CN109367191A - 一种pvc卷材多层贴合生产方法 - Google Patents

一种pvc卷材多层贴合生产方法 Download PDF

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CN109367191A
CN109367191A CN201811019080.XA CN201811019080A CN109367191A CN 109367191 A CN109367191 A CN 109367191A CN 201811019080 A CN201811019080 A CN 201811019080A CN 109367191 A CN109367191 A CN 109367191A
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李永平
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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
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/24Calendering
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C69/00Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
    • 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
    • B32B37/08Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the cooling 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
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/0036Heat treatment
    • 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
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/14Printing or colouring
    • B32B38/145Printing
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
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    • C08J2327/00Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
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    • C08J2327/04Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06Homopolymers or copolymers of vinyl chloride
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    • C08J2491/00Characterised by the use of oils, fats or waxes; Derivatives thereof
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    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
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    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
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Abstract

本发明所述一种PVC卷材多层贴合生产方法,由多层PVC卷材贴合而成,其步骤包括:(1)、将多层PVC卷材的原料分别经计量装置、高速搅拌装置、冷却搅拌装置、密炼机、压延装置得到压延薄膜;(2)、多个整卷PVC卷材的出膜端分别经过第一辅助辊筒、第二辅助辊筒和第三辅助辊筒;(3)、初加热;(4)、再加热;在第二加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到140‑150℃;(5)、最终加热;在第三加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到170‑180℃;(6)、贴合;(7)、降温;(8)、印花;通过上述方法,可以快速的将多个PVC卷材贴合在一起,其贴合效率高,贴合效果好。

Description

一种PVC卷材多层贴合生产方法
技术领域
本发明属于PVC技术领域,具体地说,涉及一种PVC卷材多层贴合生产方法。
背景技术
塑料(英文名称:Plastic),是指以高分子量的合成树脂为主要组分,加入适当添加剂,如增塑剂、稳定剂、阻燃剂、润滑剂、着色剂等,经加工成型的塑性(柔韧性)材料,或固化交联形成的刚性材料。塑料是20世纪的产物,自从它被开发以来,各方面的用途日益广泛。
聚氯乙烯英文简称PVC,随着PVC薄膜低毒、阻燃、耐寒、环保的优良性能,越来越得到广大的用途,广泛应用于证件、薄册、包装、箱包、服装、鞋类、汽车装璜等领域,发展到了日常生活领域中处处可见到PVC产品。由些可见,PVC薄膜的需求量越来越大。
为了满足人们的需要,目前一般采用PVC装饰膜来替代原有装饰材料表面的自然纹路,一般将多层薄膜贴合在一起,表面为装饰层,但是现有的贴合效率低,贴合效果差。
发明内容
本发明克服了现有技术中的缺点,提供了一种PVC卷材多层贴合生产方法,其贴合效率高,贴合效果好,可以快速将多个PVC卷材快递贴合在一起。
为了解决上述技术问题,本发明是通过以下技术方案实现的:
一种PVC卷材多层贴合生产方法,由多层PVC卷材贴合而成,按照重量份数,每层原料组成为:PVC胶料100份,环氧大豆油2-3份、增塑剂30-40份、稳定剂3~6份,阻燃剂6-12份,加工助剂20-40份,所述加工助剂包括:蒙脱石粉3-6份、云母粉3-8份、果酸4-8份、冰醋酸2-4份、氧化石墨烯2-4份,方解石1-3份和蛋白粉10-15份;
其步骤包括:
(1)、将多层PVC卷材的原料分别经计量装置、高速搅拌装置、冷却搅拌装置、密炼机、压延装置得到压延薄膜;
(2)、多个整卷PVC卷材的出膜端分别经过第一辅助辊筒、第二辅助辊筒和第三辅助辊筒;
(3)、初加热;在第一加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到90-100℃;
(4)、再加热;在第二加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到140-150℃;
(5)、最终加热;在第三加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到170-180℃;
(6)、贴合;在多个贴合辊筒的作用下,将多层贴合在一起形成半成品膜;
(7)、降温;在降温装置的作用下对半成品膜进行降温;温度降低到20-30℃;
(8)、印花;在印花辊筒的作用下对半成品膜的一侧面印上花纹,从而形成多层贴合PVC卷材。
进一步,对步骤(8)的多层贴合PVC卷材进行以下处理:
1)经过预热;
2)烘炉对卷材进行退火;
3)过冷却水;
4)对卷材进行哄干;
5)常温风冷;
6)通过冷却辊进行冷却,辊内通入冷却水;
7)收卷。
进一步,所述步骤1),预热温度为120℃。
进一步,所述步骤2),退火温度为140-150℃。
进一步,所述步骤2),退火温度包括三段,分别为140℃,145℃和150℃。
进一步,所述步骤3),冷却水温度为5-7℃。
进一步,所述步骤6),辊表面温度为15℃。
进一步,所述步骤7),收卷前进行除味、定型,所述定型为卷材依次经过5℃的辊和40℃的加热。
进一步,所述增塑剂为碳酰二胺35份、稳定剂为氢氧化钆4份,阻燃剂为硅藻粉2份、碳化硅2.5份和氢氧化铝4份。
与现有技术相比,本发明的有益效果是:
本发明所述一种PVC卷材多层贴合生产方法,由多层PVC卷材贴合而成,其步骤包括:(1)、将多层PVC卷材的原料分别经计量装置、高速搅拌装置、冷却搅拌装置、密炼机、压延装置得到压延薄膜;(2)、多个整卷PVC卷材的出膜端分别经过第一辅助辊筒、第二辅助辊筒和第三辅助辊筒;(3)、初加热;在第一加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到90-100℃;(4)、再加热;在第二加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到140-150℃;(5)、最终加热;在第三加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到170-180℃;(6)、贴合;在多个贴合辊筒的作用下,将多层贴合在一起形成半成品膜;(7)、降温;在降温装置的作用下对半成品膜进行降温;温度降低到20-30℃;(8)、印花;在印花辊筒的作用下对半成品膜的一侧面印上花纹,从而形成多层贴合PVC卷材,通过上述方法,可以快速的将多个PVC卷材贴合在一起,其贴合效率高,贴合效果好。
具体实施方式
以下对本发明的优选实施例进行说明,应当理解,此处所描述的优选实施例仅用于说明和解释本发明,并不用于限定本发明。
一种PVC卷材多层贴合生产方法,由多层PVC卷材贴合而成,按照重量份数,每层原料组成为:PVC胶料100份,环氧大豆油2.5份、增塑剂35份、稳定剂4份,阻燃剂8.5份,加工助剂33份,加工助剂包括:蒙脱石粉4份、云母粉4份、果酸5份、冰醋酸3份、氧化石墨烯3份,方解石2份和蛋白粉12份,增塑剂为碳酰二胺35份、稳定剂为氢氧化钆4份,阻燃剂为硅藻粉2份、碳化硅2.5份和氢氧化铝4份,蒙脱石粉提高其韧性,云母粉、果酸和冰醋酸使复合材料分子更细腻,氧化石墨烯减小复合材料的收缩,拉伸变化小。
其步骤包括:
(1)、将多层PVC卷材的原料分别经计量装置、高速搅拌装置、冷却搅拌装置、密炼机、压延装置得到压延薄膜;
(2)、多个整卷PVC卷材的出膜端分别经过第一辅助辊筒、第二辅助辊筒和第三辅助辊筒;
(3)、初加热;在第一加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到90-100℃;
(4)、再加热;在第二加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到140-150℃;
(5)、最终加热;在第三加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到170-180℃;
(6)、贴合;在多个贴合辊筒的作用下,将多层贴合在一起形成半成品膜;
(7)、降温;在降温装置的作用下对半成品膜进行降温;温度降低到20-30℃;
(8)、印花;在印花辊筒的作用下对半成品膜的一侧面印上花纹,从而形成多层贴合PVC卷材。
进一步,对步骤(8)的多层贴合PVC卷材进行以下处理:
1)经过预热,预热温度为120℃;
2)烘炉对卷材进行退火,退火温度为140-150℃,退火温度包括三段,分别为140℃,145℃和150℃,每段5米,水晶板以1米/秒的速度通过退火区域;
3)过冷却水,冷却水温度为5-7℃;
4)对卷材进行哄干;
5)常温风冷;
6)通过冷却辊进行冷却,辊内通入冷却水,辊表面温度为15℃;
7)收卷前进行除味、定型,定型为卷材依次经过5℃的辊和40℃的加热,收卷。
通过上述步骤,其在使用和裁剪中均零收缩,产品质量好,而且产品延展性和韧性好,稳定性好,使用寿命长。
各项指标如下表:
最后应说明的是:以上仅为本发明的优选实施例而已,并不用于限制本发明,尽管参照实施例对本发明进行了详细的说明,对于本领域的技术人员来说,其依然可以对前述各实施例所记载的技术方案进行修改,或者对其中部分技术特征进行等同替换,但是凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。

Claims (9)

1.一种PVC卷材多层贴合生产方法,其特征在于,由多层PVC卷材贴合而成,按照重量份数,每层原料组成为:PVC胶料100份,环氧大豆油2-3份、增塑剂30-40份、稳定剂3~6份,阻燃剂6-12份,加工助剂20-40份,所述加工助剂包括:蒙脱石粉3-6份、云母粉3-8份、果酸4-8份、冰醋酸2-4份、氧化石墨烯2-4份,方解石1-3份和蛋白粉10-15份;
其步骤包括:
(1)、将多层PVC卷材的原料分别经计量装置、高速搅拌装置、冷却搅拌装置、密炼机、压延装置得到压延薄膜;
(2)、多个整卷PVC卷材的出膜端分别经过第一辅助辊筒、第二辅助辊筒和第三辅助辊筒;
(3)、初加热;在第一加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到90-100℃;
(4)、再加热;在第二加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到140-150℃;
(5)、最终加热;在第三加热装置的作用下对PVC卷材进行加热,对PVC卷材加热到170-180℃;
(6)、贴合;在多个贴合辊筒的作用下,将多层贴合在一起形成半成品膜;
(7)、降温;在降温装置的作用下对半成品膜进行降温;温度降低到20-30℃;
(8)、印花;在印花辊筒的作用下对半成品膜的一侧面印上花纹,从而形成多层贴合PVC卷材。
2.根据权利要求1所述一种PVC卷材多层贴合生产方法,其特征在于,对步骤(8)的多层贴合PVC卷材进行以下处理:
1)经过预热;
2)烘炉对卷材进行退火;
3)过冷却水;
4)对卷材进行哄干;
5)常温风冷;
6)通过冷却辊进行冷却,辊内通入冷却水;
7)收卷。
3.根据权利要求2所述一种PVC卷材多层贴合生产方法,其特征在于,所述步骤1),预热温度为120℃。
4.根据权利要求2所述一种PVC卷材多层贴合生产方法,其特征在于,所述步骤2),退火温度为140-150℃。
5.根据权利要求4所述一种PVC卷材多层贴合生产方法,其特征在于,所述步骤2),退火温度包括三段,分别为140℃,145℃和150℃。
6.根据权利要求2所述一种PVC卷材多层贴合生产方法,其特征在于,所述步骤3),冷却水温度为5-7℃。
7.根据权利要求2所述一种PVC卷材多层贴合生产方法,其特征在于,所述步骤6),辊表面温度为15℃。
8.根据权利要求2所述一种PVC卷材多层贴合生产方法,其特征在于,所述步骤7),收卷前进行除味、定型,所述定型为卷材依次经过5℃的辊和40℃的加热。
9.根据权利要求1所述一种PVC卷材多层贴合生产方法,其特征在于,所述增塑剂为碳酰二胺35份、稳定剂为氢氧化钆4份,阻燃剂为硅藻粉2份、碳化硅2.5份和氢氧化铝4份。
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