CN110437500A - A kind of rubber processing aids and its production technology improving rubber stiffness - Google Patents
A kind of rubber processing aids and its production technology improving rubber stiffness Download PDFInfo
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- CN110437500A CN110437500A CN201910753623.9A CN201910753623A CN110437500A CN 110437500 A CN110437500 A CN 110437500A CN 201910753623 A CN201910753623 A CN 201910753623A CN 110437500 A CN110437500 A CN 110437500A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3477—Six-membered rings
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to a kind of rubber processing aids and its production technology for improving rubber stiffness, the rubber processing aids are made of the raw material of following weight parts: 50~300 parts of resorcinol, 60~250 parts of methenamine, 55~280 parts of nanometer calcium；Its production technology includes the following steps: that (1) mixes resorcinol and methenamine；(2) mixed material is uniformly added into micronizer to be crushed, brings it about reaction using mixed at high speed collision, prepares intermediate；(3) product is obtained after being mixed intermediate and nanometer calcium；(4) finished product is obtained after packing.By ultra-fine grinding, with surface, modification combines the present invention, and mechanical force and chemical principle is combined with superfine technique, realizes the pollution-free of product, the reaction of interior molecules high velocity impact, coated by means of surface, solid-state is dissolved each other phenomenon, thus prepare it is unique can new material.
Description
Technical field
The present invention relates to a kind of rubber processing aids, the rubber processing for concretely relating to a kind of raising rubber stiffness is helped
Agent and its production technology.
Background technique
Rubber processing aids are a kind of process industrial art performances that can be used to improve sizing material, including improve sizing material in open mill or
The performances such as mixing, calendering, extrusion, molding in mixer, while can also be used to improve the dispersibility of filler and shortening mixing
The general name of a kind of chemical substance of time.
In recent years, rubber processing aids application be considered as in high-performance elastic development process rubber compounding technology into
Step, the addition of processing aid is the key that successfully to be kneaded.A small amount of processing aid is added in sizing material, glue can be dramatically improved
The processing performance of material.Such as shorten mixing time and improve dispersibility of the reinforcing filler in rubber, improves the phase structure of blend compounds,
And then improve the physical mechanical property of vulcanizate；The mobility for improving sizing material, improves mold filling performance (the especially high rigidity of sizing material
Sizing material) and improve sizing material extruded velocity and semi-finished product dimensional stability, surface smoothness.Improve the de- of vulcanizate
Mould；Increase the tack of sizing material and mutually glues.
Rubber processing aids have it is energy saving, improve product quality and production efficiency without influencing mechanical properties of rubber compound etc.
Feature.From the point of view of world wide, rubber processing aids only account for 10% or so of rubber chemicals, but due to its function uniqueness, always
It is concerned by people.With the development of the society, to the performance requirement of material, technique requires will be higher and higher, therefore send out energetically
Exhibition rubber processing aids are just particularly important.
With the continuous increase of rubber processing aids dosage, people are higher and higher to the rigidity requirement of rubber processing aids,
The rigidity of rubber processing aids is increasingly difficult to meet the needs of people in the prior art, in addition, in production rubber processing aids
When three wastes problem be also a current problem urgently to be solved.
Summary of the invention
In order to overcome the shortcomings of the prior art, the present invention provides a kind of rubber processing aids for improving rubber stiffness
And its production technology.The present invention is conducive to improve the hardness and stress at definite elongation of sizing material, can be very good the mechanical property for improving sizing material
Can, in addition, the three wastes will not be generated in production process of the invention, the CR production of product may be implemented, the feature of environmental protection is good.
It is a kind of improve rubber stiffness rubber processing aids, the rubber processing aids by following weight parts raw material group
At: 50~300 parts of resorcinol, 60~250 parts of methenamine, 55~280 parts of nanometer calcium.
Preferably, the weight ratio of the resorcinol, methenamine, nanometer calcium is 1:0.5~2:1~1.7.
Preferably, the rubber processing aids are made of the raw material of following weight parts: 88 parts of resorcinol, methenamine
112 parts, 108 parts of nanometer calcium.
The present invention also provides the production technologies of the rubber processing aids of above-mentioned raising rubber stiffness, include the following steps:
(1) resorcinol and methenamine are mixed；
(2) mixed material is uniformly added into micronizer to be crushed, is brought it about using mixed at high speed collision
Reaction, prepares intermediate；
(3) product is obtained after being mixed intermediate and nanometer calcium；
(4) finished product is obtained after packing.
Preferably, mixing temperature control is 60~90 DEG C in step (1).
Preferably, crushing temperature control is 30~55 DEG C in step (2), revolving speed control is 2500~3500 revs/min,
Fineness control is 80~150 mesh.
Preferably, incorporation time control is 30~80 minutes in step (3).
Preferably, being packed in step (4) by 20 ± 0.1kg of net weight.
Preferably, the weight ratio of the resorcinol, methenamine, nanometer calcium is 1:0.5~2:1~1.7.
Preferably, the rubber processing aids are made of the raw material of following weight parts: 88 parts of resorcinol, methenamine
112 parts, 108 parts of nanometer calcium, crushing temperature control is 45 DEG C, and revolving speed control is 2850 revs/min, and fineness control is 100 mesh.
By ultra-fine grinding, with surface, modification combines the present invention, and mechanical force and chemical principle is mutually tied with superfine technique
It closes, realizes the CR production of product, the three wastes is avoided to generate, the reaction of interior molecules high velocity impact is coated, solid-state by means of surface
Dissolve each other phenomenon, thus prepare it is unique can new material.
Specific embodiment
The present invention is further explained in the light of specific embodiments, but invention which is intended to be protected is not limited to
This.
Embodiment 1
A kind of rubber processing aids improving rubber stiffness, the rubber processing aids are made of following raw materials: isophthalic two
Phenol 88kg, methenamine 112kg, nanometer calcium 108kg.
The production technology of the rubber processing aids of above-mentioned raising rubber stiffness, includes the following steps:
(1) resorcinol and methenamine are mixed, mixing temperature is 75 DEG C；
(2) mixed material is uniformly added into micronizer to be crushed, crushing temperature control is 45 DEG C, revolving speed control
2850 revs/min are made as, fineness control is 100 mesh, brings it about reaction using mixed at high speed collision, prepares intermediate；
(3) intermediate and nanometer calcium are mixed, mixing obtained product after 50 minutes；
(4) finished product is obtained after packing by 20 ± 0.1kg of net weight.
Embodiment 2
A kind of rubber processing aids improving rubber stiffness, the rubber processing aids are made of following raw materials: isophthalic two
Phenol 88kg, methenamine 112kg, nanometer calcium 108kg.
The production technology of the rubber processing aids of above-mentioned raising rubber stiffness, includes the following steps:
(1) resorcinol and methenamine are mixed, mixing temperature is 60 DEG C；
(2) mixed material is uniformly added into micronizer to be crushed, crushing temperature control is 35 DEG C, revolving speed control
2500 revs/min are made as, fineness control is 80 mesh, brings it about reaction using mixed at high speed collision, prepares intermediate；
(3) intermediate and nanometer calcium are mixed, mixing obtained product after 30 minutes；
(4) finished product is obtained after packing by 20 ± 0.1kg of net weight.
Embodiment 3
A kind of rubber processing aids improving rubber stiffness, the rubber processing aids are made of following raw materials: isophthalic two
Phenol 88kg, methenamine 112kg, nanometer calcium 108kg.
The production technology of the rubber processing aids of above-mentioned raising rubber stiffness, includes the following steps:
(1) resorcinol and methenamine are mixed, mixing temperature is 90 DEG C；
(2) mixed material is uniformly added into micronizer to be crushed, crushing temperature control is 55 DEG C, revolving speed control
3500 revs/min are made as, fineness control is 150 mesh, brings it about reaction using mixed at high speed collision, prepares intermediate；
(3) intermediate and nanometer calcium are mixed, mixing obtained product after 70 minutes；
(4) finished product is obtained after packing by 20 ± 0.1kg of net weight.
Embodiment 4
A kind of rubber processing aids improving rubber stiffness, the rubber processing aids are made of following raw materials: isophthalic two
Phenol 224kg, methenamine 176kg, nanometer calcium 260kg.
The production technology of the rubber processing aids of above-mentioned raising rubber stiffness, includes the following steps:
(1) resorcinol and methenamine are mixed, mixing temperature is 75 DEG C；
(2) mixed material is uniformly added into micronizer to be crushed, crushing temperature control is 45 DEG C, revolving speed control
2850 revs/min are made as, fineness control is 100 mesh, brings it about reaction using mixed at high speed collision, prepares intermediate；
(3) intermediate and nanometer calcium are mixed, mixing obtained product after 50 minutes；
(4) finished product is obtained after packing by 20 ± 0.1kg of net weight.
Embodiment 5
A kind of rubber processing aids improving rubber stiffness, the rubber processing aids are made of following raw materials: isophthalic two
Phenol 100kg, methenamine 135kg, nanometer calcium 150kg.
The production technology of the rubber processing aids of above-mentioned raising rubber stiffness, includes the following steps:
(1) resorcinol and methenamine are mixed, mixing temperature is 75 DEG C；
(2) mixed material is uniformly added into micronizer to be crushed, crushing temperature control is 45 DEG C, revolving speed control
2850 revs/min are made as, fineness control is 100 mesh, brings it about reaction using mixed at high speed collision, prepares intermediate；
(3) intermediate and nanometer calcium are mixed, mixing obtained product after 50 minutes；
(4) finished product is obtained after packing by 20 ± 0.1kg of net weight.
Comparative example 1
A kind of rubber processing aids improving rubber stiffness, the rubber processing aids are made of following raw materials: isophthalic two
Phenol 10kg, methenamine 22kg, nanometer calcium 18kg.
The production technology of the rubber processing aids of above-mentioned raising rubber stiffness, includes the following steps:
(1) resorcinol and methenamine are mixed, mixing temperature is 50 DEG C；
(2) mixed material is uniformly added into micronizer to be crushed, crushing temperature control is 25 DEG C, revolving speed control
2000 revs/min are made as, fineness control is 60 mesh；
(3) intermediate and nanometer calcium are mixed, mixing obtained product after 90 minutes；
(4) finished product is obtained after packing by 20 ± 0.1kg of net weight.
Comparative example 2
A kind of rubber processing aids improving rubber stiffness, the rubber processing aids are made of following raw materials: isophthalic two
Phenol 10kg, methenamine 4kg, nanometer calcium 8kg.
The production technology of the rubber processing aids of above-mentioned raising rubber stiffness, includes the following steps:
(1) resorcinol and methenamine are mixed, mixing temperature is 50 DEG C；
(2) mixed material is uniformly added into micronizer to be crushed, crushing temperature control is 25 DEG C, revolving speed control
2000 revs/min are made as, fineness control is 60 mesh；
(3) intermediate and nanometer calcium are mixed, mixing obtained product after 90 minutes；
(4) finished product is obtained after packing by 20 ± 0.1kg of net weight.
Performance detection:
Rubber processing aids prepared by above-mentioned steps of the present invention are added in EPDM rubber, rubber compound is prepared, tested
Its performance.
In parts by weight, the formula of EPDM rubber compound are as follows: and EPDM (100 DEG C of ML (1+4), 87；Ethylene contents, 68%；ENB
Content, 9%), 100 parts；N550 carbon black, 60 parts；Processing oil, 45 parts；Zinc oxide, 5 parts；Stearic acid, 1 part；It is prepared by the present invention
Rubber processing aids, 4 parts；Sulphur, 1.5 parts；Captax, 1.5 parts；Accelerant B Z, 0.8 part.
It is kneaded and is carried out using open mill, vulcanization tabletting: 160 DEG C × 10min.
It is compared with blank EPDM that rubber processing aids are not added, performance comparison is as shown in table 1 after tested.
Table 1
The rubber chemicals that the present invention improves sizing material rigidity take part in cross-linking reaction, form stable network structure, the net
Network and the interspersed infiltration of sizing material network, interaction, generate supplement cross-bond to play the role of hardening reinforcement and increase glue
The crosslink density of material is conducive to the hardness and stress at definite elongation that improve sizing material, can be very good the mechanical property for improving sizing material.Separately
Outside, the three wastes will not be generated in production process of the invention, the CR production of product may be implemented, the feature of environmental protection is good.
Claims (10)
1. a kind of rubber processing aids for improving rubber stiffness, it is characterised in that: the rubber processing aids are by following weight parts
Raw material composition: 50~300 parts of resorcinol, 60~250 parts of methenamine, 55~280 parts of nanometer calcium.
2. improving the rubber processing aids of rubber stiffness according to claim 1, it is characterised in that: the resorcinol, crow
Lip river tropine, nanometer calcium weight ratio be 1:0.5~2:1~1.7.
3. improving the rubber processing aids of rubber stiffness according to claim 1, it is characterised in that: the rubber processing aids
It is made of the raw material of following weight parts: 88 parts of resorcinol, 112 parts of methenamine, 108 parts of nanometer calcium.
4. improving the production technology of the rubber processing aids of rubber stiffness described in a kind of claim 1, it is characterised in that including under
State step:
(1) resorcinol and methenamine are mixed；
(2) mixed material is uniformly added into micronizer to be crushed, brings it about reaction using mixed at high speed collision,
Prepare intermediate；
(3) product is obtained after being mixed intermediate and nanometer calcium；
(4) finished product is obtained after packing.
5. improving the production technology of the rubber processing aids of rubber stiffness according to claim 4, it is characterised in that: step
(1) in, mixing temperature control is 60~90 DEG C.
6. improving the production technology of the rubber processing aids of rubber stiffness according to claim 4, it is characterised in that: step
(2) in, crushing temperature control is 30~55 DEG C, and revolving speed control is 2500~3500 revs/min, and fineness control is 80~150 mesh.
7. improving the production technology of the rubber processing aids of rubber stiffness according to claim 4, it is characterised in that: step
(3) in, incorporation time control is 30~80 minutes.
8. improving the production technology of the rubber processing aids of rubber stiffness according to claim 4, it is characterised in that: step
(4) it in, is packed by 20 ± 0.1kg of net weight.
9. improving the production technology of the rubber processing aids of rubber stiffness according to claim 4, it is characterised in that: between described
Benzenediol, methenamine, nanometer calcium weight ratio be 1:0.5~2:1~1.7.
10. improving the production technology of the rubber processing aids of rubber stiffness according to claim 6, it is characterised in that: described
Rubber processing aids are made of the raw material of following weight parts: 88 parts of resorcinol, 112 parts of methenamine, 108 parts of nanometer calcium, powder
Broken temperature control is 45 DEG C, and revolving speed control is 2850 revs/min, and fineness control is 100 mesh.
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| CN201910753623.9A CN110437500B (en) | 2019-08-15 | 2019-08-15 | Rubber processing aid for improving rubber rigidity and production process thereof |
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| CN201910753623.9A CN110437500B (en) | 2019-08-15 | 2019-08-15 | Rubber processing aid for improving rubber rigidity and production process thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1597531A (en) * | 2004-07-21 | 2005-03-23 | 华南理工大学 | Modified nanometer calcium carbonate and its preparation method |
| CN101280166A (en) * | 2008-05-29 | 2008-10-08 | 聊城大学 | Rubber direct adhesive composition and preparation thereof |
| WO2017096423A1 (en) * | 2015-12-07 | 2017-06-15 | Deakin University | Method of forming phenolic foam |
| CN109437274A (en) * | 2018-12-27 | 2019-03-08 | 蒙成昆 | The preparation method and application of nanometer calcium carbonate |
-
2019
- 2019-08-15 CN CN201910753623.9A patent/CN110437500B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1597531A (en) * | 2004-07-21 | 2005-03-23 | 华南理工大学 | Modified nanometer calcium carbonate and its preparation method |
| CN101280166A (en) * | 2008-05-29 | 2008-10-08 | 聊城大学 | Rubber direct adhesive composition and preparation thereof |
| WO2017096423A1 (en) * | 2015-12-07 | 2017-06-15 | Deakin University | Method of forming phenolic foam |
| CN109437274A (en) * | 2018-12-27 | 2019-03-08 | 蒙成昆 | The preparation method and application of nanometer calcium carbonate |
Non-Patent Citations (1)
| Title |
|---|
| 徐同考编著: "《塑料改性实用技术》", 31 October 2012, 中国轻工业出版社 * |
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Effective date of registration: 20200402 Address after: 316000 No.55 Dacheng Fourth Road, Zhoushan high tech Industrial Park, Zhejiang Province Applicant after: ZHEJIANG BLUE MARINE BIOTECHNOLOGY Co.,Ltd. Address before: Hangzhou City, Zhejiang province Fuyang District 311405 Lu Zhu Zhen mountain on port 1 Applicant before: ZHEJIANG YUXIANG BIOLOGICAL SCIENCE AND TECHNOLOGY Co.,Ltd. |
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