CN106366540A - Heat-sealable insulating material as well as preparation method and application thereof - Google Patents
Heat-sealable insulating material as well as preparation method and application thereof Download PDFInfo
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- CN106366540A CN106366540A CN201610752907.2A CN201610752907A CN106366540A CN 106366540 A CN106366540 A CN 106366540A CN 201610752907 A CN201610752907 A CN 201610752907A CN 106366540 A CN106366540 A CN 106366540A
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- area
- insulant
- heat sealable
- acrylic resin
- polypropylene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L51/06—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to homopolymers or copolymers of aliphatic hydrocarbons containing only one carbon-to-carbon double bond
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
Abstract
The invention belongs to the technical field of novel materials, and in particular relates to a heat-sealable insulating material as well as a preparation method and application thereof. The heat-sealable insulating material contains the following components in parts by weight: 40-80 parts of polypropylene resin, 60-120 parts of modified polypropylene, 20-40 parts of thermoplastic acrylic resin and 0.5-1.5 parts of an antioxidant. The heat-sealable insulating material prepared by using the preparation method provided by the invention can be laminated with metal in a heat-sealing manner, and the surface of the metal or a film does not need to be coated by an adhesive in advance, thus being energy-saving and environment-friendly.
Description
Technical field
The invention belongs to new material technology field and in particular to a kind of heat sealable insulant and preparation method thereof and should
With.
Background technology
In sheet metal surface recombination insulation film, traditional way is in metal surface or film surface gluing, Ran Houzai
It is combined.A kind of aluminum plastic film of making as disclosed in zl201310284266, in order to realize being bondd with aluminium foil, is needed in aluminium foil
Surface spraying coating, and this coating is the adhesive containing solvent.Due to containing a small amount of organic solvent in adhesive, can dissipate
Send out penetrating odor, infringement workman's is healthy, and increases production procedure, increased production difficulty, improves processing
Cost.
Content of the invention
Invention broadly provides a kind of heat sealable insulant and its preparation method and application, the insulation heat-sealing of preparation
Material can be combined with metal heat pressing it is not necessary to shift to an earlier date gluing, energy-conserving and environment-protective on metal surface or thin film.Its technical scheme
As follows: a kind of heat sealable insulant, it includes following parts by weight of component:
Preferably, described acrylic resin be HOPP resin, random polypropylene resin, syndiotactic polypropylene, ethylene-
One or more of propylene copolymer, polypropylene.
Preferably, the melt index of described acrylic resin is 2～10g/10min.
Preferably, the polypropylene that described modified polypropene is grafted for maleic anhydride, the polypropylene of described maleic anhydride grafting
HOPP for maleic anhydride grafting or the random polypropylene of maleic anhydride grafting.
Preferably, the polyacrylic preparation method of described maleic anhydride grafting is: take 100 parts HOPP resin or
Random polypropylene resin, the maleic anhydride monomer of 5 parts of interpolation, 0.3 part of cumyl peroxide, 0.4 part of four [β-(3,5- bis-
Tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol ester, it is obtained after twin screw melt pelletization.
Preferably, the polyacrylic melt index of described maleic anhydride grafting is 3～8g/10min.
Preferably, thermoplastic acrylic resin is the derivant of acrylic resin or acrylic resin, wherein said propylene
Acid resin is acrylic copolymer, ethylene and acrylic acid copolymer, copolymer from ethylene and methacrylic acid, ethylene and acrylic acid first
Ester copolymer, the derivant of described acrylic resin refers to the ionic polymerization based on copolymer from ethylene and methacrylic acid
Thing；The melt index of described thermoplastic acrylic resin is 2～10g/10min.
Preferably, described antioxidant be four [β-(3,5- di-tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol esters and/or
Three [2.4- di-tert-butyl-phenyl] phosphite ester.
A kind of preparation method of heat sealable insulant, comprises the following steps:
(1) acrylic resin of precise formula ratio, modified polypropene, thermoplastic acrylic resin and antioxidant, plus
Enter in high-speed mixer, 200 ± 50 revs/min of high-speed mixer rotating speed, stirs 0.5-1.5 minute；
(2) transfer the material in the double screw extruder that draw ratio is 36, carry out plasticating pelletize, twin screw each area temperature
It is set to 160 DEG C of 1st area, 165 DEG C of 2nd area, 170 DEG C of 3rd area, 175 DEG C of 4th area, 180 DEG C of 5th area, 180 DEG C of 6th area, 180 DEG C of 7th area, 8 areas 180
185 DEG C of DEG C, mouthful mould；
(3) through water-cooled pelletize, it is cut into the granule of 2～3mm, then 25-35 minute is dried at 75-85 DEG C, that is, obtaining can
The insulant of heat-sealing.
Heat sealable insulant can be incorporated as insulating barrier again in metal surface and use.
Using above-mentioned heat sealable insulant and its preparation method and application, the invention has the advantages that
(1) the heat sealable insulant of present invention preparation can be combined with metal heat pressing it is not necessary to shift to an earlier date in metal watch
Gluing on face or thin film, decreasing production process it is often more important that not needing solvent, not discharging irritating abnormal smells from the patient, be one
Plant health, the insulant of environmental protection；
(2) the heat sealable insulant in the present invention, processing method is simple, can have and be easy to cut out with metal composite
The features such as cut and bend, the thin film that described insulant can be machined to through curtain coating after pelletize is used alone, or
Using it is also possible to direct and metal injection molded use after thin film is compound with sheet metal hot pressing, the tack coat of aluminum plastic film can also be done, with
And the purposes for PUR, can be also used for lug insulating element of lithium battery etc., occupation mode is various.
Specific embodiment
Embodiment 1
1. the formula of heat sealable insulant
Table 1 formula
Wherein, the preparation method of the homo-polypropylene of described maleic anhydride grafting is: take 100 parts of HOPP resin,
The maleic anhydride monomer of 5 parts of interpolation, 0.3 part of cumyl peroxide, 0.4 part of four [β-(3,5- di-t-butyl -4- hydroxy benzeness
Base) propanoic acid] pentaerythritol ester, it is obtained after twin screw melt pelletization.
2. preparation method
(1) acrylic resin of precise formula ratio, modified polypropene, thermoplastic acrylic resin and antioxidant, plus
Enter in high-speed mixer, 200 revs/min of high-speed mixer rotating speed, stirs 1 minute；
(2) transfer the material in the double screw extruder that draw ratio is 36, carry out plasticating pelletize, twin screw each area temperature
It is set to 160 DEG C of 1st area, 165 DEG C of 2nd area, 170 DEG C of 3rd area, 175 DEG C of 4th area, 180 DEG C of 5th area, 180 DEG C of 6th area, 180 DEG C of 7th area, 8 areas 180
185 DEG C of DEG C, mouthful mould；
(3) through water-cooled pelletize, it is cut into the granule of 2～3mm, then is dried 30 minutes at 80 DEG C, that is, obtain heat sealable
Insulant.
Embodiment 2
1. the formula of heat sealable insulant
Table 2 formula
Wherein, the preparation method of the random polypropylene of described maleic anhydride grafting is: takes 100 parts of random polypropylene tree
Fat, the maleic anhydride monomer of 5 parts of interpolation, 0.3 part of cumyl peroxide, 0.4 part of four [β-(3,5- di-t-butyl -4- hydroxyls
Phenyl) propanoic acid] pentaerythritol ester, it is obtained after twin screw melt pelletization.
2. preparation method
(1) acrylic resin of precise formula ratio, modified polypropene, thermoplastic acrylic resin and antioxidant, plus
Enter in high-speed mixer, 250 revs/min of high-speed mixer rotating speed, stirs 0.5 minute；
(2) transfer the material in the double screw extruder that draw ratio is 36, carry out plasticating pelletize, twin screw each area temperature
It is set to 160 DEG C of 1st area, 165 DEG C of 2nd area, 170 DEG C of 3rd area, 175 DEG C of 4th area, 180 DEG C of 5th area, 180 DEG C of 6th area, 180 DEG C of 7th area, 8 areas 180
185 DEG C of DEG C, mouthful mould；
(3) through water-cooled pelletize, it is cut into the granule of 2～3mm, then is dried 25 minutes at 85 DEG C, that is, obtain heat sealable
Insulant.
Embodiment 3
1. the formula of heat sealable insulant
Table 3 formula
Wherein, the preparation method of the HOPP of described maleic anhydride grafting is: takes 100 parts of HOPP tree
Fat, the maleic anhydride monomer of 5 parts of interpolation, 0.3 part of cumyl peroxide, 0.4 part of four [β-(3,5- di-t-butyl -4- hydroxyls
Phenyl) propanoic acid] pentaerythritol ester, it is obtained after twin screw melt pelletization.
2. preparation method
(1) acrylic resin of precise formula ratio, modified polypropene, thermoplastic acrylic resin and antioxidant, plus
Enter in high-speed mixer, 150 revs/min of high-speed mixer rotating speed, stirs 1.5 minutes；
(2) transfer the material in the double screw extruder that draw ratio is 36, carry out plasticating pelletize, twin screw each area temperature
It is set to 160 DEG C of 1st area, 165 DEG C of 2nd area, 170 DEG C of 3rd area, 175 DEG C of 4th area, 180 DEG C of 5th area, 180 DEG C of 6th area, 180 DEG C of 7th area, 8 areas 180
185 DEG C of DEG C, mouthful mould；
(3) through water-cooled pelletize, it is cut into the granule of 2～3mm, then is dried 35 minutes at 75 DEG C, that is, obtain heat sealable
Insulant.
Embodiment 4
1. the formula of heat sealable insulant
Table 4 formula
Wherein, the preparation method of the random polypropylene of described maleic anhydride grafting is: takes 100 parts of random polypropylene tree
Fat, the maleic anhydride monomer of 5 parts of interpolation, 0.3 part of cumyl peroxide, 0.4 part of four [β-(3,5- di-t-butyl -4- hydroxyls
Phenyl) propanoic acid] pentaerythritol ester, it is obtained after twin screw melt pelletization.
2. preparation method
(1) acrylic resin of precise formula ratio, modified polypropene, thermoplastic acrylic resin and antioxidant, plus
Enter in high-speed mixer, 200 revs/min of high-speed mixer rotating speed,
Stirring 1 minute；
(2) transfer the material in the double screw extruder that draw ratio is 36, carry out plasticating pelletize, twin screw each area temperature
It is set to 160 DEG C of 1st area, 165 DEG C of 2nd area, 170 DEG C of 3rd area, 175 DEG C of 4th area, 180 DEG C of 5th area, 180 DEG C of 6th area, 180 DEG C of 7th area, 8 areas 180
185 DEG C of DEG C, mouthful mould；
(3) through water-cooled pelletize, it is cut into the granule of 2～3mm, then is dried 30 minutes at 80 DEG C, that is, obtain heat sealable
Insulant.
Performance test
The heat sealable insulant of embodiment 1-4 preparation, cast film on casting machine, cast film thickness 80～
300 μm, compound in 150～200 DEG C of heating with metal, there is following performance after tested:
Table 5 the performance test results
The insulant of present invention preparation, after curtain coating, can be processed into the thin film of 0.02～0.3mm, for sealing
Metal, prevents metal to be corroded it is also possible to use as insulant, is also used as binding material and uses, can be used for aluminum
Plastic film purposes is it is also possible to as PUR purposes, can be also used for insulated enclosure of lithium battery pole ear etc..
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various
Corresponding change and deformation, and all these change and deformation all should belong to the protection domain of the claims in the present invention
Within.
Claims (10)
1. a kind of heat sealable insulant, it includes following parts by weight of component:
2. heat sealable insulant according to claim 1 it is characterised in that: described acrylic resin be homopolymerization poly- third
One or more of olefine resin, random polypropylene resin, syndiotactic polypropylene, ethylene-propylene copolymer polypropylene.
3. heat sealable insulant according to claim 1 it is characterised in that: the melt index of described acrylic resin
For 2～10g/10min.
4. heat sealable insulant according to claim 1 it is characterised in that: described modified polypropene be maleic anhydride
The polypropylene of grafting, the polypropylene of described maleic anhydride grafting is HOPP that maleic anhydride is grafted or maleic anhydride is grafted
Random polypropylene.
5. heat sealable insulant according to claim 4 it is characterised in that: the polypropylene of described maleic anhydride grafting
Preparation method be: take 100 parts of HOPP resin or random polypropylene resin, add 5 parts maleic anhydride monomer,
0.3 part of cumyl peroxide, 0.4 part four [β-(3,5- di-tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol ester, pass through
It is obtained after twin screw melt pelletization.
6. heat sealable insulant according to claim 4 it is characterised in that: the polypropylene of described maleic anhydride grafting
Melt index be 3～8g/10min.
7. heat sealable insulant according to claim 1 it is characterised in that: described thermoplastic acrylic resin be third
Olefin(e) acid resin or the derivant of acrylic resin, wherein said acrylic resin is that acrylic copolymer, ethylene and acrylic acid are common
Polymers, copolymer from ethylene and methacrylic acid, ethylene and methyl acrylate copolymer, the derivant of described acrylic resin refers to
Ionomer based on copolymer from ethylene and methacrylic acid, the melt index of described thermoplastic acrylic resin is 2
～10g/10min.
8. heat sealable insulant according to claim 1 it is characterised in that: described antioxidant be four [β-(3,5- bis-
Tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol ester and/or three [2.4- di-tert-butyl-phenyl] phosphite ester.
9. a kind of preparation method of insulant heat sealable as claimed in claim 1 it is characterised in that: include following walking
Rapid:
(1) acrylic resin of precise formula ratio, modified polypropene, thermoplastic acrylic resin and antioxidant, adds high
In fast mixer, 200 ± 50 revs/min of high-speed mixer rotating speed, stirs 0.5-1.5 minute；
(2) transfer the material in the double screw extruder that draw ratio is 36, carry out plasticating pelletize, twin screw each area temperature setting
For 160 DEG C of 1st area, 165 DEG C of 2nd area, 170 DEG C of 3rd area, 175 DEG C of 4th area, 180 DEG C of 5th area, 180 DEG C of 6th area, 180 DEG C of 7th area, 8th area 180 DEG C, mouthful
185 DEG C of mould；
(3) through water-cooled pelletize, it is cut into the granule of 2～3mm, then 25-35 minute is dried at 75-85 DEG C, that is, obtain heat sealable
Insulant.
10. the heat sealable insulant described in any one of claim 1-8 is incorporated as answering of insulating barrier again in metal surface
With.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610752907.2A CN106366540A (en) | 2016-08-29 | 2016-08-29 | Heat-sealable insulating material as well as preparation method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610752907.2A CN106366540A (en) | 2016-08-29 | 2016-08-29 | Heat-sealable insulating material as well as preparation method and application thereof |
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| CN106366540A true CN106366540A (en) | 2017-02-01 |
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| CN201610752907.2A Pending CN106366540A (en) | 2016-08-29 | 2016-08-29 | Heat-sealable insulating material as well as preparation method and application thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107502234A (en) * | 2017-08-10 | 2017-12-22 | 联泓(江苏)新材料研究院有限公司 | The encapsulant and its preparation technology of a kind of canister |
| CN110194879A (en) * | 2019-04-30 | 2019-09-03 | 广东安恒塑业有限公司 | A kind of MPP material of high intensity and preparation method thereof and cable protection pipe obtained |
| CN113024946A (en) * | 2021-03-08 | 2021-06-25 | 安徽联科水基材料科技有限公司 | High-heat-seal-strength PP (polypropylene) modified material for film blowing and preparation method thereof |
| WO2022083659A1 (en) * | 2020-10-20 | 2022-04-28 | 中国石油化工股份有限公司 | Propylene polymer-based composite film, preparation method therefor, and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101074305A (en) * | 2006-05-18 | 2007-11-21 | 中国石油天然气股份有限公司 | Adhesive polyolefin resin composition |
| CN101928425A (en) * | 2010-09-02 | 2010-12-29 | 苏州赛伍应用技术有限公司 | Resin composition and solar batter component containing the same |
| WO2015048343A1 (en) * | 2013-09-25 | 2015-04-02 | Bostik, Inc. | Hot melt adhesive with functionalized metallocene catalyzed polyolefins |
-
2016
- 2016-08-29 CN CN201610752907.2A patent/CN106366540A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101074305A (en) * | 2006-05-18 | 2007-11-21 | 中国石油天然气股份有限公司 | Adhesive polyolefin resin composition |
| CN101928425A (en) * | 2010-09-02 | 2010-12-29 | 苏州赛伍应用技术有限公司 | Resin composition and solar batter component containing the same |
| WO2015048343A1 (en) * | 2013-09-25 | 2015-04-02 | Bostik, Inc. | Hot melt adhesive with functionalized metallocene catalyzed polyolefins |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107502234A (en) * | 2017-08-10 | 2017-12-22 | 联泓(江苏)新材料研究院有限公司 | The encapsulant and its preparation technology of a kind of canister |
| CN110194879A (en) * | 2019-04-30 | 2019-09-03 | 广东安恒塑业有限公司 | A kind of MPP material of high intensity and preparation method thereof and cable protection pipe obtained |
| CN110194879B (en) * | 2019-04-30 | 2021-09-24 | 广东安恒塑业有限公司 | High-strength MPP material, preparation method thereof and prepared cable protection tube |
| WO2022083659A1 (en) * | 2020-10-20 | 2022-04-28 | 中国石油化工股份有限公司 | Propylene polymer-based composite film, preparation method therefor, and application thereof |
| CN113024946A (en) * | 2021-03-08 | 2021-06-25 | 安徽联科水基材料科技有限公司 | High-heat-seal-strength PP (polypropylene) modified material for film blowing and preparation method thereof |
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