CN103724836A - High-plasticization rubber power hose material - Google Patents

Abstract

The invention discloses a high-plasticization rubber power hose material which comprises the following raw materials in parts by weight: 97-100 parts of EPDM 4770R, 10-16 parts of PEKEKK, 4-5 parts of poly (4-methyl-1-pentene), 2-3 parts of waste scrap iron, 3-5 parts of guar gum, 3-4 parts of polyaniline, 1-2 parts of polylactic acid, 2-3 parts of 1,3,4,6-tetrakis (methoxymethyl) glycoluril, 0.8-1 part of butyl tin tris-2-ethylexanoate, 10-17 parts of precipitated barium sulphate, 3-4 parts of zinc phosphate, 1-2 parts of titanium white powder, 6-9 parts of diisodecyl phthalate, 1-2 parts of an accelerant CZ, 0.9-1.4 parts of sulphur and 15-23 parts of composite filler. According to the invention, a high-plasticization rubber power hose has an excellent elastic resilience property, strong compression resistance and corrosion resistance, good ageing resistance and superior comprehensive performance.

Description

A kind of high plasticizing rubber power flexible pipe material

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Technical field

The present invention relates generally to auto parts machinery field, relates in particular to a kind of high plasticizing rubber power flexible pipe material.

Background technology

The mechanical steering device of automobile can be realized turning to of automobile, but when steering shaft load is larger, only depends on officer's muscle power to be difficult to turn to smoothly as steerable energy.In order to have alleviated the reactive force of pilot control steering wheel, people increase a set of power steering power assisting device on the basis of mechanical steering device, and rubber hose in this device needs rebound resilience good, the characteristic such as crushing resistance is strong, the normal use of this device of guarantee.

Summary of the invention

The object of the invention is just to provide a kind of high plasticizing rubber power flexible pipe material.

The present invention is achieved by the following technical solutions:

A high plasticizing rubber power flexible pipe material, it is comprised of the raw material of following weight parts:

Terpolymer EP rubber 4770R 97-100, polyetherketoneetherketoneketone 10-16, poly--4-methyl-1-pentene 4-5, waste iron filing 2-3, guar gum 3-5, electrically conductive polyaniline 3-4, poly(lactic acid) 1-2, tetramethoxymethylglycoluril 2-3, three sad butyl tin 0.8-1, process white 10-17, zinc phosphate 3-4, titanium dioxide 1-2, Di Iso Decyl Phthalate 6-9, accelerant CZ 1-2, sulphur 0.9-1.4, compounded mix 15-23;

Described compounded mix is comprised of the raw material of following weight parts:

Black earth 43-50, Fuller's earth 15-20, aluminium nitride 2-4, methylisothiazolinone 1-2, ricinolic acid 1-2, oxidized polyethlene wax 3-4, irgasfos 168 0.6-1;

Above-mentioned black earth is mixed with Fuller's earth, at 500-600 ℃, calcine 2-3 hour, after discharging is cooling, mix with aluminium nitride, adding suitable quantity of water grinds, the hydrochloric acid adjusting PH that adds 10-13% is 4-5, and being heated to system temperature is 50-60 ℃, adds oxidized polyethlene wax, irgasfos 168, insulated and stirred 3-5 minute, repeated hydrogenation sodium oxide is adjusted to neutrality, and spraying is dry, obtains powder; Gained powder is mixed with other remaining component, grind and evenly obtain described compounded mix.

A preparation method for high plasticizing rubber power flexible pipe material, comprises the following steps:

Above-mentioned polyetherketoneetherketoneketone is mixed with poly--4-methyl-1-pentene, and at 100-120 ℃, heated and stirred 10-15 minute, is cooled to normal temperature, adds three sad butyl tin, stirs, and mixes to put into Banbury mixer and refine glue 10-20 time with terpolymer EP rubber 4770R; Add each raw material except sulphur, accelerant CZ, mixing to 95-100 ℃, binder removal, is cooled to below 50 ℃, drops in mill, adds each raw material of residue, and thin-pass 3-5 time obtains described high plasticizing rubber power flexible pipe material.

Advantage of the present invention is:

High plasticizing rubber power flexible pipe of the present invention has good rebound performance, and resistance to compression, erosion resistance are strong, and ageing-resistant effective, over-all properties is superior.

Embodiment

Embodiment 1

A high plasticizing rubber power flexible pipe material, it by following weight parts (kilogram) raw material form:

Terpolymer EP rubber 4770R 100, polyetherketoneetherketoneketone 16, poly--4-methyl-1-pentene 4, waste iron filing 2, guar gum 5, electrically conductive polyaniline 4, poly(lactic acid) 1, the sad butyl tin 0.8 of tetramethoxymethylglycoluril 2, three, process white 17, zinc phosphate 3, titanium dioxide 1, Di Iso Decyl Phthalate 6, accelerant CZ 1, sulphur 0.9, compounded mix 23;

Described compounded mix is comprised of the raw material of following weight parts:

Black earth 50, Fuller's earth 20, aluminium nitride 4, methylisothiazolinone 1, ricinolic acid 2, oxidized polyethlene wax 3, irgasfos 168 0.6;

Above-mentioned black earth is mixed with Fuller's earth, at 600 ℃, calcine 3 hours, after discharging is cooling, mix with aluminium nitride, adding suitable quantity of water grinds, adding 13% hydrochloric acid, to regulate PH be 5, and being heated to system temperature is 60 ℃, adds oxidized polyethlene wax, irgasfos 168, insulated and stirred 5 minutes, repeated hydrogenation sodium oxide is adjusted to neutrality, and spraying is dry, obtains powder; Gained powder is mixed with other remaining component, grind and evenly obtain described compounded mix.

A preparation method for high plasticizing rubber power flexible pipe material, comprises the following steps:

Above-mentioned polyetherketoneetherketoneketone is mixed with poly--4-methyl-1-pentene, and at 120 ℃, heated and stirred is 10 minutes, is cooled to normal temperature, adds three sad butyl tin, stirs, and mixes to put into Banbury mixer and refine glue 20 times with terpolymer EP rubber 4770R; Add each raw material except sulphur, accelerant CZ, mixing to 100 ℃, binder removal, is cooled to below 50 ℃, drops in mill, adds each raw material of residue, and thin-pass 5 times obtains described high plasticizing rubber power flexible pipe material.

Performance test:

Tensile strength at yield: 13.6Mpa;

Elongation at break: 311%;

150 ℃ * 24h * 25% compression set: 10.7%;

500000 pressure 7 Mpa normal temperature long duration tests: by;

500000 pressure 7 Mpa high temperature long duration tests: by;

150 ℃ * 70h air oven aging test:

Tensile strength at yield reduced rate: 6.1%, elongation at break reduced rate: 7.8%.

Claims (2)

1. a high plasticizing rubber power flexible pipe material, is characterized in that what it was comprised of the raw material of following weight parts:

Terpolymer EP rubber 4770R 97-100, polyetherketoneetherketoneketone 10-16, poly--4-methyl-1-pentene 4-5, waste iron filing 2-3, guar gum 3-5, electrically conductive polyaniline 3-4, poly(lactic acid) 1-2, tetramethoxymethylglycoluril 2-3, three sad butyl tin 0.8-1, process white 10-17, zinc phosphate 3-4, titanium dioxide 1-2, Di Iso Decyl Phthalate 6-9, accelerant CZ 1-2, sulphur 0.9-1.4, compounded mix 15-23;

Described compounded mix is comprised of the raw material of following weight parts:

Black earth 43-50, Fuller's earth 15-20, aluminium nitride 2-4, methylisothiazolinone 1-2, ricinolic acid 1-2, oxidized polyethlene wax 3-4, irgasfos 168 0.6-1;

Above-mentioned black earth is mixed with Fuller's earth, at 500-600 ℃, calcine 2-3 hour, after discharging is cooling, mix with aluminium nitride, adding suitable quantity of water grinds, the hydrochloric acid adjusting PH that adds 10-13% is 4-5, and being heated to system temperature is 50-60 ℃, adds oxidized polyethlene wax, irgasfos 168, insulated and stirred 3-5 minute, repeated hydrogenation sodium oxide is adjusted to neutrality, and spraying is dry, obtains powder; Gained powder is mixed with other remaining component, grind and evenly obtain described compounded mix.

2. height as claimed in claim 1 plastifies a preparation method for rubber power flexible pipe material, it is characterized in that comprising the following steps:

Above-mentioned polyetherketoneetherketoneketone is mixed with poly--4-methyl-1-pentene, and at 100-120 ℃, heated and stirred 10-15 minute, is cooled to normal temperature, adds three sad butyl tin, stirs, and mixes to put into Banbury mixer and refine glue 10-20 time with terpolymer EP rubber 4770R; Add each raw material except sulphur, accelerant CZ, mixing to 95-100 ℃, binder removal, is cooled to below 50 ℃, drops in mill, adds each raw material of residue, and thin-pass 3-5 time obtains described high plasticizing rubber power flexible pipe material.