CN103694616A - Special material for forming halogen-free high-flowability anti-yellowing wire rod and preparation method of material - Google Patents
Special material for forming halogen-free high-flowability anti-yellowing wire rod and preparation method of material Download PDFInfo
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- CN103694616A CN103694616A CN201310660106.XA CN201310660106A CN103694616A CN 103694616 A CN103694616 A CN 103694616A CN 201310660106 A CN201310660106 A CN 201310660106A CN 103694616 A CN103694616 A CN 103694616A
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Abstract
The invention discloses a special material for forming a halogen-free high-flowability anti-yellowing wire rod. The material is prepared from the following raw materials: SEBS (Styrene-Ethylene-Butylene-Styrene) rubber resin, a softening plasticizer, a polyolefin elastomer, functional resin, polypropylene resin, an antioxidant, a light stabilizer and a processing agent. The invention further discloses a preparation method of the special material for forming the wire rod. The special material for forming the wire rod has the advantages of no halogens, anti-yellowing property, good adhesiveness, high tensile strength, high flowability and easiness in injection molding, processing and forming and the like. As no halogens are available, the condition that harmful substances in the combusting and heating process are released to threat the physical health of human and environment is effectively avoided. The preparation method provided by the invention is concise in technical step and easy to realize, and can quickly prepare the special material product for forming the halogen-free high-flowability anti-yellowing wire rod. The product can be widely applied to other wire rod products such as external membranes of plugs of top grade earphone lines and external membranes of plugs of data lines, and is wide in application range.
Description
Technical field
The present invention relates to wire forming material technology field, be specifically related to a kind of Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound and preparation method thereof.
Background technology
Along with the arrival in 3G epoch and improving constantly of people's living standard; people's mode of life is more and more polynary change also; nowadays; when people go on a journey outside or lie fallow and be in; often can carry out video calling, TV or the activity such as listen to the music see the mobile phone; in order to obtain good tonequality, also, in order not affect others and to guard to a certain extent the privacy of oneself, people generally understand choice for use earphone and implement above-mentioned activity.In addition, earphone becomes the parts of the sound electronic product indispensabilities such as mobile phone, computer and walkman already.
Earphone generally comprises earphone cord and is arranged on earplug or the hangers of earphone cord one or both ends.Wherein, earphone cord generally comprises electrical conductor, anti-elater and outer quilt, and wherein, electrical conductor is wrapped on anti-elater, is wrapped in outside electrical conductor outward.Generally there is not high, the easy xanthochromia of elasticity and the shortcoming such as tensile strength is low in earphone cord tegument of the prior art, folding or curling owing to often needing in the use procedure of earphone cord, therefore use after for some time, earphone cord tegument is with regard to problems such as easy breakage, fracture, xanthochromia, decortications, make electrical conductor out exposed, affect the outward appearance of earphone cord, even affect the tonequality of earphone, affect it and normally use.And existing earphone cord tegument contains halogen, in burning and heat-processed, can discharge objectionable impurities, threaten health and the environment of human body.In addition, existing earphone cord tegument material poor fluidity, is unfavorable for the making of earphone cord, brings certain impact to production efficiency and quality product.
Summary of the invention
One of object of the present invention is, for above-mentioned deficiency, provides a kind of formula reasonable, has Halogen, resistance to xanthochromia, cohesiveness good, and tensile strength is high, and high flowing, very easily the Halogen high workability wire forming of the resistance to xanthochromia PP Pipe Compound of injection molding moulding.
Two of object of the present invention is, for above-mentioned deficiency, provides a kind of preparation method of the above-mentioned Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound.
For achieving the above object, technical scheme provided by the present invention is: a kind of Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound, its raw material by following mass percent forms: SEBS rubber resin 20～50 ﹪, softening softening agent 20～40 ﹪, polyolefin elastomer 5～15 ﹪, functional resin 5～15 ﹪, acrylic resin 10～30 ﹪, oxidation inhibitor 0.3～1.5 ﹪, photostabilizer 0.3～1.5 ﹪, processing aid 0.3～1.5 ﹪.
As a modification of the present invention, described SEBS rubber resin is SIS/SEBS.
As a modification of the present invention, described softening softening agent is at least one in saturated straight chain naphthenic oil, white mineral oil.
As a modification of the present invention, described polyolefin elastomer is at least one in ethylene-octene copolymer, ethylene-butene copolymer, propylene-ethylene copolymers.
As a modification of the present invention, described functional resin is at least one in C5 petroleum resin, C9 petroleum resin, alpha-methyl styrene polymer.
As a modification of the present invention, described acrylic resin is at least one in homo-polypropylene, Co-polypropylene, atactic copolymerized polypropene.
As a modification of the present invention, described oxidation inhibitor is phenols, phosphorous acid esters or contains at least one in thioesters class.
As a modification of the present invention, described photostabilizer is at least one in hydroxy benzophenone ketone photostabilizer, hydroxybenzotriazole class photostabilizer, hindered amines stablizer, Hinered phenols photostabilizer, mineral-type photostabilizer and composite efficient photostabilizer.
As a modification of the present invention, described processing aid is at least one in low molecule ester class, polysiloxane-based, metal soap, stearic acid complex ester class, amides.
A preparation method for the above-mentioned Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound, it comprises the following steps:
(1) first with SEBS rubber resin, fully absorb softening softening agent, then SEBS rubber resin, polyolefin elastomer, functional resin, acrylic resin, oxidation inhibitor, photostabilizer and the processing aid component of the softening softening agent of good absorption are fully mixed in proportion, obtain mixture;
(2) described mixture being added to length-to-diameter ratio is that 40:1 ~ 48:1, extrusion temperature are melting mixing in 160 ~ 200 ℃, the rotating speed strong shearing twin screw extruder that is 350 ~ 480rpm, then successively through extruding, obtain the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound goods after tie rod, air-cooled, pelletizing and drying process.
Beneficial effect of the present invention is: it is good that the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound provided by the invention has Halogen, resistance to xanthochromia, cohesiveness, tensile strength is high, and high flowing, the advantage such as injection molding moulding very easily, due to Halogen, effectively stop can discharge objectionable impurities in burning and heat-processed, threaten the health of human body and the phenomenon of environment; Preparation method provided by the invention can make fast there is Halogen, resistance to xanthochromia, cohesiveness be good, tensile strength is high, and high flowing, the Halogen high workability wire forming of the resistance to xanthochromia PP Pipe Compound goods of the advantage such as injection molding moulding very easily, these goods can be widely used in other wire products such as high-grade earphone cord plug adventitia and data cable plug adventitia, and processing step is succinct, be easy to realize.
Below in conjunction with embodiment, the present invention is further described.
Embodiment
Embodiment 1, a kind of Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound that the present embodiment provides, its raw material by following mass percent forms: SEBS rubber resin 28 ﹪, softening softening agent 32 ﹪, polyolefin elastomer 12 ﹪, functional resin 8 ﹪, acrylic resin 18 ﹪, oxidation inhibitor 0.3 ﹪, photostabilizer 0.7 ﹪, processing aid 1 ﹪.
Described SEBS rubber resin is SIS/SEBS.In the present embodiment, this SEBS rubber resin is selected the high hydrogenation degree of Ba Ling petrochemical industry SEBS YH-502T(, desalination product).
Described softening softening agent is at least one in saturated straight chain naphthenic oil, white mineral oil.In the present embodiment, this softening softening agent is selected the KDN4006 of Karamay, Xinjiang petro-chemical corporation.In other embodiment, this softening softening agent can be selected white mineral oil.
Described polyolefin elastomer is at least one in ethylene-octene copolymer, ethylene-butene copolymer, propylene-ethylene copolymers.In the present embodiment, this polyolefin elastomer is selected Vistamaxx2330(MI:285).
Described functional resin is at least one in C5 petroleum resin, C9 petroleum resin, alpha-methyl styrene polymer.In the present embodiment, this functional resin is selected C5 petroleum resin.In other embodiment, this functional resin can be selected at least one in C9 petroleum resin, alpha-methyl styrene polymer.
Described acrylic resin is at least one in homo-polypropylene, Co-polypropylene, atactic copolymerized polypropene.In the present embodiment, this acrylic resin is selected the PPBI995(MI:100 of Samsung Dao Daer).
Described oxidation inhibitor is phenols, phosphorous acid esters or contains at least one in thioesters class.In the present embodiment, described oxidation inhibitor is selected Irganox1076 and Irgafos126, and wherein the mass percent of Irganox1076 is 0.15 ﹪, and the mass percent of Irgafos126 is 0.15 ﹪.
Described photostabilizer is at least one in hydroxy benzophenone ketone photostabilizer, hydroxybenzotriazole class photostabilizer, hindered amines stablizer, Hinered phenols photostabilizer, mineral-type photostabilizer and composite efficient photostabilizer.In the present embodiment, this photostabilizer is selected composite efficient photostabilizer TU-8288, this composite efficient photostabilizer TU-8288 is produced by Dongguan City Tong Jin novel material Science and Technology Ltd., there is strong broadband UV absorptive function, to metal ion, insensitive and anti-copper evil function, improves material thermostability function etc.
Described processing aid is at least one in low molecule ester class, polysiloxane-based, metal soap, stearic acid complex ester class, amides.In the present embodiment, this processing aid is selected the silicone master batch MB50-001 of DOW CORNING.
A preparation method for the above-mentioned Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound, it comprises the following steps:
(1) first with SEBS rubber resin, fully absorb softening softening agent, then SEBS rubber resin, polyolefin elastomer, functional resin, acrylic resin, oxidation inhibitor, photostabilizer and the processing aid component of the softening softening agent of good absorption are fully mixed in proportion, obtain mixture; In the present embodiment, described step (1) is carried out in high speed mixer.
(2) described mixture being added to length-to-diameter ratio is that 40:1 ~ 48:1, extrusion temperature are melting mixing in 160 ~ 200 ℃, the rotating speed strong shearing twin screw extruder that is 350 ~ 480rpm, then successively through extruding, obtain the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound goods after tie rod, air-cooled, pelletizing and drying process.
In the present embodiment, preferably, by feeder, described mixture is sent into strong shearing twin screw extruder, wherein, this strong length-to-diameter ratio of shearing twin screw extruder is 48:1, screw zones temperature is respectively: 180 ℃ of 160 ℃, 170 ℃, 180 ℃, 190 ℃, 190 ℃, 190 ℃, 190 ℃, 190 ℃, 180 ℃, 180 ℃, 180 ℃, head temperature, rotating speed is 420rpm.
Embodiment 2, a kind of Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound that the present embodiment provides and preparation method thereof, it is substantially the same manner as Example 1, and distinctive points is, its raw material by following mass percent forms: SEBS rubber resin 28 ﹪, softening softening agent 28 ﹪, polyolefin elastomer 12 ﹪, functional resin 8 ﹪, acrylic resin 22 ﹪, oxidation inhibitor 0.3 ﹪, photostabilizer 0.7 ﹪, processing aid 1 ﹪.
Embodiment 3, a kind of Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound that the present embodiment provides and preparation method thereof, it is substantially the same manner as Example 1, and distinctive points is, its raw material by following mass percent forms: SEBS rubber resin 28 ﹪, softening softening agent 24 ﹪, polyolefin elastomer 10 ﹪, functional resin 8 ﹪, acrylic resin 28 ﹪, oxidation inhibitor 0.3 ﹪, photostabilizer 0.7 ﹪, processing aid 1 ﹪.
Embodiment 4, a kind of Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound that the present embodiment provides and preparation method thereof, it is substantially the same manner as Example 1, and distinctive points is, its raw material by following mass percent forms: SEBS rubber resin 20 ﹪, softening softening agent 40 ﹪, polyolefin elastomer 15 ﹪, functional resin 12.3 ﹪, acrylic resin 10 ﹪, oxidation inhibitor 1.2 ﹪, photostabilizer 1.2 ﹪, processing aid 0.3 ﹪.
Embodiment 5, a kind of Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound that the present embodiment provides and preparation method thereof, it is substantially the same manner as Example 1, and distinctive points is, its raw material by following mass percent forms: SEBS rubber resin 50 ﹪, softening softening agent 20 ﹪, polyolefin elastomer 5 ﹪, functional resin 5 ﹪, acrylic resin 16.7 ﹪, oxidation inhibitor 1.5 ﹪, photostabilizer 0.3 ﹪, processing aid 1.5 ﹪.
Embodiment 6, a kind of Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound that the present embodiment provides and preparation method thereof, it is substantially the same manner as Example 1, and distinctive points is, SEBS rubber resin 22.1 ﹪, softening softening agent 22 ﹪, polyolefin elastomer 8 ﹪, functional resin 15 ﹪, acrylic resin 30 ﹪, oxidation inhibitor 1 ﹪, photostabilizer 1.5 ﹪, processing aid 0.4 ﹪.
Above-described embodiment is only the good embodiment of the present invention, and the present invention can not enumerate out whole embodiments, and the technical scheme of one of all employing above-described embodiments, or the equivalent variations of doing according to above-described embodiment, all in protection domain of the present invention.
Take below the Halogen high workability wire forming of the resistance to xanthochromia PP Pipe Compound goods of embodiment 1, embodiment 2 and embodiment 3 are carried out to quantitative measurement as example, specifically referring to table 1.
Table 1.
| Physicals | Testing standard | Unit | Embodiment 1 | Embodiment 2 | Embodiment 2 |
| Density | GB/T1033 | g/cm3 | 0.89 | 0.9 | 0.9 |
| Melting index | GB/T3682 | g/10min | 125 | 110 | 100 |
| Tensile strength | GB/T1040 | Mpa | 6.5 | 7.8 | 8.5 |
| Elongation at break | GB/T1040 | % | 630 | 650 | 680 |
| Shore hardness | GB/T2411 | A | 65 | 75 | 85 |
| Resistance to xanthochromia rank | GB/T16422 | Level | Level Four | Level Four | Level Four |
By table 1, can learn, it is good that the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound of the present invention has Halogen, resistance to xanthochromia, cohesiveness, and tensile strength is high, and high flowing, the advantage such as injection molding moulding very easily, due to Halogen, effectively stops can discharge objectionable impurities in burning and heat-processed, threaten the health of human body and the phenomenon of environment, can be widely used in other wire products such as high-grade earphone cord plug adventitia and data cable plug adventitia, and processing step is succinct, is easy to realize.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also change and revise above-mentioned embodiment.Therefore, the present invention is not limited to embodiment disclosed and described above, to modifications and changes more of the present invention, also should fall in the protection domain of claim of the present invention.In addition,, although used some specific terms in this specification sheets, these terms just for convenience of description, do not form any restriction to the present invention.As described in the above embodiment the present invention, adopt method same or similar with it and component and other materials of obtaining and preparation method thereof all in protection domain of the present invention.
Claims (10)
1. the Halogen high workability wire forming of a resistance to xanthochromia PP Pipe Compound, is characterized in that, its raw material by following mass percent forms:
SEBS rubber resin 20～50 ﹪,
Softening softening agent 20～40 ﹪,
Polyolefin elastomer 5～15 ﹪,
Functional resin 5～15 ﹪,
Acrylic resin 10～30 ﹪,
Oxidation inhibitor 0.3～1.5 ﹪,
Photostabilizer 0.3～1.5 ﹪,
Processing aid 0.3～1.5 ﹪.
2. the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound according to claim 1, is characterized in that: described SEBS rubber resin is SIS/SEBS.
3. the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound according to claim 1, is characterized in that: described softening softening agent is at least one in saturated straight chain naphthenic oil, white mineral oil.
4. the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound according to claim 1, is characterized in that: described polyolefin elastomer is at least one in ethylene-octene copolymer, ethylene-butene copolymer, propylene-ethylene copolymers.
5. the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound according to claim 1, is characterized in that: described functional resin is at least one in C5 petroleum resin, C9 petroleum resin, alpha-methyl styrene polymer.
6. the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound according to claim 1, is characterized in that: described acrylic resin is at least one in homo-polypropylene, Co-polypropylene, atactic copolymerized polypropene.
7. the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound according to claim 1, is characterized in that: described oxidation inhibitor is phenols, phosphorous acid esters or contains at least one in thioesters class.
8. the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound according to claim 1, is characterized in that: described photostabilizer is at least one in hydroxy benzophenone ketone photostabilizer, hydroxybenzotriazole class photostabilizer, hindered amines stablizer, Hinered phenols photostabilizer, mineral-type photostabilizer and composite efficient photostabilizer.
9. the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound according to claim 1, is characterized in that: described processing aid is at least one in low molecule ester class, polysiloxane-based, metal soap, stearic acid complex ester class, amides.
10. a preparation method for the arbitrary described Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound in claim 1～9, is characterized in that: it comprises the following steps:
(1) first with SEBS rubber resin, fully absorb softening softening agent, then SEBS rubber resin, polyolefin elastomer, functional resin, acrylic resin, oxidation inhibitor, photostabilizer and the processing aid component of the softening softening agent of good absorption are fully mixed in proportion, obtain mixture;
(2) described mixture being added to length-to-diameter ratio is that 40:1 ~ 48:1, extrusion temperature are melting mixing in 160 ~ 200 ℃, the rotating speed strong shearing twin screw extruder that is 350 ~ 480rpm, then successively through extruding, obtain the Halogen high workability wire forming of resistance to xanthochromia PP Pipe Compound goods after tie rod, air-cooled, pelletizing and drying process.
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| CN108690311A (en) * | 2018-05-31 | 2018-10-23 | 深圳市普特美橡塑原料有限公司 | A kind of preparation method of conduction TPE data transmission wire materials |
| CN112011144A (en) * | 2020-09-08 | 2020-12-01 | 惠州市元塑高分子材料有限公司 | Wire rod coating material and preparation method and application thereof |
| CN114058147A (en) * | 2021-12-07 | 2022-02-18 | 东莞市通锦新材料科技有限公司 | Special TPE silica gel-like extrusion material and preparation method thereof |
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| CN114773768B (en) * | 2022-05-13 | 2023-09-08 | 安徽雄亚塑胶科技有限公司 | TPE tension ring material and preparation method thereof |
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