阅读说明：本技术 一种抗静电特氟龙管材专用料及其制备方法 (A kind of antistatic Teflon special material for tube and preparation method thereof ) 是由 贾汝锋 杨国芳 吕振亚 于 2019-08-16 设计创作，主要内容包括：本发明涉及一种抗静电特氟龙管材专用料及其制备方法,按照重量成分,其基本配方如下：有机氟树脂69%-85%、增韧剂3%-20%、导电填料2%-15%、增强填料2%-18%、分散剂0.1%-1%、润滑剂0.1%-1%、热稳定剂0.3%-2%、成核剂0.1%-1.5%、抗氧剂0.1%-2%,将上述配方按照一定比例称重,置于高混机中低速混合1～3分钟,高速混合3～10分钟,将混合物投入双螺杆挤出机储料罐中,熔融挤出；使用上述配方及工艺,可以使特氟龙管材专用料具有强度高、耐高压、韧性好、防爆裂、抗静电等功能,改善了特氟龙管材的机械性能,并赋予其优异的抗静电性,使用更加安全可靠。(The present invention relates to a kind of antistatic Teflon special material for tube and preparation method thereof, according to weight item, its basic recipe is as follows: organic fluorine 69%-85%, toughener 3%-20%, conductive filler 2%-15%, reinforcing filler 2%-18%, dispersing agent 0.1%-1%, lubricant 0.1%-1%, heat stabilizer 0.3%-2%, nucleating agent 0.1%-1.5%, antioxidant 0.1%-2%, above-mentioned formula is weighed according to a certain percentage, it is placed in mixed on low speed 1~3 minute in high mixer, mixed at high speed 3~10 minutes, mixture is put into double screw extruder storage tank, melting extrusion；Using above-mentioned formula and technique, teflon pipe material PP Pipe Compound can be made to have the function of high intensity, high pressure resistant, good toughness, explosion-proof, antistatic etc., improve the mechanical performance of Teflon tubing, and assign its excellent antistatic property, use is more safe and reliable.)

1. a kind of antistatic Teflon special material for tube, which is characterized in that comprise the following raw materials by weight percent: Organic fluoride Resin 69%-85%, toughener 3%-20%, conductive filler 2%-15%, reinforcing filler 2%-18%, dispersing agent 0.1%-1%, lubricant 0.1%-1%, heat stabilizer 0.3%-2%, nucleating agent 0.1%-1.5%, antioxidant 0.1%-2%.

2. a kind of antistatic Teflon special material for tube according to claim 1, it is characterised in that: the Organic fluoride tree Rouge includes polytetrafluoroethylene (PTFE), fluorinated ethylene propylene copolymer, tetrafluoroethylene-perfluoro alkoxy vinyl ethers copolymer, poly- trifluoro One of vinyl chloride, ethylene-chlorotrifluoro-ethylene copolymer, ethylene-tetrafluoroethylene copolymer and Kynoar or it is a kind of with On mixture.

3. a kind of antistatic Teflon special material for tube according to claim 1, it is characterised in that: the toughener packet Include ultra-high molecular weight polyethylene, ethylene-octene copolymer, ethylene-methyl acrylate-glyceryl methacrylate copolymerization One of object, Methyl Methacrylate-Butadiene-Styrene Copolymer or more than one mixture；The conduction is filled out Material includes one of conductive black, electrically conductive graphite, carbon fiber, conductive metal powder, metallic fiber or more than one mixture.

4. a kind of antistatic Teflon special material for tube according to claim 1, it is characterised in that: the reinforcing filler Including one of talcum powder, calcium carbonate, mica powder, kaolin, wollastonite, barium sulfate or more than one mixture.

5. a kind of antistatic Teflon special material for tube according to claim 1, it is characterised in that: the dispersing agent packet Include one of white oil, polytetrafluoroethylene powder, polyethylene wax, oxidized polyethylene wax, polypropylene wax or more than one mixture.

6. a kind of antistatic Teflon special material for tube according to claim 1, it is characterised in that: the lubricant packet Include one of ethylene bis stearamide, silicone powder, modified ethylene bis stearamide, pentaerythritol stearate or more than one Mixture.

7. a kind of antistatic Teflon special material for tube according to claim 1, it is characterised in that: the heat stabilizer Including calcium stearate, dibutyl tin dilaurate, lead sulfate tribasic, 2 ethyl hexanoic acid zinc, triphenyl phosphite, phosphorous acid one One of benzene di-isooctyl or more than one mixture.

8. a kind of antistatic Teflon special material for tube according to claim 1, it is characterised in that: the nucleating agent packet Include 3,4- dimethylbenzylidensorbitol, 2,2^,It is ,-di-2-ethylhexylphosphine oxide (4,6- t-butyl phenol) phosphine aluminium salt, poly- cyclohexyl. vinyl, right Chlorine is to one of methyl dibenzal sorbitol, two (two benzal of 3,4- dimethyl) sorbierites or more than one mixture.

9. a kind of antistatic Teflon special material for tube according to claim 1, it is characterised in that: the antioxidant packages Include four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters, three [2,4- di-tert-butyl-phenyl] phosphite esters, 1,1,3- tri- (2- methyl -4- hydroxyl -5- tert-butyl-phenyl) butane, N, N^,,-two (2- naphthalene) p-phenylenediamine, 2- mercapto benzene One of parallel imidazoles or more than one mixture.

10. a kind of preparation method of antistatic Teflon special material for tube described in any one of -9 according to claim 1, Be characterized in that, it the following steps are included:

Step 1, weighed by quality proportioning requirement required organic fluorine, toughener, conductive filler, reinforcing filler, dispersing agent, Lubricant, heat stabilizer, nucleating agent, antioxidant；

Step 2 each raw material weighed in step 1 is added in high mixer, mixed on low speed 1~3 minute, 3~10 points of mixed at high speed Clock；

Step 3 adds twin-screw extrude mixture obtained in step 2, and melting extrusion is granulated, and can be obtained described anti- Electrostatic Teflon special material for tube.

Technical field

The invention belongs to processing of high molecular material preparation technical fields, and in particular to a kind of antistatic Teflon tubing is dedicated Material and preparation method thereof.

Background technique

Teflon plastics have excellent heat resistance, wear resistance, corrosion resistance, surface non-stick, resistance to ag(e)ing, hypotonic The many merits such as permeability, noninflammability, before there is boundless application in fields such as aerospace, weaponry, oil-gas pipelines Scape, but the insulating properties of Teflon itself also limits its application to a certain extent, therefore, it is antistatic to assign Teflon plastics Property, and the service performance for keeping its excellent, there is highly important application value.

A kind of antistatic Teflon special material for tube has the functional filler of antistatic effect, Yi Jiqi by adding Its auxiliary agent is applying it in pipe material field, has excellent antistatic effect, has both good high pressure resistant, resistant to bending, resistance to Abrasion, corrosion resistance, there has been no relevant documents or patent to report at present.

Summary of the invention

The object of the present invention is to provide a kind of antistatic Teflon special material for tube and preparation method thereof, are keeping Teflon Under the premise of excellent high pressure resistant, resistant to bending, wear-resistant, corrosion resistance, its excellent antistatic property is assigned, reaches ideal Application effect.

The object of the present invention is achieved like this: a kind of antistatic Teflon special material for tube, it is by following weight percent The raw material of ratio forms: organic fluorine 69%-85%, toughener 3%-20%, conductive filler 2%-15%, reinforcing filler 2%-18%, dividing Powder 0.1%-1%, lubricant 0.1%-1%, heat stabilizer 0.3%-2%, nucleating agent 0.1%-1.5%, antioxidant 0.1%-2%.

The organic fluorine includes polytetrafluoroethylene (PTFE), fluorinated ethylene propylene copolymer, tetrafluoroethylene-perfluoro alkoxy Vinyl ether co-polymer, polytrifluorochloroethylene, ethylene-chlorotrifluoro-ethylene copolymer, ethylene-tetrafluoroethylene copolymer and gather inclined fluorine One of ethylene or more than one mixture.

The toughener includes ultra-high molecular weight polyethylene, ethylene-octene copolymer, ethylene-methyl acrylate-methyl One of glycidyl acrylate, Methyl Methacrylate-Butadiene-Styrene Copolymer or more than one mixing Object；The conductive filler includes one of conductive black, electrically conductive graphite, carbon fiber, conductive metal powder, metallic fiber or one Kind or more mixture.

The reinforcing filler include one of talcum powder, calcium carbonate, mica powder, kaolin, wollastonite, barium sulfate or More than one mixture.

The dispersing agent include white oil, polytetrafluoroethylene powder, polyethylene wax, oxidized polyethylene wax, in polypropylene wax One or more kinds of mixtures.

The lubricant includes ethylene bis stearamide, silicone powder, modified ethylene bis stearamide, pentaerythrite tristearin One of acid esters or more than one mixture.

The heat stabilizer includes calcium stearate, dibutyl tin dilaurate, lead sulfate tribasic, 2 ethyl hexanoic acid One of zinc, triphenyl phosphite, diisooctyl phenyl phosphite or more than one mixture.

The nucleating agent includes 3,4- dimethylbenzylidensorbitol, 2,2^,,-di-2-ethylhexylphosphine oxide (4,6- t-butyl phenol) Phosphine aluminium salt, poly- cyclohexyl. vinyl, to chlorine to one of methyl dibenzal sorbitol, two (two benzal of 3,4- dimethyl) sorbierites Or more than one mixture.

The antioxidant include four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters, three [2,4- Di-tert-butyl-phenyl] phosphite ester, 1,1,3- tri- (2- methyl -4- hydroxyl -5- tert-butyl-phenyl) butane, N, N^,,-two (2- naphthalenes Base) p-phenylenediamine, one of 2- mercapto benzimidazole or more than one mixture.

A kind of preparation method of antistatic Teflon special material for tube, which is characterized in that it the following steps are included:

Step 1, weighed by quality proportioning requirement required organic fluorine, toughener, conductive filler, reinforcing filler, dispersing agent, Lubricant, heat stabilizer, nucleating agent, antioxidant；

Step 2 each raw material weighed in step 1 is added in high mixer, mixed on low speed 1~3 minute, 3~10 points of mixed at high speed Clock；

Step 3 adds twin-screw extrude mixture obtained in step 2, and melting extrusion is granulated, and can be obtained described anti- Electrostatic Teflon special material for tube.

Beneficial effects of the present invention:

(1) conductive filler is added, significantly improves the antistatic effect of Teflon special material for tube.

(2) reinforcing filler is added, significantly improves the high pressure resistant, wear-resistant of Teflon special material for tube, anticorrosion effect, And it reduces costs.

(3) toughener is added, significantly improves the flexibility of Teflon special material for tube, hence it is evident that improve showing for cracking As.

Specific embodiment

Below with reference to embodiment, the present invention will be further described.Embodiment of the present invention can only be considered to the present invention Explanation and the present invention cannot be limited, claims indicate the scope of the present invention, therefore, with claim of the invention Any change in the comparable meaning and scope of book, is all considered as being included within the scope of the claims.