KR950017797A - Method and apparatus for manufacturing porous silica glass - Google Patents

Method and apparatus for manufacturing porous silica glass Download PDF

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Publication number
KR950017797A
KR950017797A KR1019930030370A KR930030370A KR950017797A KR 950017797 A KR950017797 A KR 950017797A KR 1019930030370 A KR1019930030370 A KR 1019930030370A KR 930030370 A KR930030370 A KR 930030370A KR 950017797 A KR950017797 A KR 950017797A
Authority
KR
South Korea
Prior art keywords
glass
porous silica
silica glass
molded
gelling
Prior art date
Application number
KR1019930030370A
Other languages
Korean (ko)
Other versions
KR960006543B1 (en
Inventor
장감용
전영관
이동주
Original Assignee
우덕창
쌍용양회공업 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 우덕창, 쌍용양회공업 주식회사 filed Critical 우덕창
Priority to KR1019930030370A priority Critical patent/KR960006543B1/en
Publication of KR950017797A publication Critical patent/KR950017797A/en
Application granted granted Critical
Publication of KR960006543B1 publication Critical patent/KR960006543B1/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C03C1/006—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels to produce glass through wet route
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C11/00—Multi-cellular glass ; Porous or hollow glass or glass particles
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/02—Other methods of shaping glass by casting molten glass, e.g. injection moulding
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2203/00—Production processes
    • C03C2203/20—Wet processes, e.g. sol-gel process
    • C03C2203/26—Wet processes, e.g. sol-gel process using alkoxides
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2203/00—Production processes
    • C03C2203/50—After-treatment

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Glass Compositions (AREA)

Abstract

본 발명은 다공질 실리카 유리의 제조방법 및 제조장치에 관한 것으로, 특히 이중유리 사이에 삽입하는 투명한 다공질 유리 단열재, 태양열 집열판의 유리창, 촉매지지대, 흡착제 및 각종 분리막으로 이용되고 있는 다공질 실리카 유리의 제조방법 및 제조장치이다.BACKGROUND OF THE INVENTION Field of the Invention The present invention relates to a method for producing porous silica glass, and more particularly, to a method for manufacturing porous silica glass which is used as a transparent porous glass insulator inserted between double glass, a glass window of a solar heat collecting plate, a catalyst support, an adsorbent, and various separators. And manufacturing apparatus.

Description

다공질 실리카 유리의 제조방법 및 제조장치Method and apparatus for manufacturing porous silica glass

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제 1 도는 유리성형체의 겔화장치이다1 is a gelling apparatus for glass moldings.

Claims (3)

금속알콕사이드를 수화 및 축합반응시켜 유리형성 용액을 제조하고, 얻어진 용액이 적정한 점도인 200내지 300cps에 도달하였을때, 몰드에 캐스팅 하여 성형체를 형성하고, 히터, 암모니아가스 및 질소가스 주입장치로 구성된 겔화장치에서 성형체를 겔화 시키고, 이어서 얻어진 성형겔체를 액체 CO2초임계 건조법으로 건조하는 것으로 이루어진 다공질 실리카 유리의 제조방법.Hydration and condensation reaction of the metal alkoxide to prepare a glass-forming solution, when the obtained solution reaches a suitable viscosity of 200 to 300cps, cast into a mold to form a molded body, gelation composed of a heater, ammonia gas and nitrogen gas injection device A method for producing a porous silica glass comprising gelling a molded body in an apparatus, and then drying the obtained molded gel body by a liquid CO 2 supercritical drying method. 제 1 항에 있어서, 액체 CO2초임계 건조법은 성형겔체를 아밀아세테이트에 3 내지 5시간동안 침지시킨 후, 액체 CO2에 의해 성형겔체내의 용매를 치환 후,35 내지 45℃,1300 내지 1500psi에서 2 내지 3시간동안 건조하는 것으로 이루어진 다공질 실리카 유리의 제조방법.The method according to claim 1, wherein the liquid CO 2 supercritical drying method immerses the molded gel body in amyl acetate for 3 to 5 hours, and then replaces the solvent in the molded gel body with liquid CO 2 , and then, is 35 to 45 ° C., 1300 to 1500 psi. Method for producing a porous silica glass consisting of drying for 2 to 3 hours. 히터와 암모니아가스 및 질소가스 주입장치로 이루어진 유리성형체를 겔화하는 겔화장치.A gelling device for gelling a glass molded body consisting of a heater, ammonia gas and nitrogen gas injection device. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930030370A 1993-12-28 1993-12-28 Method of porous silica glass and its apparatus KR960006543B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019930030370A KR960006543B1 (en) 1993-12-28 1993-12-28 Method of porous silica glass and its apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930030370A KR960006543B1 (en) 1993-12-28 1993-12-28 Method of porous silica glass and its apparatus

Publications (2)

Publication Number Publication Date
KR950017797A true KR950017797A (en) 1995-07-20
KR960006543B1 KR960006543B1 (en) 1996-05-17

Family

ID=19373375

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930030370A KR960006543B1 (en) 1993-12-28 1993-12-28 Method of porous silica glass and its apparatus

Country Status (1)

Country Link
KR (1) KR960006543B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100789720B1 (en) * 2001-05-11 2008-01-02 김석종 Pillars for Space and External Shock Absorption of Pair Glasses

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100789720B1 (en) * 2001-05-11 2008-01-02 김석종 Pillars for Space and External Shock Absorption of Pair Glasses

Also Published As

Publication number Publication date
KR960006543B1 (en) 1996-05-17

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