CN201690676U - 环氧酚醛漂白木纤维纸玻璃布双面覆铜板 - Google Patents

环氧酚醛漂白木纤维纸玻璃布双面覆铜板 Download PDF

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CN201690676U
CN201690676U CN2010201670987U CN201020167098U CN201690676U CN 201690676 U CN201690676 U CN 201690676U CN 2010201670987 U CN2010201670987 U CN 2010201670987U CN 201020167098 U CN201020167098 U CN 201020167098U CN 201690676 U CN201690676 U CN 201690676U
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copper
clad plate
glass cloth
fiber paper
wood fiber
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Expired - Fee Related
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CN2010201670987U
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王宏章
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Jiangyin City Mingkang Insulation Fiberglass Co Ltd
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Jiangyin City Mingkang Insulation Fiberglass Co Ltd
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Abstract

本实用新型涉及一种环氧酚醛漂白木纤维纸玻璃布双面覆铜板,用于大功率电子元器件作印刷线路板的基板。所述覆铜板自上至下依次由铜箔(1)、玻璃布I(2)、漂白木纤维纸(3)、玻璃布II(4)和铜箔II(5)共五层复合而成,其中漂白木纤维纸(3)又有4~6层,所述所述漂白木纤维纸(2)、玻璃布I(2)和玻璃布II(4)均浸有环氧酚醛树脂。本实用新型的特点是:本实用新型采用4~6层木纤维纸替代原有的二层棉纤维纸,增强了覆铜板的强度,因此能用于制作大功率电子元器件的印刷线路作基板。

Description

环氧酚醛漂白木纤维纸玻璃布双面覆铜板
(一)技术领域
本实用新型涉及一种覆铜板。用于大功率电子元器件作印刷线路板的基板。
(二)背景技术
在本实用新型作出以前,以往用于用于大功率电子元器件作印刷线路板的基板的材料大都采用二层酚醛漂白棉纤维纸覆铜板。由该覆铜板制作的印刷线路板强度弱,在振动环境中易受损伤。
(三)发明内容
本实用新型的目的在于克服上述不足,提供一种强度强的环氧酚醛漂白木纤维纸玻璃布双面覆铜板。
本实用新型的目的是这样实现的:一种环氧酚醛漂白木纤维纸玻璃布双面覆铜板,所述覆铜板自上至下依次由铜箔、玻璃布I、漂白木纤维纸、玻璃布II和铜箔II共五层复合而成,其中漂白木纤维纸3又有4~6层,所述所述漂白木纤维纸、玻璃布I和玻璃布II均浸有环氧酚醛树脂。
本实用新型的特点是:
本实用新型采用4~6层木纤维纸替代原有的二层棉纤维纸,增强了覆铜板的强度,因此能用于制作大功率电子元器件的印刷线路作基板。
(四)附图说明
图1为本实用新型环氧酚醛漂白木纤维纸玻璃布双面覆铜板的断面结构示意图。
图中:铜箔1、玻璃布I 2、漂白木纤维纸3、玻璃布II 4、铜箔II 5。
(五)具体实施方式
参见图1,本实用新型涉及的环氧酚醛漂白木纤维纸玻璃布双面覆铜板,所述覆铜板自上至下依次由铜箔1、玻璃布I 2、漂白木纤维纸3、玻璃布II 4和铜箔II 5共五层复合而成,其中漂白木纤维纸3又有4~6层,所述所述漂白木纤维纸2、玻璃布I 2和玻璃布II4均浸有环氧酚醛树脂。

Claims (1)

1.一种环氧酚醛漂白木纤维纸玻璃布双面覆铜板,其特征在于所述覆铜板自上至下依次由铜箔(1)、玻璃布I(2)、漂白木纤维纸(3)、玻璃布II(4)和铜箔II(5)共五层复合而成,其中漂白木纤维纸(3)又有4~6层,所述所述漂白木纤维纸(2)、玻璃布I(2)和玻璃布II(4)均浸有环氧酚醛树脂。
CN2010201670987U 2010-04-14 2010-04-14 环氧酚醛漂白木纤维纸玻璃布双面覆铜板 Expired - Fee Related CN201690676U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201670987U CN201690676U (zh) 2010-04-14 2010-04-14 环氧酚醛漂白木纤维纸玻璃布双面覆铜板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010201670987U CN201690676U (zh) 2010-04-14 2010-04-14 环氧酚醛漂白木纤维纸玻璃布双面覆铜板

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CN201690676U true CN201690676U (zh) 2010-12-29

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CN2010201670987U Expired - Fee Related CN201690676U (zh) 2010-04-14 2010-04-14 环氧酚醛漂白木纤维纸玻璃布双面覆铜板

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CN (1) CN201690676U (zh)

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