CN110158198A - 一种石墨烯聚合物纤维及其制备方法 - Google Patents

一种石墨烯聚合物纤维及其制备方法 Download PDF

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CN110158198A
CN110158198A CN201810265027.1A CN201810265027A CN110158198A CN 110158198 A CN110158198 A CN 110158198A CN 201810265027 A CN201810265027 A CN 201810265027A CN 110158198 A CN110158198 A CN 110158198A
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parts
polymer fiber
graphene
preparation
graphene polymer
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车春玲
张成如
姜炜
靖暖暖
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Shandong Jiaxing Environmental Protection Technology Co Ltd
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Shandong Jiaxing Environmental Protection Technology Co Ltd
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    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/08—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyacrylonitrile as constituent
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/18—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from other substances

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Filaments (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

本发明涉及一种石墨烯聚合物纤维，由下述重量份的原料制成：氧化石墨烯20‑30份，钛酸四丁酯3‑5份，聚丙烯腈5‑8份，聚乳酸8‑10份，聚己内酯5‑8份，四异氰酸酯2‑4份。通过加入成孔剂四异氰酸酯制得了中空结构的石墨烯聚合物纤维，具有良好的机械性能，断裂伸长率和断裂强度优异，采用熔熔纺丝，制备方法简单，成本低廉。

Description

一种石墨烯聚合物纤维及其制备方法
技术领域
本发明属于石墨烯材料领域，具体涉及一种石墨烯聚合物纤维及其制备方法。
背景技术
石墨烯是一种新型至薄至坚的二维纳米材料，具有量子霍尔效应、比表面积大、表面疏水、电化学性质优异、化学性质稳定等特点；同时，石墨烯具有片层共轭结构，层层叠加可形成致密的隔绝层。石墨烯具有稳定的杂化结构，使其能在活性介质与金属间形成物理阻隔层，阻止了扩散渗透的进行；其次，石墨烯良好的化学稳定性和热稳定性，无论是在腐蚀性的气体、液体环境中或是高温条件下均能保持稳定；最后，石墨烯具有优异的机械性能。
目前，石墨烯中空纤维在电极材料、催化材料领域的应用备受关注，通常在铜线上沉积石墨烯然后牺牲铜线法制备石墨烯中空纤维，但成本昂贵。
发明内容
本发明的目的在于提供一种石墨烯聚合物纤维及其制备方法。
本发明解决其技术问题所采用的技术方案是：一种石墨烯聚合物纤维，由下述重量份的原料制成：
氧化石墨烯 20-30份，
钛酸四丁酯 3-5份，
聚丙烯腈 5-8份，
聚乳酸 8-10份，
聚己内酯 5-8份，
四异氰酸酯 2-4份。
上述石墨烯聚合物纤维的制备方法，包括以下步骤：
1）将氧化石墨烯、钛酸四丁酯、聚丙烯腈、聚乳酸、聚己内酯、四异氰酸酯按比例混合均匀得混合物；
2）将步骤1）的混合物经双螺杆挤出机挤出、造粒；
3）熔融纺丝，冷却成型，得中空聚合物纤维。
具体地，所述步骤2）中双螺杆挤出机的转速为120-180rpm，压力为60-80kg/cm。
具体地，所述步骤3）中熔融纺丝温度为250-280℃。
本发明具有以下有益效果：本发明通过加入成孔剂四异氰酸酯制得了中空结构的石墨烯聚合物纤维，具有良好的机械性能，断裂伸长率和断裂强度优异，采用熔熔纺丝，制备方法简单，成本低廉。
具体实施方式
以下是本发明的具体实施例，对本发明的技术方案做进一步描述，但是本发明的保护范围并不限于这些实施例。凡是不背离本发明构思的改变或等同替代均包括在本发明的保护范围之内。
实施例1
一种石墨烯聚合物纤维的制备方法，包括以下步骤：
1）将25份氧化石墨烯、5份钛酸四丁酯、7份聚丙烯腈、10份聚乳酸、5份聚己内酯、4份四异氰酸酯混合均匀得混合物。
2）将步骤1）的混合物经双螺杆挤出机挤出、造粒，双螺杆挤出机的转速为150rpm，压力为70kg/cm。
3）250℃熔融纺丝，冷却成型，得中空聚合物纤维。
实施例2
一种石墨烯聚合物纤维的制备方法，包括以下步骤：
1）将20份氧化石墨烯、4份钛酸四丁酯、8份聚丙烯腈、8份聚乳酸、6份聚己内酯、2份四异氰酸酯混合均匀得混合物。
2）将步骤1）的混合物经双螺杆挤出机挤出、造粒，双螺杆挤出机的转速为180rpm，压力为60kg/cm。
3）260℃熔融纺丝，冷却成型，得中空聚合物纤维。
实施例3
一种石墨烯聚合物纤维的制备方法，包括以下步骤：
1）将30份氧化石墨烯、3份钛酸四丁酯、6份聚丙烯腈、8份聚乳酸、8份聚己内酯、3份四异氰酸酯混合均匀得混合物。
2）将步骤1）的混合物经双螺杆挤出机挤出、造粒，双螺杆挤出机的转速为120rpm，压力为80kg/cm。
3）270℃熔融纺丝，冷却成型，得中空聚合物纤维。
实施例4
一种石墨烯聚合物纤维的制备方法，包括以下步骤：
1）将25份氧化石墨烯、4份钛酸四丁酯、5份聚丙烯腈、10份聚乳酸、7份聚己内酯、2份四异氰酸酯混合均匀得混合物。
2）将步骤1）的混合物经双螺杆挤出机挤出、造粒，双螺杆挤出机的转速为170rpm，压力为70kg/cm。
3）280℃熔融纺丝，冷却成型，得中空聚合物纤维。

Claims (4)

1.一种石墨烯聚合物纤维，其特征在于，由下述重量份的原料制成：
2.如权利要求1所述的石墨烯聚合物纤维的制备方法，其特征在于，包括以下步骤：
1)将氧化石墨烯、钛酸四丁酯、聚丙烯腈、聚乳酸、聚己内酯、四异氰酸酯按比例混合均匀得混合物；
2)将步骤1)的混合物经双螺杆挤出机挤出、造粒；
3)熔融纺丝，冷却成型，得中空聚合物纤维。
3.如权利要求2所述的石墨烯聚合物纤维的制备方法，其特征在于，所述步骤2)中双螺杆挤出机的转速为120-180rpm，压力为60-80kg/cm。
4.如权利要求2所述的石墨烯聚合物纤维的制备方法，其特征在于，所述步骤3)中熔融纺丝温度为250-280℃。
CN201810265027.1A 2018-03-28 2018-03-28 一种石墨烯聚合物纤维及其制备方法 Pending CN110158198A (zh)

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CN113174656A (zh) * 2021-06-10 2021-07-27 宁波马菲羊纺织科技有限公司 一种生物降解纤维及其制备方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113174656A (zh) * 2021-06-10 2021-07-27 宁波马菲羊纺织科技有限公司 一种生物降解纤维及其制备方法
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Application publication date: 20190823