sayesinde otomotiv, havacilik, elektronik endüstrisinde termal yönetim uygulamalarinda kullanilabilmektedir. Ornegin kompozit malzeme pompalarin kullanilmaktadir. Composite materials with high thermal conductivity provided by the invention are light and It has low cost, energy saving and design flexibility. Thermal management in automotive, aerospace, electronics industry can be used in applications. For example, composite material pumps is used.
Bulusun koruma kapsami ekte verilen istemlerde belirtilmis olup kesinlikle bu detayli anlatimda örnekleme amaciyla anlatilanlarla sinirli tutulamaz. Zira teknikte uzman bir kisinin, bulusun ana temasindan ayrilmadan yukarida anlatilanlar isiginda benzer yapilanmalar ortaya koyabilecegi açiktir. The scope of protection of the invention is stated in the appended claims and it is absolutely detailed explanation cannot be limited to what is told for the purpose of illustration. Because in technique what has been described above by a specialist without departing from the main theme of the invention It is clear that similar structuring can occur in the light of this.
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