ES2184657T1 - Material dielectrico dotado de carga de particulas. - Google Patents

Material dielectrico dotado de carga de particulas.

Info

Publication number
ES2184657T1
ES2184657T1 ES00928757T ES00928757T ES2184657T1 ES 2184657 T1 ES2184657 T1 ES 2184657T1 ES 00928757 T ES00928757 T ES 00928757T ES 00928757 T ES00928757 T ES 00928757T ES 2184657 T1 ES2184657 T1 ES 2184657T1
Authority
ES
Spain
Prior art keywords
optionally
nanometers
particles
resins
approximately
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
ES00928757T
Other languages
English (en)
Inventor
William F Hartman
Kirk M Slenes
Kristen J Law
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TPL Inc
Original Assignee
TPL Inc
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
Priority claimed from US09/305,253 external-priority patent/US6616794B2/en
Application filed by TPL Inc filed Critical TPL Inc
Publication of ES2184657T1 publication Critical patent/ES2184657T1/es
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • 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
    • H05K1/16—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor
    • H05K1/162—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor incorporating printed capacitors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2311/00—Metals, their alloys or their compounds
    • B32B2311/18—Titanium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/16—Capacitors
    • 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
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
    • H05K2201/0203—Fillers and particles
    • H05K2201/0206—Materials
    • H05K2201/0209—Inorganic, non-metallic particles
    • 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
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
    • H05K2201/0203—Fillers and particles
    • H05K2201/0242—Shape of an individual particle
    • H05K2201/0257—Nanoparticles
    • 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
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/03—Conductive materials
    • H05K2201/0302—Properties and characteristics in general
    • H05K2201/0317—Thin film conductor layer; Thin film passive component
    • 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
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09—Shape and layout
    • H05K2201/09209—Shape and layout details of conductors
    • H05K2201/0929—Conductive planes
    • H05K2201/09309—Core having two or more power planes; Capacitive laminate of two power planes
    • 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
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/46—Manufacturing multilayer circuits
    • H05K3/4611—Manufacturing multilayer circuits by laminating two or more circuit boards
    • 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
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/46—Manufacturing multilayer circuits
    • H05K3/4688—Composite multilayer circuits, i.e. comprising insulating layers having different properties

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Laminated Bodies (AREA)
  • Production Of Multi-Layered Print Wiring Board (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Insulating Materials (AREA)

Abstract

Material dieléctrico combinado que comprende, como mínimo, un polímero que tiene una temperatura Tg superior a unos 140º C, y como mínimo una carga en partículas, en el que la constante dieléctrica del material compuesto varía menos de 15 % cuando el material combinado es sometido a una temperatura comprendida entre -55 y 125º C; y en el que opcionalmente dicha partículas comprenden partículas cerámicas que poseen una estructura cristalina cúbica y preparadas por utilización de un proceso de precipitación química y opcionalmente seleccionadas entre el grupo que consiste en titanato de bario, titanato de estroncio, y mezclas de los mismos; y en el que opcionalmente dichas partículas comprenden partículas no refractarias; y en el que opcionalmente el tamaño de dichas partículas se encuentra substancialmente en una gama de valores comprendida entre 5 nanómetros y 200 nanómetros aproximadamente, encontrándose opcionalmente y de forma aproximada entre 10 nanómetros y 100 nanómetros, y opcionalmente entre 40 nanómetros y 60 nanómetros; y en el que opcionalmente dicho material compuesto tiene un Tg superior a unos 160º C, opcionalmente superior a unos 180º C; y en el que opcionalmente dicho polímero es una resina, opcionalmente una resina termocurable, y opcionalmente seleccionada entre resinas epoxi, resinas de éster cianato, resinas de siliconas, resinas de poliamidas, resinas de bismaleimida triacina, resinas de uretano, y mezclas de las mismas; y en el que opcionalmente el voltaje de fallo del material compuesto es superior aproximadamente a 2000 voltios/mil (milésimas de pulgada), opcionalmente superior a 2500 voltios/mil aproximadamente; y en el que opcionalmente dicho material eléctrico tiene una capacitancia plana mínima de 100.000 picofaradios por pulgada cuadrada.
ES00928757T 1999-05-04 2000-05-03 Material dielectrico dotado de carga de particulas. Pending ES2184657T1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/305,253 US6616794B2 (en) 1998-05-04 1999-05-04 Integral capacitance for printed circuit board using dielectric nanopowders
US09/458,363 US6608760B2 (en) 1998-05-04 1999-12-09 Dielectric material including particulate filler

Publications (1)

Publication Number Publication Date
ES2184657T1 true ES2184657T1 (es) 2003-04-16

Family

ID=26974508

Family Applications (1)

Application Number Title Priority Date Filing Date
ES00928757T Pending ES2184657T1 (es) 1999-05-04 2000-05-03 Material dielectrico dotado de carga de particulas.

Country Status (8)

Country Link
US (1) US6608760B2 (es)
EP (1) EP1198532A4 (es)
AU (1) AU4694400A (es)
CA (1) CA2373172A1 (es)
DE (1) DE1198532T1 (es)
ES (1) ES2184657T1 (es)
TW (1) TW487932B (es)
WO (1) WO2000066674A1 (es)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040109298A1 (en) * 1998-05-04 2004-06-10 Hartman William F. Dielectric material including particulate filler
US6847527B2 (en) * 2001-08-24 2005-01-25 3M Innovative Properties Company Interconnect module with reduced power distribution impedance
EP1755161A3 (en) * 2001-08-24 2007-05-02 3M Innovative Properties Company Interconnect module with reduced power distribution impedance
SG107103A1 (en) * 2002-05-24 2004-11-29 Ntu Ventures Private Ltd Process for producing nanocrystalline composites
US6737364B2 (en) * 2002-10-07 2004-05-18 International Business Machines Corporation Method for fabricating crystalline-dielectric thin films and devices formed using same
JP4700332B2 (ja) * 2003-12-05 2011-06-15 イビデン株式会社 多層プリント配線板
US20060074166A1 (en) * 2003-12-19 2006-04-06 Tpl, Inc. Title And Interest In An Application Moldable high dielectric constant nano-composites
US20080128961A1 (en) * 2003-12-19 2008-06-05 Tpl, Inc. Moldable high dielectric constant nano-composites
US20060074164A1 (en) * 2003-12-19 2006-04-06 Tpl, Inc. Structured composite dielectrics
EP1578179A3 (en) 2004-03-16 2006-05-03 E.I. du Pont de Nemours and Company Thick-film dielectric and conductive compositions
KR100586963B1 (ko) * 2004-05-04 2006-06-08 삼성전기주식회사 유전체 형성용 조성물, 이로 제조된 캐패시터층 및 이를포함하는 인쇄회로기판
US7495887B2 (en) * 2004-12-21 2009-02-24 E.I. Du Pont De Nemours And Company Capacitive devices, organic dielectric laminates, and printed wiring boards incorporating such devices, and methods of making thereof
US20070004844A1 (en) * 2005-06-30 2007-01-04 Clough Robert S Dielectric material
KR100665261B1 (ko) * 2005-10-13 2007-01-09 삼성전기주식회사 온도변화에 따른 정전용량변화가 작은 복합 유전체 조성물및 이를 이용한 시그널 매칭용 임베디드 캐패시터
KR20080068065A (ko) * 2005-11-14 2008-07-22 더 리전트 오브 더 유니버시티 오브 캘리포니아 캐스트 유전체 복합 선형 가속기
US20090168391A1 (en) * 2007-12-27 2009-07-02 Kouichi Saitou Substrate for mounting device and method for producing the same, semiconductor module and method for producing the same, and portable apparatus provided with the same
TWI447155B (zh) * 2007-12-28 2014-08-01 Ind Tech Res Inst 撓曲性、低介電損失組成物及其製造方法
US10176162B2 (en) * 2009-02-27 2019-01-08 Blackberry Limited System and method for improved address entry
JP5732045B2 (ja) * 2009-05-01 2015-06-10 スリーエム イノベイティブ プロパティズ カンパニー 受動電気物品
EP2694454A4 (en) 2011-03-23 2014-10-08 Univ Missouri HIGH DIELECTRIC CONSTANT COMPOSITE MATERIALS AND METHODS OF MAKING SAME
CN102757229A (zh) * 2012-07-03 2012-10-31 深圳光启创新技术有限公司 一种共形陶瓷超材料及其制备方法
WO2017030614A1 (en) 2015-08-19 2017-02-23 Halliburton Energy Services, Inc. High-power fuse-protected capacitor for downhole electrocrushing drilling
WO2017154167A1 (ja) * 2016-03-10 2017-09-14 三井金属鉱業株式会社 多層積層板及びこれを用いた多層プリント配線板の製造方法

Family Cites Families (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803553A (en) * 1953-07-03 1957-08-20 Erie Resistor Corp Barium titanate ceramic dielectrics
US3290756A (en) 1962-08-15 1966-12-13 Hughes Aircraft Co Method of assembling and interconnecting electrical components
US3304475A (en) 1965-06-07 1967-02-14 Scionics Corp Miniature capacitor and method of making the same
US3593107A (en) 1969-08-19 1971-07-13 Computer Diode Corp High voltage multiplier circuit employing tapered monolithic capacitor sections
US3673092A (en) 1970-06-05 1972-06-27 Owens Illinois Inc Multilayer dielectric compositions comprising lead-barium borosilicate glass and ceramic powder
US4000054A (en) 1970-11-06 1976-12-28 Microsystems International Limited Method of making thin film crossover structure
US4087300A (en) 1974-01-07 1978-05-02 Edward Adler Process for producing metal-plastic laminate
DE2737863C2 (de) 1977-08-23 1983-11-03 Robert Bosch Gmbh, 7000 Stuttgart Imprägnierter elektrischer Wickel- oder Stapelkondensator
FR2435883A1 (fr) 1978-06-29 1980-04-04 Materiel Telephonique Circuit integre hybride et son procede de fabrication
JPS589877A (ja) 1981-07-08 1983-01-20 松下電器産業株式会社 高誘電率磁器組成物
JPS5817651A (ja) 1981-07-24 1983-02-01 Hitachi Ltd 多層回路板とその製造方法
JPS5945928A (ja) 1982-09-08 1984-03-15 Sony Corp チタン酸ストロンチウム微粒子の製造方法
US4827377A (en) 1982-08-30 1989-05-02 Olin Corporation Multi-layer circuitry
US4536451A (en) * 1983-12-27 1985-08-20 International Business Machines Corporation Rigid magnetic recording media coating composition
EP0196865B1 (en) 1985-03-27 1990-09-12 Ibiden Co, Ltd. Electronic circuit substrates
US4808315A (en) 1986-04-28 1989-02-28 Asahi Kasei Kogyo Kabushiki Kaisha Porous hollow fiber membrane and a method for the removal of a virus by using the same
US4829033A (en) 1986-05-05 1989-05-09 Cabot Corporation Barium titanate powders
US4863883A (en) 1986-05-05 1989-09-05 Cabot Corporation Doped BaTiO3 based compositions
US4764493A (en) * 1986-06-16 1988-08-16 Corning Glass Works Method for the production of mono-size powders of barium titanate
GB2193713B (en) 1986-07-14 1990-12-05 Cabot Corp Method of producing perovskite-type compounds.
JPH0821266B2 (ja) 1987-03-11 1996-03-04 株式会社村田製作所 誘電体ペ−スト
US4775573A (en) 1987-04-03 1988-10-04 West-Tronics, Inc. Multilayer PC board using polymer thick films
JP2608288B2 (ja) 1987-06-19 1997-05-07 キヤノン株式会社 セラミツク及びこれを用いた回路基体と電子回路基体
JP2568204B2 (ja) 1987-07-02 1996-12-25 キヤノン株式会社 セラミツク及びこれを用いた回路基体と電子回路基体
JP2568208B2 (ja) 1987-07-09 1996-12-25 キヤノン株式会社 セラミツク及びこれを用いた回路基体と電子回路基体並びにセラミツクの製造方法
JPS6461087A (en) 1987-09-01 1989-03-08 Sumitomo Chemical Co Resin composition for printed wiring board
DE3739853A1 (de) 1987-11-25 1989-06-08 Philips Patentverwaltung Verfahren zur herstellung von bariumtitanat in pulverform
US4908258A (en) 1988-08-01 1990-03-13 Rogers Corporation High dielectric constant flexible sheet material
USRE35064E (en) 1988-08-01 1995-10-17 Circuit Components, Incorporated Multilayer printed wiring board
US5112433A (en) 1988-12-09 1992-05-12 Battelle Memorial Institute Process for producing sub-micron ceramic powders of perovskite compounds with controlled stoichiometry and particle size
US4999740A (en) 1989-03-06 1991-03-12 Allied-Signal Inc. Electronic device for managing and dissipating heat and for improving inspection and repair, and method of manufacture thereof
US5010641A (en) 1989-06-30 1991-04-30 Unisys Corp. Method of making multilayer printed circuit board
US5445806A (en) 1989-08-21 1995-08-29 Tayca Corporation Process for preparing fine powder of perovskite-type compound
US5161086A (en) 1989-08-23 1992-11-03 Zycon Corporation Capacitor laminate for use in capacitive printed circuit boards and methods of manufacture
US5155655A (en) 1989-08-23 1992-10-13 Zycon Corporation Capacitor laminate for use in capacitive printed circuit boards and methods of manufacture
US5079069A (en) 1989-08-23 1992-01-07 Zycon Corporation Capacitor laminate for use in capacitive printed circuit boards and methods of manufacture
US5604017A (en) 1990-04-12 1997-02-18 Arlon, Inc. Multi-dielectric laminates
US5256470A (en) 1990-10-11 1993-10-26 Aluminum Company Of America Crystal growth inhibitor for glassy low dielectric inorganic composition
JP3019541B2 (ja) * 1990-11-22 2000-03-13 株式会社村田製作所 コンデンサ内蔵型配線基板およびその製造方法
US5162977A (en) * 1991-08-27 1992-11-10 Storage Technology Corporation Printed circuit board having an integrated decoupling capacitive element
US5800575A (en) 1992-04-06 1998-09-01 Zycon Corporation In situ method of forming a bypass capacitor element internally within a capacitive PCB
US5261153A (en) 1992-04-06 1993-11-16 Zycon Corporation In situ method for forming a capacitive PCB
JP3225583B2 (ja) 1992-04-10 2001-11-05 株式会社村田製作所 チタン酸バリウム薄膜形成方法
US5428499A (en) 1993-01-28 1995-06-27 Storage Technology Corporation Printed circuit board having integrated decoupling capacitive core with discrete elements
JPH0715101A (ja) 1993-06-25 1995-01-17 Shinko Electric Ind Co Ltd 酸化物セラミック回路基板及びその製造方法
JPH0730257A (ja) * 1993-07-13 1995-01-31 Fujitsu Ltd コンデンサ内蔵薄膜多層配線板
IT1270828B (it) * 1993-09-03 1997-05-13 Chon Int Co Ltd Processo per la sintesi di polveri ceramiche cristalline di composti di perovskite
JP3363651B2 (ja) 1994-04-21 2003-01-08 キヤノン株式会社 プリント配線板およびその設計方法
US5504993A (en) 1994-08-30 1996-04-09 Storage Technology Corporation Method of fabricating a printed circuit board power core using powdered ceramic materials in organic binders
US5469324A (en) 1994-10-07 1995-11-21 Storage Technology Corporation Integrated decoupling capacitive core for a printed circuit board and method of making same
US5555486A (en) 1994-12-29 1996-09-10 North Carolina State University Hybrid metal/metal oxide electrodes for ferroelectric capacitors
US5638252A (en) 1995-06-14 1997-06-10 Hughes Aircraft Company Electrical device and method utilizing a positive-temperature-coefficient ferroelectric capacitor
US5796587A (en) * 1996-06-12 1998-08-18 International Business Machines Corporation Printed circut board with embedded decoupling capacitance and method for producing same
WO1998021272A2 (en) * 1996-10-29 1998-05-22 Holl Richard A Manufacture of composites of inorganic powder and polymer materials
US6268054B1 (en) * 1997-02-18 2001-07-31 Cabot Corporation Dispersible, metal oxide-coated, barium titanate materials
JP3926880B2 (ja) 1997-03-31 2007-06-06 富士通株式会社 多層プリント板
DE69832444T2 (de) * 1997-09-11 2006-08-03 E.I. Dupont De Nemours And Co., Wilmington Flexible Polyimidfolie mit hoher dielektrischer Konstante
US5972231A (en) 1997-10-31 1999-10-26 Ncr Corporation Imbedded PCB AC coupling capacitors for high data rate signal transfer

Also Published As

Publication number Publication date
US6608760B2 (en) 2003-08-19
DE1198532T1 (de) 2003-08-14
WO2000066674A1 (en) 2000-11-09
EP1198532A1 (en) 2002-04-24
EP1198532A4 (en) 2003-04-02
TW487932B (en) 2002-05-21
US20010036052A1 (en) 2001-11-01
AU4694400A (en) 2000-11-17
CA2373172A1 (en) 2000-11-09

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