CN109851874A - It is a kind of for producing the interior glue formula of sebific duct - Google Patents

It is a kind of for producing the interior glue formula of sebific duct Download PDF

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Publication number
CN109851874A
CN109851874A CN201910202524.1A CN201910202524A CN109851874A CN 109851874 A CN109851874 A CN 109851874A CN 201910202524 A CN201910202524 A CN 201910202524A CN 109851874 A CN109851874 A CN 109851874A
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China
Prior art keywords
interior glue
sebific duct
producing
glue
interior
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CN201910202524.1A
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张敦谊
王耀杰
袁渊昊
梁军政
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Pingdingshan Mineral Benefit Hose Products Ltd By Share Ltd
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Pingdingshan Mineral Benefit Hose Products Ltd By Share Ltd
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Priority to CN201910202524.1A priority Critical patent/CN109851874A/en
Publication of CN109851874A publication Critical patent/CN109851874A/en
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  • Compositions Of Macromolecular Compounds (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The invention discloses a kind of for producing the interior glue formula of sebific duct, and the interior glue formula is made of following raw material in parts by weight: nitrile rubber 25-30, iron oxide red 4-8, magnesia 2-5, zinc oxide 1-3, flowable 1-3.The present invention is by using nitrile rubber, raw material of some raw materials such as iron oxide red as glue in producing, solves the easy influence by pumped (conveying) medium of interior glue of production inner glue layer at present, the phenomenon that there is Local Cracking or hardening, the problem of the problem of reducing inner glue layer service life, this is used to produce the interior glue formula of sebific duct, has the long advantage of service life of the products, product after the completion of production can achieve the effect that splendid, the physical mechanical property of interior glue is excellent, tensile strength can reach 17.0MPa, elongation is 340% or so, it is not only able to realize and drops weight cost declining, and high production efficiency, the inner glue layer can be avoided trouble cracked in the process, the economy to user is avoided to cause certain loss, it is worth of widely use.

Description

It is a kind of for producing the interior glue formula of sebific duct
Technical field
It is specially a kind of for producing the interior glue formula of sebific duct the present invention relates to sebific duct technical field.
Background technique
It is defeated as fluid with the modernization of the development of various industrial machines, especially automobile, aircraft oil hydraulic fluid press mechanical pressing The hose for sending utensil to play artery effect develops very rapidly in decades recently, its purposes constantly expands, and type increasingly increases It is more, nowadays have become industrial or agricultural product, product system huge in daily medical products, sebific duct is to convey gas, liquid, slurry A kind of tubular rubber product of shape or granular material, sebific duct stress to pass through the techniques such as vulcanization with polymer chemistry raw material compared to hose The rubber hose of extrusion forming, hose then include larger range of metal hose, bellows, hydraulic hose etc., and sebific duct is present It can also be by interior outer glue-line in the feed flow pressure supply in engineering machinery applied in the feed flow pressure supply system of hydraulic support It is formed with casing play (or middle layer), wherein inner glue layer directly bears the abrasion of pumped (conveying) medium, corrodes, and outer glue-line protects sebific duct For inner body not by the damage of external environment and erosion, casing play is the bearing course of sebific duct, assigns tube body strength and stiffness, the work of sebific duct Make material and structure that pressure depends on casing play.
Sebific duct has been applied to the numerous areas of life production, concludes applying working condition, common tubing includes water-supply-pipe, hot water Pipe, steam pipe, Hai Yongguan, food and drink pipe, air hose, welded pipe, fuel gas conduit, ventilation duct, materail tube, petroleum pipeline, chemical tube, High-voltage tube etc., the basic working procedure that sebific duct produces is rubber compound processing, cord and canvas are processed, sebific duct forms, vulcanizes etc., different The sebific duct of structure and different skeletons, the processing method and sebific duct molding equipment of inner glue layer are different, since inner glue layer is directly born The abrasion and erosion of pumped (conveying) medium, therefore, making interior collagen material involved by inner glue layer then becomes the emphasis of research and development, makes at present The easy influence by pumped (conveying) medium of interior glue for making inner glue layer, the phenomenon that Local Cracking occur or harden, reduces interior The service life of glue-line, for this purpose, we have proposed a kind of for producing the interior glue formula of sebific duct, to solve above-mentioned ask Topic.
Summary of the invention
The purpose of the present invention is to provide a kind of for producing the interior glue formula of sebific duct, has service life long advantage, The interior glue for solving production inner glue layer at present is easy influence by pumped (conveying) medium, Local Cracking occurs or occur hardening show As, reduce inner glue layer service life the problem of.
To achieve the above object, the invention provides the following technical scheme: it is a kind of for producing the interior glue formula of sebific duct, it is described Interior glue formula is made of following raw material in parts by weight: nitrile rubber 25-30, iron oxide red 4-8, magnesia 2-5, zinc oxide 1-3, stream Dynamic agent 1-3, carbon black 20-30, light calcium 5-10, dibutyl ester 5-10, sulphur 1-5, benzoic acid 2-8, promotor 0.1-0.5, paste use tree Rouge 10-15.
Preferably, described that anti-aging agent 401 and anti-aging agent RD can also be added in above-mentioned raw materials, parts by weight are 0.6.
Preferably, the nitrile rubber is specially nitrile rubber 41, and the carbon black is specially carbon black N539, the promotor Specially accelerant C TP.
Preferably, the specific preparation method of interior glue is realized according to the following steps:
Step 1: it plasticates: nitrile rubber and iron oxide red is plasticated on a mill, roll spacing 2-4mm, roller temperature is controlled at 50-60 DEG C, It plasticates and obtains broken-down rubber after 10-15min;
Step 2: mixing: to broken-down rubber be added magnesia, zinc oxide, anti-aging agent 401, anti-aging agent RD and flowable, mixing 2min, Carbon black mixing 4min is added again, is eventually adding light calcium and dibutyl ester, mixing 4min, temperature is controlled at 110 DEG C, when amounting to mixing Between be 10min, obtain masterbatch;
Step 3: mill: masterbatch being put into roller, mill 1min, and accelerant C TP, benzoic acid, Sulfur and paste resin is added, The mill time is 8min-10min;
Step 4: plastic squeeze: being squeezed out interior glue using extrusion process, and after the completion of cooling, interior glue can be obtained.
Preferably, the extrusion process temperature are as follows: 80 DEG C ± 5 DEG C of head, 90 DEG C ± 5 DEG C of extruding zone, 60 DEG C ± 5 of fluxing zone DEG C, 50 DEG C ± 5 DEG C of feeding section, 40 DEG C ± 5 DEG C of spiro rod section.
Preferably, the rubber outlet machine screw speed is 20r.p.m-40r.p.m, and inclination angle is 54 ° 44 '.
Preferably, in the extrusion when glue, dumping when temperature reaches 90 DEG C controls inner glue layer with a thickness of 2.5mm.
Compared with prior art, the beneficial effects of the present invention are: the present invention is by using some originals such as nitrile rubber, iron oxide red Expect that the interior glue for solving production inner glue layer at present as the raw material for producing interior glue is easy the influence by pumped (conveying) medium, occurs The problem of Local Cracking or the phenomenon that harden, the problem of reducing inner glue layer service life, this is used to produce the interior of sebific duct Glue formula has the long advantage of service life of the products, and product after the completion of production can achieve the effect that splendid, the object of interior glue It is excellent to manage mechanical performance, tensile strength can reach 17.0MPa, and elongation is 340% or so, be not only able to realize that drop is dropped into again This, and high production efficiency, the inner glue layer can be avoided trouble cracked in the process, and the economy to user is avoided to make At certain loss, from comprehensive performance, practicability is higher, is worth of widely use.
Specific embodiment
Below by by way of embodiment to for a more detailed description, these being merely illustrative of property of embodiment of the invention Without any limitation of the scope of the invention.
The present invention provides a kind of technical solution: a kind of for producing the interior glue formula of sebific duct, interior glue formula is in parts by weight It is made of following raw material: nitrile rubber 25-30, iron oxide red 4-8, magnesia 2-5, zinc oxide 1-3, flowable 1-3, carbon black 20-30, Light calcium 5-10, dibutyl ester 5-10, sulphur 1-5, benzoic acid 2-8, promotor 0.1-0.5, paste resin 10-15.
Embodiment one:
The interior glue formula for being used to produce sebific duct of the present embodiment citing, parts by weight of raw materials precentagewise includes nitrile rubber 25.1%, Iron oxide red 4.0%, magnesia 2.1%, zinc oxide 1.0%, flowable 1.0%, carbon black 20.2%, light calcium 5.3%, dibutyl ester 5.2%, sulphur 1.1%, benzoic acid 2.0%, promotor 0.11%, paste resin 10.3%.
In the present embodiment, anti-aging agent 401 and anti-aging agent RD can also be added in above-mentioned raw materials, parts by weight are 0.6%。
In the present embodiment, nitrile rubber is specially nitrile rubber 41, and the carbon black is specially carbon black N539, the promotor Specially accelerant C TP.
In the present embodiment, glue preparation method in a kind of sebific duct, comprising the following steps:
Step 1: it plasticates: nitrile rubber and iron oxide red is plasticated on a mill, roll spacing 2-4mm, roller temperature is controlled at 50-60 DEG C, It plasticates and obtains broken-down rubber after 10-15min;
Step 2: mixing: to broken-down rubber be added magnesia, zinc oxide, anti-aging agent 401, anti-aging agent RD and flowable, mixing 2min, Carbon black mixing 4min is added again, is eventually adding light calcium and dibutyl ester, mixing 4min, temperature is controlled at 110 DEG C, when amounting to mixing Between be 10min, obtain masterbatch;
Step 3: mill: masterbatch being put into roller, mill 1min, and accelerant C TP, benzoic acid, Sulfur and paste resin is added, The mill time is 8min-10min;
Step 4: plastic squeeze: being squeezed out interior glue using extrusion process, and after the completion of cooling, interior glue can be obtained.
In the present embodiment, extrusion process temperature are as follows: 80 DEG C ± 5 DEG C of head, 90 DEG C ± 5 DEG C of extruding zone, 60 DEG C ± 5 of fluxing zone DEG C, 50 DEG C ± 5 DEG C of feeding section, 40 DEG C ± 5 DEG C of spiro rod section.
In the present embodiment, rubber outlet machine screw speed is 20r.p.m-40r.p.m, and inclination angle is 54 ° 44 '.
In the present embodiment, when squeezing out interior glue, dumping when temperature reaches 90 DEG C controls inner glue layer with a thickness of 2.5mm.
Embodiment two:
The interior glue formula for being used to produce sebific duct of the present embodiment citing, parts by weight of raw materials precentagewise includes nitrile rubber 26.8%, Iron oxide red 5.0%, magnesia 2.6%, zinc oxide 1.4%, flowable 1.4%, carbon black 23.1%, light calcium 5.7%, dibutyl ester 5.8%, sulphur 1.9%, benzoic acid 2.5%, promotor 0.2%, paste resin 12.4%.
In the present embodiment, anti-aging agent 401 and anti-aging agent RD can also be added in above-mentioned raw materials, parts by weight are 0.6%。
In the present embodiment, nitrile rubber is specially nitrile rubber 41, and the carbon black is specially carbon black N539, the promotor Specially accelerant C TP.
In the present embodiment, glue preparation method in a kind of sebific duct, comprising the following steps:
Step 1: it plasticates: nitrile rubber and iron oxide red is plasticated on a mill, roll spacing 2-4mm, roller temperature is controlled at 50-60 DEG C, It plasticates and obtains broken-down rubber after 10-15min;
Step 2: mixing: to broken-down rubber be added magnesia, zinc oxide, anti-aging agent 401, anti-aging agent RD and flowable, mixing 2min, Carbon black mixing 4min is added again, is eventually adding light calcium and dibutyl ester, mixing 4min, temperature is controlled at 110 DEG C, when amounting to mixing Between be 10min, obtain masterbatch;
Step 3: mill: masterbatch being put into roller, mill 1min, and accelerant C TP, benzoic acid, Sulfur and paste resin is added, The mill time is 8min-10min;
Step 4: plastic squeeze: being squeezed out interior glue using extrusion process, and after the completion of cooling, interior glue can be obtained.
In the present embodiment, extrusion process temperature are as follows: 80 DEG C ± 5 DEG C of head, 90 DEG C ± 5 DEG C of extruding zone, 60 DEG C ± 5 of fluxing zone DEG C, 50 DEG C ± 5 DEG C of feeding section, 40 DEG C ± 5 DEG C of spiro rod section.
In the present embodiment, rubber outlet machine screw speed is 20r.p.m-40r.p.m, and inclination angle is 54 ° 44 '.
In the present embodiment, when squeezing out interior glue, dumping when temperature reaches 90 DEG C controls inner glue layer with a thickness of 2.5mm.
Embodiment three:
The interior glue formula for being used to produce sebific duct of the present embodiment citing, parts by weight of raw materials precentagewise includes nitrile rubber 27.2%, Iron oxide red 5.8%, magnesia 3.1%, zinc oxide 2.0%, flowable 2.1%, carbon black 24.2%, light calcium 6.9%, dibutyl ester 6.7%, sulphur 2.6%, benzoic acid 3.3%, promotor 0.3%, paste resin 13.2%.
In the present embodiment, anti-aging agent 401 and anti-aging agent RD can also be added in above-mentioned raw materials, parts by weight are 0.6%。
In the present embodiment, nitrile rubber is specially nitrile rubber 41, and the carbon black is specially carbon black N539, the promotor Specially accelerant C TP.
In the present embodiment, glue preparation method in a kind of sebific duct, comprising the following steps:
Step 1: it plasticates: nitrile rubber and iron oxide red is plasticated on a mill, roll spacing 2-4mm, roller temperature is controlled at 50-60 DEG C, It plasticates and obtains broken-down rubber after 10-15min;
Step 2: mixing: to broken-down rubber be added magnesia, zinc oxide, anti-aging agent 401, anti-aging agent RD and flowable, mixing 2min, Carbon black mixing 4min is added again, is eventually adding light calcium and dibutyl ester, mixing 4min, temperature is controlled at 110 DEG C, when amounting to mixing Between be 10min, obtain masterbatch;
Step 3: mill: masterbatch being put into roller, mill 1min, and accelerant C TP, benzoic acid, Sulfur and paste resin is added, The mill time is 8min-10min;
Step 4: plastic squeeze: being squeezed out interior glue using extrusion process, and after the completion of cooling, interior glue can be obtained.
In the present embodiment, extrusion process temperature are as follows: 80 DEG C ± 5 DEG C of head, 90 DEG C ± 5 DEG C of extruding zone, 60 DEG C ± 5 of fluxing zone DEG C, 50 DEG C ± 5 DEG C of feeding section, 40 DEG C ± 5 DEG C of spiro rod section.
In the present embodiment, rubber outlet machine screw speed is 20r.p.m-40r.p.m, and inclination angle is 54 ° 44 '.
In the present embodiment, when squeezing out interior glue, dumping when temperature reaches 90 DEG C controls inner glue layer with a thickness of 2.5mm.
Example IV:
The interior glue formula for being used to produce sebific duct of the present embodiment citing, parts by weight of raw materials precentagewise includes nitrile rubber 27.8%, Iron oxide red 6.4%, magnesia 3.7%, zinc oxide 2.3%, flowable 2.4%, carbon black 26.3%, light calcium 7.7%, dibutyl ester 7.9%, sulphur 3.4%, benzoic acid 4.9%, promotor 0.35%, paste resin 13.7%.
In the present embodiment, anti-aging agent 401 and anti-aging agent RD can also be added in above-mentioned raw materials, parts by weight are 0.6%。
In the present embodiment, nitrile rubber is specially nitrile rubber 41, and the carbon black is specially carbon black N539, the promotor Specially accelerant C TP.
In the present embodiment, glue preparation method in a kind of sebific duct, comprising the following steps:
Step 1: it plasticates: nitrile rubber and iron oxide red is plasticated on a mill, roll spacing 2-4mm, roller temperature is controlled at 50-60 DEG C, It plasticates and obtains broken-down rubber after 10-15min;
Step 2: mixing: to broken-down rubber be added magnesia, zinc oxide, anti-aging agent 401, anti-aging agent RD and flowable, mixing 2min, Carbon black mixing 4min is added again, is eventually adding light calcium and dibutyl ester, mixing 4min, temperature is controlled at 110 DEG C, when amounting to mixing Between be 10min, obtain masterbatch;
Step 3: mill: masterbatch being put into roller, mill 1min, and accelerant C TP, benzoic acid, Sulfur and paste resin is added, The mill time is 8min-10min;
Step 4: plastic squeeze: being squeezed out interior glue using extrusion process, and after the completion of cooling, interior glue can be obtained.
In the present embodiment, extrusion process temperature are as follows: 80 DEG C ± 5 DEG C of head, 90 DEG C ± 5 DEG C of extruding zone, 60 DEG C ± 5 of fluxing zone DEG C, 50 DEG C ± 5 DEG C of feeding section, 40 DEG C ± 5 DEG C of spiro rod section.
In the present embodiment, rubber outlet machine screw speed is 20r.p.m-40r.p.m, and inclination angle is 54 ° 44 '.
In the present embodiment, when squeezing out interior glue, dumping when temperature reaches 90 DEG C controls inner glue layer with a thickness of 2.5mm.
Embodiment five:
The interior glue formula for being used to produce sebific duct of the present embodiment citing, parts by weight of raw materials precentagewise includes nitrile rubber 29.8%, Iron oxide red 7.8%, magnesia 4.9%, zinc oxide 3.0%, flowable 2.9%, carbon black 29.8%, light calcium 9.7%, dibutyl ester 9.9%, sulphur 4.8%, benzoic acid 7.8%, promotor 0.5%, paste resin 14.9%.
In the present embodiment, anti-aging agent 401 and anti-aging agent RD can also be added in above-mentioned raw materials, parts by weight are 0.6%。
In the present embodiment, nitrile rubber is specially nitrile rubber 41, and the carbon black is specially carbon black N539, the promotor Specially accelerant C TP.
In the present embodiment, glue preparation method in a kind of sebific duct, comprising the following steps:
Step 1: it plasticates: nitrile rubber and iron oxide red is plasticated on a mill, roll spacing 2-4mm, roller temperature is controlled at 50-60 DEG C, It plasticates and obtains broken-down rubber after 10-15min;
Step 2: mixing: to broken-down rubber be added magnesia, zinc oxide, anti-aging agent 401, anti-aging agent RD and flowable, mixing 2min, Carbon black mixing 4min is added again, is eventually adding light calcium and dibutyl ester, mixing 4min, temperature is controlled at 110 DEG C, when amounting to mixing Between be 10min, obtain masterbatch;
Step 3: mill: masterbatch being put into roller, mill 1min, and accelerant C TP, benzoic acid, Sulfur and paste resin is added, The mill time is 8min-10min;
Step 4: plastic squeeze: being squeezed out interior glue using extrusion process, and after the completion of cooling, interior glue can be obtained.
In the present embodiment, extrusion process temperature are as follows: 80 DEG C ± 5 DEG C of head, 90 DEG C ± 5 DEG C of extruding zone, 60 DEG C ± 5 of fluxing zone DEG C, 50 DEG C ± 5 DEG C of feeding section, 40 DEG C ± 5 DEG C of spiro rod section.
In the present embodiment, rubber outlet machine screw speed is 20r.p.m-40r.p.m, and inclination angle is 54 ° 44 '.
In the present embodiment, when squeezing out interior glue, dumping when temperature reaches 90 DEG C controls inner glue layer with a thickness of 2.5mm.
Embodiment six:
The interior glue formula for being used to produce sebific duct of the present embodiment citing, parts by weight of raw materials precentagewise includes nitrile rubber 27.91%, iron oxide red 5.98%, magnesia 3.19%, zinc oxide 1.99%, flowable 1.99%, carbon black 25.92%, light calcium 7.97%, two Pungent rouge 6.78%, sulphur 1.59%, benzoic acid 3.19%, promotor 0.32%, paste resin 11.96%.
In the present embodiment, anti-aging agent 401 and anti-aging agent RD can also be added in above-mentioned raw materials, parts by weight are 0.6%。
In the present embodiment, nitrile rubber is specially nitrile rubber 41, and the carbon black is specially carbon black N539, the promotor Specially accelerant C TP.
In the present embodiment, glue preparation method in a kind of sebific duct, comprising the following steps:
Step 1: it plasticates: nitrile rubber and iron oxide red is plasticated on a mill, roll spacing 2-4mm, roller temperature is controlled at 50-60 DEG C, It plasticates and obtains broken-down rubber after 10-15min;
Step 2: mixing: to broken-down rubber be added magnesia, zinc oxide, anti-aging agent 401, anti-aging agent RD and flowable, mixing 2min, Carbon black mixing 4min is added again, is eventually adding light calcium and dibutyl ester, mixing 4min, temperature is controlled at 110 DEG C, when amounting to mixing Between be 10min, obtain masterbatch;
Step 3: mill: masterbatch being put into roller, mill 1min, and accelerant C TP, benzoic acid, Sulfur and paste resin is added, The mill time is 8min-10min;
Step 4: plastic squeeze: being squeezed out interior glue using extrusion process, and after the completion of cooling, interior glue can be obtained.
In the present embodiment, extrusion process temperature are as follows: 80 DEG C ± 5 DEG C of head, 90 DEG C ± 5 DEG C of extruding zone, 60 DEG C ± 5 of fluxing zone DEG C, 50 DEG C ± 5 DEG C of feeding section, 40 DEG C ± 5 DEG C of spiro rod section.
In the present embodiment, rubber outlet machine screw speed is 20r.p.m-40r.p.m, and inclination angle is 54 ° 44 '.
In the present embodiment, when squeezing out interior glue, dumping when temperature reaches 90 DEG C controls inner glue layer with a thickness of 2.5mm.
In summary: this is used to produce the interior glue formula of sebific duct, by using some raw material conducts such as nitrile rubber, iron oxide red The raw material of glue in producing solve the easy influence by pumped (conveying) medium of interior glue of production inner glue layer at present, part occur and open The problem of the problem of the phenomenon that splitting or hardening, reduction inner glue layer service life, have the long advantage of service life of the products, Product after the completion of production can achieve the effect that splendid, and the physical mechanical property of interior glue is excellent, and tensile strength can reach 17.0MPa, elongation are 340% or so, are not only able to realize and drop weight cost declining, and high production efficiency, which can Trouble cracked in the process is avoided, the economy to user is avoided to cause certain loss, from comprehensive performance, Practicability is higher, is worth of widely use.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (7)

1. a kind of for producing the interior glue formula of sebific duct, it is characterised in that: the interior glue formula is in parts by weight by following raw material Composition: nitrile rubber 25-30, iron oxide red 4-8, magnesia 2-5, zinc oxide 1-3, flowable 1-3, carbon black 20-30, light calcium 5-10, Dibutyl ester 5-10, sulphur 1-5, benzoic acid 2-8, promotor 0.1-0.5, paste resin 10-15.
2. according to claim 1 a kind of for producing the interior glue formula of sebific duct, it is characterised in that: described in above-mentioned raw materials In anti-aging agent 401 and anti-aging agent RD can also be added, parts by weight are 0.6.
3. according to claim 1 a kind of for producing the interior glue formula of sebific duct, it is characterised in that: the nitrile rubber tool Body is nitrile rubber 41, and the carbon black is specially carbon black N539, and the promotor is specially accelerant C TP.
4. according to claim 1 a kind of for producing the interior glue formula of sebific duct, it is characterised in that: the interior glue is specifically made Preparation Method is realized according to the following steps:
Step 1: it plasticates: nitrile rubber and iron oxide red is plasticated on a mill, roll spacing 2-4mm, roller temperature is controlled at 50-60 DEG C, It plasticates and obtains broken-down rubber after 10-15min;
Step 2: mixing: to broken-down rubber be added magnesia, zinc oxide, anti-aging agent 401, anti-aging agent RD and flowable, mixing 2min, Carbon black mixing 4min is added again, is eventually adding light calcium and dibutyl ester, mixing 4min, temperature is controlled at 110 DEG C, when amounting to mixing Between be 10min, obtain masterbatch;
Step 3: mill: masterbatch being put into roller, mill 1min, and accelerant C TP, benzoic acid, Sulfur and paste resin is added, The mill time is 8min-10min;
Step 4: plastic squeeze: being squeezed out interior glue using extrusion process, and after the completion of cooling, interior glue can be obtained.
5. according to claim 4 a kind of for producing the interior glue formula of sebific duct, it is characterised in that: the extrusion process temperature Degree are as follows: 80 DEG C ± 5 DEG C of head, 90 DEG C ± 5 DEG C of extruding zone, 60 DEG C ± 5 DEG C of fluxing zone, 50 DEG C ± 5 DEG C, 40 DEG C of spiro rod section of feeding section ±5℃。
6. according to claim 4 a kind of for producing the interior glue formula of sebific duct, it is characterised in that: the rubber outlet machine screw rod Revolving speed is 20r.p.m-40r.p.m, and inclination angle is 54 ° 44 '.
7. according to claim 4 a kind of for producing the interior glue formula of sebific duct, it is characterised in that: glue in the extrusion When, dumping when temperature reaches 90 DEG C controls inner glue layer with a thickness of 2.5mm.
CN201910202524.1A 2019-03-18 2019-03-18 It is a kind of for producing the interior glue formula of sebific duct Pending CN109851874A (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106810729A (en) * 2015-11-30 2017-06-09 天津市天宇胶管有限公司 A kind of automobile rubber pipe
CN108129713A (en) * 2016-12-01 2018-06-08 江苏骆氏减震件有限公司 Rubber-plastic alloy and preparation method, application is blended in NBR-PVC
CN108912423A (en) * 2018-07-03 2018-11-30 瑞源橡塑制品有限公司 Automobile rubber pipe and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106810729A (en) * 2015-11-30 2017-06-09 天津市天宇胶管有限公司 A kind of automobile rubber pipe
CN108129713A (en) * 2016-12-01 2018-06-08 江苏骆氏减震件有限公司 Rubber-plastic alloy and preparation method, application is blended in NBR-PVC
CN108912423A (en) * 2018-07-03 2018-11-30 瑞源橡塑制品有限公司 Automobile rubber pipe and preparation method thereof

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Application publication date: 20190607