KR100366475B1 - 섬유보강된크세로겔의제조방법및이의용도 - Google Patents
섬유보강된크세로겔의제조방법및이의용도 Download PDFInfo
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- KR100366475B1 KR100366475B1 KR1019970701252A KR19970701252A KR100366475B1 KR 100366475 B1 KR100366475 B1 KR 100366475B1 KR 1019970701252 A KR1019970701252 A KR 1019970701252A KR 19970701252 A KR19970701252 A KR 19970701252A KR 100366475 B1 KR100366475 B1 KR 100366475B1
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- gel
- fiber
- fibers
- xerogel
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B30/00—Compositions for artificial stone, not containing binders
- C04B30/02—Compositions for artificial stone, not containing binders containing fibrous materials
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/14—Methods for preparing oxides or hydroxides in general
- C01B13/32—Methods for preparing oxides or hydroxides in general by oxidation or hydrolysis of elements or compounds in the liquid or solid state or in non-aqueous solution, e.g. sol-gel process
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/0091—Preparation of aerogels, e.g. xerogels
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/0045—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by a process involving the formation of a sol or a gel, e.g. sol-gel or precipitation processes
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/10—Solid density
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/52—Sound-insulating materials
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/92—Fire or heat protection feature
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
- Reinforced Plastic Materials (AREA)
- Glass Compositions (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Porous Artificial Stone Or Porous Ceramic Products (AREA)
- Thermal Insulation (AREA)
- Inorganic Fibers (AREA)
- Toys (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Abstract
Description
Claims (12)
- 졸을 제조하는 단계 (a),섬유를 졸에 가하는 단계 (b),단계 (b)에서 수득한 졸을 겔로 전환시키는 단계 (c),겔에 존재하는 액체를 임의로 교환하는 단계 (d),충분히 많은 비율의 겔의 표면 그룹이 표면 개질 물질의 그룹에 의해 대체됨으로써 상이한 기공 표면상의 표면 그룹들 사이의 임의의 추가의 축합을 사실상 억제하고/하거나 건조가 수행되는 기공 표면과 액체 사이의 접촉각을 변화시킴으로써 모세관력을 감소시키도록 하는 방벙으로 겔을 하나 이상의 표면 개질 물질과 반응시키는 단계 (e),겔에 존재하는 액체를 임의로 교환하는 단계 (f) 및생성된 겔을 겔에 존재하는 액체의 임계 온도 미만의 온도와 0.001bar 내지 당해 온도에서 당해 액체의 증기압에 이르는 압력에서 건조시키는 단계 (g)를 포함하는, 다공도가 60용적%를 초과하고 크세로겔 매트릭스 밀도가 0.6g/cm3미만인 섬유 보강된 크세로겔의 제조방법.
- 제1항에 있어서, 단계 (c) 또는 단계 (d)에서 수득한 겔이 20℃ 내지 겔에 존재하는 액체의 비점의 온도에서 노화(aging)되는 방법.
- 제1항 또는 제2항에 있어서, 겔을이 단계(e)에서 일반식 R'nMXm의 하나 이상의 개질 물질[여기서, R'는 수소 또는 비반응성의 유기, 선형, 측쇄, 사이클릭, 방향족 또는 헤테로방향족 라디칼이고, 각각의 R'는 서로 독립적으로 동일하거나 상이하고, M은 Al 또는 Si이며, X는 할로겐 또는 라디칼 -OR", -SR" 또는 -NR"2(여기서, R"는 직쇄 또는 측쇄의 동일하거나 상이하게 일치환 또는 다치환된 C1내지 C18의 지방족 라디칼로서 하나 이상의 CH2그룹이 -C≡C-, -CH=CH-, -COO-, -O(C=O)-, SiR"'2-, -CO- 또는 페닐렌디일에 의해 대체될 수 있고/있거나 각각의 모든 CH2단위가 O 또는 NR"'에 의해 대체될 수 있으며, 여기서 R"'는 페닐, C1-C18-알킬, 또는 벤질이거나, R"는 1 내지 5개의 치환체 R', OH, OR', COOR', OCOR', SO3H, SO2Cl, F, Cl, Br, NO2또는 CN에 의해 치환될 수 있는 벤질 라디칼 또는 페닐 라디칼이고, N의 경우, 각각의 R"는 서로 독립적으로 동일하거나 상이하다)이고, n 및 m은 이의 합이 M의 원자가에 상응하는 0을 초과하는 정수이며, m이 2 이상인 경우, 각각의 X는 서로 동일하거나 상이하다]과 반응되는 방법.
- 제3항에 있어서,수성 물 유리 용액의 pH를 3 이하로 조절하고, 생성된 규산에 염기를 가하는 단계 (a),섬유를 가하는 단계 (b),규산을 중축합시키는 단계 (c),단계 (c)에서 수득한 섬유 보강된 겔을 유기 용매를 사용하여 겔의 물 함량이 5중량% 이하로 될 때까지 겔을 세척하는 단계 (d),단계 (d)에서 수득한 겔을 실릴화제와 반응시키는 단계 (e),실릴화된 겔을 전환되지 않은 실릴화제의 잔류 농도가 1중량% 이하로 될 때까지 유기 용매를 사용하여 임의로 세척하는 단계 (f) 및단계 (e) 또는 단계(f)에서 수득한 실릴화된 겔을 -30 내지 200℃와 0.001 내지 20bar에서 건조시키는 단계(g)를 포함하는, 섬유 보강된 SiO2크세로겔의 제조방법.
- 제1항 또는 제2항에 있어서, 단계(g)에서의 겔의 건조가 유전식 방법 (dielectric process)에 의해 수행되는 방법.
- 제5항에 있어서, 겔이 전자파에 의해 건조되는 방법.
- 제1항 또는 제2항에 있어서, 섬유의 용적 비율이 0.1 내지 30%인 방법.
- 제1항 또는 제2항에 있어서, 섬유 직경이, a) 금속화되지 않은 섬유의 경우,0.1 내지 30㎛이고/이거나, b) 금속화된 섬유의 경우, 0.1 내지 20㎛인 방법.
- 제1항 또는 제2항에 있어서, IR 불투명체가 단계 (a) 또는 단계(b)에서 졸에 첨가되는 방법.
- 제1항 또는 제2항에 있어서, 섬유가 웹(web) 또는 매트(mat)의 형태로 사용되는 방법.
- 제1항 또는 제2항에 있어서, 개개의 섬유가 랜덤한 형태 또는 배향된 형태로 사용되는 방법.
- 제1항 내지 제11항 중의 어느 한 항에서 청구한 방법으로 제조된 섬유 보강된 크세로겔의 포함하는 단열재 및/또는 음향 흡수재.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4430669A DE4430669A1 (de) | 1994-08-29 | 1994-08-29 | Verfahren zur Herstellung von faserverstärkten Xerogelen, sowie ihre Verwendung |
DEP4430669.5 | 1994-08-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970705525A KR970705525A (ko) | 1997-10-09 |
KR100366475B1 true KR100366475B1 (ko) | 2003-04-26 |
Family
ID=6526851
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970701252A Expired - Lifetime KR100366475B1 (ko) | 1994-08-29 | 1995-08-17 | 섬유보강된크세로겔의제조방법및이의용도 |
Country Status (19)
Country | Link |
---|---|
US (1) | US5866027A (ko) |
EP (1) | EP0778815B1 (ko) |
JP (1) | JP3897125B2 (ko) |
KR (1) | KR100366475B1 (ko) |
CN (1) | CN1044597C (ko) |
AT (1) | ATE174017T1 (ko) |
AU (1) | AU694797B2 (ko) |
BR (1) | BR9508644A (ko) |
CA (1) | CA2198732A1 (ko) |
DE (2) | DE4430669A1 (ko) |
DK (1) | DK0778815T3 (ko) |
ES (1) | ES2126926T3 (ko) |
FI (1) | FI970809A0 (ko) |
GR (1) | GR3029487T3 (ko) |
MX (1) | MX9701587A (ko) |
NO (1) | NO312828B1 (ko) |
PL (1) | PL180069B1 (ko) |
RU (1) | RU2146661C1 (ko) |
WO (1) | WO1996006809A1 (ko) |
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DE19718740A1 (de) | 1997-05-02 | 1998-11-05 | Hoechst Ag | Verfahren zur Granulierung von Aerogelen |
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DE19726330C2 (de) * | 1997-06-20 | 1999-07-29 | Joerg Ortjohann | Vakuum-Isolationspaneel, Verfahren zur Herstellung eines solchen Paneels und ein Verfahren zur Regelung der Wärmeströme |
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KR102190889B1 (ko) * | 2017-11-21 | 2020-12-14 | 주식회사 엘지화학 | 고단열 및 고강도 실리카 에어로겔 블랭킷 제조방법 |
AU2019243822B2 (en) * | 2018-03-28 | 2024-11-14 | Agency For Science, Technology And Research | A polyethylene terephthalate (PET) aerogel |
AU2019279894B2 (en) | 2018-05-31 | 2024-07-11 | Aspen Aerogels, Inc. | Fire-class reinforced aerogel compositions |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
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US3428425A (en) * | 1966-04-04 | 1969-02-18 | Monsanto Co | Method of preparing silica materials |
US3652215A (en) * | 1968-08-06 | 1972-03-28 | Nat Petro Chemicals Co Inc | Preparation of silica gels |
JPS5249543B2 (ko) * | 1973-08-20 | 1977-12-17 | ||
DE3346180C2 (de) * | 1983-12-21 | 1996-05-15 | Micropore International Ltd | Starrer Wärmedämmkörper |
JPH0742174B2 (ja) * | 1991-08-09 | 1995-05-10 | 株式会社コロイドリサーチ | アルミナ系多孔体の製造方法 |
US5306555A (en) * | 1991-09-18 | 1994-04-26 | Battelle Memorial Institute | Aerogel matrix composites |
US5565142A (en) * | 1992-04-01 | 1996-10-15 | Deshpande; Ravindra | Preparation of high porosity xerogels by chemical surface modification. |
DE4342548A1 (de) * | 1993-12-14 | 1995-06-22 | Hoechst Ag | Xerogele, Verfahren zu ihrer Herstellung, sowie ihre Verwendung |
-
1994
- 1994-08-29 DE DE4430669A patent/DE4430669A1/de not_active Withdrawn
-
1995
- 1995-08-17 FI FI970809A patent/FI970809A0/fi not_active IP Right Cessation
- 1995-08-17 KR KR1019970701252A patent/KR100366475B1/ko not_active Expired - Lifetime
- 1995-08-17 ES ES95929888T patent/ES2126926T3/es not_active Expired - Lifetime
- 1995-08-17 RU RU97104883A patent/RU2146661C1/ru active
- 1995-08-17 BR BR9508644A patent/BR9508644A/pt not_active IP Right Cessation
- 1995-08-17 JP JP50845596A patent/JP3897125B2/ja not_active Expired - Lifetime
- 1995-08-17 DE DE59504435T patent/DE59504435D1/de not_active Expired - Lifetime
- 1995-08-17 US US08/793,543 patent/US5866027A/en not_active Expired - Lifetime
- 1995-08-17 MX MX9701587A patent/MX9701587A/es unknown
- 1995-08-17 CA CA002198732A patent/CA2198732A1/en not_active Abandoned
- 1995-08-17 CN CN95195325A patent/CN1044597C/zh not_active Expired - Lifetime
- 1995-08-17 DK DK95929888T patent/DK0778815T3/da active
- 1995-08-17 EP EP95929888A patent/EP0778815B1/de not_active Expired - Lifetime
- 1995-08-17 AU AU33467/95A patent/AU694797B2/en not_active Ceased
- 1995-08-17 WO PCT/EP1995/003275 patent/WO1996006809A1/de active IP Right Grant
- 1995-08-17 AT AT95929888T patent/ATE174017T1/de not_active IP Right Cessation
- 1995-08-17 PL PL95318900A patent/PL180069B1/pl not_active IP Right Cessation
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1997
- 1997-02-26 NO NO19970867A patent/NO312828B1/no not_active IP Right Cessation
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1999
- 1999-02-25 GR GR990400583T patent/GR3029487T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
KR970705525A (ko) | 1997-10-09 |
PL180069B1 (pl) | 2000-12-29 |
DK0778815T3 (da) | 1999-08-16 |
ATE174017T1 (de) | 1998-12-15 |
JPH10504793A (ja) | 1998-05-12 |
BR9508644A (pt) | 1997-11-25 |
WO1996006809A1 (de) | 1996-03-07 |
CA2198732A1 (en) | 1996-03-07 |
ES2126926T3 (es) | 1999-04-01 |
MX9701587A (es) | 1997-05-31 |
US5866027A (en) | 1999-02-02 |
FI970809A7 (fi) | 1997-02-26 |
AU3346795A (en) | 1996-03-22 |
EP0778815A1 (de) | 1997-06-18 |
EP0778815B1 (de) | 1998-12-02 |
RU2146661C1 (ru) | 2000-03-20 |
FI970809L (fi) | 1997-02-26 |
DE4430669A1 (de) | 1996-03-07 |
CN1158598A (zh) | 1997-09-03 |
FI970809A0 (fi) | 1997-02-26 |
NO970867L (no) | 1997-02-26 |
GR3029487T3 (en) | 1999-05-28 |
DE59504435D1 (de) | 1999-01-14 |
NO312828B1 (no) | 2002-07-08 |
PL318900A1 (en) | 1997-07-21 |
NO970867D0 (no) | 1997-02-26 |
CN1044597C (zh) | 1999-08-11 |
JP3897125B2 (ja) | 2007-03-22 |
AU694797B2 (en) | 1998-07-30 |
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