WO1999032282A1 - Porcelain enamel composition for electronic applications - Google Patents
Porcelain enamel composition for electronic applications Download PDFInfo
- Publication number
- WO1999032282A1 WO1999032282A1 PCT/US1998/027236 US9827236W WO9932282A1 WO 1999032282 A1 WO1999032282 A1 WO 1999032282A1 US 9827236 W US9827236 W US 9827236W WO 9932282 A1 WO9932282 A1 WO 9932282A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- composition
- metal
- combined weight
- section
- firing
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/05—Insulated conductive substrates, e.g. insulated metal substrate
- H05K1/053—Insulated conductive substrates, e.g. insulated metal substrate the metal substrate being covered by an inorganic insulating layer
-
- 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
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
-
- 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
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
- C03C8/02—Frit compositions, i.e. in a powdered or comminuted form
-
- 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
- C03C2207/00—Compositions specially applicable for the manufacture of vitreous enamels
- C03C2207/04—Compositions specially applicable for the manufacture of vitreous enamels for steel
Definitions
- the invention concerns a new and improved porcelain enamel
- composition More particularly, the invention concerns a porcelain enamel
- composition for use in forming a dielectric layer upon a section of metal to
- the enamel composition forms a substantially nonconductive or dielectric layer upon which electronic circuits can be formed
- Such circuits are generally formed by applying (printing) conductive and/or
- compositions fail to provide an insulative or dielectric layer having leakage
- the present invention provides a new and improved porcelain enamel
- composition for use in forming an electronic substrate that is capable of
- the enamel composition displays excellent adhesion, a uniform surface finish and good stability upon being subjected to secondary heating and firing
- the glass composition comprises in weight percent a combined
- B 2 O 3 from about 10% to about 40% SiO 2 , up to about 10% AI 2 O 3 , up to
- NiO NiO
- a combined weight of SnO, MoO 3 , WO 3 , Sb 2 O 3 of up to about
- the invention further provides a
- the porcelain enamel composition of the present invention comprises a
- the glass composition is formed in a conventional manner
- Such melting techniques include heating the necessary raw materials
- the glass melt is then converted to a glass
- the glass composition which may be formed from one or multiple
- La 2 O 5 , Y 2 O 3 and CeO 2 of up to about 20% Where an increased flow is required, it may
- the levels of MgO and CaO are restricted in order to help ensure
- enamel compositions of the present invention may be used in conjunction with
- the substrate Such metals include, for example, stainless steel, aluminum, copper, etc
- the enamel composition of the present invention is especially well suited for
- the enamel composition may be applied to clean (degreased) low carbon
- the enamel composition of the present invention may be applied using various combinations
- dry electrostatic spraying is generally preferred
- present invention may be applied directly or indirectly to the metal substrate Indirect application would involve the primary or initial application of a ground coat or bonding
- ground coat designed for electrostatic application which is sold by Ferro (Holland) B.V. of Holland under the
- the enamel composition is formed by mixing the glass composition with one or more additives or mill additions.
- mill additions examples include silica, bentonite, coloring oxides, quartz, magnesium carbonate, potassium nitrate, clay, feldspars,
- application e.g., dry application, wet application, desired color or finish, etc.
- the coated metal is subjected to a
- Firing may be conducted in a conventional manner. Firing generally
- the enamel composition Upon firing, the enamel composition displays a leakage current to power ratio
- crystallized 2XO-AI 2 O 3 -2SiO 2 wherein X comprises Ba or Sr.
- This crystallization product displays a relatively low coefficient
- TiO, ZrO 2 and CeO 2 may be added to the milling or the glass composition so as to
- compositions A-D were milled in dry powder form to provide a median
- Example II Enamel compositions 1-3 were formed by mixing together the following:
- Enamel compositions 1-3 were then applied to provide about 10 grams of such
- compositions displayed the following properties:
- Composition 1 0.04 mA/kW
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Glass Compositions (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU19383/99A AU1938399A (en) | 1997-12-22 | 1998-12-21 | Porcelain enamel composition for electronic applications |
DE69841045T DE69841045D1 (en) | 1997-12-22 | 1998-12-21 | PORCELAIN EMISSION COMPOSITION FOR ELECTRONIC APPLICATIONS |
EP98964205A EP1047554B1 (en) | 1997-12-22 | 1998-12-21 | Porcelain enamel composition for electronic applications |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/995,584 US5998037A (en) | 1997-12-22 | 1997-12-22 | Porcelain enamel composition for electronic applications |
US08/995,584 | 1997-12-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1999032282A1 true WO1999032282A1 (en) | 1999-07-01 |
Family
ID=25541965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1998/027236 WO1999032282A1 (en) | 1997-12-22 | 1998-12-21 | Porcelain enamel composition for electronic applications |
Country Status (5)
Country | Link |
---|---|
US (1) | US5998037A (en) |
EP (1) | EP1047554B1 (en) |
AU (1) | AU1938399A (en) |
DE (1) | DE69841045D1 (en) |
WO (1) | WO1999032282A1 (en) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003097546A1 (en) | 2002-05-15 | 2003-11-27 | Ferro Corporation | Electronic device having lead and cadmium free electronic overglaze applied thereto |
EP1627863A1 (en) * | 2003-05-26 | 2006-02-22 | Murata Manufacturing Co., Ltd. | Porcelain composition |
NL1027571C2 (en) * | 2004-11-23 | 2006-05-24 | Ferro Techniek Holding Bv | Email composition for use as a dielectric, and use of such an email composition. |
CN1298794C (en) * | 2005-06-21 | 2007-02-07 | 沈阳工业大学 | Enamel powder for electrophoresis coating and its preparation |
EP1784367A2 (en) * | 2004-06-09 | 2007-05-16 | Ferro Corporation | Lead-free and cadmium-free conductive copper thick film pastes |
WO2007050529A3 (en) * | 2005-10-27 | 2007-06-21 | Glass Inc | Glass compositions |
WO2006044184A3 (en) * | 2004-10-13 | 2007-09-27 | Corning Inc | Hermetically sealed glass package and method of fabrication |
GB2455974A (en) * | 2007-12-20 | 2009-07-01 | United States Borax Inc | Boron-containing compositions |
CN101805129A (en) * | 2010-04-14 | 2010-08-18 | 东莞市龙基电子有限公司 | Insulating layer material for stainless steel plates and preparation method thereof |
US7892997B2 (en) | 2006-06-21 | 2011-02-22 | U.S. Borax Inc. | Glaze compositions |
US8088700B2 (en) * | 2008-07-15 | 2012-01-03 | Hyundai Motor Company | Sealing glass composition for intermediate-temperature planar SOFC |
CN107848872A (en) * | 2015-08-05 | 2018-03-27 | 费罗公司 | High-k LTCC dielectric combinations and device |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69803437T2 (en) * | 1998-01-12 | 2002-08-01 | Ferro France Sarl | Catalytic porcelain enamel coating composition |
US6407020B1 (en) * | 1999-03-31 | 2002-06-18 | Tdk Corporation | Ceramics composition |
US6362119B1 (en) * | 1999-06-09 | 2002-03-26 | Asahi Glass Company, Limited | Barium borosilicate glass and glass ceramic composition |
JP3762157B2 (en) * | 1999-09-02 | 2006-04-05 | 旭テクノグラス株式会社 | Anodic bonding glass |
US7410672B2 (en) * | 1999-10-12 | 2008-08-12 | Aos Holding Company | Water-resistant porcelain enamel coatings and method of manufacturing same |
US7087542B2 (en) * | 2001-06-06 | 2006-08-08 | Kabushiki Kaisha Ohara | Optical glass |
CA2476739C (en) * | 2002-05-15 | 2007-10-09 | Ferro Corporation | Durable glass enamel composition |
US6936556B2 (en) * | 2002-05-15 | 2005-08-30 | Ferro Corporation | Durable glass enamel composition |
CN100517608C (en) * | 2004-02-28 | 2009-07-22 | 三星电子株式会社 | Amorphous dielectric thin film and manufacturing method thereof |
KR20110034700A (en) * | 2005-04-04 | 2011-04-05 | 파나소닉 주식회사 | Plasma display panel and method for manufacturing same |
WO2006133075A2 (en) * | 2005-06-06 | 2006-12-14 | American Standard International Inc. | Antimicrobial glaze and acid resistant porcelain for enameled steel products |
CN100532466C (en) * | 2006-04-21 | 2009-08-26 | 中国科学院过程工程研究所 | High temperature common mild steel anti-oxidation coating and application thereof |
CN102593243A (en) * | 2007-08-31 | 2012-07-18 | 费罗公司 | Layered contact structure for solar cells |
US8664134B2 (en) * | 2009-03-04 | 2014-03-04 | Schott Ag | Crystallizing glass solders and uses thereof |
AU2010220562B2 (en) * | 2009-03-04 | 2015-06-18 | Schott Ag | Crystallizing glass solder and use thereof |
US9296644B2 (en) * | 2010-02-15 | 2016-03-29 | Schott Ag | High-temperature glass solder and its uses |
JP5609319B2 (en) * | 2010-06-29 | 2014-10-22 | セントラル硝子株式会社 | Low melting point glass composition and conductive paste material using the same |
EP2717299B1 (en) * | 2011-05-26 | 2016-07-27 | Shindengen Electric Manufacturing Co., Ltd. | Glass composition for semiconductor junction protection, production method for semiconductor device, and semiconductor device |
CN103890919B (en) | 2012-05-08 | 2016-07-06 | 新电元工业株式会社 | Semiconductor bond protection glass composite, the manufacture method of semiconductor device and semiconductor device |
CN102775068B (en) * | 2012-08-03 | 2016-03-30 | 上海锦众信息科技有限公司 | A kind of preparation method of diaphragm seal of fuel cell |
DE102013209970B3 (en) | 2013-05-28 | 2014-07-24 | Schott Ag | Glassy or at least partially crystalline joining material and its use and jointing |
CN103408227B (en) * | 2013-07-23 | 2016-06-01 | 宁波职业技术学院 | A kind of amorphous glass powder and Synthesis and applications thereof |
EP3142983A1 (en) * | 2014-05-12 | 2017-03-22 | Prince Minerals LLC | Glass composite suitable for providing a protective coating on untreated substrates |
US10763018B2 (en) * | 2017-04-14 | 2020-09-01 | Panasonic Intellectual Property Management Co., Ltd. | Chip resistor |
KR102373824B1 (en) * | 2017-09-06 | 2022-03-15 | 삼성전자주식회사 | Cooking apparatus and manufacturing method thereof |
CN109721246B (en) * | 2017-10-30 | 2021-12-07 | 浙江晶华玻璃有限公司 | Glass bottle capable of resisting high-temperature fire polishing at 1300 ℃ without deformation and preparation method thereof |
CN109942195B (en) * | 2017-12-20 | 2021-09-03 | 有研工程技术研究院有限公司 | Glass ceramic with high dielectric constant and low dielectric loss and preparation method thereof |
BR112021010112A2 (en) | 2018-11-26 | 2021-08-24 | Owens Corning Intellectual Capital, Llc | High performance fiberglass composite with improved specific modulus |
EP4361112A2 (en) | 2018-11-26 | 2024-05-01 | Owens Corning Intellectual Capital, LLC | High performance fiberglass composition with improved elastic modulus |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4256796A (en) | 1979-11-05 | 1981-03-17 | Rca Corporation | Partially devitrified porcelain composition and articles prepared with same |
US4732794A (en) | 1986-10-02 | 1988-03-22 | Mobay Corporation | Porcelain enamel composition and substrates coated therewith |
US4746533A (en) * | 1986-12-19 | 1988-05-24 | Mobay Corporation | Process for coating a metallic surface with a vitreous enamel |
US4794048A (en) * | 1987-05-04 | 1988-12-27 | Allied-Signal Inc. | Ceramic coated metal substrates for electronic applications |
US4892847A (en) * | 1988-06-13 | 1990-01-09 | Ciba-Geigy Corporation | Lead-free glass frit compositions |
US5002903A (en) | 1988-12-01 | 1991-03-26 | Ferro Corporation | Porcelain enameled metal substrates |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5110844B2 (en) * | 1973-04-24 | 1976-04-07 | ||
JPS5738897B2 (en) * | 1974-11-19 | 1982-08-18 | ||
CA1154638A (en) * | 1978-03-15 | 1983-10-04 | Kunio Kimura | Method of forming porcelain enamels |
US4355114A (en) * | 1979-11-05 | 1982-10-19 | Rca Corporation | Partially devitrified porcelain containing BaO.2MgO.2SiO2 and 2MgO.B2 O3 crystalline phases obtained from alkali metal free divalent metal oxide borosilicate glass |
CS219732B1 (en) * | 1981-01-21 | 1983-03-25 | Radomir Kuzel | Method of making the isolation coatings on the steel products |
US4632846A (en) * | 1984-09-17 | 1986-12-30 | Kyocera Corporation | Process for preparation of glazed ceramic substrate and glazing composition used therefor |
US5276068A (en) * | 1985-03-29 | 1994-01-04 | Jeneric/Pentron, Inc. | Dental resin materials |
SU1539174A1 (en) * | 1987-09-11 | 1990-01-30 | Белорусский технологический институт им.С.М.Кирова | Frit for steel-coating enamel |
SU1537653A1 (en) * | 1988-02-25 | 1990-01-23 | Белорусский технологический институт им.С.М.Кирова | Steel-coating glass |
ZW13689A1 (en) * | 1988-11-19 | 1989-12-12 | Johnson Matthey Plc | Glass composition for use in glazes or enamels |
JPH0764588B2 (en) * | 1989-04-28 | 1995-07-12 | 日本電気硝子株式会社 | Glass composition for coating |
US5264403A (en) * | 1991-09-27 | 1993-11-23 | Ngk Insulators, Ltd. | Dielectric ceramic composition containing ZnO-B2 O3 -SiO2 glass |
DE4335685C2 (en) * | 1992-10-27 | 2003-04-03 | Ngk Spark Plug Co | The icing composition |
US5468694A (en) * | 1992-11-21 | 1995-11-21 | Yamamura Glass Co. Ltd. | Composition for producing low temperature co-fired substrate |
US5369062A (en) * | 1993-08-20 | 1994-11-29 | The Research Foundation Of State University Of Ny | Process for producing ceramic glass composition |
GB9401818D0 (en) * | 1994-01-31 | 1994-03-23 | Cookson Group Plc | Glass compositions |
-
1997
- 1997-12-22 US US08/995,584 patent/US5998037A/en not_active Expired - Lifetime
-
1998
- 1998-12-21 EP EP98964205A patent/EP1047554B1/en not_active Expired - Lifetime
- 1998-12-21 DE DE69841045T patent/DE69841045D1/en not_active Expired - Lifetime
- 1998-12-21 WO PCT/US1998/027236 patent/WO1999032282A1/en active Application Filing
- 1998-12-21 AU AU19383/99A patent/AU1938399A/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4256796A (en) | 1979-11-05 | 1981-03-17 | Rca Corporation | Partially devitrified porcelain composition and articles prepared with same |
US4732794A (en) | 1986-10-02 | 1988-03-22 | Mobay Corporation | Porcelain enamel composition and substrates coated therewith |
US4746533A (en) * | 1986-12-19 | 1988-05-24 | Mobay Corporation | Process for coating a metallic surface with a vitreous enamel |
US4794048A (en) * | 1987-05-04 | 1988-12-27 | Allied-Signal Inc. | Ceramic coated metal substrates for electronic applications |
US4892847A (en) * | 1988-06-13 | 1990-01-09 | Ciba-Geigy Corporation | Lead-free glass frit compositions |
US5002903A (en) | 1988-12-01 | 1991-03-26 | Ferro Corporation | Porcelain enameled metal substrates |
Non-Patent Citations (1)
Title |
---|
See also references of EP1047554A4 |
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1503965A1 (en) * | 2002-05-15 | 2005-02-09 | Ferro Corporation | Electronic device having lead and cadmium free electronic overglaze applied thereto |
WO2003097546A1 (en) | 2002-05-15 | 2003-11-27 | Ferro Corporation | Electronic device having lead and cadmium free electronic overglaze applied thereto |
EP1503965A4 (en) * | 2002-05-15 | 2007-04-04 | Ferro Corp | Electronic device having lead and cadmium free electronic overglaze applied thereto |
US8148179B2 (en) | 2003-04-16 | 2012-04-03 | Corning Incorporated | Hermetically sealed glass package and method of fabrication |
EP1627863A1 (en) * | 2003-05-26 | 2006-02-22 | Murata Manufacturing Co., Ltd. | Porcelain composition |
EP1627863A4 (en) * | 2003-05-26 | 2008-11-26 | Murata Manufacturing Co | Porcelain composition |
EP1784367A4 (en) * | 2004-06-09 | 2011-05-25 | Ferro Corp | Lead-free and cadmium-free conductive copper thick film pastes |
EP1784367A2 (en) * | 2004-06-09 | 2007-05-16 | Ferro Corporation | Lead-free and cadmium-free conductive copper thick film pastes |
WO2006044184A3 (en) * | 2004-10-13 | 2007-09-27 | Corning Inc | Hermetically sealed glass package and method of fabrication |
NL1027571C2 (en) * | 2004-11-23 | 2006-05-24 | Ferro Techniek Holding Bv | Email composition for use as a dielectric, and use of such an email composition. |
WO2006083160A1 (en) * | 2004-11-23 | 2006-08-10 | Ferro Techniek Holding B.V. | Enamel composition for application as dielectric, and use of such an enamel composition |
CN1298794C (en) * | 2005-06-21 | 2007-02-07 | 沈阳工业大学 | Enamel powder for electrophoresis coating and its preparation |
WO2007050529A3 (en) * | 2005-10-27 | 2007-06-21 | Glass Inc | Glass compositions |
US7892997B2 (en) | 2006-06-21 | 2011-02-22 | U.S. Borax Inc. | Glaze compositions |
GB2455974A (en) * | 2007-12-20 | 2009-07-01 | United States Borax Inc | Boron-containing compositions |
US8623423B2 (en) | 2007-12-20 | 2014-01-07 | U.S. Borax, Inc. | Boron-containing compositions |
US8088700B2 (en) * | 2008-07-15 | 2012-01-03 | Hyundai Motor Company | Sealing glass composition for intermediate-temperature planar SOFC |
CN101805129A (en) * | 2010-04-14 | 2010-08-18 | 东莞市龙基电子有限公司 | Insulating layer material for stainless steel plates and preparation method thereof |
CN107848872A (en) * | 2015-08-05 | 2018-03-27 | 费罗公司 | High-k LTCC dielectric combinations and device |
US10065894B2 (en) * | 2015-08-05 | 2018-09-04 | Ferro Corporation | High-K LTCC dielectric compositions and devices |
CN107848872B (en) * | 2015-08-05 | 2020-11-06 | 费罗公司 | High dielectric constant LTCC dielectric compositions and devices |
Also Published As
Publication number | Publication date |
---|---|
EP1047554A4 (en) | 2005-05-25 |
AU1938399A (en) | 1999-07-12 |
US5998037A (en) | 1999-12-07 |
EP1047554B1 (en) | 2009-08-05 |
EP1047554A1 (en) | 2000-11-02 |
DE69841045D1 (en) | 2009-09-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5998037A (en) | Porcelain enamel composition for electronic applications | |
CA2291502C (en) | Lead-free alkali metal-free glass compositions | |
CA2105206C (en) | Lead-free glass coatings | |
CA1333622C (en) | Lead-free glass frit compositions | |
EP1190994B1 (en) | White enamel for aluminized or galvanized steel | |
CA1276947C (en) | Porcelain enamel composition and subtrates coated therewith | |
US6429161B1 (en) | Catalytic porcelain enamel coating composition | |
EP0049041A1 (en) | Porcelain enamel frit | |
JP2006206430A (en) | Lead-free and cadmium-free glass for glazing, enameling and decoration of glass or glass-ceramic | |
JPH05270860A (en) | Lead-and cadmium-free glass composition for glazing, enameling and decorating and its use | |
JP2000095540A (en) | Glass composition without containing lead and cadmium for glazing, enameling or decoration of glass or glass ceramic material, and production of glass ceramic material coated with the glass composition | |
US20030064874A1 (en) | Porcelain enamel composition | |
US5725919A (en) | Lead-free glass enamels for decorating glass beverage containers and methods for using the same | |
EP0950644B1 (en) | Porcelain enamel for aluminized steel | |
JPS61281042A (en) | Lead-free and cadmium-free low temperature frit | |
JP2002308645A (en) | Lead-free glass, glass-ceramics composition and glass paste | |
MXPA04009357A (en) | Durable glass enamel composition. | |
JPH01122937A (en) | Frit for glass flame spraying | |
DE102005040588B9 (en) | Use of a lead- and cadmium-free glass and method for glazing, enamelling and decorating of lithium aluminosilicate glass ceramics | |
JPH0451502B2 (en) | ||
JPH01286937A (en) | Material for glass-spraying | |
JPH02208235A (en) | Material for spraying glass | |
JPH02208236A (en) | Material for spraying glass | |
JPH02188444A (en) | Material for thermally spraying glass | |
JPH05221685A (en) | Formation of glass coating film |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AL AM AT AU AZ BA BB BG BR BY CA CH CN CU CZ DE DK EE ES FI GB GE GH GM HU ID IL IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT UA UG UZ VN YU ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE |
|
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
NENP | Non-entry into the national phase |
Ref country code: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1998964205 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
WWP | Wipo information: published in national office |
Ref document number: 1998964205 Country of ref document: EP |