CN105729946B - 一种抗静电地垫 - Google Patents

一种抗静电地垫 Download PDF

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CN105729946B
CN105729946B CN201610142099.8A CN201610142099A CN105729946B CN 105729946 B CN105729946 B CN 105729946B CN 201610142099 A CN201610142099 A CN 201610142099A CN 105729946 B CN105729946 B CN 105729946B
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top layer
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ground cushion
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CN105729946A (zh
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陈卓杰
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Nanjing Solid Rubber Co., Ltd.
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Ningbo Heng Jin Automation Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00Layered products comprising a layer of natural or synthetic rubber
    • B32B25/04Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B25/08Layered products comprising a layer of natural or synthetic rubber comprising rubber 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00Layered products comprising a layer of natural or synthetic rubber
    • B32B25/16Layered products comprising a layer of natural or synthetic rubber comprising polydienes homopolymers or poly-halodienes homopolymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/36Layered products comprising a layer of synthetic resin comprising polyesters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/20Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/21Anti-static

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  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)

Abstract

本发明提供了一种用于机房的抗静电地垫,包括底层和表层,其特征在于,所述底层采用导电橡胶层,表层为具有抗静电性能的树脂层,所述底层和表层通过热复合的方式粘接形成抗静电地垫,所述表层的表面电阻要小于所述底层的表面电阻。表层和底层结合的方式使得本发明所述地垫具有良好的防静电性能,同时由于底层橡胶,使得本发明所述的地垫不容易发生翘曲,方便安装。

Description

一种抗静电地垫
本发明是申请号:2015101283445,申请日:2015-03-23,发明名称:一种抗静电地垫,的分案申请。
技术领域
本发明涉及一种地垫,尤其涉及一种抗静电地垫。
背景技术
在机房由于存在多种电子元器件,需要对整个机房进行防静电处理,特别是地垫上要防定点处理,目前常规的处理方法是在地垫上铺设防静电的PVC垫,但是这种PVC垫是通过在其中添加炭黑等抗静电剂的方式来实现抗静电,为了具有更佳的抗静电效果,就需要加入更多的抗静电剂,但是静电剂例如炭黑加入过多后会影响到PVC的强度,会造成PVC垫的翘曲,影响了PVC垫作为地垫的使用。因此可以说传统的PVC垫的抗静电性能一般,达到一定值后就难以再提高。
发明内容
为了解决背景技术中存在的以上问题,本发明提供了一种防静电效果佳的地垫。
为达到上述目的,本发明采用如下技术方案:
一种抗静电地垫,包括底层和表层,其特征在于,所述底层采用导电橡胶层,表层为具有抗静电性能的树脂层,所述底层和表层通过热复合的方式粘接形成抗静电地垫,所述表层的表面电阻要小于所述底层的表面电阻;
所述表层包括位于中间的芯层和位于芯层两侧的覆盖层,所述芯层的表面电阻大于覆盖层的表面电阻;
所述芯层由77.3%重量比的聚对苯二甲酸乙二醇酯和22.7%重量比的聚苯胺在235℃下聚合而成;所述覆盖层由热塑性聚氨酯和抗静电剂组成,所述热塑性聚氨酯由60.5%重量比的聚乙二醇、32.8%重量比的4,4’ -亚甲基双(苯基异氰酸酯)和6.7%重量比的1,6-己二醇在 220℃下聚合反应得到,所述抗静电剂为溴化锂;
所述覆盖层的加工方法为:将聚乙二醇、4,4’ -亚甲基双(苯基异氰酸酯)和1,6-己二醇混合,然后再加入占聚乙二醇、4,4’ -亚甲基双(苯基异氰酸酯)和1,6-己二醇重量之和1.8%的溴化锂,上述物质加入到挤出机在220℃的高温下聚合,然后使用造粒机将挤出机中聚合的树脂造粒,然后用注射模塑机将粒料注塑成片层状。
本发明的特点或有益效果是:
表层和底层结合的方式使得本发明所述地垫具有良好的防静电性能,同时由于底层橡胶,使得本发明所述的地垫不容易发生翘曲,方便安装。
具体实施方式
下面结合具体实施方式对本发明作进一步描述:
实施例1
一种抗静电地垫,包括底层和表层,所述底层采用具有导电性能且有一定弹性的导电橡胶层,底层和表层通过热复合的方式粘接在一起形成抗静电地垫。
所述底层3由在异戊二烯橡胶中加入占异戊二烯橡胶重量1.2%的金属粉得到。
所述表层包括位于中间的芯层和位于芯层两侧的覆盖层,所述芯层由77.3%重量比的聚对苯二甲酸乙二醇酯和22.7%重量比的聚苯胺在235℃下聚合而成,所述覆盖层由热塑性聚氨酯和抗静电剂组成,所述热塑性聚氨酯由60.5%重量比的聚乙二醇、32.8%重量比的4,4’ - 亚甲基双(苯基异氰酸酯)和6.7%重量比的1,6-己二醇在220℃下聚合反应得到,所述抗静电剂为溴化锂。具体的方法为:将聚乙二醇、4,4’ -亚甲基双(苯基异氰酸酯)和1,6-己二醇混合,然后再加入占聚乙二醇、4,4’ -亚甲基双(苯基异氰酸酯)和1,6-己二醇重量之和1.8%的溴化锂,上述物质加入到挤出机在220℃的高温下聚合,然后使用造粒机将挤出机中聚合的树脂造粒,然后用注射模塑机将粒料注塑成片层状。芯层的制作也采用同样的方法。
按照上述方法制作的芯层和覆盖层,覆盖层的表面电阻要大于芯层的表面电阻,这样组成的表层相对单独的芯层或单独的覆盖层具有更好的导电性,即具有更好的防静电效果。
分别对底层、芯层、覆盖层、表面层进行导电性能测试,具有如下结果:
表面电阻(Ω)
底层 3.6×1010
芯层 5.3×107
覆盖层 3.1×107
表面层 2.8×107
整个地垫 2.6×107
可以看出使用本发明所述的地垫结构后,整个地垫的抗静电效果要好过单独的底层或芯层的抗静电性能。可见本发明所述的地垫具有优良的静电耗散性能。
本领域技术人员将会认识到,在不偏离本发明的保护范围的前提下,可以对上述实施方式进行各种修改、变化和组合,并且认为这种修改、变化和组合是在独创性思想的范围之内的。

Claims (1)

1.一种抗静电地垫,包括底层和表层,其特征在于,所述底层采用导电橡胶层,表层为具有抗静电性能的树脂层,所述底层和表层通过热复合的方式粘接形成抗静电地垫,所述表层的表面电阻要小于所述底层的表面电阻;
所述表层包括位于中间的芯层和位于芯层两侧的覆盖层,所述芯层的表面电阻大于覆盖层的表面电阻;
所述芯层由77.3%重量比的聚对苯二甲酸乙二醇酯和22.7%重量比的聚苯胺在235℃下聚合而成;所述覆盖层由热塑性聚氨酯和抗静电剂组成,所述热塑性聚氨酯由60.5%重量比的聚乙二醇、32.8%重量比的4,4’ -亚甲基双(苯基异氰酸酯)和6.7%重量比的1,6-己二醇在220℃下聚合反应得到,所述抗静电剂为溴化锂;
所述覆盖层的加工方法为:将聚乙二醇、4,4’ -亚甲基双(苯基异氰酸酯)和1,6-己二醇混合,然后再加入占聚乙二醇、4,4’ -亚甲基双(苯基异氰酸酯)和1,6-己二醇重量之和1.8%的溴化锂,上述物质加入到挤出机在220℃的高温下聚合,然后使用造粒机将挤出机中聚合的树脂造粒,然后用注射模塑机将粒料注塑成片层状。
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101074301A (zh) * 2006-05-15 2007-11-21 仙居县一远静电科技有限公司 防静电橡胶板及其生产方法
TW200744845A (en) * 2006-03-28 2007-12-16 Lintec Corp Release sheet
CN101918212A (zh) * 2007-12-26 2010-12-15 路博润高级材料公司 具有静电耗散性能的透明多层片材
CN102582188A (zh) * 2012-02-16 2012-07-18 仙居县一远静电科技有限公司 一种防静电abs贴面板
CN202463061U (zh) * 2012-02-16 2012-10-03 仙居县一远静电科技有限公司 一种防静电abs贴面板
CN103552334A (zh) * 2013-11-05 2014-02-05 恩斯盟防静电材料(镇江)有限公司 一种防静电垫、托盘及其制造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140322498A1 (en) * 2013-04-28 2014-10-30 James R. May Conductive vinyl matting

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200744845A (en) * 2006-03-28 2007-12-16 Lintec Corp Release sheet
CN101074301A (zh) * 2006-05-15 2007-11-21 仙居县一远静电科技有限公司 防静电橡胶板及其生产方法
CN101918212A (zh) * 2007-12-26 2010-12-15 路博润高级材料公司 具有静电耗散性能的透明多层片材
CN102582188A (zh) * 2012-02-16 2012-07-18 仙居县一远静电科技有限公司 一种防静电abs贴面板
CN202463061U (zh) * 2012-02-16 2012-10-03 仙居县一远静电科技有限公司 一种防静电abs贴面板
CN103552334A (zh) * 2013-11-05 2014-02-05 恩斯盟防静电材料(镇江)有限公司 一种防静电垫、托盘及其制造方法

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