CN105968791A - Antistatic TPU (thermoplastic polyurethane) film, and preparation method and application thereof - Google Patents
Antistatic TPU (thermoplastic polyurethane) film, and preparation method and application thereof Download PDFInfo
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- CN105968791A CN105968791A CN201610343967.9A CN201610343967A CN105968791A CN 105968791 A CN105968791 A CN 105968791A CN 201610343967 A CN201610343967 A CN 201610343967A CN 105968791 A CN105968791 A CN 105968791A
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- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
- C08L75/06—Polyurethanes from polyesters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
- C08L75/08—Polyurethanes from polyethers
-
- 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
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/06—Polyurethanes from polyesters
-
- 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
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/08—Polyurethanes from polyethers
-
- 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
- C08J2463/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
-
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Abstract
The invention provides an antistatic TPU (thermoplastic polyurethane) film, and a preparation method and application thereof. The antistatic TPU film is prepared from the following components in parts by weight: 70-90 parts of TPU particle, 20-40 parts of epoxy resin, 30-40 parts of conductive carbon fiber and 5-10 parts of antioxidant. Under the synergistic actions among the components, the surface resistivity of the TPU film is 8*10<5>-5*10<6> ohm, and the antistatic property is favorable; and besides, the preparation method is simple, and has favorable application prospects.
Description
Technical field
The invention belongs to polymeric material field, relate to a kind of antistatic TPU film and preparation method thereof and answer
With.
Background technology
Electrostatic charge can occur, typically on electrical insulator or the goods insulated by this insulator or the person
This is disadvantageous, prejudicial or adventurous.Therefore, the research currently for anti-static material becomes
For focus.
CN101410444A discloses a kind of antistatic polyurethane, and it contains the antistatic containing ionic liquid
Additive.This invention strengthens the antistatic property of polyurethane by the additive containing ionic liquid so that poly-
Urethane has relatively low surface resistivity, but the preparation of antistatic polyurethane needs by changing in the invention
Learning reaction to be modified material, method is more complicated.
CN10383451A discloses a kind of obstruct antistatic TPU composite material film and preparation method thereof,
First by multi-walled carbon nano-tubes (MWNTs) amination and by organically-modified, so for montmorillonite (MMT)
After by amination MWNTs, organically-modified MMT (OMMT) and TPU composite membrane-forming on film applicator.
Through composite material film prepared by the inventive method, what OMMT major part can be parallel is dispersed in TPU base
In body, amination MWNTs is wrapped on OMMT, formed nanoscale interlocking structure, therefore this
Plant thin film and there is good antistatic behaviour.But, this invention remains a need for coming in fact by means of the method for chemical modification
The preparation of existing material.
Therefore, in the art, it is desired to be able to exploitation one has good antistatic property, and can lead to
Cross the TPU film that simple preparation method prepares.
Summary of the invention
It is an object of the invention to provide a kind of antistatic TPU film and its preparation method and application.
For reaching this purpose, the present invention by the following technical solutions:
The present invention provides a kind of antistatic TPU film, described TPU film mainly former by following weight portion
Material prepares:
In the raw material of antistatic TPU film of the present invention, the consumption of described TPU granule is 50-60
Weight portion, such as 50 weight portions, 51 weight portions, 52 weight portions, 53 weight portions, 54 weight portions, 55
Weight portion, 56 weight portions, 57 weight portions, 58 weight portions, 59 weight portions or 60 weight portions.
Preferably, described TPU granule is polyester-type TPU granule and/or polyether-type TPU granule.
In the raw material of antistatic TPU film of the present invention, the consumption of described epoxy resin is 10-25
Weight portion, such as 10 weight portions, 12 weight portions, 14 weight portions, 16 weight portions, 18 weight portions, 20
Weight portion, 22 weight portions, 24 weight portions or 25 weight portions.
In the raw material of antistatic TPU film of the present invention, the consumption of described conductive carbon fibre is 10-20
Weight portion, such as 10 weight portions, 11 weight portions, 12 weight portions, 13 weight portions, 14 weight portions, 15
Weight portion, 16 weight portions, 17 weight portions, 18 weight portions, 19 weight portions or 20 weight portions.
In the raw material of antistatic TPU film of the present invention, the consumption of described CNT is 10-30
Weight portion, such as 10 weight portions, 12 weight portions, 14 weight portions, 16 weight portions, 18 weight portions, 20
Weight portion, 22 weight portions, 24 weight portions, 26 weight portions, 28 weight portions or 30 weight portions.
In the raw material of antistatic TPU film of the present invention, the consumption of described antioxidant is 1-5 weight
Part, such as 1 weight portion, 1.5 weight portions, 2 weight portions, 2.5 weight portions, 3 weight portions, 3.5 weight portions,
4 weight portions, 4.5 weight portions or 5 weight portions.
On the other hand, the invention provides the preparation method of antistatic TPU film as described in relation to the first aspect,
Described method is for be pre-dried each material composition, and mix homogeneously, extrusion obtains described antistatic TPU film.
In antistatic TPU film preparation method of the present invention, described baking temperature is 60-70 DEG C,
Such as 60 DEG C, 61 DEG C, 62 DEG C, 63 DEG C, 64 DEG C, 65 DEG C, 66 DEG C, 67 DEG C, 68 DEG C, 69 DEG C or 70 DEG C,
Drying time is 2-4h, such as 2h, 2.2h, 2.5h, 2.8h, 3h, 3.2h, 3.5h, 3.8h or 4h.
In antistatic TPU film preparation method of the present invention, described extrusion utilizes casting machine to extrude.
Preferably, each section of temperature of described casting machine is provided that barrel temperature is 130-140 DEG C；Filter screen temperature
Degree is for 140-150 DEG C；Elbow temperature is 150-160 DEG C；Connect temperature and be 135-150 DEG C；Die head temperature is
150-165℃。
As optimal technical scheme, the preparation method of antistatic TPU film of the present invention comprises the following steps:
Each material composition is dried in advance at 60-70 DEG C 2-4h, mix homogeneously, extrudes through casting machine, casting machine
Each section of temperature is provided that barrel temperature is 130-140 DEG C；Filter screen temperature is 140-150 DEG C；Elbow temperature
For 150-160 DEG C；Connect temperature and be 135-150 DEG C；Die head temperature is 150-165 DEG C, obtains described anti-quiet
Electricity TPU film.
On the other hand, the invention provides antistatic TPU film as described in relation to the first aspect at functional material
In application.
Relative to prior art, the method have the advantages that
The present invention utilizes 70-90 weight portion TPU granule, 20-40 parts by weight epoxy resin, 30-40 weight portion
Conductive carbon fibres peacekeeping 5-10 weight portion antioxidant prepares TPU film, by the collaborative work between each component
With so that the surface resistivity of TPU film is 8 × 105-5 × 106 Ω, and antistatic property is good, additionally,
The preparation method of antistatic TPU film of the present invention is simple, has good application prospect.
Detailed description of the invention
Technical scheme is further illustrated below by detailed description of the invention.Those skilled in the art
It will be clearly understood that the only help of described embodiment understands the present invention, it is not construed as the concrete restriction to the present invention.
Embodiment 1
In the present embodiment, antistatic TPU film is mainly prepared by the raw material of following weight portion:
Preparation method comprises the following steps:
Each material composition is dried in advance at 70 DEG C 2h, mix homogeneously, extrudes through casting machine, casting machine
Each section of temperature is provided that barrel temperature is 140 DEG C；Filter screen temperature is 150 DEG C；Elbow temperature is 160 DEG C；
Connecting temperature is 135 DEG C；Die head temperature is 150 DEG C, obtains described antistatic TPU film.
Embodiment 2
In the present embodiment, antistatic TPU film is mainly prepared by the raw material of following weight portion:
Preparation method comprises the following steps:
Each material composition is dried in advance at 70 DEG C 2h, mix homogeneously, extrudes through casting machine, casting machine
Each section of temperature is provided that barrel temperature is 140 DEG C；Filter screen temperature is 150 DEG C；Elbow temperature is 160 DEG C；
Connecting temperature is 135 DEG C；Die head temperature is 150 DEG C, obtains described antistatic TPU film.
Embodiment 3
In the present embodiment, antistatic TPU film is mainly prepared by the raw material of following weight portion:
Preparation method comprises the following steps:
Each material composition is dried in advance at 70 DEG C 2h, mix homogeneously, extrudes through casting machine, casting machine
Each section of temperature is provided that barrel temperature is 140 DEG C；Filter screen temperature is 150 DEG C；Elbow temperature is 160 DEG C；
Connecting temperature is 135 DEG C；Die head temperature is 150 DEG C, obtains described antistatic TPU film.
Embodiment 4
In the present embodiment, antistatic TPU film is mainly prepared by the raw material of following weight portion:
Preparation method comprises the following steps:
Each material composition is dried in advance at 70 DEG C 2h, mix homogeneously, extrudes through casting machine, casting machine
Each section of temperature is provided that barrel temperature is 140 DEG C；Filter screen temperature is 150 DEG C；Elbow temperature is 160 DEG C；
Connecting temperature is 135 DEG C；Die head temperature is 150 DEG C, obtains described antistatic TPU film.
Embodiment 5
In the present embodiment, antistatic TPU film is mainly prepared by the raw material of following weight portion:
Preparation method comprises the following steps:
Each material composition is dried in advance at 70 DEG C 2h, mix homogeneously, extrudes through casting machine, casting machine
Each section of temperature is provided that barrel temperature is 140 DEG C；Filter screen temperature is 150 DEG C；Elbow temperature is 160 DEG C；
Connecting temperature is 135 DEG C；Die head temperature is 150 DEG C, obtains described antistatic TPU film.
Comparative example 1
This comparative example difference from Example 1 be only that raw materials used in do not comprise epoxy resin, remaining is former
Material and raw material dosage, and preparation method and condition the most same as in Example 1.
Comparative example 2
This comparative example difference from Example 1 be only that raw materials used in do not comprise conductive carbon fibre, remaining
Raw material and raw material dosage, and preparation method and condition the most same as in Example 1.
Comparative example 3
This comparative example difference from Example 1 be only that raw materials used in do not comprise CNT, remaining is former
Material and raw material dosage, and preparation method and condition the most same as in Example 1.
Comparative example 4
This comparative example difference from Example 1 is only that the consumption of raw materials used middle TPU granule is 48 weights
Amount part, remaining raw material and raw material dosage, and preparation method and condition are the most same as in Example 1.
Comparative example 5
This comparative example difference from Example 2 is only that the consumption of raw materials used middle TPU granule is 62 weights
Amount part, remaining raw material and raw material dosage, and preparation method and condition are the most same as in Example 2.
Comparative example 6
This comparative example difference from Example 2 is only that the consumption of raw materials used epoxy resin is 8 weight
Part, remaining raw material and raw material dosage, and preparation method and condition are the most same as in Example 2.
Comparative example 7
This comparative example difference from Example 5 is only that the consumption of raw materials used epoxy resin is 27 weight
Part, remaining raw material and raw material dosage, and preparation method and condition are the most same as in Example 5.
Comparative example 8
This comparative example difference from Example 1 is only that the consumption of raw materials used middle conductive carbon fibre is 22 weights
Amount part, remaining raw material and raw material dosage, and preparation method and condition are the most same as in Example 1.
Comparative example 9
This comparative example difference from Example 3 is only that the consumption of raw materials used middle conductive carbon fibre is 8 weights
Amount part, remaining raw material and raw material dosage, and preparation method and condition are the most same as in Example 3.
Comparative example 10
This comparative example difference from Example 2 is only that the consumption of raw materials used middle CNT is 8 weight
Part, remaining raw material and raw material dosage, and preparation method and condition are the most same as in Example 2.
Comparative example 11
This comparative example difference from Example 5 is only that the consumption of raw materials used middle CNT is 32 weight
Part, remaining raw material and raw material dosage, and preparation method and condition are the most same as in Example 5.
Embodiment 1-5 and comparative example 1-8 are prepared by the ZC46A megger produced with Shanghai Electric Meter Factory
The surface resistivity of TPU film is tested, and test result is as shown in table 1.
Table 1
As can be seen from Table 1, the surface resistivity of TPU film prepared by the present invention is 8 × 105-5×106Ω,
When raw material not comprising epoxy resin (comparative example 1) or not comprising conductive carbon fibre (comparative example 2) or do not wrap
In carbon nanotubes (comparative example 3) or raw material the consumption of certain composition be limited to the framework of the present definition it
Time outer (comparative example 4-11), the surface resistivity of the TPU film prepared is significantly higher than the present invention and prepares
The surface resistivity of TPU film, this illustrates that between the most each component be to cooperate, and collaborative makees
With, so that TPU film has relatively low surface resistivity, antistatic property is good.
Applicant states, the present invention illustrates conductive carbon fibre and the preparation thereof of the present invention by above-described embodiment
Methods and applications, but the invention is not limited in above-described embodiment, i.e. do not mean that the present invention has to rely on
State embodiment could implement.Person of ordinary skill in the field it will be clearly understood that any improvement in the present invention,
The equivalence of raw material each to product of the present invention is replaced and the interpolation of auxiliary element, concrete way choice etc., all falls
Within the scope of protection scope of the present invention and disclosure.
Claims (7)
1. an antistatic TPU film, it is characterised in that described antistatic TPU film is mainly by following
The raw material of weight portion prepares:
Antistatic TPU film the most according to claim 1, it is characterised in that described TPU granule
For polyester-type TPU granule and/or polyether-type TPU granule.
The preparation method of antistatic TPU film the most according to claim 1 and 2, it is characterised in that
Described method is for be pre-dried each material composition, and mix homogeneously, extrusion obtains described antistatic TPU film.
Preparation method the most according to claim 3, it is characterised in that described baking temperature is 60-70 DEG C,
Drying time is 2-4h.
5. according to the preparation method described in claim 3 or 4, it is characterised in that described extrusion utilizes curtain coating
Machine is extruded；
Preferably, each section of temperature of described casting machine is provided that barrel temperature is 130-140 DEG C；Filter screen temperature
Degree is for 140-150 DEG C；Elbow temperature is 150-160 DEG C；Connect temperature and be 135-150 DEG C；Die head temperature is
150-165℃。
6. according to the preparation method according to any one of claim 3-5, it is characterised in that described antistatic
The preparation method of TPU film comprises the following steps: each material composition is dried at 60-70 DEG C 2-4h in advance,
Mix homogeneously, extrudes through casting machine, and each section of temperature of casting machine is provided that barrel temperature is 130-140 DEG C；
Filter screen temperature is 140-150 DEG C；Elbow temperature is 150-160 DEG C；Connect temperature and be 135-150 DEG C；Die head
Temperature is 150-165 DEG C, obtains described antistatic TPU film.
7. according to the antistatic TPU film according to any one of claim 1-3 in functional material
Application.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610343967.9A CN105968791A (en) | 2016-05-23 | 2016-05-23 | Antistatic TPU (thermoplastic polyurethane) film, and preparation method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610343967.9A CN105968791A (en) | 2016-05-23 | 2016-05-23 | Antistatic TPU (thermoplastic polyurethane) film, and preparation method and application thereof |
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| Publication Number | Publication Date |
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| CN105968791A true CN105968791A (en) | 2016-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610343967.9A Pending CN105968791A (en) | 2016-05-23 | 2016-05-23 | Antistatic TPU (thermoplastic polyurethane) film, and preparation method and application thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106751716A (en) * | 2016-11-18 | 2017-05-31 | 无锡明盛纺织机械有限公司 | A kind of transparent antistatic TPU film and its preparation method and application |
| CN106879088A (en) * | 2017-01-25 | 2017-06-20 | 浙江环龙新材料科技有限公司 | A kind of compound TPU film of conductive carbon fibre electrothermal cloth film for puncturing function with proof voltage |
| CN107325533A (en) * | 2017-06-28 | 2017-11-07 | 华杰 | A kind of antistatic TPU film and its preparation method and application |
-
2016
- 2016-05-23 CN CN201610343967.9A patent/CN105968791A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106751716A (en) * | 2016-11-18 | 2017-05-31 | 无锡明盛纺织机械有限公司 | A kind of transparent antistatic TPU film and its preparation method and application |
| CN106879088A (en) * | 2017-01-25 | 2017-06-20 | 浙江环龙新材料科技有限公司 | A kind of compound TPU film of conductive carbon fibre electrothermal cloth film for puncturing function with proof voltage |
| CN107325533A (en) * | 2017-06-28 | 2017-11-07 | 华杰 | A kind of antistatic TPU film and its preparation method and application |
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Application publication date: 20160928 |