WO2019237265A1 - Foamed plastic sheet and production technique therefor - Google Patents

Foamed plastic sheet and production technique therefor Download PDF

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Publication number
WO2019237265A1
WO2019237265A1 PCT/CN2018/090976 CN2018090976W WO2019237265A1 WO 2019237265 A1 WO2019237265 A1 WO 2019237265A1 CN 2018090976 W CN2018090976 W CN 2018090976W WO 2019237265 A1 WO2019237265 A1 WO 2019237265A1
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Prior art keywords
plastic sheet
foamed plastic
parts
hdpe
foamed
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PCT/CN2018/090976
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French (fr)
Chinese (zh)
Inventor
戴会斌
章忠飞
赵培东
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浙江晶通塑胶有限公司
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Priority to CN201880003784.XA priority Critical patent/CN109804007A/en
Priority to PCT/CN2018/090976 priority patent/WO2019237265A1/en
Publication of WO2019237265A1 publication Critical patent/WO2019237265A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00—Producing flat articles, e.g. films or sheets
    • B29D7/01—Films or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/36—After-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F13/00—Coverings or linings, e.g. for walls or ceilings
    • E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
    • E04F13/08—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements
    • E04F13/18—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements of organic plastics with or without reinforcements or filling materials or with an outer layer of organic plastics with or without reinforcements or filling materials; plastic tiles

Definitions

  • the invention relates to the field of building boards, in particular to a foamed plastic board and a production process thereof.
  • the technical problem to be solved by the present invention is to provide a lightweight plastic floor with light weight and good foot feel.
  • the technical solution of the present invention is to provide a foamed plastic sheet material including an HDPE foamed layer, and the surface of the HDPE foamed layer is compounded with a high-density PP film or sprayed with polyurethane.
  • the HDPE foamed layer may be replaced with a PP or PE foamed layer.
  • the following components are included, in terms of parts by weight, 60-120 parts of HDPE, 1-8 parts of foaming agent, 2-5 parts of stearic acid, 3-8 parts of antioxidant, and 1-5 of ultraviolet absorber Serving.
  • the invention also provides a process for producing a foamed plastic sheet, including the following steps,
  • Step one stirring, mixing the materials, and the stirring device is a mixer
  • Step two melting, the stirred material is sucked into the barrel through the feeding machine for heating, the heating temperature is 140-198 ° C, and the heating time is 30-60min to melt the material;
  • Step three molding, the discharging mold is connected to the discharging port of the discharging cylinder, the molten material enters the discharging mold and is transferred to the setting mold, and the material is molded in the setting mold;
  • Step four the surface of the shaped board is compounded with a high-density PP film or sprayed with polyurethane.
  • the sizing die can invert the concave-convex pattern on the surface of the board.
  • the molding is realized by a press.
  • the present invention has the following advantages after adopting the above scheme:
  • the present invention uses HDPE foam to shape and compound the surface layer as needed to achieve the effects of wear resistance and stain resistance.
  • the process for producing the product is simple Yes, the product does not contain formaldehyde and is very environmentally friendly.
  • FIG. 1 is a schematic structural diagram of an embodiment of the present invention.
  • a foamed plastic sheet includes HDPE foamed layer 1, and the surface of HDPE foamed layer 1 is sprayed with polyurethane 2.
  • the HDPE foamed layer includes the following components. 3 parts of HDPE foaming agent, 2 parts of stearic acid, 4 parts of antioxidant, 3 parts of ultraviolet absorber, and 6 parts of flame retardant, among which UV absorbers include UV-531 and UV-770.
  • Antioxidant 1010, flame retardant is nano zinc oxide. Its production process includes the following steps,
  • Step one stirring, mixing the materials, the stirring device is a mixer, and the stirring time is 3-10min;
  • Step two melting, the stirred material is sucked into the barrel through the feeding machine for heating, the heating temperature is 140-198 ° C, and the heating time is 30-60min to melt the material;
  • Step three molding, the discharge mold is connected to the discharge port of the discharge cylinder, the molten material enters the discharge mold and is transferred to the setting mold.
  • the material is molded in the setting mold by a press, and the mold temperature in the setting mold is maintained at 60 °C -90 °C, the molding pressure is 0.3MPa-0.8MPa, in this process, annealing treatment is also performed;
  • Step four the surface of the shaped board is sprayed with polyurethane.
  • the sizing die is processed, and the sizing die can invert the concave and convex pattern on the surface of the board according to the needs of the product.
  • the surface of the HDPE foamed layer is compounded with a high-density PP film, and the compounding method may be hot pressing or adhesive bonding.
  • the steps 1 to 3 in the production process steps are the same as those in the first embodiment, and the shaped plate surface in step 4 is compounded with a high-density PP film.
  • foamed plastic sheet is formed, which is used for wall boards, ceiling boards and the like in building materials.
  • This product is lightweight and free of formaldehyde.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Architecture (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

Disclosed are a foamed plastic sheet and a production technique therefor, the foamed plastic sheet comprising an HDPE foamed layer, whereof the surface is provided with a composite high-density PP film or is spray-coated with polyurethane. The foamed plastic sheet has a light weight, does not contain formaldehyde, and is applicable to wallboards, ceiling boards, etc.

Description

一种发泡塑料板材及其生产工艺Foamed plastic sheet and production process thereof 技术领域：Technical field:
本发明涉及建筑板材领域，具体讲是一种发泡塑料板材及其生产工艺。The invention relates to the field of building boards, in particular to a foamed plastic board and a production process thereof.
背景技术：Background technique:
现有的墙板、吊顶板等通常使用密度板、装饰板，密度板和装饰板通常含有甲醛，无法满足日益增长的生活需求，而且环保性欠佳。Existing wall panels, ceiling boards, etc. usually use MDF, decorative boards, and MDF and decorative boards usually contain formaldehyde, which cannot meet the growing daily needs, and environmental protection is not good.
发明内容：Summary of the invention:
本发明所要解决的技术问题是，提供一种重量轻，脚感好的轻质塑胶地板地板。The technical problem to be solved by the present invention is to provide a lightweight plastic floor with light weight and good foot feel.
本发明的技术解决方案是，提供一种发泡塑料板材，包括HDPE发泡层，HDPE发泡层的表面复合有高密度PP膜或喷涂有聚氨酯。The technical solution of the present invention is to provide a foamed plastic sheet material including an HDPE foamed layer, and the surface of the HDPE foamed layer is compounded with a high-density PP film or sprayed with polyurethane.
作为优选，HDPE发泡层也可以替代为PP或PE发泡层。Preferably, the HDPE foamed layer may be replaced with a PP or PE foamed layer.
作为优选，包括以下组分，以重量份数计，HDPE 60-120份、发泡剂1-8份、硬脂酸2-5份、抗氧剂3-8份、紫外线吸收剂1-5份。Preferably, the following components are included, in terms of parts by weight, 60-120 parts of HDPE, 1-8 parts of foaming agent, 2-5 parts of stearic acid, 3-8 parts of antioxidant, and 1-5 of ultraviolet absorber Serving.
作为优选，还包括阻燃剂5-12份。Preferably, 5-12 parts of flame retardant is also included.
本发明还提供一种发泡塑料板材的生产工艺，包括以下步骤，The invention also provides a process for producing a foamed plastic sheet, including the following steps,
步骤一，搅拌，将物料混合搅拌，搅拌装置为搅拌机；Step one, stirring, mixing the materials, and the stirring device is a mixer;
步骤二，熔融，将搅拌后的物料通过上料机吸入料筒中进行加热，加热温度为140-198℃，加热时间为30-60min,使物料熔融；Step two: melting, the stirred material is sucked into the barrel through the feeding machine for heating, the heating temperature is 140-198 ° C, and the heating time is 30-60min to melt the material;
步骤三，模压，出料模连接出料筒的出料口，熔融的物料进入出料模中并转移到定型模，物料在定型模中进行模压定型；Step three, molding, the discharging mold is connected to the discharging port of the discharging cylinder, the molten material enters the discharging mold and is transferred to the setting mold, and the material is molded in the setting mold;
步骤四，定型的板材表面复合高密度PP膜或喷涂有聚氨酯。Step four, the surface of the shaped board is compounded with a high-density PP film or sprayed with polyurethane.
进一步的，定型模根据产品需要可以在板材表面倒模出凹凸花纹。Further, according to the requirements of the product, the sizing die can invert the concave-convex pattern on the surface of the board.
进一步的，模压通过压机实现。Further, the molding is realized by a press.
采用以上方案后与现有技术相比，本发明具有以下优点：本发明通过HDPE发泡定型，并根据需要复合表面层，实现耐磨、耐污等效果，同时，生产该产品的工艺简单易行，产品不含甲醛，非常环保。Compared with the prior art, the present invention has the following advantages after adopting the above scheme: The present invention uses HDPE foam to shape and compound the surface layer as needed to achieve the effects of wear resistance and stain resistance. At the same time, the process for producing the product is simple Yes, the product does not contain formaldehyde and is very environmentally friendly.
附图说明：Brief description of the drawings:
图1为本发明的一个实施例的结构示意图。FIG. 1 is a schematic structural diagram of an embodiment of the present invention.
具体实施方式：detailed description:
下面就具体实施方式对本发明作进一步说明：The following further describes the present invention in terms of specific embodiments:
实施例一Example one
如图1所示，一种发泡塑料板材，包括HDPE发泡层1，HDPE发泡层1的表面喷涂有聚氨酯2，HDPE发泡层包括以下组分，以重量份数计，HDPE90份、HDPE发泡剂3份、硬脂酸2份、抗氧剂4份、紫外线吸收剂3份，还包括阻燃剂6份，其中紫外线吸收剂包括UV-531和UV-770，抗氧剂为抗氧剂1010，阻燃剂为纳米氧化锌。其生产工艺包括以下步骤，As shown in FIG. 1, a foamed plastic sheet includes HDPE foamed layer 1, and the surface of HDPE foamed layer 1 is sprayed with polyurethane 2. The HDPE foamed layer includes the following components. 3 parts of HDPE foaming agent, 2 parts of stearic acid, 4 parts of antioxidant, 3 parts of ultraviolet absorber, and 6 parts of flame retardant, among which UV absorbers include UV-531 and UV-770. Antioxidant 1010, flame retardant is nano zinc oxide. Its production process includes the following steps,
步骤一，搅拌，将物料混合搅拌，搅拌装置为搅拌机，搅拌时间3-10min；Step one, stirring, mixing the materials, the stirring device is a mixer, and the stirring time is 3-10min;
步骤二，熔融，将搅拌后的物料通过上料机吸入料筒中进行加热，加热温度为140-198℃，加热时间为30-60min,使物料熔融；Step two: melting, the stirred material is sucked into the barrel through the feeding machine for heating, the heating temperature is 140-198 ° C, and the heating time is 30-60min to melt the material;
步骤三，模压，出料模连接出料筒的出料口，熔融的物料进入出料模中并转移到定型模，物料在定型模中利用压机进行模压定型，保持定型模内模温为60℃-90℃，模压为0.3MPa-0.8MPa，在此过程中，还进行退火处理；Step three, molding, the discharge mold is connected to the discharge port of the discharge cylinder, the molten material enters the discharge mold and is transferred to the setting mold. The material is molded in the setting mold by a press, and the mold temperature in the setting mold is maintained at 60 ℃ -90 ℃, the molding pressure is 0.3MPa-0.8MPa, in this process, annealing treatment is also performed;
步骤四，定型的板材表面喷涂有聚氨酯。Step four: the surface of the shaped board is sprayed with polyurethane.
另外，根据产品需要，对定型模进行处理，定型模根据产品需要可以在板材表面倒模出凹凸花纹。In addition, according to the needs of the product, the sizing die is processed, and the sizing die can invert the concave and convex pattern on the surface of the board according to the needs of the product.
实施例二Example two
与实施例一不同的是，HDPE发泡层的表面复合有高密度PP膜，复合方式可以为热压，也可以为粘接复合。其生产工艺步骤中步骤一到步骤三与实施例一相同，步骤四中定型的板材表面复合高密度PP膜。从而形成发泡塑料板材，用于建筑材料中的墙板，吊顶板等。本产品重量轻，而且不含甲醛。Different from the first embodiment, the surface of the HDPE foamed layer is compounded with a high-density PP film, and the compounding method may be hot pressing or adhesive bonding. The steps 1 to 3 in the production process steps are the same as those in the first embodiment, and the shaped plate surface in step 4 is compounded with a high-density PP film. Thereby, foamed plastic sheet is formed, which is used for wall boards, ceiling boards and the like in building materials. This product is lightweight and free of formaldehyde.
以上仅就本发明较佳的实施例作了说明，但不能理解为是对权利要求的限制。凡是利用本发明说明书所做的等效结构或等效流程变换，均包括在本发明的专利保护范围之内。The foregoing merely describes the preferred embodiments of the present invention, but cannot be construed as limiting the claims. Any equivalent structure or equivalent process transformation made by using the description of the present invention is included in the patent protection scope of the present invention.

Claims (7)

  1. 一种发泡塑料板材，其特征在于：包括HDPE发泡层，HDPE发泡层的表面复合有高密度PP膜或喷涂有聚氨酯。A foamed plastic sheet is characterized in that it includes a HDPE foam layer, and the surface of the HDPE foam layer is compounded with a high-density PP film or sprayed with polyurethane.
  2. 根据权利要求1所述的发泡塑料板材，其特征在于：HDPE发泡层也可以替代为PP或PE发泡层。The foamed plastic sheet according to claim 1, wherein the HDPE foamed layer can also be replaced by a PP or PE foamed layer.
  3. 根据权利要求1所述的发泡塑料板材，其特征在于：HDPE发泡层包括以下组分，以重量份数计，HDPE 60-120份、发泡剂1-8份、硬脂酸2-5份、抗氧剂3-8份、紫外线吸收剂1-5份。The foamed plastic sheet according to claim 1, characterized in that the HDPE foamed layer comprises the following components, based on parts by weight, HDPE 60-120 parts, foaming agent 1-8 parts, stearic acid 2- 5 parts, 3-8 parts antioxidant, 1-5 parts UV absorber.
  4. 根据权利要求1所述的发泡塑料板材，其特征在于：还包括阻燃剂5-12份。The foamed plastic sheet according to claim 1, further comprising 5-12 parts of a flame retardant.
  5. 一种发泡塑料板材的生产工艺，其特征在于：包括以下步骤，A production process of a foamed plastic sheet is characterized by including the following steps.
    步骤一，搅拌，将物料混合搅拌；Step 1. Stir and mix the materials;
    步骤二，熔融，将搅拌后的物料加热使之熔融；Step two: melting, heating the stirred material to melt it;
    步骤三，模压，将熔融的物料进入定型模中进行模压定型；Step three, molding, the molten material is entered into the molding die for molding;
    步骤四，定型的板材表面复合高密度PP膜或喷涂有聚氨酯。Step four, the surface of the shaped board is compounded with a high-density PP film or sprayed with polyurethane.
  6. 根据权利要求5所述的发泡塑料板材的生产工艺，其特征在于：定型模根据产品需要可以在板材表面倒模出凹凸花纹。The process for producing a foamed plastic sheet according to claim 5, characterized in that: the shaping mold can invert a concave-convex pattern on the surface of the sheet according to the needs of the product.
  7. 根据权利要求1所述的发泡塑料板材的生产工艺，其特征在于：模压通过压机实现。The process for producing a foamed plastic sheet according to claim 1, wherein the molding is performed by a press.
PCT/CN2018/090976 2018-06-13 2018-06-13 Foamed plastic sheet and production technique therefor WO2019237265A1 (en)

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CN201880003784.XA CN109804007A (en) 2018-06-13 2018-06-13 A kind of foamed plastic plate and its production technology
PCT/CN2018/090976 WO2019237265A1 (en) 2018-06-13 2018-06-13 Foamed plastic sheet and production technique therefor

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CN110966484B (en) * 2019-11-25 2021-04-02 湖南省源塑管道有限公司 Hollow plastic plate and manufacturing method thereof

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Publication number Priority date Publication date Assignee Title
CN1356206A (en) * 2000-11-30 2002-07-03 住友化学工业株式会社 Foam Polyolefin resin plate
US20040137210A1 (en) * 2003-01-14 2004-07-15 Sealed Air Corporation (Us) Composite pad
CN102277945A (en) * 2010-04-30 2011-12-14 肖氏工业集团公司 Non-vinyl resilient flooring product and methods of making same
CN103669613A (en) * 2012-09-07 2014-03-26 洽兴包装工业（中国）有限公司 High-strength recoverable foam composite insulation board

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Publication number Priority date Publication date Assignee Title
CN201011106Y (en) * 2007-01-22 2008-01-23 韩鹤松 Compound wood floor
CN102277948A (en) * 2011-06-30 2011-12-14 周强 Cement decorated composite board and construction method thereof
WO2019237266A1 (en) * 2018-06-13 2019-12-19 浙江晶通塑胶有限公司 Lightweight plastic floor and production process therefor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1356206A (en) * 2000-11-30 2002-07-03 住友化学工业株式会社 Foam Polyolefin resin plate
US20040137210A1 (en) * 2003-01-14 2004-07-15 Sealed Air Corporation (Us) Composite pad
CN102277945A (en) * 2010-04-30 2011-12-14 肖氏工业集团公司 Non-vinyl resilient flooring product and methods of making same
CN103669613A (en) * 2012-09-07 2014-03-26 洽兴包装工业（中国）有限公司 High-strength recoverable foam composite insulation board

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