CN103102598A - High-temperature resistant steel wire rope core conveying belt core glue and preparation method thereof - Google Patents
High-temperature resistant steel wire rope core conveying belt core glue and preparation method thereof Download PDFInfo
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Abstract
The invention relates to a preparation method of high-temperature resistant steel wire rope core conveying belt core glue. The core glue comprises the following raw material components in parts by weight: 100 parts of ethylene propylene rubber, 70-110 parts of reinforcing filler, 3-5 parts of vulcanizing agent, 5-11.5 parts of vulcanizing activator, 20-30 parts of plasticizer, 2-4 parts of anti-aging agent and 3.8-4.2 parts of adhesive, wherein the components are subjected to first-section mixing and second-section mixing to obtain high-temperature resistant steel wire rope core conveying belt core glue. According to the invention, the formula system of the high-temperature resistant steel wire rope core conveying belt core glue can realize a good effect; and after use, the high-temperature resistant steel wire rope core conveying belt core glue meets the requirement on high-temperature resistance of material conveying in a cement plant and a steel plant, prevents sharp fall of the adhesive force between the core glue and the steel wire rope caused by early aging of the core glue, greatly prolongs the service life of the conveying belt, and creates great economic benefits.
Description
Technical field
The present invention relates to a kind of preparation method of high-temperature-resistant steel wire rope core conveyer belt core glue.
Background technology
China's economic developed rapidly in recent years, driven the Fast Growth of the basic activities such as picture iron and steel, cement, the industrial scale of iron and steel, cement industry, production capacity also is increased sharply, simultaneously, during this also produces iron and steel, cement industry, the easily-consumed products of material transportation, be also that key part---conveying belt has proposed more simultaneously, higher requirement.
Iron and steel, cement industry institute convey materials has megathermal characteristics, in particular cases, transient temperature can reach 400 ~ 500 ℃, reaches as high as 600 ℃, therefore for using the conveying belt under this hot environment will select the better ethylene-propylene rubber(EPR) of resistance toheat to do rubber cover; And for the core glue of conveying belt, more can select natural rubber and the styrene-butadiene rubber(SBR) of bond properties and better technological properties, it is relatively poor that yet the shortcoming of these two kinds of rubber is resistance toheats, easily degrade when using in hot environment, aging, thereby cause aging delamination or core glue and the decline of wireline bounding force of core glue and rubber cover, thereby have a strong impact on the normal service life of conveying belt.
For better improving high-temperature-resistant steel wire rope core conveyer belt work-ing life, reducing and use enterprise cost, guarantee its serialization production process, develop a kind of resistance toheat and bond properties all well high-temperature-resistant steel wire rope core conveyer belt core glue just seem particularly urgent and necessary.
Summary of the invention
One of purpose of the present invention is to overcome the deficiencies in the prior art, and a kind of resistance toheat requirement that can satisfy the high-temperature-resistant steel wire rope core conveyer belt is provided, and has again the Steel cord glue of fine bond properties.
Another object of the present invention is to provide a kind of preparation method of above-mentioned high-temperature-resistant steel wire rope core conveyer belt core glue.
According to technical scheme provided by the invention: a kind of high-temperature-resistant steel wire rope core conveyer belt core glue, it is characterized in that: comprise following feed composition: ethylene-propylene rubber(EPR) 100 weight parts, reinforcing filler 70 ~ 110 weight parts, vulcanizing agent 3 ~ 5 weight parts, vulcanization leveller 5 ~ 11.5 weight parts, softening agent 20 ~ 30 weight parts, anti-aging agent 2 ~ 4 weight parts, tackiness agent 3.8 ~ 4.2 weight parts; Said components namely makes high-temperature-resistant steel wire rope core conveyer belt core glue after one section mixing and two-stage mixing.
In described ethylene-propylene rubber(EPR), the weight percentage of the 3rd monomer is 2% ~ 11%, and the weight percentage of ethene is 52% ~ 72%.
Described reinforcing filler is one or more the mixture in white carbon black, carbon black N220, carbon black N330, carbon black N550, Sipacril 2739OF and calcium carbonate.
Described vulcanizing agent is one or more the mixture in sulphur and superoxide DCP.
Described vulcanization leveller is one or more the mixture in zinc oxide, stearic acid and iso-cyanuric acid triallyl ester TAIC.
Described softening agent is one or more the mixture in paraffin oil, coumarone and octyl group phenolic aldehyde BN-1.
Described anti-aging agent is one or more the mixture in anti-aging agent RD, antioxidant MB and antioxidant BLE.
Described tackiness agent is one or more the mixture in rubber adhesive RA, rubber adhesive RS, cobalt boracylate and rubber adhesive RE.
A kind of high-temperature-resistant steel wire rope core conveyer belt preparation method of core glue is characterized in that: comprise following process:
(1) one section mixing: the ethylene-propylene rubber(EPR) of getting 100 weight parts drops in Banbury mixer, closes floating weight banburying 2 ~ 3min; Then open the top bolt, drop into the reinforcing filler of 70 ~ 110 weight parts, the vulcanization leveller of 5 ~ 15 weight parts, the softening agent of 20 ~ 30 weight parts and the anti-aging agent of 2 ~ 4 weight parts in Banbury mixer, close floating weight and continue banburying, turn refining when banburying built-in temperature to 150 ~ 160 ℃, carry out slice by thickness 8 ~ 12mm after turning refining, the normal temperature blower fan is cooling, obtains one section rubber unvulcanizate;
(2) two-stage mixing: one section rubber unvulcanizate that will be cooled to room temperature drops in Banbury mixer, drop into the vulcanizing agent of 3 ~ 5 weight parts and the tackiness agent of 0.8 ~ 3.5 weight part again in Banbury mixer, close the floating weight banburying, turn refining when banburying built-in temperature to 90 ~ 110 ℃, carry out slice by thickness 8 ~ 12mm after turning refining, the normal temperature blower fan is cooling, obtains two-stage mixing glue, is high-temperature-resistant steel wire rope core conveyer belt core glue.
The present invention compared with prior art, advantage is:The present invention considers from the aspects such as ageing-resistant performance, bond properties and processing characteristics of carrying core glue, the formula system of selected high-temperature-resistant steel wire rope core conveyer belt core glue can reach good effect, high-temperature-resistant steel wire rope core conveyer belt core glue of the present invention is after use, cement mill, steel mill's convey materials had both been satisfied to resistant to elevated temperatures requirement, the core glue that has prevented core glue premature aging and caused and the significantly decline of wireline bounding force, greatly improve the work-ing life of conveying belt, realized good economic benefit.
Embodiment
The invention will be further described below in conjunction with specific embodiment.
Embodiment 1
prepare high-temperature-resistant steel wire rope core conveyer belt core glue preparation raw material, specifically comprise: ethylene-propylene rubber(EPR) 100 weight parts, carbon black N220 40 weight parts, white carbon black 10 weight parts, calcium carbonate 15 weight parts, zinc methacrylate 5 weight parts, DCP 4 weight parts, sulphur 1 weight part, zinc oxide 10 weight parts, stearic acid 1 weight part, coumarone 6 weight parts, bakelite B N-1 4 weight parts, paraffin oil 10 weight parts, antioxidant BLE 1 weight part, antioxidant MB 0.5 weight part, anti-aging agent RD 0.5 weight part, tackiness agent RA 1.2 weight parts, tackiness agent RE 2 weight parts, cobalt boracylate 1 weight part.
The high-temperature-resistant steel wire rope core conveyer belt comprises following process with the preparation method of core glue:
(1) one section mixing: the ethylene-propylene rubber(EPR) of 100 weight parts is dropped in Banbury mixer banburying 2min, then open the top bolt, drop into the carbon black N220 of 40 weight parts in the Banbury mixer, the white carbon black of 10 weight parts, the calcium carbonate of 15 weight parts, the zinc methacrylate of 5 weight parts, the zinc oxide of 10 weight parts, the stearic acid of 1 weight part, the coumarone of 6 weight parts, the bakelite B N-1 of 4 weight parts, the paraffin oil of 10 weight parts, the antioxidant BLE of 1 weight part, 0.5 the anti-aging agent RD of the antioxidant MB of weight part and 0.5 weight part, close floating weight and continue banburying 5min, turn refining when banburying built-in temperature to 150 ~ 160 ℃, carry out slice by thickness 8 ~ 12mm after turning refining, the normal temperature blower fan is cooling, obtain one section rubber unvulcanizate,
(2) two-stage mixing: the tackiness agent RA, the tackiness agent RE of 2 weight parts, the vulcanizing agent DCP of 4 weight parts, the sulphur of 1 weight part that will be cooled to cobalt boracylate, 1.2 weight parts of one section rubber unvulcanizate of room temperature and 1 weight part drop in Banbury mixer; close floating weight banburying 4min; turn refining when banburying built-in temperature to 90 ~ 110 ℃; carry out slice by thickness 8mm after turning refining; the normal temperature blower fan is cooling; obtain two-stage mixing glue, be high-temperature-resistant steel wire rope core conveyer belt core glue.
The high-temperature-resistant steel wire rope core conveyer belt that embodiment 1 prepares sees Table 1 with the performance perameter of core glue.
Table 1
Aging condition: 150 ℃ of * 7d
Embodiment 2
prepare high-temperature-resistant steel wire rope core conveyer belt core glue preparation raw material, specifically comprise: ethylene-propylene rubber(EPR) 100 weight parts, carbon black N550 60 weight parts, white carbon black 15 weight parts, calcium carbonate 30 weight parts, zinc methacrylate 5 weight parts, the DCP2.7 weight part, sulphur 0.3 weight part, zinc oxide 4 weight parts, stearic acid 1 weight part, coumarone 4 weight parts, bakelite B N-1 6 weight parts, paraffin oil 20 weight parts, antioxidant BLE 1 weight part, antioxidant MB 1.5 weight parts, anti-aging agent RD 1.5 weight parts, RA 1.5 weight parts, RS 1.5 weight parts, cobalt boracylate 1.2 weight parts.
The high-temperature-resistant steel wire rope core conveyer belt comprises following process with the preparation method of core glue:
(1) one section mixing: the ethylene-propylene rubber(EPR) of 100 weight parts is dropped in Banbury mixer banburying 3min, then open the top bolt, drop into the carbon black N550 of 60 weight parts in the Banbury mixer, the white carbon black of 15 weight parts, the calcium carbonate of 30 weight parts, the zinc methacrylate of 5 weight parts, the zinc oxide of 4 weight parts, the stearic acid of 1 weight part, the coumarone of 4 weight parts, the bakelite B N-1 of 6 weight parts, the paraffin oil of 20 weight parts, the antioxidant BLE of 1 weight part, 1.5 the anti-aging agent RD of the antioxidant MB of weight part and 1.5 weight parts, close floating weight and continue banburying 5min, turn refining when banburying built-in temperature to 150 ~ 160 ℃, carry out slice by thickness 8 ~ 12mm after turning refining, the normal temperature blower fan is cooling, obtain one section rubber unvulcanizate,
(2) two-stage mixing: will be cooled to the cobalt boracylate of one section rubber unvulcanizate of room temperature and 1.2 weight parts, the tackiness agent RA of 1.5 weight parts, the adhesive RS of 1.5 weight parts, the vulcanizing agent DCP of 2.7 weight parts and the sulphur of 0.3 weight part and drop in Banbury mixer; close floating weight banburying 4min; turn refining when banburying built-in temperature to 90 ~ 110 ℃; carry out slice by thickness 8mm after turning refining; the normal temperature blower fan is cooling; obtain two-stage mixing glue, be high-temperature-resistant steel wire rope core conveyer belt core glue.
The high-temperature-resistant steel wire rope core conveyer belt that embodiment 2 prepares sees Table 2 with the performance perameter of core glue.
Table 2
Aging condition: 150 ℃ of * 7d
Embodiment 3
Prepare the high-temperature-resistant steel wire rope core conveyer belt with core glue preparation raw material, formula rate by weight:
Ethylene-propylene rubber(EPR) 100 weight parts; carbon black N330 50 weight parts, white carbon black 15 weight parts; calcium carbonate 25 weight parts, zinc methacrylate 8 weight parts, DCP 3 weight parts; sulphur 0.3 weight part; iso-cyanuric acid triallyl ester TAIC 0.5 weight part; zinc oxide 10 weight parts; stearic acid 1 weight part, bakelite B N-1 4 weight parts, paraffin oil 20 weight parts; antioxidant BLE 1 weight part; antioxidant MB 1.5 weight parts, anti-aging agent RD 1.5 weight parts, RA 0.8 weight part; RE 1.5 weight parts, cobalt boracylate 1.5 weight parts.
The high-temperature-resistant steel wire rope core conveyer belt comprises following process with the preparation method of core glue:
(1) one section mixing: the ethylene-propylene rubber(EPR) of 100 weight parts is dropped in Banbury mixer banburying 3min, then open the top bolt, drop into the carbon black N330 of 50 weight parts in the Banbury mixer, the white carbon black of 15 weight parts, the calcium carbonate of 25 weight parts, the zinc methacrylate of 8 weight parts, the zinc oxide of 10 weight parts, the stearic acid of 1 weight part, 0.5 the iso-cyanuric acid triallyl ester TAIC of weight part, the bakelite B N-1 of 4 weight parts, the paraffin oil of 20 weight parts, the antioxidant BLE of 1 weight part, 1.5 the anti-aging agent RD of the antioxidant MB of weight part and 1.5 weight parts, close floating weight and continue banburying 5min, turn refining when banburying built-in temperature to 150 ~ 160 ℃, carry out slice by thickness 8 ~ 12mm after turning refining, the normal temperature blower fan is cooling, obtain one section rubber unvulcanizate,
(2) two-stage mixing: one section rubber unvulcanizate and the cobalt boracylate of 1.5 weight parts, tackiness agent RA, the tackiness agent RE of 1.5 weight parts, the vulcanizing agent DCP of 3 weight parts and the sulphur of 0.3 weight part of 0.8 weight part that will be cooled to room temperature drop in Banbury mixer; close floating weight banburying 4min; turn refining when banburying built-in temperature to 90 ~ 110 ℃; carry out slice by thickness 8mm after turning refining; the normal temperature blower fan is cooling; obtain two-stage mixing glue, be high-temperature-resistant steel wire rope core conveyer belt core glue.
The high-temperature-resistant steel wire rope core conveyer belt that embodiment 3 prepares sees Table 3 with the performance perameter of core glue.
Table 3
Aging condition: 150 ℃ of * 7d
The comparative example
The common high-temperature-resistant steel wire rope core conveyer belt core glue of making of styrene-butadiene rubber(SBR).
prepare the preparation raw material of common high-temperature-resistant steel wire rope core conveyer belt core glue, specifically comprise: styrene-butadiene rubber(SBR) 1,500 100 weight parts, carbon black N220 40 weight parts, carbon black N550 10 weight parts, white carbon black 12 weight parts, sulphur 2.5 weight parts, accelerator NS 1.7 weight parts, zinc oxide 5 weight parts, magnesium oxide 1.5 weight parts, stearic acid 0.5 weight part, coumarone 5 weight parts, aromatic hydrocarbon oil 10 weight parts, antioxidant 4010NA 1 weight part, antioxidant BLE 1 weight part, anti-aging agent RD 1 weight part, tackiness agent RA 3 weight parts, tackiness agent RE 3 weight parts, tackiness agent cobalt salt 2 weight parts.
The preparation method of common high-temperature-resistant steel wire rope core conveyer belt core glue specifically comprises following process:
(1) one section mixing: the styrene-butadiene rubber(SBR) 1500 of 100 weight parts is dropped in Banbury mixer banburying 3min, then open the top bolt, drop into the carbon black N220 of 40 weight parts in the Banbury mixer, the carbon black N550 of 10 weight parts, the white carbon black of 12 weight parts, the zinc oxide of 5 weight parts, 1.5 the magnesium oxide of weight part, 0.5 the stearic acid of weight part, the coumarone of 5 weight parts, the aromatic hydrocarbon oil of 10 weight parts, the antioxidant BLE of 1 weight part, the anti-aging agent RD of the antioxidant 4010NA of 1 weight part and 1 weight part, close floating weight and continue banburying 5min, turn refining when banburying built-in temperature to 110 ~ 130 ℃, carry out slice by thickness 8 ~ 12mm after turning refining, the normal temperature blower fan is cooling, obtain one section rubber unvulcanizate,
(2) two-stage mixing: one section rubber unvulcanizate and the sulphur of 2.5 weight parts, accelerator NS, the tackiness agent RA of 3 weight parts, the tackiness agent RE of 3 weight parts and the cobalt salt of 2 weight parts of 1.7 weight parts that will be cooled to room temperature drop in Banbury mixer, close floating weight banburying 3min, turn refining when banburying built-in temperature to 90 ~ 100 ℃, carry out slice by thickness 8mm after turning refining, the normal temperature blower fan is cooling, obtain two-stage mixing glue, be common high-temperature-resistant steel wire rope core conveyer belt core glue.
The performance perameter of the common high temperature-resistance conveyor belt core glue that the comparative example prepares sees Table 4.
Table 4
Aging condition: 150 ℃ of * 7d
By relatively can finding out of embodiment 1 ~ 3 and comparative example: high-temperature-resistant steel wire rope core conveyer belt core glue ageing-resistant performance of the present invention is good, the core glue that can effectively prevent core glue premature aging and cause and the significantly decline of wireline bounding force, greatly improve the work-ing life of conveying belt, realized good economic benefit.
Claims (9)
1. high-temperature-resistant steel wire rope core conveyer belt core glue, it is characterized in that: comprise following feed composition: ethylene-propylene rubber(EPR) 100 weight parts, reinforcing filler 70 ~ 110 weight parts, vulcanizing agent 3 ~ 5 weight parts, vulcanization leveller 5 ~ 11.5 weight parts, softening agent 20 ~ 30 weight parts, anti-aging agent 2 ~ 4 weight parts, tackiness agent 3.8 ~ 4.2 weight parts; Said components namely makes high-temperature-resistant steel wire rope core conveyer belt core glue after one section mixing and two-stage mixing.
2. high-temperature-resistant steel wire rope core conveyer belt core glue as claimed in claim 1, it is characterized in that: in described ethylene-propylene rubber(EPR), the weight percentage of the 3rd monomer is 2% ~ 11%, the weight percentage of ethene is 52% ~ 72%.
3. high-temperature-resistant steel wire rope core conveyer belt core glue as claimed in claim 1 is characterized in that: described reinforcing filler is one or more the mixture in white carbon black, carbon black N220, carbon black N330, carbon black N550, Sipacril 2739OF and calcium carbonate.
4. high-temperature-resistant steel wire rope core conveyer belt core glue as claimed in claim 1 is characterized in that: described vulcanizing agent is one or more the mixture in sulphur and superoxide DCP.
5. high-temperature-resistant steel wire rope core conveyer belt core glue as claimed in claim 1 is characterized in that: described vulcanization leveller is one or more the mixture in zinc oxide, stearic acid and iso-cyanuric acid triallyl ester TAIC.
6. high-temperature-resistant steel wire rope core conveyer belt core glue as claimed in claim 1 is characterized in that: described softening agent is one or more the mixture in paraffin oil, coumarone and octyl group phenolic aldehyde BN-1.
7. high-temperature-resistant steel wire rope core conveyer belt core glue as claimed in claim 1 is characterized in that: described anti-aging agent is one or more the mixture in anti-aging agent RD, antioxidant MB and antioxidant BLE.
8. high-temperature-resistant steel wire rope core conveyer belt core glue as claimed in claim 1 is characterized in that: described tackiness agent is one or more the mixture in rubber adhesive RA, rubber adhesive RS, cobalt boracylate and rubber adhesive RE.
9. a high-temperature-resistant steel wire rope core conveyer belt with the preparation method of core glue, is characterized in that: comprise following process:
(1) one section mixing: the ethylene-propylene rubber(EPR) of getting 100 weight parts drops in Banbury mixer, closes floating weight banburying 2 ~ 3min; Then open the top bolt, drop into the reinforcing filler of 70 ~ 110 weight parts, the vulcanization leveller of 5 ~ 15 weight parts, the softening agent of 20 ~ 30 weight parts and the anti-aging agent of 2 ~ 4 weight parts in Banbury mixer, close floating weight and continue banburying, turn refining when banburying built-in temperature to 150 ~ 160 ℃, carry out slice by thickness 8 ~ 12mm after turning refining, the normal temperature blower fan is cooling, obtains one section rubber unvulcanizate;
(2) two-stage mixing: one section rubber unvulcanizate that will be cooled to room temperature drops in Banbury mixer, drop into the vulcanizing agent of 3 ~ 5 weight parts and the tackiness agent of 0.8 ~ 3.5 weight part again in Banbury mixer, close the floating weight banburying, turn refining when banburying built-in temperature to 90 ~ 110 ℃, carry out slice by thickness 8 ~ 12mm after turning refining, the normal temperature blower fan is cooling, obtains two-stage mixing glue, is high-temperature-resistant steel wire rope core conveyer belt core glue.
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| CN103435874A (en) * | 2013-09-03 | 2013-12-11 | 无锡宝通带业股份有限公司 | Pure styrene-butadiene rubber steel wire rope core conveying belt core rubber and preparation method thereof |
| CN103772828A (en) * | 2013-12-31 | 2014-05-07 | 无锡宝通带业股份有限公司 | Covering rubber for high temperature resistant steel mesh elevator conveyor and preparation method of covering rubber |
| CN103772827A (en) * | 2013-12-31 | 2014-05-07 | 无锡宝通带业股份有限公司 | Core rubber for high temperature resistance steel mesh elevator belt and preparation method of core rubber |
| CN104212015A (en) * | 2014-09-29 | 2014-12-17 | 山西德邦橡胶制品有限公司 | Steel wire rope core flame-retardant belt bonding core rubber |
| CN104672630A (en) * | 2013-11-26 | 2015-06-03 | 比亚迪股份有限公司 | Modified ethylene propylene rubber and preparation method thereof |
| CN107641257A (en) * | 2017-10-12 | 2018-01-30 | 广州市立昂软管有限公司 | A kind of high temperature high voltage resistant air pump piping and preparation method thereof |
| CN113234286A (en) * | 2021-04-18 | 2021-08-10 | 安徽中意胶带有限责任公司 | High-temperature-resistant steel wire rope core flame-retardant conveyor belt adhesive rubber composite material and preparation method thereof |
| CN114316449A (en) * | 2021-12-31 | 2022-04-12 | 无锡市中惠橡胶科技有限公司 | Mixing process for bonding ethylene propylene diene monomer and cord |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103435874A (en) * | 2013-09-03 | 2013-12-11 | 无锡宝通带业股份有限公司 | Pure styrene-butadiene rubber steel wire rope core conveying belt core rubber and preparation method thereof |
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| CN104212015A (en) * | 2014-09-29 | 2014-12-17 | 山西德邦橡胶制品有限公司 | Steel wire rope core flame-retardant belt bonding core rubber |
| CN107641257A (en) * | 2017-10-12 | 2018-01-30 | 广州市立昂软管有限公司 | A kind of high temperature high voltage resistant air pump piping and preparation method thereof |
| CN113234286A (en) * | 2021-04-18 | 2021-08-10 | 安徽中意胶带有限责任公司 | High-temperature-resistant steel wire rope core flame-retardant conveyor belt adhesive rubber composite material and preparation method thereof |
| CN114316449A (en) * | 2021-12-31 | 2022-04-12 | 无锡市中惠橡胶科技有限公司 | Mixing process for bonding ethylene propylene diene monomer and cord |
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Application publication date: 20130515 |