GLASS CLOTH, METHOD FOR MANUFACTURING GLASS CLOTH, PREPREG, AND PRINTED WIRING BOARD

• Main Authors: ENDO MASAO, KAKIZAKI HIROTAKA, FUKAYA YUKA
• Format: Patent
• Language: English; Japanese
• Published: 29.05.2024
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMISTRY; COMPOSITIONS BASED THEREON; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR; GENERAL PROCESSES OF COMPOUNDING; GLASS; JOINING GLASS TO GLASS OR OTHER MATERIALS; LAUNDERING; LOOMS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; METALLURGY; METHODS OF WEAVING; MINERAL OR SLAG WOOL; ORGANIC MACROMOLECULAR COMPOUNDS; PRINTED CIRCUITS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS; TEXTILES; THEIR PREPARATION OR CHEMICAL WORKING-UP; TREATING TEXTILE MATERIALS BY LIQUIDS, GASES OR VAPOURS; TREATMENT OF TEXTILES OR THE LIKE; TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS,FABRICS, FEATHERS, OR FIBROUS GOODS MADE FROM SUCH MATERIALS; WEAVING; WORKING-UP; WOVEN FABRICS

To provide a glass cloth having stable and uniform resin impregnation property with low dielectric resin, and a method for manufacturing the cloth, a prepreg and a printed wiring board using the glass cloth.SOLUTION: Provided is a method for manufacturing a glass cloth which is produced by weaving a glass yarn made of a plurality of glass filaments as warp and weft, where the method includes a heat-cleaning process, a cleaning process, and a process of performing silane coupling agent treatment successively, and the cleaning process is cleaning by irradiating a glass cloth with an ultrasonic wave underwater.SELECTED DRAWING: None 【課題】本発明は、低誘電樹脂との安定した均一な樹脂含浸性を有するガラスクロス、及びその製造方法と、該ガラスクロスを用いたプリプレグ及びプリント配線板とを提供することを目的とする。【解決手段】複数本のガラスフィラメントからなるガラス糸を経糸及び緯糸として製織してなる、ガラスクロスの製造方法であって、ヒートクリーニング工程と、洗浄工程と、シランカップリング剤処理する工程を順次含み、前記洗浄工程が、ガラスクロスに水中で超音波を照射して洗浄する方法である、ガラスクロスの製造方法が提供される。【選択図】なし