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ScienceON '특허' 검색
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MOLDED BODY OF CARBON BLACK / MITSUBISHI CHEMICAL CORPORATION A press molded product of carbon black having a density ρ (g/cc) which is at least ρ = 8.190 × 10-3D - 3.824 × 10-3L + 0.516 and at most ρ =3.265 × 10-3D - 3.334 × 10-3L + 1.173 wherein D is the arithmetic mean particle size (nm) of carbon black by an electron microscope, and L is the DBP oil absorption (ml/100 g). |
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MOLDED BODY OF CARBON BLACK / FUKUYAMA, Hiroshi A pressure molded body of carbon black the density 'rho'(g/cc) of which is not lower than 8.190 x 10-3D - 3.824 x 10-3L + 0.516 and not higher than 3.265 x 10-3D - 3.334 x 10-3L + 1.173, wherein D (nm) is the arithmetic mean particle diameter of the carbon black measured using an electron microscope, and L (ml/100 g) is the DBP oil absorption rate. |
| 3 |
CARBON BLACK MOLDED PRODUCT / MITSUBISHI CHEM CORP PROBLEM TO BE SOLVED: To obtain a carbon black molded product improved in bulk density, dispersibility and ebony degree by press-molding carbon black obtained by a furnace method. SOLUTION: Carbon black obtained by a furnace method and having a particle diameter of 1-60nm is charged in a mold having a volume of ≥1cc and subsequently molded with a pressure of 2-500kgf/cm2to produce the carbon black press-molded product having a density ρ (g/cc) of [8.190×10-3D-3.824×10-3L+0.516 to 3.265×10-3D-3.324×10-3L+1.173] [D is an average particle diameter (nm); L is a DBP oil-absorbing volume (ml/100g)], a powdering degree of ≤40% and a bulk density of 2.5-8 times that of the raw material carbon black.COPYRIGHT: (C)1997,JPO |
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FLUX FOR CONTINUOUS CASTING / MITSUBISHI CHEM CORP PROBLEM TO BE SOLVED: To obtain flux excellent in the easiness of handling and dispersibility at the time of blending carbon powder. SOLUTION: The density ρ (g/cc) of the flux for continuous casting is 8.190×10-3 D-3.824×10-3 L+0.516 to 3.265×10-3 D-3.334×10-3 L+1.173. Wherein, the carbon powder pulverizing carbon black green compact shown with D(nm) for an arithmetic average grain diameter with an electron micro-scope of the carbon black and L(ml/100g) for DBP oil absorbing quantity, is contended. |
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PIGMENT FOR INK AND ITS PRODUCTION AND PRODUCTION OF INK USING THE SAME / MITSUBISHI CHEM CORP PROBLEM TO BE SOLVED: To obtain a pigment simultaneously satisfied in improved bulk density and dispersibility by molding carbon black under a specified pressure followed by coating. SOLUTION: This pigment, which is a coated carbon black pressure molded form, is obtained, preferably, by pressure molding at 2-500kgf/cm2 of carbon black produced by furnace method followed by packaging. The above-mentioned coating is pref. made by using a heat-shrinkable material which is also soluble in ink. Furthermore, it is preferable that this ink is ≥1cc in volume and has a density ρ(g/cc) falling within the range between the values given by the relationships: 8.190×10-3 D-3.824×10-3 L+0.516 and 3.265×10-3 D-3.334×10-3 L+1.173 [D is the particle diameter of the carbon black on arithmetic mean determined by electron microscope (nm); L is DBP oil absorption (mL/100g)]. |
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PIGMENT FOR INK AND PRODUCTION OF INK BY USING THE SAME / MITSUBISHI CHEM CORP PROBLEM TO BE SOLVED: To greatly reduce the time required for dispersing a carbon black as the pigment in ink production and greatly improve the productivity of ink by using, as the pigment, a molded carbon black prepd. by press molding under a specified pressure. SOLUTION: This pigment is prepd. by press molding a carbon black under a pressure of 2-500kgf/cm2 . A pef. pigment is one press molded with a slidable mold, still pref. being one having a vol. of 1cc or higher, and still further pref. being one having a density ρ(g/cc) in the range defined by ρ=8.190×10-3 D-3.824×10-3 L+0.516 and ρ=3.265×10-3 D-3.334×10-3 L+1.173 [wherein D is the arithmetic mean of the particle sizes (nm) of carbon black by electron microscopy; and L is the DBP absorption (ml/100g)]. |
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COMPOSITION FOR PRODUCING CARBON PRODUCT / MITSUBISHI CHEM CORP PROBLEM TO BE SOLVED: To obtain a composition for producing a carbon product excellent in handleability and dispersibility when compounding a carbon powder therewith. SOLUTION: This composition for producing a carbon product is obtained by compounding a carbonaceous aggregate with a binder and uses a carbon powder prepared by powdering the following press formed compact of the carbon black as the carbon black: the density ρ(g/cc) of the press formed compact of the carbon black is represented by ρ=8.190×10-3 D-3.824×10-3 L+0.516 or above and ρ=3.265×10-3 D-3.334×10-3 L+1.173 or below [the arithmetic mean grain diameter of the carbon black measured under an electron microscope is D(nm); the DBP oil absorption volume is L(mL/100g)]. |
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CARBON BLACK MOLDED PRODUCT / MITSUBISHI CHEM CORP PROBLEM TO BE SOLVED: To obtain the subject molded product largely improved in handleability and sufficient in dispersibility in vehicles by press-molding carbon black. SOLUTION: This carbon black molded product is produced by press-molding carbon black. The obtained molded product preferably has a density ρ(g/cc) of 8.190×10-3 D-3.824×10-3 L+0.516 to 3.265×10-3 D-3.334×10-3 L+1.173, wherein D(mm) is an arithmetical average particle diameter of the carbon black by the use of an electronic microscope, and L(mL/100g) is a DBP oil absorption. The carbon black molded product has cut lines, which can be formed e.g. by carving the molded product with a cutter blade or grooving the molded product with a drill. |
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PIGMENT FOR RESIN COMPOSITION AND PRODUCTION OF RESIN COMPOSITION CONTAINING THE SAME / MITSUBISHI CHEM CORP PROBLEM TO BE SOLVED: To obtain a resin composition improved in the dispensability in a resin, blackness, gloss, etc., and reduced in the pollution of an working environment by pressing powdery and/or granular carbon blacks under specified pressure. SOLUTION: Furnace carbon black, acetylene carbon black or the like is used as the starting material. This material is in the form of a powder, granules or flakes and has a particle diameter of 1-60nm and a DBP absorption of 40-400ml/100g. It is placed in a metal, resin or ceramic mold having a capacity of desirably 100cc or above and pressed at 2-500kgf/cm2 to obtain a molding having a density ρ (g/cc) equal to or larger than ρ=8.190×10-3 D3-824×10-3 L+0.516 and equal to or lower than ρ=3.265×10-3 D-3.334×10-3 L+1.173 (wherein, D (nm) is the arithmetic mean particle diameter of the carbon black as determined by using an electron microscope; and L (ml/100g) is the DBP absorption of the carbon black). The obtained carbon black molding and a resin component are kneaded to obtain a resin composition. |
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CARBON BLACK PRESS-MOLDED PRODUCT AND ITS PRODUCTION / MITSUBISHI CHEM CORP PROBLEM TO BE SOLVED: To obtain the subject molded product capable of simultaneously exhibiting excellent dispersibility and hardleability, capable of preventing environmental pollution on transportation, etc., and useful as a good black pigment, etc., by press-molding carbon black and subsequently forming a coating film comprising a specific substance on the molded product. SOLUTION: This press-molded product is obtained by press-molding carbon black (e.g. furnace black produce by a furnace method) preferably at a pressure of 2-500kgf/cm2 and subsequently coating the molded product {e.g. having a density [ρ(g/cc)] which is larger than a value of the equation: ρ=8.190×10-3 D-3.824×10-3 L+0.516 [D is an arithmetical average diameter (nm) of the carbon black by the use of an electron microscope; L is an absorbed DBP amount (ml/100g)] and smaller than a value of the equation: ρ=3.265×10-3 D-3.334×10-3 L+1.173} with a film-formable polymeric compound preferably in a thickness of ≥10μm. |
ScienceON '논문' 검색
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| 1 |
접촉쌍성 CC Com의 측광학적 관측과 분석 한국우주과학회 , 2007 ; Vol. 24 , Issue 2 |
| 2 |
심비디움에 발생하는 선충 조사 및 줄기선충류(Ditylenchus sp.)에 대한 약제방제 효과 한국응용곤충학회 , 2012 ; Vol. 51 , Issue 2 |
| 3 |
심비디움에 발생하는 선충 조사 및 줄기선충류(Ditylenchus sp.)에 대한 약제방제 효과 한국응용곤충학회 , 2012 ; Vol. 51 , Issue 2 |
| 4 |
A 2.5-V Low-Reference-Voltage 2.8-V Low- Collector–Voltage Operation 0.8–0.9-GHz Broadband CDMA BiFET Power Amplifier With an Input SPDT Band Select Switch IEEE , 2011 ; Vol. 59 , Issue 9 |
| 5 |
다중대역 이동통신 단말기용 내장형 안테나의 소형화 및 대역폭 향상에 관한 연구 광운대학교 대학원 , 2009 ; 국내박사 , ix, 94 p. |
| 6 |
다중대역 이동통신 단말기용 내장형 안테나의 소형화 및 대역폭 향상에 관한 연구 광운대학교 대학원 , 2007 ; 국내박사 , pp.99-100 |
| 7 |
다중대역 이동통신 단말기용 내장형 안테나의 소형화 및 대역폭 향상에 관한 연구 광운대학교 대학원 , 2011 ; 국내박사 , pp.3795-3802 |
| 8 |
다중대역 이동통신 단말기용 내장형 안테나의 소형화 및 대역폭 향상에 관한 연구 광운대학교 대학원 , 2007 ; 국내박사 , pp.109-115 |
| 9 |
다중대역 이동통신 단말기용 내장형 안테나의 소형화 및 대역폭 향상에 관한 연구 광운대학교 대학원 , 1987 ; 국내박사 , pp.775-778 |
| 10 |
방송/통신 (DVB-H/LTE) 다중대역 모바일용 내장형 안테나의 소형화 및 대역폭 향상에 관한 연구 서울과학기술대학교 , 2010 ; 국내석사 , v , p 70. |
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