CN109929211A - A kind of TPE material and the preparation method and application thereof coating POM - Google Patents
A kind of TPE material and the preparation method and application thereof coating POM Download PDFInfo
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- CN109929211A CN109929211A CN201910290897.9A CN201910290897A CN109929211A CN 109929211 A CN109929211 A CN 109929211A CN 201910290897 A CN201910290897 A CN 201910290897A CN 109929211 A CN109929211 A CN 109929211A
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Abstract
The present invention provides a kind of TPE material for coating POM, is made of following components in parts by weight: 3-5 parts of SEBS, 20-25 parts of SBS, 8-12 parts of monomer resin, 10-18 parts of plasticizer, 40-52 parts of polyurethane, 5-8 parts of butyl methacrylate, 3-7 parts of compatilizer, 0-20 parts of calcium carbonate.The invention also discloses the preparation methods and application of the TPE material of cladding POM.TPE material provided by the invention has preferable covering property to POM.
Description
Technical field
The present invention relates to a kind of TPE material, more particularly to a kind of TPE material for coating POM and preparation method thereof with answer
With.
Background technique
Polyformaldehyde (English: polyformaldehyde) thermoplastic crystalline polymer is known as " supersteel " or " match steel ",
Also known as polyoxymethylene, english abbreviation POM are oxymethylene polymerization resulting polymers.POM is to be lower than other many engineering plastics
Cost, substituting some markets captured by metal, such as substituting zinc, brass, aluminium and steel make many components, from coming out
Since, POM has been widely used for the fields such as electronics, machinery, machinery, instrument, daily light industry, automobile, building materials, agricultural.Very much
The application of frontier, such as medical technology, sports apparatus etc., POM also shows preferable growing trend.Although POM fusing point
It is not high, only 180 DEG C, but due to its crystallinity height, Yao Qi clad surface forms welding layer and needs higher energy, simultaneously
The surface POM is smooth and has preferable self-lubrication, is quickly coated so being unfavorable for TPE material on the surface POM.
Application No. is the patents of CN201310441552.1 to disclose " the bonding encapsulated TPE material of POM quadric injection mould ", by
Following components forms by weight: SBS 20-100, white oil 20-60, SIS 20-80, primary antioxidant 1010 and auxiliary antioxidant
The mixture 0.2-0.4 of 1681:1.The TPE material the problem is that:, its own mechanics not good enough with the covered effect of POM
Performance is also not ideal enough.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of TPE materials for coating POM, have preferable packet to POM
Cover performance.
In order to solve the above technical problems, the technical scheme is that
A kind of TPE material coating POM, is made of following components in parts by weight: 3-5 parts of SEBS, 20-25 parts of SBS, and monomer tree
8-12 parts of rouge, 10-18 parts of plasticizer, 40-52 parts of polyurethane, 5-8 parts of butyl methacrylate, 3-7 parts of compatilizer, calcium carbonate 0-
20 parts.
Further, monomer resin of the present invention is C9 resin or SMA resin.
Further, plasticizer of the present invention is White Mineral Oil.
Further, polyurethane of the present invention is the polyether polyurethane that hardness is 70-85A.
Further, compatilizer of the present invention is SBS grafted maleic anhydride or SEBS grafted maleic anhydride.
Another technical problem to be solved by the present invention is that providing the preparation method of the TPE material of above-mentioned cladding POM.
In order to solve the above technical problems, technical solution is:
A kind of preparation method for the TPE material coating POM, comprising the following steps:
Blender is added in SBS, SEBS, plasticizer, stirring is adjusted to other components are added after mixing under 800rpm revolving speed
Stirring obtains mixed material to uniformly mixed after revolving speed to 1250rpm, mixed material is transferred to after squeezing out in double screw extruder
It is granulated and obtains the TPE material of cladding POM.
The invention solves another technical problem be to provide above-mentioned cladding POM TPE material application, including following step
It is rapid:
Will be 3-4 hours dry at 90 DEG C of POM product, it is put into the encapsulation die that inner surface is coarse texture face and is heated to after taking-up
It 70-80 DEG C, is injected in encapsulation die after TPE material is melted with injection molding machine and carries out encapsulated, die sinking taking-up after molding to POM product
POM product is coated up to TPE.
Further, the encapsulated temperature is 200-220 DEG C.
Compared with prior art, the invention has the following advantages:
1) present invention using SEBS, SBS as matrix, by the help of monomer resin, plasticizer, polyurethane and compatilizer can reach compared with
Good covering property can effectively improve the covered effect of TPE cladding POM product, and cladding processing temperature is lower, operation letter
Just, cost can effectively be saved.
2) it is the encapsulation die in coarse texture face that the present invention has used inner surface during TPE coats POM, and the texture is thick
Matte can increase the roughness on the surface POM, to further increase the bond strength and covered effect between POM and TPE.
Specific embodiment
Below in conjunction with specific embodiment, the present invention will be described in detail, herein illustrative examples and explanation of the invention
For explaining the present invention, but it is not as a limitation of the invention.
Embodiment 1
The TPE material for coating POM, is made of following components in parts by weight: 5 parts of SEBS, 20 parts of SBS, and 8 parts of C9 resin, white mine
15 parts of oil, hardness are 45 parts of polyether polyurethane of 70-85A, 7 parts of butyl methacrylate, 5 parts of SBS grafted maleic anhydride, and carbon
0 part of sour calcium.
The preparation method of the TPE material the following steps are included:
Blender is added in SBS, SEBS, plasticizer, stirring is adjusted to other components are added after mixing under 800rpm revolving speed
Stirring obtains mixed material to uniformly mixed after revolving speed to 1250rpm, mixed material is transferred to after squeezing out in double screw extruder
It is granulated and obtains the TPE material of cladding POM.
Using the TPE material cladding POM method the following steps are included:
Will be 3-4 hours dry at 90 DEG C of POM product, it is put into the encapsulation die that inner surface is coarse texture face and is heated to after taking-up
It 70-80 DEG C, is injected in encapsulation die after TPE material is melted with injection molding machine and carries out encapsulated, die sinking taking-up after molding to POM product
POM product is coated up to TPE；Encapsulated temperature is 210 DEG C.
Embodiment 2
The TPE material for coating POM, is made of following components in parts by weight: 5 parts of SEBS, 22 parts of SBS, and 9 parts of SMA resin, white mine
15 parts of oil, hardness are 45 parts of polyether polyurethane of 70-85A, 5 parts of butyl methacrylate, 4 parts of SBS grafted maleic anhydride, and carbon
0 part of sour calcium.
The preparation method of the TPE material and the method for using the TPE material to coat POM are same as Example 1.
Embodiment 3
The TPE material for coating POM, is made of following components in parts by weight: 5 parts of SEBS, 21 parts of SBS, and 10 parts of C9 resin, white mine
10 parts of oil, hardness are 40 parts of polyether polyurethane of 70-85A, 8 parts of butyl methacrylate, 4 parts of SBS grafted maleic anhydride, and carbon
10 parts of sour calcium.
The preparation method of the TPE material and the method for using the TPE material to coat POM are same as Example 1.
Embodiment 4
The TPE material for coating POM, is made: 3 parts of SEBS, 25 parts of SBS, 12 parts of SMA resin, white of following components in parts by weight
18 parts of dormant oil, hardness is 52 parts of polyether polyurethane of 70-85A, 6 parts of butyl methacrylate, SEBS grafted maleic anhydride 3
Part, 20 parts of calcium carbonate.
The preparation method of the TPE material is same as Example 1, uses the method and embodiment 1 of TPE material cladding POM
Unlike: encapsulated temperature is 200 DEG C.
Embodiment 5
The TPE material for coating POM, is made of following components in parts by weight: 4 parts of SEBS, 24 parts of SBS, and 11 parts of C9 resin, white mine
12 parts of oil, hardness are 50 parts of polyether polyurethane of 70-85A, 7 parts of butyl methacrylate, 7 parts of SEBS grafted maleic anhydride,
15 parts of calcium carbonate.
The preparation method of the TPE material is same as Example 1, uses the method and embodiment 1 of TPE material cladding POM
Unlike: encapsulated temperature is 220 DEG C.
Comparative example 1: as different from Example 3 using the inner surface of the encapsulation die in the method for TPE material cladding POM
For smooth surface.
Comparative example 2: application No. is the embodiments 1 of the patent of CN201310441552.1.
Experimental example one: covered effect test
The TPE cladding POM product in embodiment 1-5, comparative example 1-2 is tested out respectively and POM is carried out using comparative example 2 normal
The peeling force for the product that rule cladding obtains, peel force value show that more greatly peeling force is better, and test result is as shown in table 1:
| Peeling force (N/m) | |
| Embodiment 1 | 3.8 |
| Embodiment 2 | 2.8 |
| Embodiment 3 | 3.4 |
| Embodiment 4 | 3.5 |
| Embodiment 5 | 3.2 |
| Comparative example 1 | 2.2 |
| Comparative example 2 | 1.8 |
Table 1
As seen from Table 1, the peel force value of the TPE cladding POM product in 1-5 of the embodiment of the present invention is significantly greater than use pair
Ratio 2 carries out the peel force value for routinely coating obtained product to POM, illustrates that covered effect of the invention is preferable.Comparative example 1
In TPE cladding POM product peel force value decrease, illustrate the coarse texture of coating mould used in cladding process
Face can effectively improve covered effect.
Experimental example two: mechanical property and thermal stability test
Tensile strength, elongation at break, the impact strength, glass of embodiment 1-5, TPE material in comparative example 2 are tested out respectively
Change transition temperature, tensile strength, elongation at break, impact strength numerical value show that mechanical property is better more greatly, glass transition
Temperature is higher to show that thermal stability is better, and test result is as shown in table 2:
| Tensile strength (kjm-2) | Elongation at break (%) | Impact strength (MPa) | Glass transition temperature (DEG C) | |
| Embodiment 1 | 5.8 | 560 | 43.8 | 92 |
| Embodiment 2 | 5.3 | 480 | 41.6 | 94 |
| Embodiment 3 | 8.3 | 610 | 50.5 | 101 |
| Embodiment 4 | 8.8 | 660 | 52.7 | 105 |
| Embodiment 5 | 8.5 | 630 | 52.1 | 103 |
| Comparative example 2 | 4.4 | 470 | 40.3 | 89 |
Table 2
As seen from Table 2, the number of the tensile strength of the TPE material in 1-5 of the embodiment of the present invention, elongation at break, impact strength
Value is significantly greater than comparative example 2, and glass transition temperature is also apparently higher than comparative example 2, illustrates mechanical property and heat of the invention
Stability is preferable.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (8)
1. a kind of TPE material for coating POM, it is characterised in that: be made of following components in parts by weight: 3-5 parts of SEBS, SBS
20-25 parts, 8-12 parts of monomer resin, 10-18 parts of plasticizer, 40-52 parts of polyurethane, 5-8 parts of butyl methacrylate, compatilizer
3-7 parts, 0-20 parts of calcium carbonate.
2. a kind of TPE material for coating POM according to claim 1, it is characterised in that: the monomer resin is C9 resin
Or SMA resin.
3. a kind of TPE material for coating POM according to claim 1, it is characterised in that: the plasticizer is White Mineral Oil.
4. a kind of TPE material for coating POM according to claim 1, it is characterised in that: the polyurethane is that hardness is
The polyether polyurethane of 70-85A.
5. a kind of TPE material for coating POM according to claim 1, it is characterised in that: the compatilizer is SBS grafting
Maleic anhydride or SEBS grafted maleic anhydride.
6. the preparation method of the TPE material of POM is coated described in -5 any one according to claim 1, it is characterised in that: including
Following steps:
Blender is added in SBS, SEBS, plasticizer, stirring is adjusted to other components are added after mixing under 800rpm revolving speed
Stirring obtains mixed material to uniformly mixed after revolving speed to 1250rpm, mixed material is transferred to after squeezing out in double screw extruder
It is granulated and obtains the TPE material of cladding POM.
7. a kind of application of the TPE material of cladding POM described in -5 any one according to claim 1, it is characterised in that: including
Following steps:
Will be 3-4 hours dry at 90 DEG C of POM product, it is put into the encapsulation die that inner surface is coarse texture face and is heated to after taking-up
It 70-80 DEG C, is injected in encapsulation die after TPE material is melted with injection molding machine and carries out encapsulated, die sinking taking-up after molding to POM product
POM product is coated up to TPE.
8. a kind of application of TPE material for coating POM according to claim 7, it is characterised in that: the encapsulated temperature
It is 200-220 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910290897.9A CN109929211A (en) | 2019-04-11 | 2019-04-11 | A kind of TPE material and the preparation method and application thereof coating POM |
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| CN201910290897.9A CN109929211A (en) | 2019-04-11 | 2019-04-11 | A kind of TPE material and the preparation method and application thereof coating POM |
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Cited By (2)
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| CN110452521A (en) * | 2019-07-08 | 2019-11-15 | 上海凯牟达新材料科技有限公司 | Thermoplastic polyurethane composite and its method for preparing pressure-sensitive adhesive film |
| CN110746915A (en) * | 2019-10-29 | 2020-02-04 | 张家港市美特高分子材料有限公司 | TPE material for POM bonding and preparation method thereof |
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Application publication date: 20190625 |