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Patent Searching and Data


Title:
METHOD AND APPARATUS FOR PREPARING AEROGEL SHEET
Document Type and Number:
WIPO Patent Application WO/2017/142238
Kind Code:
A1
Abstract:
The present invention relates to a method for preparing an aerogel sheet, wherein the method may comprise the steps of: (a) preparing a pre-treated fibrous sheet by impregnating a fibrous sheet with an acidic liquid to subject the fibrous sheet to an acid cleaning treatment and impregnating the fibrous sheet, which has been subjected to the acid cleaning treatment, with a binder solution; (b) impregnating the pre-treated fibrous sheet with a silica precursor; and (c) impregnating the fibrous sheet, which has been impregnated with the silica precursor, with a gelating catalyst to attain the gelation of the silica precursor.

Inventors:
KIM, Ye Hon (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
LEE, Je Kyun (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
OH, Kyoung Shil (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
Application Number:
KR2017/001219
Publication Date:
August 24, 2017
Filing Date:
February 03, 2017
Export Citation:
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Assignee:
LG CHEM, LTD. (128 Yeoui-daero, Yeongdeungpo-gu, Seoul, 07336, KR)
International Classes:
C01B33/158; B01J31/02; B01J37/04; B65H16/10; B65H18/08; B65H20/06; B65H37/00
Foreign References:
KR20110126381A2011-11-23
CN102557577A2012-07-11
KR101199958B12012-11-13
KR20110082379A2011-07-19
KR20150089319A2015-08-05
Other References:
See also references of EP 3296265A4
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (11th Floor, 343 Gangnam-daero,,Seocho-gu, Seoul, 06626, KR)
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