CN110539529A - Heat-preservation foam and preparation method thereof - Google Patents

Heat-preservation foam and preparation method thereof Download PDF

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Publication number
CN110539529A
CN110539529A CN201910740454.5A CN201910740454A CN110539529A CN 110539529 A CN110539529 A CN 110539529A CN 201910740454 A CN201910740454 A CN 201910740454A CN 110539529 A CN110539529 A CN 110539529A
Authority
CN
China
Prior art keywords
layer
foam
heat
insulating
cotton
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910740454.5A
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Chinese (zh)
Inventor
林志武
高凌文
杨滨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Sheng Da Fei Intelligent Polytron Technologies Inc
Original Assignee
Suzhou Sheng Da Fei Intelligent Polytron Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Sheng Da Fei Intelligent Polytron Technologies Inc filed Critical Suzhou Sheng Da Fei Intelligent Polytron Technologies Inc
Priority to CN201910740454.5A priority Critical patent/CN110539529A/en
Publication of CN110539529A publication Critical patent/CN110539529A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/12—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
    • 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
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/245—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it being a foam layer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
    • F16L59/029—Shape or form of insulating materials, with or without coverings integral with the insulating materials layered
    • 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
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses heat-preservation foam and a preparation method thereof. The preparation method of the heat preservation foam comprises the following steps: adhering a heat-insulating layer on the second foam layer, and adhering a first foam layer on the heat-insulating layer; the side surfaces of the three layers are respectively connected with a third foam layer and a fourth foam layer; respectively sticking a protective layer outside the first, second, third and fourth foam layers; and a waterproof layer is arranged on each protective layer. According to the invention, no gap is formed between the heat-insulating layer of the outer layer foam body and the heat-insulating layer of the inner layer foam body, so that the structure stability is good and the foam structure is not easy to damage; the preparation process of the heat-preservation foam provided by the invention is simple, materials of all layers are of flat structures, and the connection between the layers can be realized only by bonding the layers.

Description

Heat-preservation foam and preparation method thereof
Technical Field
the invention relates to a heat insulation material, in particular to heat insulation foam and a preparation method thereof.
Background
In cold regions, it is often necessary to cover the surface of the equipment with a layer of insulating material to prevent freezing. At present, a layer of heat-insulating layer is covered on the surface of foam, but the heat-insulating material has poor stability and is easy to damage.
Therefore, Chinese patent 201620708798.X discloses a thermal insulation material structure, a foam main body made of melamine, the foam main body is wrapped in a waterproof film, the foam main body comprises an outer foam body and an inner foam body, the outer foam body is bonded with the edge part of the inner foam body through an adhesive layer, the opposite surfaces of the outer foam body and the inner foam body are both provided with groove parts, the outer foam body and the groove parts of the inner foam body are combined into a sealed cavity, and the inner foam body and the outer foam body are both provided with thermal insulation layers. And a gap is formed between the heat-insulating layer of the outer foam body and the heat-insulating layer of the inner foam body.
The above patents still suffer from at least the following drawbacks: 1) there is the gap between the heat preservation of the cotton body of outer layer bubble and the heat preservation of the cotton body of inlayer bubble, still can influence the stability of whole insulation material structure, especially when meetting the extrusion, damages more easily. 2) The preparation process is complex, and especially, groove structures need to be processed on the outer layer foam body and the inner layer foam body.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention discloses heat-preservation foam and a preparation method thereof.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the embodiment of the invention discloses heat-preservation foam which comprises a first foam layer, a second foam layer and a heat-preservation layer clamped between the first foam layer and the second foam layer, wherein the first foam layer, the heat-preservation layer and the second foam layer are bonded through adhesive layers, and waterproof layers cover the outer surfaces of the first foam layer and the second foam layer.
As one preferable scheme of the present invention, the side surfaces of the first foam layer, the heat insulation layer and the second foam layer are further respectively bonded with a third foam layer and a fourth foam layer through adhesive layers.
As one preferable scheme of the present invention, protective layers are respectively disposed above the first foam layer, below the second foam layer, and outside the third foam layer and the fourth foam layer, and the waterproof layer is disposed on the protective layers.
As one preferable scheme of the present invention, the waterproof layer is coated on the protective layer by spraying/blade coating the waterproof hot melt adhesive.
In a preferred embodiment of the present invention, the protective layer is a fabric layer.
In a preferred embodiment of the present invention, the heat insulation layer includes a honeycomb-shaped resin foam layer and a fiber mesh cloth covering the surface of the resin foam layer.
The embodiment of the invention also discloses a preparation method of the heat preservation foam, which comprises the following steps:
1) Providing a first foam layer, a second foam layer and a heat-insulating layer, adhering the heat-insulating layer on the second foam layer through viscose, and adhering the first foam layer on the heat-insulating layer through viscose;
2) The side surfaces of the first foam layer, the heat insulation layer and the second foam layer are respectively connected with the third foam layer and the fourth foam layer through viscose glue;
3) A protective layer is respectively stuck on the upper side of the first foam layer, the lower side of the second foam layer, the outer sides of the third foam layer and the fourth foam layer through viscose glue;
4) And a waterproof layer is arranged on each protective layer.
in a preferred embodiment of the present invention, the protective layer is a fabric layer.
as one of the preferable schemes of the present invention, the step 4) is specifically: and coating hot melt adhesive on the surface of each protective layer in a spraying/blade coating manner so as to form the waterproof layer.
In a preferred embodiment of the present invention, the heat insulation layer includes a honeycomb-shaped resin foam layer and a fiber mesh cloth covering the surface of the resin foam layer.
compared with the prior art, the invention has at least the following advantages:
1) The heat-insulating foam provided by the invention has the advantages that the heat-insulating layer is arranged inside the foam, so that the foam plays a role in protection through the outer layer material, and the service life is longer.
2) according to the heat-preservation foam provided by the invention, no gap is formed between the heat-preservation layer of the outer-layer foam body and the heat-preservation layer of the inner-layer foam body, so that the structure stability is good, and the foam is not easy to damage.
3) The preparation process of the heat-preservation foam provided by the invention is simple, materials of all layers are of flat structures, and the connection between the layers can be realized only by bonding the layers.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below.
Fig. 1 is a schematic structural diagram of a heat preservation foam disclosed in the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments and the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.
Referring to fig. 1, the embodiment of the invention discloses a heat preservation foam, which comprises a first foam layer 1, a second foam layer 2 and a heat preservation layer 3 sandwiched between the first foam layer 1 and the second foam layer 2, wherein the first foam layer 1, the heat preservation layer 3 and the second foam layer 2 are bonded through adhesive layers, and a waterproof layer 7 covers the outer surfaces of the first foam layer 1 and the second foam layer 2.
As one preferable embodiment of the present invention, the side surfaces of the first foam layer 1, the insulating layer 3 and the second foam layer 2 are further bonded with a third foam layer 4 and a fourth foam layer 5 through adhesive layers, respectively.
In a preferred embodiment of the present invention, a protective layer 6 is disposed above the first foam layer 1, below the second foam layer 2, and outside the third foam layer 4 and the fourth foam layer 5, respectively, and a waterproof layer 7 is disposed on the protective layer 6.
As one of the preferable embodiments of the present invention, the waterproof layer 7 is coated on the protective layer 6 by spraying/blade coating the waterproof hot melt adhesive.
as one preferable embodiment of the present invention, a raw fabric layer is used as the protective layer 6.
In a preferred embodiment of the present invention, the heat insulating layer 3 includes a honeycomb-shaped resin foam layer and a fiber mesh cloth covering the surface of the resin foam layer.
the embodiment of the invention also discloses a preparation method of the heat preservation foam, which comprises the following steps:
1) Providing a first foam layer 1, a second foam layer 2 and a heat-insulating layer 3, adhering the heat-insulating layer 3 on the second foam layer 2 through viscose, and adhering the first foam layer 1 on the heat-insulating layer 3 through viscose;
2) The side surfaces of the first foam layer 1, the heat-insulating layer 3 and the second foam layer 2 are respectively connected with a third foam layer 4 and a fourth foam layer 5 through viscose glue;
3) A protective layer 6 is respectively stuck on the upper side of the first foam layer 1, the lower side of the second foam layer 2, the outer sides of the third foam layer 4 and the fourth foam layer 5 through viscose glue;
4) a waterproof layer 7 is provided on each protective layer 6.
as one preferable embodiment of the present invention, a raw fabric layer is used as the protective layer 6.
As one of the preferable schemes of the present invention, the step 4) is specifically: hot melt adhesive is coated on the surface of each protective layer 6 by means of spraying/blade coating, so as to form a waterproof layer 7.
in a preferred embodiment of the present invention, the heat insulating layer 3 includes a honeycomb-shaped resin foam layer and a fiber mesh cloth covering the surface of the resin foam layer.
various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The heat preservation foam is characterized in that: including first bubble cotton layer, the cotton layer of second bubble, press from both sides and locate heat preservation between first bubble cotton layer and the cotton layer of second bubble, bond through the viscose layer between first bubble cotton layer, heat preservation and the cotton layer of second bubble, the surface covering on the cotton layer of first bubble and the cotton layer of second bubble has the waterproof layer.
2. The insulating foam of claim 1, wherein: the side surfaces of the first foam cotton layer, the heat insulation layer and the second foam cotton layer are respectively bonded with a third foam cotton layer and a fourth foam cotton layer through adhesive layers.
3. the insulating foam of claim 2, wherein: protective layers are respectively arranged above the first foam layer, below the second foam layer, on the outer sides of the third foam layer and the fourth foam layer, and the waterproof layer is arranged on the protective layers.
4. The insulating foam according to claim 3, wherein: and the waterproof layer is coated on the protective layer in a spraying/blade coating mode.
5. The insulating foam according to claim 3, wherein: the protective layer adopts a base fabric layer.
6. The insulating foam of claim 1, wherein: the heat-insulating layer comprises a honeycomb-shaped resin foaming layer and fiber mesh cloth covering the surface of the resin foaming layer.
7. A preparation method of heat preservation foam is characterized by comprising the following steps: the method comprises the following steps:
1) Providing a first foam layer, a second foam layer and a heat-insulating layer, adhering the heat-insulating layer on the second foam layer through viscose, and adhering the first foam layer on the heat-insulating layer through viscose;
2) The side surfaces of the first foam layer, the heat insulation layer and the second foam layer are respectively connected with the third foam layer and the fourth foam layer through viscose glue;
3) A protective layer is respectively stuck on the upper side of the first foam layer, the lower side of the second foam layer, the outer sides of the third foam layer and the fourth foam layer through viscose glue;
4) and a waterproof layer is arranged on each protective layer.
8. The preparation method of the heat preservation foam as claimed in claim 7, characterized in that: the protective layer adopts a base fabric layer.
9. The preparation method of the heat preservation foam as claimed in claim 7, characterized in that: the step 4) is specifically as follows: and coating hot melt adhesive on the surface of each protective layer in a spraying/blade coating manner so as to form the waterproof layer.
10. The preparation method of the heat preservation foam as claimed in claim 7, characterized in that: the heat-insulating layer comprises a honeycomb-shaped resin foaming layer and fiber mesh cloth covering the surface of the resin foaming layer.
CN201910740454.5A 2019-08-12 2019-08-12 Heat-preservation foam and preparation method thereof Pending CN110539529A (en)

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CN110539529A true CN110539529A (en) 2019-12-06

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112233834A (en) * 2020-10-14 2021-01-15 苏州盛达飞智能科技股份有限公司 Preparation method of conductive foam

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CN2371426Y (en) * 1999-05-28 2000-03-29 周明刚 Heat insulation plate
CN2937735Y (en) * 2006-08-25 2007-08-22 韩玉昌 Fire-resistance thermal insulation board
CN201424717Y (en) * 2009-01-14 2010-03-17 羊玉龙 Composite heat-insulation plate
CN101949194A (en) * 2010-08-12 2011-01-19 郭晓宇 Building material and movable house
CN203066273U (en) * 2012-12-30 2013-07-17 河南世纪洪雨防水保温科技有限公司 Fireproof and heat retaining board for walls
CN203301942U (en) * 2013-06-20 2013-11-20 苏州艾达仕电子科技有限公司 Conductive foam with wave absorption function
CN104838195A (en) * 2012-12-07 2015-08-12 旭硝子株式会社 Heat-insulating material and manufacturing process therefor, and insulation method
CN204592715U (en) * 2015-05-10 2015-08-26 吴聪辉 A kind of vacuum heat-insulating plate
CN205579038U (en) * 2015-11-23 2016-09-14 黄国平 Reinforced thermal insulation board
CN205781712U (en) * 2016-07-06 2016-12-07 成都玉龙超聚新材料有限公司 Tripolycyanamide foam insulation material structure
CN207481373U (en) * 2017-11-03 2018-06-12 苏州海量电子材料有限公司 A kind of novel thermal resistance prolongs combustion foam
CN207892055U (en) * 2017-12-07 2018-09-21 李顺田 A kind of AB composite insulation boards
CN208664551U (en) * 2018-08-03 2019-03-29 深圳市汇多宝实业有限公司 A kind of waterproof heat resistant type foam
CN109677081A (en) * 2018-12-17 2019-04-26 苏州腾茂电子科技有限公司 A kind of novel thermal resistance prolongs combustion foam and its preparation process
CN109777313A (en) * 2018-12-31 2019-05-21 苏州腾茂电子科技有限公司 A kind of barrier antidetonation foam tape based on PET modified composite material
CN209159090U (en) * 2018-12-14 2019-07-26 东莞市柏林电子有限公司 A kind of good airproof performance and novel foam structure that can be dust-proof
CN211344469U (en) * 2019-02-19 2020-08-25 刘金成 Novel heat insulation board

Patent Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2371426Y (en) * 1999-05-28 2000-03-29 周明刚 Heat insulation plate
CN2937735Y (en) * 2006-08-25 2007-08-22 韩玉昌 Fire-resistance thermal insulation board
CN201424717Y (en) * 2009-01-14 2010-03-17 羊玉龙 Composite heat-insulation plate
CN101949194A (en) * 2010-08-12 2011-01-19 郭晓宇 Building material and movable house
CN104838195A (en) * 2012-12-07 2015-08-12 旭硝子株式会社 Heat-insulating material and manufacturing process therefor, and insulation method
CN203066273U (en) * 2012-12-30 2013-07-17 河南世纪洪雨防水保温科技有限公司 Fireproof and heat retaining board for walls
CN203301942U (en) * 2013-06-20 2013-11-20 苏州艾达仕电子科技有限公司 Conductive foam with wave absorption function
CN204592715U (en) * 2015-05-10 2015-08-26 吴聪辉 A kind of vacuum heat-insulating plate
CN205579038U (en) * 2015-11-23 2016-09-14 黄国平 Reinforced thermal insulation board
CN205781712U (en) * 2016-07-06 2016-12-07 成都玉龙超聚新材料有限公司 Tripolycyanamide foam insulation material structure
CN207481373U (en) * 2017-11-03 2018-06-12 苏州海量电子材料有限公司 A kind of novel thermal resistance prolongs combustion foam
CN207892055U (en) * 2017-12-07 2018-09-21 李顺田 A kind of AB composite insulation boards
CN208664551U (en) * 2018-08-03 2019-03-29 深圳市汇多宝实业有限公司 A kind of waterproof heat resistant type foam
CN209159090U (en) * 2018-12-14 2019-07-26 东莞市柏林电子有限公司 A kind of good airproof performance and novel foam structure that can be dust-proof
CN109677081A (en) * 2018-12-17 2019-04-26 苏州腾茂电子科技有限公司 A kind of novel thermal resistance prolongs combustion foam and its preparation process
CN109777313A (en) * 2018-12-31 2019-05-21 苏州腾茂电子科技有限公司 A kind of barrier antidetonation foam tape based on PET modified composite material
CN211344469U (en) * 2019-02-19 2020-08-25 刘金成 Novel heat insulation board

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112233834A (en) * 2020-10-14 2021-01-15 苏州盛达飞智能科技股份有限公司 Preparation method of conductive foam
CN112233834B (en) * 2020-10-14 2022-07-12 苏州贝克诺斯电子科技股份有限公司 Preparation method of conductive foam

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Application publication date: 20191206