The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 22, 2000

Filed:

Nov. 16, 1998
Applicant:
Inventors:

Ho-jin Kweon, Choongcheongnam-do, KR;

Sung-soo Kim, Choongcheongnam-do, KR;

Dong-gon Park, Seoul, KR;

Jin Kang, Seoul, KR;

Hye-young Kwon, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
524779 ; 524783 ; 526210 ; 526227 ; 526229 ; 526319 ; 5263297 ;
Abstract

A method of preparing a composite of organic and inorganic compounds includes the steps of reacting a mixed solution of a metal alkoxide and a silicon-containing compound with a catalyst to produce an alcogel of a metal oxide or a complex metal oxide. The metal alkoxide is prepared by reacting at least one metal with an alcohol and the mixed solution is prepared by mixing the metal alkoxide with the silicon-containing compound. An alcogel is produced from the reacting step and alcohol is impregnated within the inorganic oxide lattice structure of the alcogel. Furthermore, the method of preparing a composite of an organic and an inorganic compound includes the steps of centrifuging the alcogel to separate any alcohol from the alcogel to form a gel, adding an organic monomer the gel and polymerizing the organic monomer in-situ to form an organic polymer. The resulting composite has characteristics of both the parent organic and inorganic compounds.


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