HEAT INSULATION MATERIAL USING AEROGEL AND METHOD FOR PREPARING SAME

The present invention relates to a heat insulating material comprising aerogel surface-treated with polyoxyethylene alkyl ether represented by chemical formula 1, to a production method of an aerogel dispersion in which aerogel particles are stably dispersed in a polymer resin solution, and to a hea...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HONG SEOK KIM, SEHOON HAN, JUWON LEE, YONGJOO KIM, HUR WOOK HWAN, CHUNGSUB LEE
Format: Patent
Sprache:eng ; kor
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Beschreibung
Zusammenfassung:The present invention relates to a heat insulating material comprising aerogel surface-treated with polyoxyethylene alkyl ether represented by chemical formula 1, to a production method of an aerogel dispersion in which aerogel particles are stably dispersed in a polymer resin solution, and to a heat insulating tape including heat insulating material obtained by coating and drying the aerogel dispersion, wherein the aerogel dispersion adds the aerogel and the polyoxyethylene alkyl ether represented by the chemical formula 1 for the surface treatment of the aerogel, and is produced by stirring a solution therefrom at high speed to generate bubbles. 본 발명은 화학식 1의 폴리옥시에틸렌 알킬 에테르로 표면처리된 에어로겔을 포함하는 단열 소재, 상기 에어로겔 입자가 고분자 수지 용액에 안정하게 분산된 에어로겔 분산액의 제조방법, 및 상기 에어로겔 분산액을 코팅 및 건조시켜 얻은 단열 소재를 포함하는 단열 테이프를 제공한다. 특히, 상기 에어로겔 분산액은 에어로겔 및 상기 에어로겔의 표면처리를 위한 하기 화학식 1의 폴리옥시에틸렌 알킬 에테르를 고분자 수지의 용액에 첨가하고, 이로부터 생성된 용액을 고속 교반하여 버블(bubble)을 발생시킴으로써 제조할 수 있다.