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Небесная энциклопедия

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Применить Всего найдено 10. Отображено 10.
18-01-2017 дата публикации

METHOD FOR TREATING SURFACE OF CERAMIC COMPOUND PARTICLES

Номер: KR1020170006485A
Автор: WEE, SUNG BOK, CHOI, SUNG CHURL
Принадлежит:

Provided is a method for treating the surface of ceramic compound particles. According to an embodiment of the present invention, the method for treating the surface of ceramic compound particles comprises the following steps: (a) producing a dispersed solution by dispersing the ceramic compound particles in a solvent; (b) putting a silicone-based compound into the dispersed solution, and mixing the same so as to form a first layer on the surface of the ceramic compound particles; (c) putting a carbon-based compound into the dispersed solution and then mixing the same so as to form a second layer on the surface of the first layer; (d) putting base into the dispersed solution and then heating the same so as to etch the first layer; and (e) acquiring particles after drying the product in the step (d), compressing the particles, and performing heat-treatment. COPYRIGHT KIPO 2017 ((a)) Ceramic compound particles + Organic solvent → Dispersion production ((b)) Putting a silicone-based compound ...

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Номер записи: 1
26-02-2018 дата публикации

전자기 특성 제어가 가능한 세라믹 화합물 입자의 제조 방법

Номер: KR0101832144B1
Автор: 위성복, 최성철
Принадлежит: (주)윈스, 전석원, 위성복

... 본 발명의 실시예는, 세라믹 화합물 입자를 분산시킬 용매를 준비하되, 상기 용매를 이루는 비양성자성 용매의 부피 비율을 조절하는 단계; 세라믹 화합물 입자를 상기 용매 중에 분산시키는 단계; 상기 분산액에 실리콘계 화합물을 투입하고 혼합하여 상기 세라믹 화합물 입자의 표면에, 상기 비양성자성 용매의 부피 비율에 반비례하는 두께는 가지는 표면층을 형성하는 단계; 상기 분산액에 산 또는 염기를 투입하고 가열하는 단계; 및 가열이 완료된 후 수득되는 물질을 건조하여 입자상을 수득하는 단계를 포함하는, 색 발현이 가능한 세라믹 화합물 제조 방법을 제공한다.

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Номер записи: 2
27-12-2012 дата публикации

SURFACE TREATMENT METHOD FOR MAGNETIC PARTICLES, MAGNETIC COMPOSITE PREPARED THEREBY, AND MAGNETIC COMPOSITE FOR LABELING TARGET MATERIALS

Номер: WO2012177088A1
Автор: JOO, Jae-Hyun, WEE, Sung-Bok, PARK, Youn-Jung, HONG, Sung-Wan, CHANG, Hyong-Ku
Принадлежит:

The present invention relates to a surface treatment method for magnetic particles, a magnetic composite prepared thereby, and a magnetic composite for labeling target materials. More specifically, the invention relates to a surface treatment method for magnetic particles and a magnetic composite having excellent dispersibility prepared thereby, wherein the surface treatment method comprises the steps of: performing the acid-treatment of magnetic particles and mixing the acid-treated magnetic particles with a water-soluble solvent in order to form a hydroxyl group (-OH) on the surface of the magnetic particles; and mixing the magnetic particles, in which the hydroxyl group is formed, with a surface treatment agent containing an organic ligand, which can be bonded to the hydroxyl group, so that the organic ligand is treated on the surface of the magnetic particles.

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Номер записи: 3
02-07-2018 дата публикации

CONDUCTIVE CERAMIC COMPOSITION HAVING EXCELLENT ELECTRIC CONDUCTIVITY

Номер: KR101872868B1
Автор: WEE, SUNG BOK, OH, HYEON CHEOL, WEE, HYUNG BOK, WEE, SUNG PELL
Принадлежит: WINCE. CO., LTD., WEE, SUNG BOK, JEON, SEOK WON

An embodiment of the present invention provides a conductive ceramic composition which contains: conductive non-oxide ceramic particles; oxide ceramic particles electrostatically bonded or co-dispersed with the non-oxide ceramic particles; and a binder resin. An objective of the present invention is to provide conductive ceramic particles having excellent dispersity to solvents, physical and chemical stability, and excellent electric conductivity. COPYRIGHT KIPO 2018 ...

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Номер записи: 4
02-01-2018 дата публикации

SURFACE TREATMENT METHOD OF PARTICLES AND SUSPENSION COMPOSITION COMPRISING PARTICLES TREATED THEREBY

Номер: KR1020180000248A
Автор: WEE, SUNG BOK, OH, HYEON CHEOL, JEON, SEOK WON, WEE, SUNG PELL
Принадлежит:

The present invention provides a surface treatment method of particles which comprises the following steps: (a) dispersing metal particles or ceramic particles in an aprotic solvent containing a cyclic compound to prepare a dispersion; and (b) heating a solution obtained by mixing the dispersion and acid or a base to ring-open the cyclic compound. The present invention also relates to a suspension composition comprising the particles surface-treated by the method. COPYRIGHT KIPO 2018 ...

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Номер записи: 5
22-12-2017 дата публикации

세라믹 화합물 입자의 표면처리 방법

Номер: KR0101811564B1
Автор: 위성복, 최성철
Принадлежит: (주)윈스, 위성복, 전석원

... 본 발명의 일 실시예는 (a) 세라믹 화합물 입자를 용매 중에 분산시켜 분산액을 제조하는 단계; (b) 상기 분산액에 실리콘계 화합물을 투입하고 혼합하여 상기 세라믹 화합물 입자의 표면에 제1 층을 형성하는 단계; (c) 상기 분산액에 탄소계 화합물을 투입하고 혼합하여 상기 제1 층의 표면에 제2 층을 형성하는 단계; (d) 상기 분산액에 염기를 투입하고 가열하여 상기 제1 층을 식각하는 단계; 및 (e) 상기 (d) 단계의 생성물을 건조하여 입자상을 수득하고, 상기 입자상을 압축한 후 열처리하는 단계;를 포함하는 세라믹 화합물 입자의 표면처리 방법을 제공한다.

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Номер записи: 6
13-09-2018 дата публикации

CONDUCTIVE CERAMIC COMPOSITION HAVING EXCELLENT ELECTRICAL CONDUCTIVITY

Номер: WO2018164472A1
Автор: WEE, Sung Bok, OH, Hyeon Cheol, WEE, Hyung Bok, WEE, Sung Pell
Принадлежит:

One embodiment of the present invention provides a conductive ceramic composition comprising: conductive non-oxide ceramic particles; oxide ceramic particles electrostatically bonded or co-dispersed with the non-oxide ceramic particles; and a binder resin.

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Номер записи: 7
18-01-2017 дата публикации

METHOD FOR PRODUCING CERAMIC COMPOUND PARTICLES ENSURING CONTROLLABLE ELECTROMAGNETIC PROPERTIES

Номер: KR1020170006454A
Автор: WEE, SUNG BOK, CHOI, SUNG CHURL
Принадлежит:

Provided is a method for producing a ceramic compound ensuring color production functions. According to an embodiment of the present invention, the method for producing the ceramic compound comprises the following steps: preparing a solvent for dispersing ceramic compound particles and adjusting volume ratio of an aprotic solvent making up the solvent; dispersing the ceramic compound particles in the solvent; inserting a silicone-based compound into the dispersed solution and mixing the same thereafter so as to form a surface layer, on a surface of the ceramic compound particles, having the thickness inversely proportional to the volume ratio of the aprotic solvent; inserting acid or base into the dispersed solution and then heating the same; and drying the product acquired after completing the heating step so as to obtain particles. COPYRIGHT KIPO 2017 (111) Ceramic compound particles (S112) Organic solvent preparation (S113) V_a / V_p ratio adjustment (S120) Producing dispersion (S130 ...

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Номер записи: 8
14-11-2016 дата публикации

SUSPENSION COMPOSITION COMPRISING HIGHLY DISPERSIBLE CERAMIC PARTICLE AND MANUFACTURING METHOD THEREOF

Номер: KR101675517B1
Автор: WEE, SUNG BOK, CHOI, SUNG CHURL
Принадлежит: HANKOOK NANOPLUS CO., LTD.

Provided in an embodiment of the present invention are a suspension composition and a manufacturing method thereof. The suspension composition comprises: a ceramic compound particle; an organic ligand compound including at least one pendant functional group; and a solvent. The organic ligand compound is bonded to the surface of the ceramic compound particle. The suspension composition of the ceramic compound particle has excellent dispersibility with respect to the solvent and can be manufactured by a simple process. COPYRIGHT KIPO 2016 ...

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Номер записи: 9
02-02-2018 дата публикации

입자의 표면처리 방법 및 그에 따라 표면처리된 입자를 포함하는 현탁액 조성물

Номер: KR0101824908B1
Автор: 위성복, 오현철, 전석원, 위성필
Принадлежит: (주)윈스, 위성복, 전석원

... 본 발명의 일 실시예는 (a) 금속 입자 또는 세라믹 입자를 고리형 화합물을 포함하는 비양성자성 용매(aprotic solvent) 중에 분산시켜 분산액을 제조하는 단계; 및 (b) 상기 분산액, 및 산 또는 염기을 혼합한 용액을 가열하여 상기 고리형 화합물을 개환(ring opening)시키는 단계;를 포함하는, 입자의 표면처리 방법 및 그에 따라 표면처리된 입자를 포함하는 현탁액 조성물을 제공한다.

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Номер записи: 10