CN106750542A - 一种高活性硅灰石粉体的制备方法 - Google Patents

一种高活性硅灰石粉体的制备方法 Download PDF

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CN106750542A
CN106750542A CN201611124543.XA CN201611124543A CN106750542A CN 106750542 A CN106750542 A CN 106750542A CN 201611124543 A CN201611124543 A CN 201611124543A CN 106750542 A CN106750542 A CN 106750542A
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wollastonite powder
wollastonite
high activity
body material
powder body
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姚均甫
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00Use of pretreated ingredients
    • C08K9/10Encapsulated ingredients
    • AHUMAN NECESSITIES
    • A43FOOTWEAR
    • A43BCHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B13/00Soles; Sole-and-heel integral units
    • A43B13/02Soles; Sole-and-heel integral units characterised by the material
    • A43B13/04Plastics, rubber or vulcanised fibre
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00Use of ingredients characterised by shape
    • C08K7/02Fibres or whiskers
    • C08K7/04Fibres or whiskers inorganic
    • C08K7/10Silicon-containing compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00Use of pretreated ingredients
    • C08K9/04Ingredients treated with organic substances
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/016Additives defined by their aspect ratio

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  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
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  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

本发明公开了一种高活性硅灰石粉体的制备方法,包括:硅灰石粉体原料进行干燥除湿处理,获得硅灰石粉体材料;在其中加入大分子偶联剂处理,得到活性硅灰石粉体材料;上述活性硅灰石粉体材料中加入相容剂置入密炼机中进行密炼处理,得到高活性硅灰石粉体。在运动鞋底材料中的应用时,将所述高活性硅灰石粉体置入密炼机加入橡胶进行密炼工艺处理,得到硅灰石粉体运动鞋材料;将所述硅灰石粉体运动鞋材料硫化模压成型,得到硅灰石粉体鞋材。本发明使高活性硅灰石粉体材料在运动鞋材料中的应用达到高性价比,避免填料的加入劣化制品的力学性能,并在某些方面取代纳米填料、白碳黑等较昂贵的填料。

Description

一种高活性硅灰石粉体的制备方法
技术领域
本发明属于高分子材料领域,具体是指高活性硅灰石粉体的制备方法。
背景技术
硅灰石作为一种具有独特功能的工业填料,具有针状、纤维状晶体形态、白度高、
不含结晶水、熔点高、膨胀系数小,耐腐蚀、耐气候老化、机械和电性能好等特点,所以广泛应用于陶瓷、化工、五金、建筑、机械、电子、造纸、汽车、涂料、塑料等工业部门。
但由于硅灰石表面的亲水疏油性,使其在高聚物体系中的应用受到一定程度的限制。与其它矿物一样,硅灰石粉体的特性与高聚物中的基体材料的特性显著不同。如密度、表面能、熔点、热膨胀系数、表面性质等。通常改进的方法是使用有机酸、各类偶联剂等对无机填料进行表面改性,增加填料在有机体系中的分散( 结合) 性。但由于此类方法存在包覆层偏薄,易存在部分填料表面未被包覆的现象,致使改性效果未能达到较好效果。
而一般的活性硅灰石粉体虽然有在运动鞋底材料的中的利用,但仅为降低成本而无法有效的提高其力学性能,产生了劣化制品的效果。
发明内容
本本发明所要解决的技术问题之一在于提供一种高活性硅灰石粉体的制备方法,该方法制备的高活性硅灰石粉体可使用于高聚物体系中。
本发明所要解决的技术问题之二在于提供一种高活性硅灰石粉体在运动鞋底材料中的应用方法。
本发明采用以下技术方案解决上述技术问题之一:
一种高活性硅灰石粉体的制备方法,包括如下步骤:
步骤一:预处理:
选取长径比为1 ∶ 3-1 ∶ 15 的硅灰石粉体原料进行干燥除湿处理,获得硅灰石粉体材料;
步骤二:干法处理:
在上述硅灰石粉体材料中加入大分子偶联剂处理,得到活性硅灰石粉体材料;
步骤三:密炼:
上述活性硅灰石粉体材料中加入相容剂置入密炼机中进行密炼处理,得到高活性硅灰石粉体。
所述步骤三中的相容剂的组分及重量配比为:
由直链热塑性弹性体与衣康酸衍生物接枝而形成的共骤物80-90 份;
过氧化二异苯丙苯0.01-0.1 份;
聚乙烯蜡10-20 份。
本发明采用以下技术方案解决上述技术问题之二:
本发明的优点在于:1、本发明中高活性硅灰石粉体的制备方法力图突破现有改性技术的现状,在原有对硅灰石粉进行常规表面改性情况下,在硅灰石表面继续以大分子相容剂进行接枝反应或包覆处理形成高活性硅灰石粉体材料,使其应用于高聚物体系中。
具体实施方式
高活性硅灰石粉体的制备方法,包括如下步骤:
步骤1 :预处理:
选取长径比为1 ∶ 10 的硅灰石粉体原料进行干燥除湿处理,获得硅灰石粉体材料;
步骤2 :干法处理:
在上述硅灰石粉体材料中加入大分子偶联剂处理,得到活性硅灰石粉体材料;偶联剂采用硅烷偶联剂;
步骤3:密炼:
上述活性硅灰石粉体材料中加入相容剂置入密炼机中进行密炼处理,得到高活性硅灰石粉体。
上述相容剂的组分及重量配比为:由直链热塑性弹性体与衣康酸衍生物接枝而形成的共骤物80-90 份;过氧化二异苯丙苯0.01-0.1 份;聚乙烯蜡10-20 份。该相容剂的具体制备方法为:将所述共骤物85 份、过氧化二异苯丙苯0.01 份、聚乙烯蜡15 份混合均匀得到混合料,将该混合料经密炼机进行密炼工艺处理,再经出机挤出造料,制备成该相容剂。
本发明高活性硅灰石粉体的制备方法力图突破现有改性技术的现状,在原有对硅灰石粉进行常规表面改性情况下,在硅灰石表面继续以大分子相容剂进行接枝反应或包覆处理形成高活性硅灰石粉体材料,使其应用于高聚物体系中。

Claims (2)

1.一种高活性硅灰石粉体制备方法,其特征在于:包括如下步骤:
步骤一:预处理:
选取长径比为1 ∶ 3-1 ∶ 15 的硅灰石粉体原料进行干燥除湿处理,获得硅灰石粉体材料;
步骤二:干法处理:
在上述硅灰石粉体材料中加入大分子偶联剂处理,得到活性硅灰石粉体材料;
步骤三:密炼:
上述活性硅灰石粉体材料中加入相容剂置入密炼机中进行密炼处理,得到高活性硅灰石粉体。
2.如权利要求1 所述的一种高活性硅灰石粉体制备方法,其特征在于:所述步骤三中的相容剂的组分及重量配比为:
由直链热塑性弹性体与衣康酸衍生物接枝而形成的共骤物80-90 份;
过氧化二异苯丙苯0.01-0.1 份;
聚乙烯蜡10-20 份。
CN201611124543.XA 2016-12-08 2016-12-08 一种高活性硅灰石粉体的制备方法 Pending CN106750542A (zh)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101935473A (zh) * 2010-09-01 2011-01-05 福建省二轻工业研究所 高活性硅灰石粉体制备方法及其在运动鞋底材料中的应用
CN102020805A (zh) * 2009-09-10 2011-04-20 中国石油化工股份有限公司 一种聚丙烯树脂组合物及其制备方法
CN102276922A (zh) * 2011-08-23 2011-12-14 金发科技股份有限公司 一种低线性膨胀系数的聚丙烯组合物及其制备方法
CN103122119A (zh) * 2013-02-05 2013-05-29 保定宝轶塑料有限公司 Abs高光填充母料及其制备方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102020805A (zh) * 2009-09-10 2011-04-20 中国石油化工股份有限公司 一种聚丙烯树脂组合物及其制备方法
CN101935473A (zh) * 2010-09-01 2011-01-05 福建省二轻工业研究所 高活性硅灰石粉体制备方法及其在运动鞋底材料中的应用
CN102276922A (zh) * 2011-08-23 2011-12-14 金发科技股份有限公司 一种低线性膨胀系数的聚丙烯组合物及其制备方法
CN103122119A (zh) * 2013-02-05 2013-05-29 保定宝轶塑料有限公司 Abs高光填充母料及其制备方法

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