CN105968588A - Special conveyer belt for chemical fertilizer granulation tank - Google Patents
Special conveyer belt for chemical fertilizer granulation tank Download PDFInfo
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- CN105968588A CN105968588A CN201610355943.5A CN201610355943A CN105968588A CN 105968588 A CN105968588 A CN 105968588A CN 201610355943 A CN201610355943 A CN 201610355943A CN 105968588 A CN105968588 A CN 105968588A
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- conveyer belt
- granulation tank
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/30—Belts or like endless load-carriers
- B65G15/32—Belts or like endless load-carriers made of rubber or plastics
- B65G15/34—Belts or like endless load-carriers made of rubber or plastics with reinforcing layers, e.g. of fabric
-
- 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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- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (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 invention discloses a special conveyer belt for a chemical fertilizer granulation tank. The conveyer belt comprises an upper cover rubber layer, a belt carcass and a lower cover rubber layer, wherein the upper cover rubber layer and lower cover rubber layer are respectively composed of a high-temperature-resistant rubber layer and a heat-resistant bonding buffer layer. The conveyer belt has the advantages of high structural strength, favorable high-temperature resistance, favorable chemical corrosion resistance, favorable impact resistance and long service life.
Description
Technical field
The present invention relates to a kind of conveyer belt, particularly to a kind of fertilizer granulation tank dedicated conveyer belt.
Background technology
Conveyer belt is the critical piece of rubber conveyer, is the power transmission of rubber conveyer, transported material functional realiey
Critical component；The material conveying being widely used in the environment such as mine excavation, coal, iron and steel, cement, electric power, chemical industry, harbour is made
Industry；Why conveyer belt can so be used heavily in the every field of industry, essentially consists in it than other conveying shape similar
Formula, has means simple, and the most economical, can be substantially reduced cost of transportation and maintaining expense, has automatically simultaneously
Control realization is simple, and material conveying is the most quick, it is simple to dosing, easily realizes production line automatically-controlled continuous, front and back thing
Material balance movement, produces industrial automation and has the most prominent effect.
High temperature-resistance conveyor belt is an important branch of conveyer belt, represents the top skill of conveyer belt special environment application
Art.It is known that rubber is with hydrocarbon for the macromolecular material mainly comprised, and there are excellent elasticity, low modulus, high abrasion
Property, it is the important branch of material science and technology in modern age, is deep into industry, national defence, the every field of life application.Although elastomeric material has
Numerous characteristics, but macromolecular compound also has the shortcoming that it is intrinsic, and resistance to elevated temperatures is poor.General purpose rubber, at about 230 DEG C, starts
Producing degraded, physical and mechanical properties degenerates, and loses due characteristic, and actually active application temperature is less than 130 DEG C.Extraordinary saturated rubber
, at about 280 DEG C, there is degraded in glue, and actually active application temperature is less than 150 DEG C, also can only be at 170 DEG C through special compounding
Short time uses.Silicone rubber, fluorubber are because of its special molecular structure, through special compounding, and can be under 200-250 DEG C of high temperature
Use, but silicone rubber, fluorubber, and expensive, processing performance is poor, is primarily adapted for use in aerospace industry and extraordinary goods
Industry, it is difficult to apply in conveyer belt industry is produced in enormous quantities.
Fertilizer granulation tank conveyer belt uses common high temperature-resistance conveyor belt the most both at home and abroad, it is impossible to it is special to fully meet
Environmental requirement, effect is poor.Along with all trades and professions to the demand personalization of conveyer belt, specialize, develop this kind of conveyer belt has very much
Necessity, has market the most very much, because China is large agricultural country, brings opportunity to domestic conveyer belt manufacturing enterprise, also brings challenge.
Summary of the invention
It is an object of the invention to provide a kind of fertilizer granulation tank dedicated conveyer belt, structural strength is high, and resistance to elevated temperatures is good,
Resistance to chemical corrosion is good, and shock resistance is good, and service life is long.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of fertilizer granulation tank dedicated conveyer belt, including upper covering glue layer, belt carcass and lower covering glue layer, described upper rubber cover
Layer, lower covering glue layer are formed by high temperature resistant glue-line and Heat-resistant adhesive cushion.
As preferably, the material prescription of described high temperature resistant glue-line is as follows:
Rubber 100 parts, hard carbon black 40-50 part, paraffin oil 10-15 part, polyisobutylene 10-20 part, heat-resisting reinforcing agent 8-
12 parts, nano titanium oxide 5-8 part, nano zine oxide 4-6 part, stearic acid 1-3 part, accelerator 1-2 part, Polyethylene Glycol 5-8 part,
Binding agent 8-12 part, age resistor 1-3 part, sulfur 0.2-0.5 part, vulcanizing agent DTDM 0.5-0.8 part, cumyl peroxide 3-6
Part.
The present invention has carried out modification to the material prescription of high temperature resistant glue-line, develops special material prescription, structural strength
Good, resistance to elevated temperatures is good, and shock resistance is good.
High-temperature plastic layer material formula with the addition of heat-resisting reinforcing agent, not only can the good toughness of reinforcing material and strong
Degree, and the resistance to elevated temperatures of material can be greatly enhanced.The high temperature resistant of the present invention realizes in terms of two, first improves rubber
The formula of system, secondly, forms heat-resisting system, for high temperature resistant glue-line with polyisobutylene, heat-resisting reinforcing agent and nano titanium oxide
Material provides high temperature resistant support.Rubber system coordinates with heat-resisting system, works in coordination with and plays a role, in toughness and the intensity of reinforcing material
Meanwhile, the resistance to elevated temperatures of material is substantially increased.
High-temperature plastic layer material formula of the present invention with the addition of binding agent, it is possible to strengthen high temperature resistant glue-line and delay with Heat-resistant adhesive
Rush the adhesion of layer, improve interfacial bonding strength.Heat resistant composition polyisobutylene is not strong with the combination of rubber, the binding agent of the present invention
Use specific vinyl silane tri-butyl peroxy can be obviously enhanced the adhesion of polyisobutylene and rubber.
As preferably, described rubber is by ethylene-propylene diene copolymer 40-65 part, binary second the third glue 10-15 part, chlorinated scoline 5-
10 parts, brombutyl 5-10 part, methyl vinyl silicone rubber 10-15 part, ethane-acetic acid ethyenyl ester 5-10 part.
As preferably, described age resistor is by weight by 1-2 part anti-aging agent RD, 1-2 part antioxidant 4010NA, 1-2 part
Age resistor 8PPD-35 and 1-3 part paraffin mixing composition.The age resistor that the present invention is special combines for fertilizer granulation tank dedicated transport
Band designs, and works in coordination with and plays a role, the heat resistant excellent performance of material.
As preferably, described accelerator is by weight by accelerant B Z 1-2 part, accelerator TT 1-2 part, accelerator
ZDMC 1-2 part and Vulcanization accelerator TMTD 1-2 part composition.The accelerator that the present invention is special is combined for fertilizer granulation tank dedicated transport
Band designs, and works in coordination with and plays a role, the heat resistant excellent performance of material.
As preferably, described binding agent is vinyl silane tri-butyl peroxy.Vinyl silane tri-butyl peroxy
Addition can be greatly enhanced the adhesion between a component, strengthens toughness and the intensity of composite, meanwhile, vinyl tri-tert mistake
The addition of oxosilane can also be strengthened and the bond strength of Heat-resistant adhesive cushion.
As preferably, described heat-resisting reinforcing agent is nano zeolite powder be modified process with the mixture of attapulgite after
, wherein nano zeolite powder and attapulgite mass ratio are 1:0.5-1.
The present invention is especially added with heat-resisting reinforcing agent, and nano zeolite powder primarily serves heat-resisting function, and attapulgite is to material bodies
System is remarkably reinforced and toughening effect, and nano zeolite powder is coordinated by the present invention with attapulgite, works in coordination with and plays a role, and carries out spy
Fixed modification so that heat-resisting reinforcing agent to the heat-resisting of material and strengthen, toughening effect is obviously improved.
As preferably, the concrete preparation process of described heat-resisting reinforcing agent is as follows:
(1) attapulgite being calcined at 400-450 DEG C 90-120min, after cooling, pulverize, sieve to obtain attapulgite；
(2) mixture is obtained with nano zeolite powder after being mixed by attapulgite；
(3) by the dimethyl sulphoxide solution of mixture and mass concentration 15-25%, be uniformly mixed mixture divides
Dissipate liquid；By feeding the mixture in dimethyl sulphoxide solution, it is possible to make mixture be uniformly dispersed, so it is beneficial to follow-up acid
Solution oxide is modified.Acid solution enables to zeolite powder, attapulgite hydrophilic reduces, and lipophile increases, thus improves zeolite
Powder, attapulgite and the adhesion of rubber.
(4) after adding acid solution stirring and evenly mixing in mixture dispersion liquid, supersound process 10-20min, filters, uses respectively
Water and absolute ethanol washing, be then vacuum dried 2-3h at 75-85 DEG C and obtain primary modifier；
(5) by titanate coupling agent ethanol solution that mass concentration is 30-50% and primary modifier mixing 20-
30min, then adds the ethanol solution mixing 30-50min that mass concentration is 40-50% Silane coupling agent KH550, so
It is vacuum dried 30-60min at latter 80-90 DEG C, after pulverizing, obtains heat-resisting reinforcing agent.
Primary modifier is relatively thin due to granule, easily reunites, is so unfavorable for following process, and the performance to composite
There is considerable influence.Inventor, by finding after long-term experimentation, first passes through use titanate coupling agent to primary modifier
Carry out for the first time surface to process, after the primary modifier processed is carried out second time surface by adding silane coupler again
Reason, so can effectively solve the problem that primary modifier is reunited, and makes silane coupler effectively wrap up primary modifier, further
The reunion preventing primary modifier, for having carried out effective place mat effect with the mixing of rubber, due to the process of coupling agent,
Primary modifier mixes evenly with rubber, and bond strength is more preferable, and the composite material compositions of formation is uniform, and mechanical property is good.
Titanate coupling agent, silane coupler are all made into the form of ethanol solution to be added, so equal with the mixing of primary modifier
Even property is good, and onset is good.
As preferably, in step (3), the dimethyl sulphoxide solution consumption of mass concentration 15-25% is that every gram of mixture uses
10-15mL。
As preferably, acid solution described in step (4) be mass concentration be that the salpeter solution of 5-10% is with mass concentration
The acetic acid solution of 10-15% is according to the mixture of 1:3-5 volume ratio；In step (5), the consumption of titanate coupling agent is that primary changes
Property thing weight 0.3-0.5%, the consumption of Silane coupling agent KH550 is the 1-1.5% of primary modifier weight.The spy of the present invention
Determining acid solution is for attapulgite, the Modification design of zeolite powder, it is possible to zeolite powder, attapulgite hydrophilic are reduced,
Lipophile increases, thus improves the adhesion of zeolite powder, attapulgite and rubber.
The invention has the beneficial effects as follows: structural strength is high, and resistance to elevated temperatures is good, and resistance to chemical corrosion is good, shock resistance
Good, service life is long.
Accompanying drawing explanation
Fig. 1 is a kind of sectional structure schematic diagram of the present invention.
In figure: 1, high temperature resistant glue-line, 2, Heat-resistant adhesive cushion, 3, belt carcass.
Detailed description of the invention
Below by specific embodiment, technical scheme is described in further detail.
In the present invention, if not refering in particular to, the raw material used and equipment etc. are all commercially available or commonly used in the art.
Method in following embodiment, if no special instructions, is the conventional method of this area.
The formula meter of described Heat-resistant adhesive cushion is following, and (the concrete formula of Heat-resistant adhesive cushion sees specially
Profit CN 104860000 B):
Ethylene-propylene diene copolymer 65-75 part, natural rubber 25-35 part, hard carbon black 45-55 part, heat-resisting operation oil 8-15 part, oxygen
Change zinc 6-8 part, stearic acid 1-2 part, magnesium oxide 2-4 part, accelerant NOBS 1-1.5 part, viscosifier 2-4 part, age resistor 1-3 part,
Calcium stearate 4-6 part, vulcanizing agent 2-3 part；Described ethylene-propylene diene copolymer and natural rubber summation are 100 parts.
Embodiment 1:
A kind of fertilizer granulation tank dedicated conveyer belt, including upper covering glue layer, belt carcass 3 (canvas) and lower covering glue layer, described
Upper covering glue layer, lower covering glue layer are formed (Fig. 1) by high temperature resistant glue-line 1 and Heat-resistant adhesive cushion 2.
The material prescription of described high temperature resistant glue-line is as follows:
Ethylene-propylene diene copolymer 40 parts, 15 parts of binary second the third glue, chlorinated scoline 10 parts, brombutyl 10 parts, methyl
Vinylsiloxane rubber (commercially available) 15 parts, ethane-acetic acid ethyenyl ester (commercially available) 10 parts, hard carbon black 40 parts, paraffin oil 10 parts, poly-different
Butylene (commercially available) 10 parts, heat-resisting reinforcing agent 12 parts, nano titanium oxide 8 parts, nano zine oxide 6 parts, stearic acid 1 part, accelerator 1
Part, Polyethylene Glycol 5 parts, binding agent (vinyl silane tri-butyl peroxy) 8 parts, 1 part of age resistor, 0.2 part of sulfur, vulcanizing agent
DTDM (commercially available) 0.5 part, cumyl peroxide 3 parts.
Described age resistor by weight by 1 part of anti-aging agent RD (commercially available), 1 part of antioxidant 4010NA (commercially available), 1 part anti-old
Agent 8PPD-35 (commercially available) and 1 part of paraffin mixing composition.Described accelerator is by weight by accelerant B Z (commercially available) 1 part, promotion
Agent TT (commercially available) 2 parts, accelerator ZDMC (commercially available) 1 part and Vulcanization accelerator TMTD (commercially available) 2 parts composition.
Described heat-resisting reinforcing agent is nano zeolite powder and the mixture of attapulgite is modified after process, wherein nanometer
Zeolite powder and attapulgite mass ratio are 1:0.5.The concrete preparation process of described heat-resisting reinforcing agent is as follows:
(1) attapulgite being calcined at 400 DEG C 120min, after cooling, pulverize, sieve to obtain attapulgite；
(2) mixture is obtained with nano zeolite powder after being mixed by attapulgite；
(3) by the dimethyl sulphoxide solution of mixture and mass concentration 15%, it is uniformly mixed and to obtain mixture dispersion
Liquid；The dimethyl sulphoxide solution consumption of mass concentration 15% is that every gram of mixture uses 15mL.
(4) add after acid solution stirring and evenly mixing in mixture dispersion liquid, supersound process 10min, filter, respectively with water and
Absolute ethanol washing, is then vacuum dried 3h at 75 DEG C and obtains primary modifier；Described acid solution be mass concentration be the nitre of 5%
Acid solution and mass concentration are that the acetic acid solution of 15% is according to the mixture of 1:3 volume ratio.
(5) by titanate coupling agent ethanol solution that mass concentration is 30% and primary modifier mixing 20min, so
After add the ethanol solution mixing 30min that mass concentration is 40% Silane coupling agent KH550, then vacuum is done at 80 DEG C
Dry 60min, obtains heat-resisting reinforcing agent after pulverizing.The consumption of titanate coupling agent is the 0.3% of primary modifier weight, silane coupled
The consumption of agent KH550 is the 1% of primary modifier weight.
Embodiment 2:
A kind of fertilizer granulation tank dedicated conveyer belt, including upper covering glue layer, belt carcass 3 (canvas) and lower covering glue layer, described
Upper covering glue layer, lower covering glue layer are formed by high temperature resistant glue-line 1 and Heat-resistant adhesive cushion 2.
The material prescription of described high temperature resistant glue-line is as follows:
Ethylene-propylene diene copolymer 65 parts, 10 parts of binary second the third glue, chlorinated scoline 5 parts, brombutyl 5 parts, methyl second
10 parts of thiazolinyl silicone rubber (commercially available), ethane-acetic acid ethyenyl ester (commercially available) 5 parts, hard carbon black 50 parts, paraffin oil 15 parts, poly-isobutyl
20 parts of alkene (commercially available), heat-resisting reinforcing agent 8 parts, nano titanium oxide 5 parts, nano zine oxide 4 parts, stearic acid 3 parts, accelerator 2 parts,
Polyethylene Glycol 8 parts, binding agent (vinyl silane tri-butyl peroxy) 12 parts, 3 parts of age resistor, 0.5 part of sulfur, vulcanizing agent DTDM
(commercially available) 0.8 part, cumyl peroxide 6 parts.
Described age resistor by weight by 2 parts of anti-aging agent RDs (commercially available), 2 parts of antioxidant 4010NAs (commercially available), 2 parts anti-old
Agent 8PPD-35 (commercially available) and 3 parts of paraffin mixing compositions.Described accelerator is by weight by accelerant B Z (commercially available) 2 parts, promotion
Agent TT (commercially available) 1 part, accelerator ZDMC (commercially available) 2 parts and Vulcanization accelerator TMTD (commercially available) 1 part composition.
Described heat-resisting reinforcing agent is nano zeolite powder and the mixture of attapulgite is modified after process, wherein nanometer
Zeolite powder and attapulgite mass ratio are 1:1.The concrete preparation process of described heat-resisting reinforcing agent is as follows:
(1) attapulgite being calcined at 450 DEG C 90min, after cooling, pulverize, sieve to obtain attapulgite；
(2) mixture is obtained with nano zeolite powder after being mixed by attapulgite；
(3) by the dimethyl sulphoxide solution of mixture and mass concentration 25%, it is uniformly mixed and to obtain mixture dispersion
Liquid；The dimethyl sulphoxide solution consumption of mass concentration 25% is that every gram of mixture uses 10mL.
(4) add after acid solution stirring and evenly mixing in mixture dispersion liquid, supersound process 20min, filter, respectively with water and
Absolute ethanol washing, is then vacuum dried 2h at 85 DEG C and obtains primary modifier；Described acid solution be mass concentration be 10%
Salpeter solution and mass concentration are that the acetic acid solution of 10% is according to the mixture of 1:5 volume ratio.
(5) by titanate coupling agent ethanol solution that mass concentration is 50% and primary modifier mixing 30min, so
After add the ethanol solution mixing 50min that mass concentration is 50% Silane coupling agent KH550, then vacuum is done at 90 DEG C
Dry 30min, obtains heat-resisting reinforcing agent after pulverizing.The consumption of titanate coupling agent is the 0.5% of primary modifier weight, silane coupled
The consumption of agent KH550 is the 1.5% of primary modifier weight.
Embodiment 3:
A kind of fertilizer granulation tank dedicated conveyer belt, including upper covering glue layer, belt carcass 3 (canvas) and lower covering glue layer, described
Upper covering glue layer, lower covering glue layer are formed by high temperature resistant glue-line 1 and Heat-resistant adhesive cushion 2.
The material prescription of described high temperature resistant glue-line is as follows:
Ethylene-propylene diene copolymer 50 parts, 12 parts of binary second the third glue, chlorinated scoline 8 parts, brombutyl 8 parts, methyl second
13 parts of thiazolinyl silicone rubber (commercially available), ethane-acetic acid ethyenyl ester (commercially available) 9 parts, hard carbon black 45 parts, paraffin oil 12 parts, poly-isobutyl
15 parts of alkene (commercially available), heat-resisting reinforcing agent 10 parts, nano titanium oxide 6 parts, nano zine oxide 5 parts, stearic acid 2 parts, accelerator 1.5
Part, Polyethylene Glycol 7 parts, binding agent (vinyl silane tri-butyl peroxy) 10 parts, 2 parts of age resistor, 0.3 part of sulfur, vulcanizing agent
DTDM (commercially available) 0.6 part, cumyl peroxide 4 parts.
Described age resistor by weight by 1.5 parts of anti-aging agent RDs (commercially available), 1.5 parts of antioxidant 4010NAs (commercially available), 1.5
Part age resistor 8PPD-35 (commercially available) and 2 parts of paraffin mixing compositions.Described accelerator is by weight by accelerant B Z (commercially available)
1.5 parts, accelerator TT (commercially available) 1 part, accelerator ZDMC (commercially available) 1.5 parts and Vulcanization accelerator TMTD (commercially available) 1.5 parts composition.
Described heat-resisting reinforcing agent is nano zeolite powder and the mixture of attapulgite is modified after process, wherein nanometer
Zeolite powder and attapulgite mass ratio are 1:0.8.The concrete preparation process of described heat-resisting reinforcing agent is as follows:
(1) attapulgite being calcined at 420 DEG C 100min, after cooling, pulverize, sieve to obtain attapulgite；
(2) mixture is obtained with nano zeolite powder after being mixed by attapulgite；
(3) by the dimethyl sulphoxide solution of mixture and mass concentration 20%, it is uniformly mixed and to obtain mixture dispersion
Liquid；The dimethyl sulphoxide solution consumption of mass concentration 20% is that every gram of mixture uses 10mL.
(4) add after acid solution stirring and evenly mixing in mixture dispersion liquid, supersound process 15min, filter, respectively with water and
Absolute ethanol washing, is then vacuum dried 2.5h at 80 DEG C and obtains primary modifier；Described acid solution be mass concentration be 8%
Salpeter solution and mass concentration are that the acetic acid solution of 12% is according to the mixture of 1:4 volume ratio.
(5) by titanate coupling agent ethanol solution that mass concentration is 40% and primary modifier mixing 25min, so
After add the ethanol solution mixing 40min that mass concentration is 45% Silane coupling agent KH550, then vacuum is done at 85 DEG C
Dry 40min, obtains heat-resisting reinforcing agent after pulverizing.The consumption of titanate coupling agent is the 0.4% of primary modifier weight, silane coupled
The consumption of agent KH550 is the 1.2% of primary modifier weight.
The preparation method of the present invention is as follows:
(1) prepared by high temperature resistant glue-line:
One section mixing: by ethylene-propylene diene copolymer, binary second the third glue, chlorinated scoline, brombutyl, methyl ethylene
Silicone rubber, ethane-acetic acid ethyenyl ester, polyisobutylene, heat-resisting reinforcing agent, nano zine oxide, stearic acid, accelerator, Polyethylene Glycol,
Binding agent and age resistor add mixing 1.5 minutes of banbury precompressed, melting temperature 70 DEG C, add hard carbon black and paraffin oil is carried out
Mixing 1.5 minutes of high speed, melting temperature 70 DEG C, add nano titanium oxide and carry out mixing 1 minute, melting temperature 70 DEG C, stops
One section of elastomeric compound is obtained after putting 24h；
Two-stage mixing: add sulfur, vulcanizing agent DTDM, mixing 3 minutes of cumyl peroxide in one section of elastomeric compound, mixed
Refining temperature 60 C, then binder removal, obtain high-temperature plastic layer material, and calendering obtains high temperature resistant glue-line.
(2) prepared by Heat-resistant adhesive cushion: see patent CN 104860000 B.
(3) high temperature resistant glue-line, Heat-resistant adhesive cushion and belt carcass being combined, sulfuration, vulcanisation step and parameter are as follows:
The first step vulcanize under the pressure of 0.2-0.4Mpa, temperature at 145 ± 5 DEG C, time 1-3min；
Second step vulcanizes under the pressure of 1.5-3Mpa, temperature at 150 ± 5 DEG C, time 30-60min, make between each layer tight
Close, reach molecule combination degree.
High temperature resistant glue-line and bond properties test to the present invention are following (with reference to the GB/T20021 resistance to heated conveying of canvas core
Band):
High temperature resistant glue-line performance:
Bond properties index:
| Bond properties | Standard value | The present invention |
| Layer of cloth bonding strength N/mm >= | 4.5 | 10 |
| Layer of cloth and glue-line bonding strength N/mm >= | 3.5 | 7 |
| 180 DEG C of layer of cloth bonding strengths N/mm >= | 2.1 | 4 |
| 180 DEG C of layer of cloths and glue-line bonding strength N/mm >= | 1.8 | 3 |
| Aging rear bonding strength % of layer of cloth (175 DEG C * 96 hours) | Nothing | 5 |
Embodiment described above is the one preferably scheme of the present invention, not makees the present invention any pro forma
Limit, on the premise of without departing from the technical scheme described in claim, also have other variant and remodeling.
Claims (10)
1. a fertilizer granulation tank dedicated conveyer belt, including upper covering glue layer, belt carcass and lower covering glue layer, it is characterised in that: institute
State covering glue layer, lower covering glue layer is formed by high temperature resistant glue-line and Heat-resistant adhesive cushion.
A kind of fertilizer granulation tank dedicated conveyer belt the most according to claim 1, it is characterised in that described high temperature resistant glue-line
Material prescription is as follows:
Rubber 100 parts, hard carbon black 40-50 part, paraffin oil 10-15 part, polyisobutylene 10-20 part, heat-resisting reinforcing agent 8-12 part,
Nano titanium oxide 5-8 part, nano zine oxide 4-6 part, stearic acid 1-3 part, accelerator 1-2 part, Polyethylene Glycol 5-8 part, bonding
Agent 8-12 part, age resistor 1-3 part, sulfur 0.2-0.5 part, vulcanizing agent DTDM 0.5-0.8 part, cumyl peroxide 3-6 part.
A kind of fertilizer granulation tank dedicated conveyer belt the most according to claim 2, it is characterised in that: described rubber is by ternary second
Third glue 40-65 part, binary second the third glue 10-15 part, chlorinated scoline 5-10 part, brombutyl 5-10 part, ethylene methacrylic
Base silicone rubber 10-15 part, ethane-acetic acid ethyenyl ester 5-10 part.
4. according to a kind of fertilizer granulation tank dedicated conveyer belt described in Claims 2 or 3, it is characterised in that: described age resistor is pressed
Weight portion meter is by 1-2 part anti-aging agent RD, 1-2 part antioxidant 4010NA, 1-2 part age resistor 8PPD-35 and 1-3 part paraffin mixing group
Become.
5. according to a kind of fertilizer granulation tank dedicated conveyer belt described in Claims 2 or 3, it is characterised in that: described accelerator is pressed
Weight portion meter is by accelerant B Z 1-2 part, accelerator TT 1-2 part, accelerator ZDMC 1-2 part and Vulcanization accelerator TMTD 1-2 part group
Become.
6. according to a kind of fertilizer granulation tank dedicated conveyer belt described in Claims 2 or 3, it is characterised in that: described binding agent is
Vinyl silane tri-butyl peroxy.
A kind of fertilizer granulation tank dedicated conveyer belt the most according to claim 2, it is characterised in that: described heat-resisting reinforcing agent is
The mixture of nano zeolite powder and attapulgite obtains after being modified process, and wherein nano zeolite powder with attapulgite mass ratio is
1:0.5-1。
A kind of fertilizer granulation tank dedicated conveyer belt the most according to claim 7, it is characterised in that: described heat-resisting reinforcing agent
Concrete preparation process is as follows:
(1) attapulgite being calcined at 400-450 DEG C 90-120min, after cooling, pulverize, sieve to obtain attapulgite；
(2) mixture is obtained with nano zeolite powder after being mixed by attapulgite；
(3) by the dimethyl sulphoxide solution of mixture and mass concentration 15-25%, it is uniformly mixed and to obtain mixture dispersion
Liquid；
(4) add after acid solution stirring and evenly mixing in mixture dispersion liquid, supersound process 10-20min, filter, respectively with water and
Absolute ethanol washing, is then vacuum dried 2-3h at 75-85 DEG C and obtains primary modifier；
(5) by titanate coupling agent ethanol solution that mass concentration is 30-50% and primary modifier mixing 20-30min,
Then ethanol solution mixing 30-50min, then 80-that mass concentration is 40-50% Silane coupling agent KH550 are added
It is vacuum dried 30-60min at 90 DEG C, after pulverizing, obtains heat-resisting reinforcing agent.
A kind of fertilizer granulation tank dedicated conveyer belt the most according to claim 8, it is characterised in that: in step (3), quality is dense
The dimethyl sulphoxide solution consumption of degree 15-25% is that every gram of mixture uses 10-15mL.
A kind of fertilizer granulation tank dedicated conveyer belt the most according to claim 8, it is characterised in that: acid described in step (4)
Solution be mass concentration be salpeter solution and the mass concentration of 5-10% be that the acetic acid solution of 10-15% is according to 1:3-5 volume ratio
Mixture；In step (5), the consumption of titanate coupling agent is the 0.3-0.5% of primary modifier weight, silane coupler
The consumption of KH550 is the 1-1.5% of primary modifier weight.
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| CN108069269A (en) * | 2017-12-25 | 2018-05-25 | 孟婷婷 | A kind of crawler type grain is closed a position machine |
| CN108082969A (en) * | 2017-12-25 | 2018-05-29 | 孟婷婷 | A kind of grain is closed a position machine conveyer belt and the machine of closing a position using the conveyer belt |
| CN108424585A (en) * | 2018-03-29 | 2018-08-21 | 合肥聪亨新型建材科技有限公司 | A kind of high-temperature service heat resistant rubber |
| CN109749178A (en) * | 2017-11-05 | 2019-05-14 | 丹阳市贝尔特橡塑制品有限公司 | A kind of high-temperature resistant rubber |
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| CN116041867A (en) * | 2023-02-22 | 2023-05-02 | 三维控股集团股份有限公司 | Special high temperature resistant rim strip of chemical fertilizer granulation jar |
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| CN108069269A (en) * | 2017-12-25 | 2018-05-25 | 孟婷婷 | A kind of crawler type grain is closed a position machine |
| CN108082969A (en) * | 2017-12-25 | 2018-05-29 | 孟婷婷 | A kind of grain is closed a position machine conveyer belt and the machine of closing a position using the conveyer belt |
| CN108424585A (en) * | 2018-03-29 | 2018-08-21 | 合肥聪亨新型建材科技有限公司 | A kind of high-temperature service heat resistant rubber |
| CN110938405A (en) * | 2019-12-16 | 2020-03-31 | 广州市高士实业有限公司 | Organic silica gel with heat resistance and acid and alkali resistance |
| CN110938405B (en) * | 2019-12-16 | 2021-11-23 | 广州市高士实业有限公司 | Organic silica gel with heat resistance and acid and alkali resistance |
| CN116041867A (en) * | 2023-02-22 | 2023-05-02 | 三维控股集团股份有限公司 | Special high temperature resistant rim strip of chemical fertilizer granulation jar |
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