CN106222879B - 超细玻纤湿法成网水刺复合过滤材料 - Google Patents

超细玻纤湿法成网水刺复合过滤材料 Download PDF

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CN106222879B
CN106222879B CN201610770323.8A CN201610770323A CN106222879B CN 106222879 B CN106222879 B CN 106222879B CN 201610770323 A CN201610770323 A CN 201610770323A CN 106222879 B CN106222879 B CN 106222879B
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spun lacing
glass fiber
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劳关明
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Suzhou jiarenliang non woven products Co., Ltd
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    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4209Inorganic fibres
    • D04H1/4218Glass fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/08Filter cloth, i.e. woven, knitted or interlaced material
    • B01D39/086Filter cloth, i.e. woven, knitted or interlaced material of inorganic material
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • D04H1/492Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H13/00Other non-woven fabrics
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/02Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/0208Single-component fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065More than one layer present in the filtering material
    • B01D2239/0663The layers being joined by hydro-entangling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10Filtering material manufacturing

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Filtering Materials (AREA)

Abstract

本发明涉及一种超细玻纤湿法成网水刺复合过滤材料及其制备方法,属于无纺布材料技术领域,由高强玻璃纤维布和超细玻璃纤维层组成,且高强玻璃纤维布与超细玻璃纤维层之间通过水刺复合。本发明超细玻纤湿法成网水刺复合过滤材料耐高温、过滤精度高、强力高,该超细玻纤湿法成网水刺复合过滤材料的制备方法工艺流程短、次品率低、生产效率高。

Description

超细玻纤湿法成网水刺复合过滤材料
技术领域
本发明涉及一种超细玻纤湿法成网水刺复合过滤材料及其制备方法,属于无纺布材料技术领域。
背景技术
随着环保意识的增强,水刺无纺布的应用领域越来越广,比如应用于过滤,包括空气过滤,油过滤等。目前,用于过滤的水刺无纺布普遍存在纤维分布不均匀的现象,导致水刺无纺布存在过滤精度低,强力低,易断裂等问题。
发明内容
本发明的目的是提供一种超细玻纤湿法成网水刺复合过滤材料及其制备方法,该超细玻纤湿法成网水刺复合过滤材料耐高温、过滤精度高、强力高,该超细玻纤湿法成网水刺复合过滤材料的制备方法工艺流程短、次品率低、生产效率高。
为达到上述目的,本发明所采用的技术方案为:
一种超细玻纤湿法成网水刺复合过滤材料,由高强玻璃纤维布和超细玻璃纤维层组成,且高强玻璃纤维布与超细玻璃纤维层之间通过水刺复合。
本发明超细玻纤湿法成网水刺复合过滤材料的制备方法,包括以下步骤:
(1)将超细玻璃纤维依次进行溶解、调浓、上浆、成型、预水刺,形成超细玻璃纤维层;
(2)将超细玻璃纤维层作为上层、高强玻璃纤维布作为下层进行叠合,然后进行水刺复合、烘干。
所述步骤(1)的上浆工序中,预稀释泵流量为8000L/min,回流比例为30-32%,真空度为-20kpa;成型工序的车速为100m/min,抽吸真空度为–10kpa,成型网张力为5N。
所述步骤(2)的水刺复合工序的网帘速度为100-101m/min,抽吸真空度为–7kpa,其5个水刺头的水刺压力分别为30bar、40bar、 40bar、50bar、50bar;烘干工序包括依次通过温度分别设置为105℃、 120℃、130℃的烘箱,且车速均为100m/min。
本发明超细玻纤湿法成网水刺复合过滤材料的物理性能指标数据如下:
克重 厚度 耐高温 过滤精度 透气率
150g/m2 1.3mm 300℃ 20微米 10CM/S
本发明超细玻纤湿法成网水刺复合过滤材料耐高温、过滤精度高、强力高,该超细玻纤湿法成网水刺复合过滤材料的制备方法工艺流程短、次品率低、生产效率高。
具体实施方式
下面结合实施例,对本发明进一步说明。下述实施例是说明性的,不是限定性的,不能以下述实施例来限定本发明的保护范围。
实施例1
一种超细玻纤湿法成网水刺复合过滤材料,由高强玻璃纤维布和超细玻璃纤维层组成,且高强玻璃纤维布与超细玻璃纤维层之间通过水刺复合。
本发明超细玻纤湿法成网水刺复合过滤材料的制备方法,包括以下步骤:
(1)将超细玻璃纤维依次进行溶解、调浓、上浆、成型、预水刺,形成超细玻璃纤维层;
(2)将超细玻璃纤维层作为上层、高强玻璃纤维布作为下层进行叠合,然后进行水刺复合、烘干。
上述步骤(1)的上浆工序中,预稀释泵流量为8000L/min,回流比例为30%,真空度为-20kpa;成型工序的车速为100m/min,抽吸真空度为–10kpa,成型网张力为5N。
上述步骤(2)的水刺复合工序的网帘速度为100m/min,抽吸真空度为–7kpa,其5个水刺头的水刺压力分别为30bar、40bar、40bar、 50bar、50bar;烘干工序包括依次通过温度分别设置为105℃、120℃、 130℃的烘箱,且车速均为100m/min。
实施例2
一种超细玻纤湿法成网水刺复合过滤材料,由高强玻璃纤维布和超细玻璃纤维层组成,且高强玻璃纤维布与超细玻璃纤维层之间通过水刺复合。
本发明超细玻纤湿法成网水刺复合过滤材料的制备方法,包括以下步骤:
(1)将超细玻璃纤维依次进行溶解、调浓、上浆、成型、预水刺,形成超细玻璃纤维层;
(2)将超细玻璃纤维层作为上层、高强玻璃纤维布作为下层进行叠合,然后进行水刺复合、烘干。
上述步骤(1)的上浆工序中,预稀释泵流量为8000L/min,回流比例为32%,真空度为-20kpa;成型工序的车速为100m/min,抽吸真空度为–10kpa,成型网张力为5N。
上述步骤(2)的水刺复合工序的网帘速度为101m/min,抽吸真空度为–7kpa,其5个水刺头的水刺压力分别为30bar、40bar、40bar、 50bar、50bar;烘干工序包括依次通过温度分别设置为105℃、120℃、 130℃的烘箱,且车速均为100m/min。
实施例3
一种超细玻纤湿法成网水刺复合过滤材料,由高强玻璃纤维布和超细玻璃纤维层组成,且高强玻璃纤维布与超细玻璃纤维层之间通过水刺复合。
本发明超细玻纤湿法成网水刺复合过滤材料的制备方法,包括以下步骤:
(1)将超细玻璃纤维依次进行溶解、调浓、上浆、成型、预水刺,形成超细玻璃纤维层;
(2)将超细玻璃纤维层作为上层、高强玻璃纤维布作为下层进行叠合,然后进行水刺复合、烘干。
上述步骤(1)的上浆工序中,预稀释泵流量为8000L/min,回流比例为31%,真空度为-20kpa;成型工序的车速为100m/min,抽吸真空度为–10kpa,成型网张力为5N。
上述步骤(2)的水刺复合工序的网帘速度为100.5m/min,抽吸真空度为–7kpa,其5个水刺头的水刺压力分别为30bar、40bar、 40bar、50bar、50bar;烘干工序包括依次通过温度分别设置为105℃、 120℃、130℃的烘箱,且车速均为100m/min。
以上所有实施例中,超细玻璃纤维均优选为39°SR超细中碱玻璃纤维。高强玻璃纤维布的性能如下:
克重 拉伸强力(md) 拉伸强力(cd) 溶出物(甲醛)
100g/m2 >400N/5cm >350N/5cm <120mg/kg
上述实施例仅用于解释说明本发明的发明构思,而非对本发明权利保护的限定,凡利用此构思对本发明进行非实质性的改动,均应落入本发明的保护范围。

Claims (1)

1.一种超细玻纤湿法成网水刺复合过滤材料,其特征在于:由高强玻璃纤维布和超细玻璃纤维层组成,且高强玻璃纤维布与超细玻璃纤维层之间通过水刺复合;
该超细玻纤湿法成网水刺复合过滤材料的制备方法包括以下步骤:
(1)将超细玻璃纤维依次进行溶解、调浓、上浆、成型、预水刺,形成超细玻璃纤维层;
(2)将超细玻璃纤维层作为上层、高强玻璃纤维布作为下层进行叠合,然后进行水刺复合、烘干;
所述步骤(1)的上浆工序中,预稀释泵流量为8000L/min,回流比例为30-32%,真空度为-20kpa;成型工序的车速为100m/min,抽吸真空度为–10kpa,成型网张力为5N;
所述步骤(2)的水刺复合工序的网帘速度为100-101m/min,抽吸真空度为–7kpa,其5个水刺头的水刺压力分别为30bar、40bar、40bar、50bar、50bar;烘干工序包括依次通过温度分别设置为105℃、120℃、130℃的烘箱,且车速均为100m/min。
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CN108031187A (zh) * 2018-01-17 2018-05-15 浙江宇邦滤材科技有限公司 用于过滤粉尘的复合无纺布及其制造工艺
CN108950863A (zh) * 2018-09-21 2018-12-07 大连瑞源非织造布有限公司 湿法水刺油滤布及其制备方法
CN112359488A (zh) * 2020-11-18 2021-02-12 同高纺织化纤(深圳)有限公司 水刺复合无纺布及其制备方法

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