CN102585732A - Intermediate adhesive for high-heat-resistant conveying belt and preparation method thereof - Google Patents
Intermediate adhesive for high-heat-resistant conveying belt and preparation method thereof Download PDFInfo
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- CN102585732A CN102585732A CN2012100319554A CN201210031955A CN102585732A CN 102585732 A CN102585732 A CN 102585732A CN 2012100319554 A CN2012100319554 A CN 2012100319554A CN 201210031955 A CN201210031955 A CN 201210031955A CN 102585732 A CN102585732 A CN 102585732A
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Abstract
The invention relates to a high-heat-resistant conveyer belt intermediate rubber and a preparation method thereof, and the prepared product has good heat resistance and bonding performance. Plasticating natural rubber on an open mill, and banburying the prepared plasticated rubber, ethylene propylene rubber and styrene butadiene rubber in an internal mixer; then opening a top plug, adding a reinforcing filler, a vulcanization activator, a vulcanization accelerator, a coupling agent, a plasticizer and an anti-aging agent, banburying, turning over, discharging, and cooling by a normal-temperature fan to obtain a first-stage rubber compound; and then, carrying out two-stage mixing, putting the prepared first-stage mixing rubber and a vulcanizing agent into an internal mixer for mixing, turning over, discharging sheets, and cooling by a normal-temperature fan to obtain the high-temperature-resistant conveying belt intermediate rubber. After the intermediate glue for the high-heat-resistant conveying belt is used, the requirement of a cement plant and a steel plant on high-temperature resistance of conveyed materials is met, meanwhile, the intermediate glue can play a good bonding transition role on the covering glue and the core glue of the high-heat-resistant conveying belt, the delaminating is prevented, the service life of the conveying belt is greatly prolonged, and good economic benefits are realized.
Description
Technical field
The present invention relates to middle glue of a kind of anti-high hot conveyer belt and preparation method thereof, prepared product has good heat endurance ability and bond properties, is applicable to make the canvas core heat resistance conveyor belt that meets GB/T 20021-2005 standard.
Background technology
Along with fast development of Chinese economy; Driven shooting up as basic activities such as iron and steel, cement; The continuous expansion of the market requirement impels the industrial scale of iron and steel, cement industry to increase rapidly, and production capacity also is increased sharply; Simultaneously, during this also produces iron and steel, cement industry the material transportation key part---conveying belt is had higher requirement.
Iron and steel, cement industry institute convey materials generally have megathermal characteristics, and sometimes, transient temperature can reach 400-500 ℃, therefore can select the better ethylene-propylene rubber(EPR) of resistance toheat usually for use for the rubber cover that uses the conveying belt under this hot environment; And, more can select the tree elastomer and the styrene-butadiene rubber(SBR) of bond properties and better technological properties for the core glue of conveying belt.The core glue interfacial property of the rubber cover of ethylene-propylene rubber(EPR) and tree elastomer, styrene-butadiene rubber(SBR), vulcanization system difference are very big, if directly bonding, when being sulfided into conveying belt, in hot environment, be easy to take place the phenomenon of delamination, have a strong impact on the work-ing life of conveying belt.Present domestic cement, the employed anti-high hot conveyer belt of steel industry be the phenomenon of ubiquity conveying belt delamination damage also.
Stand in and improve anti-high hot conveyer belt work-ing life, practice thrift and use enterprise cost, guarantee that its quantity-produced angle sets out, develop the good anti-high hot conveyer belt of a kind of resistance toheat and bond properties in the middle of glue just seem particularly necessary.
Summary of the invention
One of the object of the invention is to overcome the deficiency that exists in the prior art, and a kind of resistance toheat requirement that can satisfy anti-high hot conveyer belt is provided, and has the middle glue of fine bond properties again.
Another object of the present invention provides the preparation method of the middle glue of a kind of anti-high hot conveyer belt.
According to technical scheme provided by the invention, a kind of anti-high hot conveyer belt is used middle glue, and formula rate component by weight is following:
Tree elastomer 0-40 part, ethylene-propylene rubber(EPR) 40-100 part, styrene-butadiene rubber(SBR) 0-60 part, chlorosuphonated-polyethylene 0-20 part, reinforced filling 10-60 part, vulcanization leveller 4-12 part, coupling agent 0.8-3 part, vulcanization accelerator 0.2-6 part, softening agent 5-40 part, anti-aging agent 1-5 part and vulcanizing agent 0.2-6 part;
Said ethylene-propylene rubber(EPR) is oil-filled ethylene-propylene rubber(EPR) or not oil-filled ethylene-propylene rubber(EPR), and the 3rd monomer content is 4%-11% by weight percentage in the said ethylene-propylene rubber(EPR), and ethylene content is 52%-72% by weight percentage.
Said styrene-butadiene rubber(SBR) is oil-extended styrene-butadiene rubber or oil-extended styrene-butadiene rubber not, and combined styrene content is 22.5%-24.5% by weight percentage in the said styrene-butadiene rubber(SBR);
Said tree elastomer is the 10# tree elastomer;
Cl content is 27%-45% by weight percentage in the said chlorosuphonated-polyethylene, and sulphur content is 1%-5% by weight percentage;
Get tree elastomer earlier and in mill, plasticate and obtain broken-(down)rubber, carry out mixing then; Mixing branch carries out for two sections, and one section mixing with ethylene-propylene rubber(EPR), styrene-butadiene rubber(SBR), and chlorosuphonated-polyethylene and broken-(down)rubber drop into banburying in the Banbury mixer; Open floating weight then and add reinforced filling, vulcanization leveller, coupling agent, vulcanization accelerator, softening agent and anti-aging agent, through turn refining, slice, the cooling of normal temperature blower fan make one section rubber unvulcanizate; Carry out two-stage mixing subsequently, get one section rubber unvulcanizate making and vulcanizing agent drop in the Banbury mixer mixing through turn refining, slice, the cooling of normal temperature blower fan, promptly get the anti-high hot conveyer belt of product centre glue.
Said reinforced filling is one or more among WHITE CARBON BLACK, carbon black N220, carbon black N330, carbon black N550 or the carbon black N660.
Said vulcanizing agent is one or more among sulphur, the DCP or two 2,5.
Said vulcanization accelerator is sulfenamide type accelerators CZ, sulfenamide type accelerators NOBS, one or more among thiazole accelerator DM or the thiazole accelerator M.
Said vulcanization leveller is one or more among zinc oxide, Natural manganese dioxide, Triple Pressed Stearic Acid or the TAIC.
Said coupling agent is silane coupling agent SI-69.
Said softening agent is one or more among aromatic hydrocarbon oil, coumarone, Yellow Protopet 2A, carbon 9 resins or the octyl group phenolic aldehyde BN-1.
Said anti-aging agent is one or more in anti-aging agent RD, antioxidant 4010NA, antioxidant MB or the antioxidant BLE.
Described anti-high hot conveyer belt is with the preparation method of middle glue, and formula rate step by weight is following:
(1) plasticate: get tree elastomer 0-40 part and in mill, plasticate, roll spacing 2-4mm, the roller temperature control is at 40-50 ℃, and the 10-15min that plasticates obtains broken-(down)rubber;
(2) mixing: mixing branch carries out for two sections, and one section mixing with ethylene-propylene rubber(EPR) 40-100 part, styrene-butadiene rubber(SBR) 0-60 part, and chlorosuphonated-polyethylene 0-20 part and step (1) gained broken-(down)rubber drops in the Banbury mixer, banburying 2-4min; Open floating weight then and add reinforced filling 10-60 part, vulcanization leveller 4-12 part, coupling agent 0.8-3 part; Vulcanization accelerator 0.2-6 part; Softening agent 5-40 part and anti-aging agent 1-5 part, banburying 3-5min, dump temperature are controlled at 130-150 ℃; Through turning refining, making one section rubber unvulcanizate, park 6-10h by thickness 8-12mm slice, the cooling of normal temperature blower fan; Carry out two-stage mixing subsequently; Get the one section rubber unvulcanizate and the 0.2-6 part vulcanizing agent that make and drop in the Banbury mixer, mixing 3-5min, dump temperature are controlled at 130-140 ℃; Through turning refining, cooling off, promptly get the middle glue of the anti-high hot conveyer belt of product by thickness 8-12mm slice, normal temperature blower fan.
Beneficial effect of the present invention: the present invention takes all factors into consideration from aspects such as heat resistance, bond properties and processing characteristicies; The formula system of glue can reach splendid effect in the middle of the selected anti-high hot conveyer belt; Glue is after use in the middle of the anti-high hot conveyer belt of the present invention; Both satisfy cement mill, steel mill's convey materials to resistant to elevated temperatures requirement, can play good bonding transitional function to rubber cover, the core glue of anti-high hot conveyer belt simultaneously, prevented the generation of delamination; Improve the work-ing life of conveying belt greatly, realized good economic benefits.
Embodiment
Through embodiment the present invention is further specified below, but not as limitation of the present invention.Said equipment is conventional production unit.
1 one kinds of anti-high hot conveyer belts of embodiment are with middle glue and preparation method thereof,
Its formula rate is by weight: 40 parts in ethylene-propylene rubber(EPR), 30 parts in styrene-butadiene rubber(SBR), 40 parts of tree elastomers, 35 parts of carbon black N330,15 parts of WHITE CARBON BLACKs; 2 parts in sulphur, two 2,53 parts of vulcanizing agent, 1.5 parts of TAIC, 0.8 part of sulfenamide type accelerators NOBS; 1 part of thiazole accelerator DM, 1 part of thiazole accelerator M, 5 parts in zinc oxide, 2 parts of Triple Pressed Stearic Acid; 0.8 part of coupling agent SI-69,8 parts of coumarones, 2 parts of bakelite B N-1 (guest king chemical plant, Wuxi), 8 parts of aromatic hydrocarbon oil; 8 parts of Yellow Protopet 2As, 1 part of antioxidant 4010NA, 1 part of antioxidant BLE, 1.5 parts of 1 part of antioxidant MB and anti-aging agent RDs.
The preparation method of glue in the middle of the described anti-high hot conveyer belt, concrete steps are:
(1) plasticate: tree elastomer is plasticated in mill, roll spacing 2-4mm, the roller temperature control is at 40-50 ℃, and the 15min that plasticates processes broken-(down)rubber.
(2) mixing: mixing branch carries out for two sections, and one section mixing is earlier broken-(down)rubber, ethylene-propylene rubber(EPR), styrene-butadiene rubber(SBR) to be dropped in the Banbury mixer banburying 3min; Open floating weight then and add carbon black, WHITE CARBON BLACK, zinc oxide, Triple Pressed Stearic Acid, coupling agent SI-69, coumarone, bakelite B N-1, aromatic hydrocarbon oil, Yellow Protopet 2A, sulfenamide type accelerators NOBS, thiazole accelerator M, DM, antioxidant 4010NA, antioxidant BLE; Antioxidant MB and anti-aging agent RD; Banburying 5min; Dump temperature is controlled at 130-150 ℃, through turning refining, processing one section rubber unvulcanizate by thickness 8-12mm slice, the cooling of normal temperature blower fan, parks 6h; Two-stage mixing is with one section rubber unvulcanizate and sulphur, two 2,5 and TAIC, drops in the Banbury mixer, and mixing 4min, dump temperature are controlled at 130-140 ℃, through turning refining, promptly get the anti-high hot conveyer belt of product centre glue by thickness 8-12mm slice, the cooling of normal temperature blower fan.
2 one kinds of anti-high hot conveyer belts of embodiment are with middle glue and preparation method thereof
Its formula rate is by weight: 50 parts in ethylene-propylene rubber(EPR), 30 parts in styrene-butadiene rubber(SBR), 20 parts of tree elastomers, 40 parts of carbon black N550,15 parts of WHITE CARBON BLACKs; 1.5 parts in sulphur, 4 parts of DCP, TAIC1.5 part, 0.5 part of sulfenamide type accelerators NOBS, 1 part of thiazole accelerator DM; 1 part of thiazole accelerator M, 5 parts in zinc oxide, 2 parts of Triple Pressed Stearic Acid, 1.5 parts of coupling agent SI-69; 5 parts of coumarones, 5 parts of bakelite B N-1 (guest king chemical plant, Wuxi), 5 parts of aromatic hydrocarbon oil, 15 parts of Yellow Protopet 2As; 1 part of antioxidant 4010NA, 1 part of antioxidant BLE, 1.5 parts of antioxidant MBs, 1.5 parts of anti-aging agent RDs.
The preparation method of glue in the middle of the described anti-high hot conveyer belt, concrete steps are:
(1) plasticate: tree elastomer is plasticated in mill, roll spacing 2-4mm, the roller temperature control is at 40-50 ℃, and the 15min that plasticates processes broken-(down)rubber.
(2) mixing: mixing branch carries out for two sections, and one section mixing is earlier broken-(down)rubber, ethylene-propylene rubber(EPR), styrene-butadiene rubber(SBR) to be dropped in the Banbury mixer banburying 3min; Open floating weight then and add carbon black; WHITE CARBON BLACK; Zinc oxide, Triple Pressed Stearic Acid, coupling agent SI-69, coumarone, bakelite B N-1, aromatic hydrocarbon oil, Yellow Protopet 2A, accelerant N OBS, DM, M, antioxidant 4010NA, antioxidant BLE, antioxidant MB and anti-aging agent RD, banburying 5min, dump temperature are controlled at 130-150 ℃; Through turning refining, processing one section rubber unvulcanizate, park 8h by thickness 8-12mm slice, the cooling of normal temperature blower fan.Two-stage mixing is that one section rubber unvulcanizate and sulphur, DCP and TAIC are dropped in the Banbury mixer, and mixing 4min, dump temperature are controlled at 130-140 ℃, through turning refining, promptly getting the middle glue of the anti-high hot conveyer belt of product by thickness 8-12mm slice, the cooling of normal temperature blower fan normal temperature.
3 one kinds of anti-high hot conveyer belts of embodiment are with middle glue and preparation method thereof
Its formula rate is by weight: 90 parts in ethylene-propylene rubber(EPR), 10 parts of chlorosuphonated-polyethylenes, 40 parts of carbon black N660,15 parts of WHITE CARBON BLACKs; 0.5 part in sulphur, 5 parts of DCP, 0.5 part of sulfonamides accelerant N OBS, 1 part of thiazole accelerator DM; 2 parts of TAIC, 5 parts in zinc oxide, 10 parts in Natural manganese dioxide, 2 parts of Triple Pressed Stearic Acid; 1.5 parts of coupling agent SI-69,5 parts of coumarones, 8 parts of bakelite B N-1 (guest king chemical plant, Wuxi), 20 parts of Yellow Protopet 2As; 1 part of antioxidant 4010NA, 1 part of antioxidant BLE, 1 part of antioxidant MB, 1.5 parts of anti-aging agent RDs.
The preparation method of glue in the middle of the described anti-high hot conveyer belt, concrete steps are:
Mixing: as earlier ethylene-propylene rubber(EPR) and chlorosuphonated-polyethylene to be dropped in the Banbury mixer banburying 2min; Open floating weight then and add carbon black, WHITE CARBON BLACK, sulphur, DCP, sulfonamides accelerant N OBS, thiazole accelerator DM, TAIC, zinc oxide, Natural manganese dioxide, Triple Pressed Stearic Acid, coupling agent SI-69, coumarone, bakelite B N-1, Yellow Protopet 2A, antioxidant 4010NA, antioxidant BLE; Antioxidant MB; Anti-aging agent RD, banburying 5min, dump temperature are controlled at 130-150 ℃; Through turning refining, processing one section rubber unvulcanizate, park 8h by thickness 8-12mm slice, the cooling of normal temperature blower fan.Two-stage mixing is that mixing 3min, dump temperature are controlled at 130-140 ℃ with in one section rubber unvulcanizate and sulphur and the DCP input Banbury mixer, through turning refining, promptly getting the middle glue of the heat-resisting high conveying belt of product by thickness 8-12mm slice, the cooling of normal temperature blower fan normal temperature.
Claims (9)
1. an anti-high hot conveyer belt is used middle glue, and it is characterized in that: formula rate component by weight is following:
Tree elastomer 0-40 part, ethylene-propylene rubber(EPR) 40-100 part, styrene-butadiene rubber(SBR) 0-60 part, chlorosuphonated-polyethylene 0-20 part, reinforced filling 10-60 part, vulcanization leveller 4-12 part, coupling agent 0.8-3 part, vulcanization accelerator 0.2-6 part, softening agent 5-40 part, anti-aging agent 1-5 part and vulcanizing agent 0.2-6 part;
Said ethylene-propylene rubber(EPR) is oil-filled ethylene-propylene rubber(EPR) or not oil-filled ethylene-propylene rubber(EPR), and the 3rd monomer content is 4%-11% by weight percentage in the said ethylene-propylene rubber(EPR), and ethylene content is 52%-72% by weight percentage;
Said styrene-butadiene rubber(SBR) is oil-extended styrene-butadiene rubber or oil-extended styrene-butadiene rubber not, and combined styrene content is 22.5%-24.5% by weight percentage in the said styrene-butadiene rubber(SBR);
Said tree elastomer is the 10# tree elastomer;
Cl content is 27%-45% by weight percentage in the said chlorosuphonated-polyethylene, and sulphur content is 1%-5% by weight percentage;
Get tree elastomer earlier and in mill, plasticate and obtain broken-(down)rubber, carry out mixing then; Mixing branch carries out for two sections, and one section mixing with ethylene-propylene rubber(EPR), styrene-butadiene rubber(SBR), and chlorosuphonated-polyethylene and broken-(down)rubber drop into banburying in the Banbury mixer; Open floating weight then and add reinforced filling, vulcanization leveller, coupling agent, vulcanization accelerator, softening agent and anti-aging agent, through turn refining, slice, the cooling of normal temperature blower fan make one section rubber unvulcanizate; Carry out two-stage mixing subsequently, get one section rubber unvulcanizate making and vulcanizing agent drop in the Banbury mixer mixing through turn refining, slice, the cooling of normal temperature blower fan, promptly get the anti-high hot conveyer belt of product centre glue.
2. anti-according to claim 1 high hot conveyer belt is used middle glue, it is characterized in that: said reinforced filling is one or more among WHITE CARBON BLACK, carbon black N220, carbon black N330, carbon black N550 or the carbon black N660.
3. glue in the middle of a kind of anti-high hot conveyer belt as claimed in claim 1, it is characterized in that: said vulcanizing agent is one or more among sulphur, the DCP or two 2,5.
4. anti-according to claim 1 high hot conveyer belt is used middle glue, it is characterized in that: said vulcanization accelerator is sulfenamide type accelerators CZ, sulfenamide type accelerators NOBS, one or more among thiazole accelerator DM or the thiazole accelerator M.
5. anti-according to claim 1 high hot conveyer belt is used middle glue, it is characterized in that: said vulcanization leveller is one or more among zinc oxide, Natural manganese dioxide, Triple Pressed Stearic Acid or the TAIC.
6. glue in the middle of a kind of anti-high hot conveyer belt as claimed in claim 1, it is characterized in that: said coupling agent is silane coupling agent SI-69.
7. anti-according to claim 1 high hot conveyer belt is used middle glue, it is characterized in that: said softening agent is one or more among aromatic hydrocarbon oil, coumarone, Yellow Protopet 2A, carbon 9 resins or the octyl group phenolic aldehyde BN-1.
8. glue in the middle of a kind of anti-high hot conveyer belt as claimed in claim 1, it is characterized in that: said anti-aging agent is one or more in anti-aging agent RD, antioxidant 4010NA, antioxidant MB or the antioxidant BLE.
9. the described anti-high hot conveyer belt of claim 1 is characterized in that with the preparation method of middle glue: formula rate by weight, its preparation process is following:
(1) plasticate: get tree elastomer 0-40 part and in mill, plasticate, roll spacing 2-4mm, the roller temperature control is at 40-50 ℃, and the 10-15min that plasticates obtains broken-(down)rubber;
(2) mixing: mixing branch carries out for two sections, and one section mixing with ethylene-propylene rubber(EPR) 40-100 part, styrene-butadiene rubber(SBR) 0-60 part, and chlorosuphonated-polyethylene 0-20 part and step (1) gained broken-(down)rubber drops in the Banbury mixer, banburying 2-4min; Open floating weight then and add reinforced filling 10-60 part, vulcanization leveller 4-12 part, coupling agent 0.8-3 part; Vulcanization accelerator 0.2-6 part; Softening agent 5-40 part and anti-aging agent 1-5 part, banburying 3-5min, dump temperature are controlled at 130-150 ℃; Through turning refining, making one section rubber unvulcanizate, park 6-10h by thickness 8-12mm slice, the cooling of normal temperature blower fan; Carry out two-stage mixing subsequently; Get the one section rubber unvulcanizate and the 0.2-6 part vulcanizing agent that make and drop in the Banbury mixer, mixing 3-5min, dump temperature are controlled at 130-140 ℃; Through turning refining, cooling off, promptly get the middle glue of the anti-high hot conveyer belt of product by thickness 8-12mm slice, normal temperature blower fan.
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| CN201210031955.4A CN102585732B (en) | 2012-02-14 | 2012-02-14 | Intermediate adhesive for high-heat-resistant conveying belt and preparation method thereof |
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| CN201210031955.4A CN102585732B (en) | 2012-02-14 | 2012-02-14 | Intermediate adhesive for high-heat-resistant conveying belt and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103242777A (en) * | 2013-04-28 | 2013-08-14 | 北京化工大学 | Bonding layer rubber material for high-temperature resistant aramid fiber canvas core conveyer belt, and using method of bonding layer rubber material |
| CN103497710A (en) * | 2013-10-14 | 2014-01-08 | 无锡通用钢绳有限公司 | High-temperature-resisting steel cord conveyor belt glue and preparation method thereof |
| CN103540041A (en) * | 2013-09-30 | 2014-01-29 | 宁波安信德亿塑业科技有限公司 | High-temperature resisting gas pipe and preparation method thereof |
| CN103881247A (en) * | 2014-04-04 | 2014-06-25 | 王勇 | Self-vulcanized ethylene-propylene-diene monomer (EPDM) adhesive tape and preparation method thereof |
| CN103935686A (en) * | 2013-08-05 | 2014-07-23 | 安徽欧耐橡塑工业有限公司 | Light heat-resisting conveyor belt |
| CN105440339A (en) * | 2015-12-22 | 2016-03-30 | 芜湖恒坤汽车部件有限公司 | Anti-aging rubber ring material composition and anti-aging rubber ring preparation method |
| CN105885729A (en) * | 2016-06-22 | 2016-08-24 | 杨玉双 | High-temperature-resistant sealant and preparation method thereof |
| CN106280736A (en) * | 2016-08-24 | 2017-01-04 | 无锡宝强工业织造有限公司 | A kind of chlorosulfonated polyethylene coating rubber cement and preparation method thereof |
| CN110505767A (en) * | 2019-07-08 | 2019-11-26 | 苏州固泰新材股份有限公司 | A kind of copper foil base material and preparation method thereof |
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| JPS5364378A (en) * | 1976-11-22 | 1978-06-08 | Bridgestone Corp | Heat resisting conveyor belt |
| CN102304240A (en) * | 2011-10-11 | 2012-01-04 | 无锡宝通带业股份有限公司 | Heat-resistant and wear-resistant conveyor belt covering rubber and preparation method thereof |
| CN102337092A (en) * | 2011-07-22 | 2012-02-01 | 北京化工大学 | Adhesive layer rubber material for high-temperature-resistant canvas conveyor belt and using method thereof |
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| JPS5364378A (en) * | 1976-11-22 | 1978-06-08 | Bridgestone Corp | Heat resisting conveyor belt |
| CN102337092A (en) * | 2011-07-22 | 2012-02-01 | 北京化工大学 | Adhesive layer rubber material for high-temperature-resistant canvas conveyor belt and using method thereof |
| CN102304240A (en) * | 2011-10-11 | 2012-01-04 | 无锡宝通带业股份有限公司 | Heat-resistant and wear-resistant conveyor belt covering rubber and preparation method thereof |
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| CN103242777A (en) * | 2013-04-28 | 2013-08-14 | 北京化工大学 | Bonding layer rubber material for high-temperature resistant aramid fiber canvas core conveyer belt, and using method of bonding layer rubber material |
| CN103242777B (en) * | 2013-04-28 | 2015-06-17 | 北京化工大学 | Bonding layer rubber material for high-temperature resistant aramid fiber canvas core conveyer belt, and using method of bonding layer rubber material |
| CN103935686B (en) * | 2013-08-05 | 2017-05-31 | 安徽欧耐橡塑工业有限公司 | A kind of light heat-resisting conveyer belt |
| CN103935686A (en) * | 2013-08-05 | 2014-07-23 | 安徽欧耐橡塑工业有限公司 | Light heat-resisting conveyor belt |
| CN103540041A (en) * | 2013-09-30 | 2014-01-29 | 宁波安信德亿塑业科技有限公司 | High-temperature resisting gas pipe and preparation method thereof |
| CN103540041B (en) * | 2013-09-30 | 2015-09-23 | 宁波安信德亿塑业科技有限公司 | A kind of Nai Gaore gas line and preparation method thereof |
| CN103497710A (en) * | 2013-10-14 | 2014-01-08 | 无锡通用钢绳有限公司 | High-temperature-resisting steel cord conveyor belt glue and preparation method thereof |
| CN103881247A (en) * | 2014-04-04 | 2014-06-25 | 王勇 | Self-vulcanized ethylene-propylene-diene monomer (EPDM) adhesive tape and preparation method thereof |
| CN105440339A (en) * | 2015-12-22 | 2016-03-30 | 芜湖恒坤汽车部件有限公司 | Anti-aging rubber ring material composition and anti-aging rubber ring preparation method |
| CN105885729A (en) * | 2016-06-22 | 2016-08-24 | 杨玉双 | High-temperature-resistant sealant and preparation method thereof |
| CN106280736A (en) * | 2016-08-24 | 2017-01-04 | 无锡宝强工业织造有限公司 | A kind of chlorosulfonated polyethylene coating rubber cement and preparation method thereof |
| CN106280736B (en) * | 2016-08-24 | 2018-08-24 | 无锡宝强工业织造有限公司 | A kind of chlorosulfonated polyethylene coating rubber cement and preparation method thereof |
| CN110505767A (en) * | 2019-07-08 | 2019-11-26 | 苏州固泰新材股份有限公司 | A kind of copper foil base material and preparation method thereof |
| CN110505767B (en) * | 2019-07-08 | 2021-03-30 | 苏州固泰新材股份有限公司 | Flexible copper foil base material and preparation method thereof |
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