CN107931070A - 一种塑料板的加工工艺 - Google Patents

一种塑料板的加工工艺 Download PDF

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Publication number
CN107931070A
CN107931070A CN201711295474.3A CN201711295474A CN107931070A CN 107931070 A CN107931070 A CN 107931070A CN 201711295474 A CN201711295474 A CN 201711295474A CN 107931070 A CN107931070 A CN 107931070A
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Prior art keywords
plastic plate
plastic
temperature
processing technology
handled
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董学汉
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Guizhou Yu Ring Mechanical Plastic Co Ltd
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Guizhou Yu Ring Mechanical Plastic Co Ltd
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Priority to CN201711295474.3A priority Critical patent/CN107931070A/zh
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/02Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
    • B05D3/0254After-treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/10Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
    • B05D3/101Pretreatment of polymeric substrate
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/02Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
    • B05D7/04Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber to surfaces of films or sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/50Multilayers
    • B05D7/56Three layers or more
    • B05D7/58No clear coat specified
    • B05D7/584No clear coat specified at least some layers being let to dry, at least partially, before applying the next layer

Abstract

本发明属于塑料制品技术领域,特别是涉及一种塑料板的加工工艺,包括以下步骤:对塑料板进行退火处理;对经过退火处理的塑料板进行除油处理;对经过除油处理的塑料板进行除电和除尘处理;将步骤3处理后的塑料板表面进行处理,使其表面平整度为0.5~1.5mm;对塑料板表面喷涂底漆,然后烘干;接着再喷涂面漆,使面漆在表面自然流平后,再进行撒点喷涂面漆;然后将塑料板在55~75℃的温度下烘干固化8~15min,之后再采用40~45℃的温度烘干至水分含量为4~6%即可。本发明能够充分的着色,同时最大程度地减少或消除任何有机溶剂或其组分。塑料板的印花色泽明艳,且不易掉色。

Description

一种塑料板的加工工艺
技术领域
本发明涉及塑料制品技术领域技术领域,具体来说,一种塑料板的加工工艺。
背景技术
塑料是一类具有可塑性的合成高分子材料。它与合成橡胶、合成纤维形成了当今日常生活不可缺少的三大合成材料。具体地说,塑料是以天然或合成树脂为主要成分,加入各种添加剂,在一定温度和压力等条件下可以塑制成一定形状,在常温下保持形状不变的材料。塑料板业是我国轻工业的支柱产业。目前,我国的塑料板行业面临着发展机遇,但也会遇到许多挑战,这需要以市场、企业为主导,政府在加以政策引导,一起向塑料板强国迈进。有些塑料本身就是单纯的树脂,如聚乙烯、聚苯乙烯等,称为单一组分塑料。有些塑料除了合成树脂之外,还含有其他辅助材料,如增塑剂、稳定剂、着色剂、各种填料等,称为多组分塑料。在塑料板加工过程中,对其表面进行喷涂是一个必不可少的步骤,但是现有技术中,对塑料板所采用的喷涂效果不佳,塑料板的表面会有砂孔、划伤等很难掩盖的缺陷,因此造成较高 的不良率,从而影响塑料板在使用中的抗腐蚀能力。
发明内容
有鉴于此,本发明的目的是提供一种塑料板的表面喷涂方法,以解决现有技术的塑料板表面喷涂效果欠佳的技术问题。
本发明通过以下技术方案解决上述技术问题:
一种塑料板的加工工艺,包括以下步骤:
S1,对塑料板进行退火处理;
S2,对经过退火处理的塑料板进行除油处理;
S3,对经过除油处理的塑料板进行除电和除尘处理;
S4,将步骤3处理后的塑料板表面进行处理,使其表面平整度为0.5~1.5mm;
S5,对塑料板表面喷涂底漆,然后烘干;
S6,接着再喷涂面漆,使面漆在表面自然流平后,再进行撒点喷涂面漆;
S7,然后将塑料板在55~75℃的温度下烘干固化11~15min,之后再采用40~45℃的温度烘干至水分含量为4~6%即可。
所述步骤2中,对塑料板用汽油或酒精清洗,然后用纯水冲洗其表面,最后进行常温晾干。
所述步骤5中底漆喷涂厚度为0.2~0.5mm,在45~55℃的温度下干燥处理6~10h。
所述步骤6中,面漆的厚度为0.8~1.2mm。
本发明的有益效果在于:本发明能够充分的着色,同时最大程度地减少或消除任何有机溶剂或其组分。塑料板的印花色泽明艳,且不易掉色。
具体实施方式
为了方便本领域的技术人员理解,下面将结合实施例对本发明做进一步的描述。实施例仅仅是对该发明的举例说明,不是对本发明的限定,实施例中未作具体说明的步骤均是已有技术,在此不做详细描述。
实施例一
一种塑料板的加工工艺,包括以下步骤:
S1,对塑料板进行退火处理;
S2,对经过退火处理的塑料板进行除油处理;
S3,对经过除油处理的塑料板进行除电和除尘处理;
S4,将步骤3处理后的塑料板表面进行处理,使其表面平整度为0.5mm;
S5,对塑料板表面喷涂底漆,然后烘干;
S6,接着再喷涂面漆,使面漆在表面自然流平后,再进行撒点喷涂面漆;
S7,然后将塑料板在55℃的温度下烘干固化11min,之后再采用40℃的温度烘干至水分含量为4%即可。
所述步骤2中,对塑料板用汽油或酒精清洗,然后用纯水冲洗其表面,最后进行常温晾干。
所述步骤5中底漆喷涂厚度为0.2mm,在45℃的温度下干燥处理6h。
所述步骤6中,面漆的厚度为0.8mm。
实施例二
一种塑料板的加工工艺,包括以下步骤:
S1,对塑料板进行退火处理;
S2,对经过退火处理的塑料板进行除油处理;
S3,对经过除油处理的塑料板进行除电和除尘处理;
S4,将步骤3处理后的塑料板表面进行处理,使其表面平整度为1.5mm;
S5,对塑料板表面喷涂底漆,然后烘干;
S6,接着再喷涂面漆,使面漆在表面自然流平后,再进行撒点喷涂面漆;
S7,然后将塑料板在75℃的温度下烘干固化15min,之后再采用45℃的温度烘干至水分含量为6%即可。
所述步骤2中,对塑料板用汽油或酒精清洗,然后用纯水冲洗其表面,最后进行常温晾干。
所述步骤5中底漆喷涂厚度为0.5mm,在55℃的温度下干燥处理10h。
所述步骤6中,面漆的厚度为1.2mm。
实施例三
一种塑料板的加工工艺,包括以下步骤:
S1,对塑料板进行退火处理;
S2,对经过退火处理的塑料板进行除油处理;
S3,对经过除油处理的塑料板进行除电和除尘处理;
S4,将步骤3处理后的塑料板表面进行处理,使其表面平整度为1mm;
S5,对塑料板表面喷涂底漆,然后烘干;
S6,接着再喷涂面漆,使面漆在表面自然流平后,再进行撒点喷涂面漆;
S7,然后将塑料板在70℃的温度下烘干固化9min,之后再采用40℃的温度烘干至水分含量为5%即可。
所述步骤2中,对塑料板用汽油或酒精清洗,然后用纯水冲洗其表面,最后进行常温晾干。
所述步骤5中底漆喷涂厚度为0.3mm,在55℃的温度下干燥处理8h。
所述步骤6中,面漆的厚度为1mm。

Claims (4)

1.一种塑料板的加工工艺,其特征在于包括以下步骤:
S1,对塑料板进行退火处理;
S2,对经过退火处理的塑料板进行除油处理;
S3,对经过除油处理的塑料板进行除电和除尘处理;
S4,将步骤3处理后的塑料板表面进行处理,使其表面平整度为0.5~1.5mm;
S5,对塑料板表面喷涂底漆,然后烘干;
S6,接着再喷涂面漆,使面漆在表面自然流平后,再进行撒点喷涂面漆;
S7,然后将塑料板在55~75℃的温度下烘干固化11~15min,之后再采用40~45℃的温度烘干至水分含量为4~6%即可。
2.如权利要求1所述的塑料板的加工工艺,其特征在于:所述步骤2中,对塑料板用汽油或酒精清洗,然后用纯水冲洗其表面,最后进行常温晾干。
3.如权利要求1所述的塑料板的加工工艺,其特征在于:所述步骤5中底漆喷涂厚度为0.2~0.5mm,在45~55℃的温度下干燥处理6~10h。
4.如权利要求1所述的塑料板的加工工艺,其特征在于:所述步骤6中,面漆的厚度为0.8~1.2mm。
CN201711295474.3A 2017-12-08 2017-12-08 一种塑料板的加工工艺 Pending CN107931070A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108973174A (zh) * 2018-07-24 2018-12-11 赵瑞霞 一种在线共挤硬化聚碳酸酯板材工艺

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108973174A (zh) * 2018-07-24 2018-12-11 赵瑞霞 一种在线共挤硬化聚碳酸酯板材工艺

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Application publication date: 20180420