Source: http://www.google.es/patents/US6066889?hl=es&dq=flatulence
Timestamp: 2016-12-05 20:44:22
Document Index: 225237336

Matched Legal Cases: ['application No. 07', 'application No. 08', 'application No. 08', 'application No. 08', 'application No. 09', 'application No. 09', 'application No. 09']

Patente US6066889 - Methods of selectively filling apertures - Google PatentesBúsqueda Imágenes Maps Play YouTube Noticias Gmail Drive Más »Iniciar sesiónPatentesA novel method of filling apertures in substrates, such as through holes, is provided. The method utilizes a photoimageable film, and comprises the following steps: applying a photoimagable, hole fill film over the apertures; reflowing the hole fill film to flow into the apertures; exposing the hole...http://www.google.es/patents/US6066889?utm_source=gb-gplus-sharePatente US6066889 - Methods of selectively filling apertures Búsqueda avanzada de patentesTry the new Google Patents, with machine-classified Google Scholar results, and Japanese and South Korean patents. Número de publicaciónUS6066889 ATipo de publicaciónConcesión Número de solicitudUS 09/158,811 Fecha de publicación23 May 2000 Fecha de presentación22 Sep 1998 Fecha de prioridad22 Sep 1998TarifaCaducadaTambién publicado comoUS6376158 Número de publicación09158811, 158811, US 6066889 A, US 6066889A, US-A-6066889, US6066889 A, US6066889A InventoresGerald Walter Jones, Heike Marcello, Kostas Papathomas Cesionario originalInternational Business Machines CorporationExportar citaBiBTeX, EndNote, RefManCitas de patentes (53), Otras citas (13), Citada por (22), Clasificaciones (12), Eventos legales (5) Enlaces externos: USPTO, Cesión de USPTO, EspacenetMethods of selectively filling apertures
US 6066889 A Resumen
1. A circuitized structure comprising:a circuitized substrate; apertures disposed in said circuitized substrate; cured hole fill film disposed in said apertures; wherein the hole fill film comprises solids which comprise an epoxy resin system comprising:i. from about 10 to about 80% of phenoxy polyol resin which is the condensation product of epichlorohydrin and bisphenol A, having a molecular weight of from about 40,000 to about 130,000; ii. from about 20% to about 90% of an epoxidized multifunctional bisphenol A formaldehyde novolac resin having a molecular weight of from about 4,000 to about 10,000; iii. from 0 to 50% of a diglycidyl ether of bisphenol A having a molecular weight of from about 600 to about 2,500; from 0 to about 20% of a thixotrope. 2. The circuitized structure of claim 1, wherein there is:from about 20% to about 40% of phenoxy polyol resin having a molecular weight of from about 60,000 to about 90,000; from about 25 to about 30% of an epoxidized multifunctional bisphenol A formaldehyde novolac resin having a molecular weight of from about 5,000 to about 7,000; from about 35 to about 50%, of a brominated diglycidyl ether of bisphenol A having a molecular weight of from about 1,000 to about 1,700. 3. The circuitized structure of claim 2, wherein there is:about 30% of phenoxy polyol resin having an epoxide value of about 0.03 equivalents per kg, a weight per epoxide of about 37,000 and a glass transition temperature of about 98° C.; about 25% of an octafunctional epoxy bisphenol A formaldehyde novolac resin having an epoxide value of about 4.7 equivalents per kilogram, as weight per epoxide of about 215 and a melting point of about 82° C.; about 45% diglycidyl ether a tetrabromobisphenol A having an epoxide value of about 1.5 equivalents per kilogram, a weight per epoxide of about 675 and a melting point of about 97° C.; and about 5 parts by weight of the resin weight complex triarylsulfonium hexafluoroantimonate salt photoinitiator. 4. The circuitized structure of claim 2, wherein the circuitized structure is a circuit board, card, carrier, organic or inorganic single chip module, organic or inorganic multi-chip module, ceramic carrier, laminate chip carrier or interposer card.
6. A circuitized structure comprising:a circuitized substrate; apertures disposed in said substrate filled with cured hole fill film; wherein the hole fill film comprises solids which comprise an epoxy resin system comprising:i. from about 10 to about 80% of phenoxy polyol resin which is the condensation product of epichlorohydrin and bisphenol A, having a molecular weight of from about 40,000 to about 130,000; ii. from about 20% to about 90% of an epoxidized multifunctional bisphenol A formaldehyde novolac resin having a molecular weight of from about 4,000 to about 10,000; iii. from 0 to 50% of a diglycidyl ether of bisphenol A having a molecular weight of from about 600 to about 2,500; iv. from about 0.1 to 15 parts by weight of the total resin weight, a cationic photoinitiator; and from 0 to about 20% of a thixotrope; an electrolessly plated structure, disposed on and in contact with the substrate; solder mask disposed on, and in contact with the substrate; electronic components, soldered or wire bonded to the electrolessly plated structure. 7. The circuitized structure of claim 6, wherein there is:from about 20% to about 40% of phenoxy polyol resin having a molecular weight of from about 60,000 to about 90,000; from about 25 to about 30% of an epoxidized multifunctional bisphenol A formaldehyde novolac resin having a molecular weight of from about 5,000 to about 7,000; from about 35 to about 50%, of a brominated diglycidyl ether of bisphenol A having a molecular weight of from about 1,000 to about 1,700. 8. The circuitized structure of claim 7, wherein there is:about 30% of phenoxy polyol resin having an epoxide value of about 0.03 equivalents per kg, a weight per epoxide of about 37,000 and a glass transition temperature of about 98° C.; about 25% of an octafunctional epoxy bisphenol A formaldehyde novolac resin having an epoxide value of about 4.7 equivalents per kilogram, as weight per epoxide of about 215 and a melting point of about 82° C.; about 45% diglycidyl ether a tetrabromobisphenol A having an epoxide value of about 1.5 equivalents per kilogram, a weight per epoxide of about 675 and a melting point of about 97° C.; and about 5 parts by weight of the resin weight complex triarylsulfonium hexafluoroantimonate salt photoinitiator. 9. The circuitized structure of claim 6, wherein the circuitized structure is a circuit board, card, carrier, organic or inorganic single chip module, organic or inorganic multi-chip module, ceramic carrier, laminate chip carrier or interposer card.
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mailed23 May 2008LAPSLapse for failure to pay maintenance fees15 Jul 2008FPExpired due to failure to pay maintenance feeEffective date: 20080523GirarImagen originalPágina principal de Google - Sitemap - Descargas masivas de USPTO - Política de privacidad - Condiciones de servicio - Acerca de Google Patentes - Enviar sugerenciasDatos proporcionados por IFI CLAIMS Patent Services