CN108676517A - A kind of refrigerator water pipe head sealing element and its preparation process - Google Patents

A kind of refrigerator water pipe head sealing element and its preparation process Download PDF

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Publication number
CN108676517A
CN108676517A CN201810950403.0A CN201810950403A CN108676517A CN 108676517 A CN108676517 A CN 108676517A CN 201810950403 A CN201810950403 A CN 201810950403A CN 108676517 A CN108676517 A CN 108676517A
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CN
China
Prior art keywords
sealant
water pipe
sealing element
pipe head
lining paper
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
CN201810950403.0A
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Chinese (zh)
Inventor
宋健
钟家轩
韩爱林
陈森
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Changhong Meiling Co Ltd
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Changhong Meiling Co Ltd
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Application filed by Changhong Meiling Co Ltd filed Critical Changhong Meiling Co Ltd
Priority to CN201810950403.0A priority Critical patent/CN108676517A/en
Publication of CN108676517A publication Critical patent/CN108676517A/en
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/29—Laminated material
    • 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
    • C08J9/0014—Use of organic additives
    • C08J9/0019—Use of organic additives halogenated
    • 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
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • C08J9/0066—Use of inorganic compounding ingredients
    • 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds
    • C08J9/103—Azodicarbonamide
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
    • F16J15/104—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by structure
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2423/04—Homopolymers or copolymers of ethene
    • C08J2423/08—Copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02—Organic and inorganic ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K3/2279—Oxides; Hydroxides of metals of antimony
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/02—Halogenated hydrocarbons
    • C08K5/03—Halogenated hydrocarbons aromatic, e.g. C6H5-CH2-Cl
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00—Additional features of adhesives in the form of films or foils
    • C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
    • C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
    • C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00—Additional features of adhesives in the form of films or foils
    • C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
    • C09J2301/18—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet characterized by perforations in the adhesive tape
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00—Additional features of adhesives in the form of films or foils
    • C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
    • C09J2301/302—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive being pressure-sensitive, i.e. tacky at temperatures inferior to 30°C
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2400/00—Presence of inorganic and organic materials
    • C09J2400/20—Presence of organic materials
    • C09J2400/24—Presence of a foam
    • C09J2400/243—Presence of a foam in the substrate
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2400/00—Presence of inorganic and organic materials
    • C09J2400/20—Presence of organic materials
    • C09J2400/28—Presence of paper
    • C09J2400/283—Presence of paper in the substrate
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2423/00—Presence of polyolefin
    • C09J2423/04—Presence of homo or copolymers of ethene
    • C09J2423/046—Presence of homo or copolymers of ethene in the substrate

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Sealing Material Composition (AREA)

Abstract

The invention discloses a kind of refrigerator water pipe head sealing elements, are related to water pipe head technical field of sealing technology.The present invention includes lining paper layer and sealant, and the surface that sealant is in contact with lining paper layer is equipped with a pressure-sensitive adhesive layer, and another surface recombination of sealant has one layer of PE film；Sealant easily tears adhesion with lining paper layer；Sealant is equipped with one and the matched through-hole of water pipe, and through-hole sequentially passes through sealant and lining paper layer；The lining paper layer of through-hole corresponding position is equipped with a half cut part.The present invention is by the way that the setting of sealing element lining paper layer, sealant and half cut part to be an integral structure, and it is equipped with a through-hole, by the way that pre-buried half cut part is arranged in lining paper layer in sealing element, half cut part is identical as water pipe head base shape and carries out pre-glued, water pipe head is realized to supply with sealing element modular assembly, it is one easily to tear structure to be provided with lining paper layer on sealing element simultaneously, solves the problems, such as when conventional water hose joint sealing that scene is spliced and pastes leak preventing effect difference and lead to that babinet is scrapped and efficiency is low.

Description

A kind of refrigerator water pipe head sealing element and its preparation process
Technical field
The invention belongs to water pipe head technical field of sealing technology, more particularly to a kind of refrigerator water pipe head sealing element and one The preparation process of kind refrigerator water pipe head sealing element.
Background technology
In the function (fresh-keeping, intelligent, air-cooled etc.) that high-end refrigerator production has not only been embodied in, appearance carrys out customer experience Say to be also particularly important.Industry is manufactured in refrigerator, foaming leakage is always to perplex the problem of industry, and market is leaked because of foaming Liquid cleaning be not thorough and scale removal process in bring box shell cut, scrape, seriously affect the exterior quality of high-end refrigerator.To understand The certainly above problem, each refrigerator manufacturing enterprise are a large amount of from structure design, plugging material optimization and professional cleaning equipment etc. input Human and material resources and financial resources cost.However, not solving the problems, such as foaming leakage from source.
Wherein, water pipe head sealing performance is particularly evident, and foaming leakage is caused to block water pipe since water pipe is poorly sealed Connector can directly result in babinet complete machine and scrap.Conventional water hose joint sealing is mostly spliced with polypropylene tape, PU viscose sponges scene It pastes based on leakproof, live leakproof bubble effect is poor and efficiency is low.
Invention content
The purpose of the present invention is to provide a kind of refrigerator water pipe head sealing element and its preparation processes, by serving as a contrast sealing element Paper layer, sealant and half cut part setting are an integral structure, and are equipped with a through-hole, pre-buried by the way that sealing element to be arranged in lining paper layer Half cut part, half cut part is identical as water pipe head base shape and carries out pre-glued, realizes water pipe head and sealing element modularization Component vendor, while being provided with lining paper layer on sealing element and easily tearing structure for one, solve conventional water hose joint sealing mostly with poly- Propylene adhesive tape, the splicing of PU viscose sponges scene paste leak preventing effect difference and lead to the problem that babinet is scrapped and efficiency is low.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions：
The present invention is a kind of refrigerator water pipe head sealing element, including lining paper layer and sealant, the sealant and lining paper layer The surface being in contact is equipped with a pressure-sensitive adhesive layer, and another surface recombination of the sealant has one layer of PE film；The sealant Adhesion is easily torn with lining paper layer；
The sealant is equipped with one and the matched through-hole of water pipe, and the through-hole sequentially passes through sealant and lining paper layer；
The lining paper layer of the through-hole corresponding position is equipped with a half cut part.
Further, the thickness of the PE films is 1-3 μm.
Further, the sealing layer material is a PE viscose sponges layer, rubber and plastic viscose sponge layer and kraft paper gummed tape layer In one kind；The thickness of the sealant is 0.1-3mm.
Further, the pressure-sensitive adhesive layer is using hot melt adhesive system, oiliness acrylic glue system, rubber-type glue system, aqueous Asia gram Any of which in power glue system and silica gel system.
Further, the shape of the half cut part matches with water pipe head.
Further, first the lining paper of half cut part is torn when use and is attached on water pipe, outbound is packed, when being used to customers' place Then all lining paper layers are torn to be attached on inner container of icebox.
Further, the sealant in terms of composition by weight including following component：60-70 parts of polyethylene, ethyl vinyl acetate second 4-6 parts of alkene copolymer, 1-3 parts of calcium powder, 0.7-0.9 parts of crosslinking agent, 0.4-0.7 parts of zinc oxide, 9-12 parts of foaming agent, decabrominated dipheny 8-11 parts of ethane, 3-5 parts of antimony oxide, 0.2-0.4 parts of color masterbatch.
Further, the crosslinking agent selects cumyl peroxide.
Further, the foaming agent selects azodicarbonamide.
A kind of preparation process of refrigerator water pipe head sealing element, includes the following steps：
Step 1：It is high after being weighed each component raw material by formulation ratio and be put into mixing arrangement and be fully stirred at a high speed Sealing layer coiled material is prepared after foam；
Step 2：Sealing layer coiled material is placed on glue spreader gluing on a surface, and compound PE films；
Step 3：In sealing layer coiled material another side coating pressure sensitive adhesive and attached lining paper formation lining paper layer；
Step 4：Layer coiled material being sealed after gluing overlay film by cutting machine and cutting into sheet material, then sheet material is prepared by cutting die Provide the sealing element of through-hole and half cut part.
The invention has the advantages that：
The present invention is equipped with a through-hole by the way that the setting of sealing element lining paper layer, sealant and half cut part to be an integral structure, By the way that pre-buried half cut part is arranged in lining paper layer in sealing element, half cut part is identical as water pipe head base shape and carries out pre-glued, It realizes water pipe head to supply with sealing element modular assembly, while being provided with lining paper layer on sealing element and easily tearing structure for one, It solves conventional water hose joint sealing and mostly pastes leak preventing effect difference with polypropylene tape, the splicing of PU viscose sponges scene and lead to babinet It scraps and problem that efficiency is low.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached Figure.
Fig. 1 is sealing element overlooking structure diagram of the present invention；
Fig. 2 is sealing element present invention looks up structural representation of the present invention；
Specific implementation mode
Embodiment 1
A kind of refrigerator water pipe head sealing element, including lining paper layer 2 and sealant 1, sealant 1 are in contact with lining paper layer 2 One surface is equipped with a pressure-sensitive adhesive layer, and another surface recombination of sealant 1 has one layer of PE film；Sealant 1 easily tears viscous with lining paper layer 2 Even；
Sealant 1 is equipped with one and the matched through-hole 3 of water pipe, and through-hole 3 sequentially passes through sealant 1 and lining paper layer 2；
The lining paper layer 2 of 3 corresponding position of through-hole is equipped with a half cut part 4.
Preferably, the thickness of PE films is 1-3 μm.
Preferably, 1 material of sealant is one in a PE viscose sponges layer, rubber and plastic viscose sponge layer and kraft paper gummed tape layer Kind；The thickness of sealant 1 is 0.1-3mm.
Preferably, pressure-sensitive adhesive layer is using hot melt adhesive system, oiliness acrylic glue system, rubber-type glue system, aqueous acrylic glue system And any of which in silica gel system.
Preferably, the shape of half cut part 4 matches with water pipe head.
Preferably, first the lining paper of half cut part 4 is torn when use and is attached on water pipe, outbound is packed, when being used to customers' place Then all lining paper layers 2 are torn to be attached on inner container of icebox.
Embodiment 2
A kind of sealant 1 of refrigerator water pipe head sealing element is in terms of composition by weight including following component：70 parts of polyethylene, second 6 parts of alkene-acetate ethylene copolymer, 3 parts of calcium powder, 0.9 part of crosslinking agent, 0.7 part of zinc oxide, 12 parts of foaming agent, decabromodiphenylethane 11 parts, 5 parts of antimony oxide, 0.4 part of color masterbatch.
Embodiment 3
A kind of sealant 1 of refrigerator water pipe head sealing element is in terms of composition by weight including following component：65 parts of polyethylene, second 5 parts of alkene-acetate ethylene copolymer, 2 parts of calcium powder, 0.8 part of crosslinking agent, 0.5 part of zinc oxide, 11 parts of foaming agent, decabromodiphenylethane 9 Part, 4 parts of antimony oxide, 0.3 part of color masterbatch.
Embodiment 4
A kind of sealant 1 of refrigerator water pipe head sealing element is in terms of composition by weight including following component：61 parts of polyethylene, second 4.5 parts of alkene-acetate ethylene copolymer, 1.5 parts of calcium powder, 0.75 part of crosslinking agent, 0.6 part of zinc oxide, 9 parts of foaming agent, decabrominated dipheny 8 parts of ethane, 3.5 parts of antimony oxide, 0.25 part of color masterbatch.
Embodiment 5
A kind of preparation process of refrigerator water pipe head sealing element, includes the following steps：
Step 1：It is high after being weighed each component raw material by formulation ratio and be put into mixing arrangement and be fully stirred at a high speed 1 coiled material of sealant is prepared after foam；
Step 2：1 coiled material of sealant is placed on glue spreader gluing on a surface, and compound PE films；
Step 3：Pressure sensitive adhesive is coated in 1 coiled material another side of sealant and attached lining paper forms lining paper layer 2；
Step 4：1 coiled material of sealant after gluing overlay film is cut into sheet material by cutting machine, then sheet material passes through cutting die system The standby sealing element for providing through-hole 3 and half cut part 4.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the present invention In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example. Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification, It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably explain the present invention Principle and practical application, to enable skilled artisan to be best understood by and utilize the present invention.The present invention is only It is limited by claims and its full scope and equivalent.

Claims (9)

1. a kind of refrigerator water pipe head sealing element, including lining paper layer (2) and sealant (1), it is characterised in that：The sealant (1) surface being in contact with lining paper layer (2) is equipped with a pressure-sensitive adhesive layer, and another surface recombination of the sealant (1) has one layer PE films；
The sealant (1) be equipped with one with the matched through-hole of water pipe (3), the through-hole (3) sequentially pass through sealant (1) and Lining paper layer (2)；
The lining paper layer (2) of through-hole (3) corresponding position is equipped with a half cut part (4).
2. a kind of refrigerator water pipe head sealing element according to claim 1, which is characterized in that the thickness of the PE films is 1-3μm。
3. a kind of refrigerator water pipe head sealing element according to claim 1, which is characterized in that sealant (1) material For one kind in a PE viscose sponges layer, rubber and plastic viscose sponge layer and kraft paper gummed tape layer；The thickness of the sealant (1) is 0.1-3mm。
4. a kind of refrigerator water pipe head sealing element according to claim 1, which is characterized in that the pressure-sensitive adhesive layer is using warm Any of which in melten gel system, oiliness acrylic glue system, rubber-type glue system, aqueous acrylic glue system and silica gel system.
5. a kind of refrigerator water pipe head sealing element according to claim 1, which is characterized in that the shape of the half cut part (4) Shape matches with water pipe head.
6. a kind of refrigerator water pipe head sealing element according to claim 1, which is characterized in that the sealant (1) is with weight It includes following component to measure component meter：60-70 parts of polyethylene, 4-6 parts of ethylene-vinyl acetate copolymer, 1-3 parts of calcium powder, crosslinking agent 0.7-0.9 parts, 0.4-0.7 parts of zinc oxide, 9-12 parts of foaming agent, 8-11 parts of decabromodiphenylethane, 3-5 parts of antimony oxide, color It is 0.2-0.4 parts female.
7. a kind of refrigerator water pipe head sealing element according to claim 6, which is characterized in that the crosslinking agent selects peroxide Change diisopropylbenzene (DIPB).
8. a kind of refrigerator water pipe head sealing element according to claim 6, which is characterized in that the foaming agent selects azo Diformamide.
9. a kind of preparation process of refrigerator water pipe head sealing element, which is characterized in that include the following steps：
Step 1：By formulation ratio weigh each component raw material and be put into mixing arrangement fully be stirred at a high speed after, high pressure Sealant (1) coiled material is prepared after bubble；
Step 2：Sealant (1) coiled material is placed on glue spreader gluing on a surface, and compound PE films；
Step 3：Pressure sensitive adhesive is coated in sealant (1) coiled material another side and attached lining paper forms lining paper layer (2)；
Step 4：Sealant (1) coiled material after gluing overlay film is cut into sheet material by cutting machine, then sheet material is prepared by cutting die Provide the sealing element of through-hole (3) and half cut part (4).
CN201810950403.0A 2018-08-20 2018-08-20 A kind of refrigerator water pipe head sealing element and its preparation process Pending CN108676517A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110067858A (en) * 2019-05-22 2019-07-30 长虹美菱股份有限公司 A kind of difunctional refrigerator-freezer bracket leakproof bubble sealing element and its preparation process
CN111320939A (en) * 2020-03-31 2020-06-23 长虹美菱股份有限公司 Air duct opening sealing adhesive sponge with novel structure and preparation process thereof

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CN1032943A (en) * 1988-06-30 1989-05-17 哈尔滨市泡沫塑料制品厂 A kind of polyethylene foams
JPH07279268A (en) * 1994-04-08 1995-10-24 Tamatetsuku:Kk Airtight member
EP2375521A1 (en) * 2010-04-08 2011-10-12 Elko AS Tightening arrangement sheet for vapour barrier
US20130075974A1 (en) * 2010-05-26 2013-03-28 Nitto Denko Corporation Sealing method and seal member
WO2014065598A1 (en) * 2012-10-26 2014-05-01 Wi Seman Seal for container provided with holes for inserting straw and method for manufacturing same
CN106349539A (en) * 2016-08-29 2017-01-25 湖北祥源新材科技股份有限公司 Blister sheets of flame-retardant and heat insulation and preparing method thereof
WO2018220555A1 (en) * 2017-06-02 2018-12-06 3M Innovative Properties Company Adhesive seal
CN208791543U (en) * 2018-08-20 2019-04-26 长虹美菱股份有限公司 A kind of refrigerator water pipe head sealing element

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1032943A (en) * 1988-06-30 1989-05-17 哈尔滨市泡沫塑料制品厂 A kind of polyethylene foams
JPH07279268A (en) * 1994-04-08 1995-10-24 Tamatetsuku:Kk Airtight member
EP2375521A1 (en) * 2010-04-08 2011-10-12 Elko AS Tightening arrangement sheet for vapour barrier
US20130075974A1 (en) * 2010-05-26 2013-03-28 Nitto Denko Corporation Sealing method and seal member
WO2014065598A1 (en) * 2012-10-26 2014-05-01 Wi Seman Seal for container provided with holes for inserting straw and method for manufacturing same
CN106349539A (en) * 2016-08-29 2017-01-25 湖北祥源新材科技股份有限公司 Blister sheets of flame-retardant and heat insulation and preparing method thereof
WO2018220555A1 (en) * 2017-06-02 2018-12-06 3M Innovative Properties Company Adhesive seal
CN208791543U (en) * 2018-08-20 2019-04-26 长虹美菱股份有限公司 A kind of refrigerator water pipe head sealing element

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110067858A (en) * 2019-05-22 2019-07-30 长虹美菱股份有限公司 A kind of difunctional refrigerator-freezer bracket leakproof bubble sealing element and its preparation process
CN110067858B (en) * 2019-05-22 2024-01-30 长虹美菱股份有限公司 Double-functional refrigerator bracket anti-bubble sealing piece and preparation technology thereof
CN111320939A (en) * 2020-03-31 2020-06-23 长虹美菱股份有限公司 Air duct opening sealing adhesive sponge with novel structure and preparation process thereof

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