CN104985721A - 一种再生塑料包装膜生产工艺 - Google Patents

一种再生塑料包装膜生产工艺 Download PDF

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Publication number
CN104985721A
CN104985721A CN201510139079.0A CN201510139079A CN104985721A CN 104985721 A CN104985721 A CN 104985721A CN 201510139079 A CN201510139079 A CN 201510139079A CN 104985721 A CN104985721 A CN 104985721A
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waste
packaging film
film
film production
production process
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李东霖
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Anhui Shuntong Packaging Material Co Ltd
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Anhui Shuntong Packaging Material Co Ltd
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Priority to CN201510139079.0A priority Critical patent/CN104985721A/zh
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/52Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/62Plastics recycling; Rubber recycling

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  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

本发明提供一种再生塑料包装膜生产工艺,采用原料100%使用废聚乙烯膜料,废膜资源化利用率高;不用造粒,一次性熔融成膜,其生产工艺独特、合理、投资少、成本低、易操作;生产过程中无三废产生,所用添加剂无毒,对农作物生长无害,在提高效益、降低成本方面有独特优势,在该技术领域具有重大突破。

Description

一种再生塑料包装膜生产工艺
技术领域
本发明涉及包装膜制造工艺,特别是涉及一种再生塑料包装膜生产工艺。
背景技术
我国对废旧塑料膜的处理方法主要是焚烧和填埋,在回收利用废塑料膜方面起步较晚,技术尚不完善,现有的薄膜回收生产线,通常采用人工挑选分类、粉碎、清洗、干燥、捏合、塑化、造粒的工序,所用设备有粉碎机、输送机、清洗机、干燥机、捏合机、挤出机、造粒机等,存在着浪费资源、能源、污染环境、经济效益低下等问题。
发明内容
本发明提供一种再生塑料包装膜生产工艺。为实现本发明的目的,本发明的技术方案如下:
一种再生塑料包装膜生产工艺,其特征在于,其步骤为:
(1)将废旧塑料膜经预处理,除去有机杂质,之后粉碎水洗,将废旧塑料膜切割成5-8mm的废膜片,然后进行甩干、烘干,烘干温度控制在30-50℃;
(2)之后投放添加剂进行搅拌,40-60℃烘干后放入挤压机进行挤压,将挤压后的加工料放入塑模机中进行吹塑成型,吹塑温度控制在120-150℃,之后采用松紧螺杆成膜机成型。
优选的,所述添加剂由碳酸氢钠、聚乙烯、聚丙烯和复合助剂按质量配比3:2:1:1的比例组成.
优选的,所述复合助剂由交联剂、偶联剂、开口剂按照质量配比4:3:1的比例配制。
有益效果:本发明提供一种再生塑料包装膜生产工艺,采用原料100%使用废聚乙烯膜料,废膜资源化利用率高;不用造粒,一次性熔融成膜,其生产工艺独特、合理、投资少、成本低、易操作;生产过程中无三废产生,所用添加剂无毒,对农作物生长无害,在提高效益、降低成本方面有独特优势,在该技术领域具有重大突破。
具体实施方式
为使本发明实现的技术手段、创作特征、达成目的与功效易于明白了解,下面结合具体实施方式,进一步阐述本发明。
1.一种再生塑料包装膜生产工艺,其特征在于,其步骤为:
(1)将废旧塑料膜经预处理,除去有机杂质,之后粉碎水洗,将废旧塑料膜切割成8mm的废膜片,然后进行甩干、烘干,烘干温度控制在350℃;
(2)之后投放添加剂进行搅拌,60℃烘干后放入挤压机进行挤压,将挤压后的加工料放入塑模机中进行吹塑成型,吹塑温度控制在150℃,之后采用松紧螺杆成膜机成型。
其中,所述添加剂由碳酸氢钠、聚乙烯、聚丙烯和复合助剂按质量配比3:2:1:1的比例组成,所述复合助剂由交联剂、偶联剂、开口剂按照质量配比4:3:1的比例配制。
本发明提供一种再生塑料包装膜生产工艺,采用原料100%使用废聚乙烯膜料,废膜资源化利用率高;不用造粒,一次性熔融成膜,其生产工艺独特、合理、投资少、成本低、易操作;生产过程中无三废产生,所用添加剂无毒,对农作物生长无害,在提高效益、降低成本方面有独特优势,在该技术领域具有重大突破。
以上所述仅为本发明的实施例,并非因此限制本发明的专利范围,凡是利用本发明说明书内容所作的等效结构或等效流程变换,或直接或间接运用在其他相关的技术领域,均同理包括在本发明的专利保护范围内。

Claims (3)

1.一种再生塑料包装膜生产工艺,其特征在于,其步骤为:
将废旧塑料膜经预处理,除去有机杂质,之后粉碎水洗,将废旧塑料膜切割成5-8mm的废膜片,然后进行甩干、烘干,烘干温度控制在30-50℃;
之后投放添加剂进行搅拌,40-60℃烘干后放入挤压机进行挤压,将挤压后的加工料放入塑模机中进行吹塑成型,吹塑温度控制在120-150℃,之后采用松紧螺杆成膜机成型。
2.根据权利要求1所述的再生塑料包装膜生产工艺,其特征在于,所述添加剂由碳酸氢钠、聚乙烯、聚丙烯和复合助剂按质量配比3:2:1:1的比例组成。
3.根据权利要求1所述的再生塑料包装膜生产工艺,其特征在于,所述复合助剂由交联剂、偶联剂、开口剂按照质量配比4:3:1的比例配制。
CN201510139079.0A 2015-03-28 2015-03-28 一种再生塑料包装膜生产工艺 Pending CN104985721A (zh)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105599267A (zh) * 2015-12-25 2016-05-25 周琴霞 废弃聚苯乙烯片材的回收方法
CN107244058A (zh) * 2017-06-27 2017-10-13 慈溪市现代模具有限公司 一种废料挤出吹塑的制备方法
CN107351361A (zh) * 2017-06-27 2017-11-17 慈溪市现代模具有限公司 一种废料挤出吹塑成型***
CN107471607A (zh) * 2017-06-27 2017-12-15 慈溪市现代模具有限公司 一种废料挤出吹塑及消除熔接线的制备方法
CN108623830A (zh) * 2018-04-26 2018-10-09 杨传平 一种废旧聚乙烯塑料的回收改性工艺

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103112184A (zh) * 2013-02-07 2013-05-22 河南省银丰塑料有限公司 一次性熔融再生聚乙烯农用地膜制备工艺

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103112184A (zh) * 2013-02-07 2013-05-22 河南省银丰塑料有限公司 一次性熔融再生聚乙烯农用地膜制备工艺

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105599267A (zh) * 2015-12-25 2016-05-25 周琴霞 废弃聚苯乙烯片材的回收方法
CN107244058A (zh) * 2017-06-27 2017-10-13 慈溪市现代模具有限公司 一种废料挤出吹塑的制备方法
CN107351361A (zh) * 2017-06-27 2017-11-17 慈溪市现代模具有限公司 一种废料挤出吹塑成型***
CN107471607A (zh) * 2017-06-27 2017-12-15 慈溪市现代模具有限公司 一种废料挤出吹塑及消除熔接线的制备方法
CN108623830A (zh) * 2018-04-26 2018-10-09 杨传平 一种废旧聚乙烯塑料的回收改性工艺

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Application publication date: 20151021