CN105733053A - Vulcanization accelerator master batch and preparation method thereof - Google Patents
Vulcanization accelerator master batch and preparation method thereof Download PDFInfo
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- CN105733053A CN105733053A CN201610146675.6A CN201610146675A CN105733053A CN 105733053 A CN105733053 A CN 105733053A CN 201610146675 A CN201610146675 A CN 201610146675A CN 105733053 A CN105733053 A CN 105733053A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/06—Copolymers with styrene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention belongs to the technical field of polymer materials and particularly relates to vulcanization accelerator master batch and a preparation method thereof.The vulcanization accelerator master batch comprises, by weight percentage, 65-90% of TBzTD, 1-5% of softener, 1-5% of dispersing agent, 5-15% of carrier rubber and 3-10% of filling agent.The vulcanization accelerator master batch has the advantages that scorch time can be prolonged, vulcanization time can be shortened, and operability is increased; in the presence of sulfur, the vulcanization accelerator master batch can be used as the main accelerator or the thiazoles auxiliary accelerator, and the vulcanization accelerator master batch can also be used as the vulcanizing agent of a sulfur-free system; when no sulfur crosslinking exists or a small amount of sulfur crosslinking exists, the heat and aging resistance of vulcanized rubber can be improved.
Description
Technical field
The invention belongs to technical field of polymer materials, particularly to a kind of vulcanization accelerator masterbatch particles and system thereof
Preparation Method.
Background technology
The formula consumption of general TBzTD powder all divides left and right at 0.2-2.0, but TBzTD is with the shape of powder body
When formula is processed, it may appear that a lot of problems.First powder is charging when, have material feeding to eat to enter,
Disperse uneven problem；Secondly because consumption is the most little in formula, powder is easily stained with wall, is therefore claiming
During amount, metering may be inaccurate；Powder is easier phenomenon dust from flying occur, this meeting when charging
The health of infringement workman, also pollutes the environment.Extend mixing time and can solve subproblem, but be to increase
Energy consumption manpower various cost.
Vulcanization accelerator masterbatch particles TBzTD-70 can speed up natural rubber and elastomeric sulfuration, has
High process safety, substantially reduces incipient scorch and cure time.Vulcanization accelerator masterbatch particles TBzTD-70 exists
In the presence of sulfur, primary accelerator can be done, when there is no sulfur cross-linking or a small amount of sulfur cross-linking, sulfur can be improved
Change the characteristic of glue heat-resisting ageing-resisting.
Vulcanization accelerator masterbatch particles TBzTD-70 compares TBzTD powder, has minimizing and pollutes, promotes and produce
Efficiency etc. act on, in production application, and the use of vulcanization accelerator masterbatch particles TBzTD-70, it is greatly shortened
Produce the time of charging, can also effectively prevent dust pollution simultaneously, be greatly promoted Environmental security.
Summary of the invention
It is an object of the invention to provide a kind of vulcanization accelerator masterbatch particles, there is high process safety, significantly contract
Short incipient scorch and cure time, improving production efficiency.Can also effectively prevent dust pollution simultaneously, be greatly promoted
Environmental security.
Another object of the present invention is to provide for the preparation method of above-mentioned vulcanization accelerator masterbatch particles.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of vulcanization accelerator masterbatch particles, it is characterised in that: comprise the raw material of following percentage:
Preferably, described vulcanization accelerator masterbatch particles comprises the raw material of following percentage:
Described softening agent is aromatic naphtha, paraffin oil, naphthenic oil, heavy oil, paraffin, vaseline, Colophonium, stone
One or several mixture in oleoresin.
Described dispersant is PETS-3.
Described carrier rubber be natural rubber, butadiene-styrene rubber, butadiene rubber, isoprene rubber, neoprene,
Butyl rubber, nitrile rubber, hydrogenation nitrile rubber, EP rubbers, silicone rubber, fluorubber, polyurethane rubber
Glue, acrylate rubber, CSM, epichlorohydrin rubber, chlorinated polyethylene rubber, binary second
One or several mixture in third rubber, ethylene propylene diene rubber.
Described filler is one or both the mixture in paraffin, white carbon black.
The method of above-mentioned vulcanization accelerator masterbatch particles, comprises the steps:
(1) various raw materials are weighed by proportioning；
(2) TBzTD, softening agent, dispersant, carrier rubber, filler are added banburying equipment and stir
Mixing banburying, banburying adds double screw extruder after completing cooling and melt extrudes pelletize.
The draw ratio of described double screw extruder is 36-44:1.
The processing conditions of described double screw extruder is, district's temperature is 50-70 DEG C, and two district's temperature are
60-80 DEG C, three district's temperature are 60-80 DEG C, and four district's temperature are 60-80 DEG C, and five district's temperature are 70-90 DEG C,
Six district's temperature are 80-100 DEG C.
The present invention uses TBzTD and rubber carrier to extrude blending and modifying, impart shorten burn and vulcanize time
Between, it is successfully prepared a kind of vulcanization accelerator masterbatch particles；The effect of the softening agent in the present invention is by softening
Agent molecule, to the infiltration of rubber and swelling action, pulls open strand, reduces the active force of molecule interchain, makes
The activeness of rubber molecular chain increases, thus causes the plastic increase of rubber；The effect of dispersant is to make group
Divide more homogeneous, stable；The effect of filler is the thermostability improving elastomeric material, reduces cost simultaneously.
The invention has the beneficial effects as follows:
1, described vulcanization accelerator masterbatch particles, it is possible to increase time of scorch, shortens cure time, improves
Operability.
2, described vulcanization accelerator masterbatch particles also has the ageing-resistant and heat resistance of excellence
3, the preparation method of described vulcanization accelerator masterbatch particles is simple, raw material is easy to get, low cost, Er Qiejia
The controllability of work technique is strong, does not results in dust pollution.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described:
In example 1 below-5 and comparative example:
TBzTD is from Ningbo flowers of sulfur polymer company limited.
Naphthenic oil is from Suzhou Sai Pahan specialty oil company limited.
PETS-3 is from Liaocheng Rui Jie Chemical Co., Ltd..
Qi Da Chemical Co., Ltd. of butadiene-styrene rubber Wenzhou City.
Paraffin is from prestige bio tech ltd, Hangzhou.
Embodiment 1
By 65 kilograms of TBzTD, 5 kilograms of naphthenic oils, 5 kilograms of PETS-3,15 kilograms of butadiene-styrene rubber, 10
Kilogram paraffin is poured out after carrying out banburying stirring, about 40min by banburying equipment, and raw material is placed on vacant lot
Upper cooling, adds double screw extruder afterwards and carries out extruding pelletization, it is thus achieved that finished product.
The processing conditions of double screw extruder is, district's temperature is 50-70 DEG C, and two district's temperature are 60-80 DEG C,
Three district's temperature are 60-80 DEG C, and four district's temperature are 60-80 DEG C, and five district's temperature are 70-90 DEG C, and six district's temperature are
80-100℃.Concrete test result is as shown in table 1.
Embodiment 2
By 70 kilograms of TBzTD, 3 kilograms of naphthenic oils, 5 kilograms of PETS-3,15 kilograms of butadiene-styrene rubber, 7 public affairs
Jin paraffin is poured out after carrying out banburying stirring, about 40min by banburying equipment, is placed on vacant lot by raw material
Cooling, adds double screw extruder afterwards and carries out extruding pelletization, it is thus achieved that finished product.
The processing conditions of double screw extruder is, district's temperature is 50-70 DEG C, and two district's temperature are 60-80 DEG C,
Three district's temperature are 60-80 DEG C, and four district's temperature are 60-80 DEG C, and five district's temperature are 70-90 DEG C, and six district's temperature are
80-100℃.Concrete test result is as shown in table 1.
Embodiment 3
By 75 kilograms of TBzTD, 3 kilograms of naphthenic oils, 3 kilograms of PETS-3,12 kilograms of butadiene-styrene rubber, 7 public affairs
Jin paraffin is poured out after carrying out banburying stirring, about 40min by banburying equipment, is placed on vacant lot by raw material
Cooling, adds double screw extruder afterwards and carries out extruding pelletization, it is thus achieved that finished product.
The processing conditions of double screw extruder is, district's temperature is 50-70 DEG C, and two district's temperature are 60-80 DEG C,
Three district's temperature are 60-80 DEG C, and four district's temperature are 60-80 DEG C, and five district's temperature are 70-90 DEG C, and six district's temperature are
80-100℃.Concrete test result is as shown in table 1.
Embodiment 4
By 80 kilograms of TBzTD, 2 kilograms of naphthenic oils, 3 kilograms of PETS-3,10 kilograms of butadiene-styrene rubber, 5 public affairs
Jin paraffin is poured out after carrying out banburying stirring, about 40min by banburying equipment, is placed on vacant lot by raw material
Cooling, adds double screw extruder afterwards and carries out extruding pelletization, it is thus achieved that finished product.
The processing conditions of double screw extruder is, district's temperature is 50-70 DEG C, and two district's temperature are 60-80 DEG C,
Three district's temperature are 60-80 DEG C, and four district's temperature are 60-80 DEG C, and five district's temperature are 70-90 DEG C, and six district's temperature are
80-100℃.Concrete test result is as shown in table 1.
Embodiment 5
By 85 kilograms of TBzTD, 1 kilogram of naphthenic oil, 1 kilogram of PETS-3,10 kilograms of butadiene-styrene rubber, 3 public affairs
Jin paraffin is poured out after carrying out banburying stirring, about 40min by banburying equipment, is placed on vacant lot by raw material
Cooling, adds double screw extruder afterwards and carries out extruding pelletization, it is thus achieved that finished product.
The processing conditions of double screw extruder is, district's temperature is 50-70 DEG C, and two district's temperature are 60-80 DEG C,
Three district's temperature are 60-80 DEG C, and four district's temperature are 60-80 DEG C, and five district's temperature are 70-90 DEG C, and six district's temperature are
80-100℃.Concrete test result is as shown in table 1.
Comparative example 1
Using TBzTD powder as vulcanization accelerator.Test result is as shown in table 1.
Table 1
Test result from above-described embodiment and comparative example can be seen that, the vulcanization accelerator that the present invention prepares is female
Micelle, time of scorch is elongated, and cure time shortens, and improves the heat-resisting ageing-resisting performance of rubber simultaneously.
Claims (10)
1. a vulcanization accelerator masterbatch particles, it is characterised in that: comprise the raw material of following percentage:
Vulcanization accelerator masterbatch particles the most according to claim 1, it is characterised in that: preferably, described
Vulcanization accelerator masterbatch particles comprise the raw material of following percentage:
Vulcanization accelerator masterbatch particles the most according to claim 1 and 2, it is characterised in that: described softening agent
For the one in aromatic naphtha, paraffin oil, naphthenic oil, heavy oil, paraffin, vaseline, Colophonium, Petropols or
The mixture that person is several.
Vulcanization accelerator masterbatch particles the most according to claim 1 and 2, it is characterised in that: described dispersion
Agent is PETS-3.
Vulcanization accelerator masterbatch particles the most according to claim 1 and 2, it is characterised in that: described carrier
Rubber is natural rubber, butadiene-styrene rubber, butadiene rubber, isoprene rubber, neoprene, butyl rubber, Ding Qing
Rubber, hydrogenation nitrile rubber, EP rubbers, silicone rubber, fluorubber, polyurethane rubber, acrylate rubber,
One in CSM, epichlorohydrin rubber, chlorinated polyethylene rubber, ethylene propylene diene rubber or several
The mixture planted.
Vulcanization accelerator masterbatch particles the most according to claim 1 and 2, it is characterised in that: described filling
Agent is one or both the mixture in paraffin, white carbon black.
7. prepare a preparation method for vulcanization accelerator masterbatch particles described in claim 1 or 2, including as follows
Step:
(1) various raw materials are weighed by proportioning；
(2) TBzTD, softening agent, dispersant, carrier rubber, filler are added banburying equipment and stir
Mixing banburying, banburying adds double screw extruder after completing cooling and melt extrudes pelletize.
The method preparing vulcanization accelerator masterbatch particles the most according to claim 7, it is characterised in that: described
The draw ratio of double screw extruder is 36-44:1.
The method preparing vulcanization accelerator masterbatch particles the most according to claim 7, it is characterised in that: described
The processing conditions of banbury is, temperature is 80-100 DEG C, and the time is 30-60min.
The method preparing vulcanization accelerator masterbatch particles the most according to claim 7, it is characterised in that: institute
The processing conditions stating double screw extruder is, district's temperature is 50-70 DEG C, and two district's temperature are 60-80 DEG C, three
District's temperature is 60-80 DEG C, and four district's temperature are 60-80 DEG C, and five district's temperature are 70-90 DEG C, and six district's temperature are
80-100℃。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610146675.6A CN105733053A (en) | 2016-03-15 | 2016-03-15 | Vulcanization accelerator master batch and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610146675.6A CN105733053A (en) | 2016-03-15 | 2016-03-15 | Vulcanization accelerator master batch and preparation method thereof |
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| CN105733053A true CN105733053A (en) | 2016-07-06 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102816404A (en) * | 2012-05-19 | 2012-12-12 | 青岛科技大学 | Pre-dispersing rubber accelerator master batch and preparation method thereof |
| CN104910524A (en) * | 2015-06-08 | 2015-09-16 | 宁波硫华聚合物有限公司 | Tetramethyl thiuram disulfide pre-dispersed master colloidal particles and preparation method thereof |
| CN105111539A (en) * | 2015-09-09 | 2015-12-02 | 宁波硫华聚合物有限公司 | Environment-friendly rubber aid TBzTD pre-dispersed masterbatch and preparation method thereof |
-
2016
- 2016-03-15 CN CN201610146675.6A patent/CN105733053A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102816404A (en) * | 2012-05-19 | 2012-12-12 | 青岛科技大学 | Pre-dispersing rubber accelerator master batch and preparation method thereof |
| CN104910524A (en) * | 2015-06-08 | 2015-09-16 | 宁波硫华聚合物有限公司 | Tetramethyl thiuram disulfide pre-dispersed master colloidal particles and preparation method thereof |
| CN105111539A (en) * | 2015-09-09 | 2015-12-02 | 宁波硫华聚合物有限公司 | Environment-friendly rubber aid TBzTD pre-dispersed masterbatch and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 孙兵: "绿色环保型橡胶助剂母粒的制备与性能研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 * |
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Application publication date: 20160706 |
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