CN102030951A - Method for preparing chlorinated butyl rubber damping material - Google Patents
Method for preparing chlorinated butyl rubber damping material Download PDFInfo
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- CN102030951A CN102030951A CN 201010572340 CN201010572340A CN102030951A CN 102030951 A CN102030951 A CN 102030951A CN 201010572340 CN201010572340 CN 201010572340 CN 201010572340 A CN201010572340 A CN 201010572340A CN 102030951 A CN102030951 A CN 102030951A
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Abstract
The invention provides a method for preparing a chlorinated butyl rubber damping material, comprising the following steps of: mixing chlorinated butyl rubber, C5/C9 copolymerized petroleum resin, padding, zinc oxide, 2,2-dithio benzothiazole and tetramethyl thiuram disulfide to obtain a sizing material, wherein the mass ratio of the chlorinated butyl rubber to the C5/C9 copolymerized petroleum resin is (75-85):(15-25); and carrying out vulcanization on the sizing material to obtain the chlorinated butyl rubber damping material. In the invention, when the mass ratio of the chlorinated butyl rubber to the C5/C9 copolymerized petroleum resin is (75-85):(15-25), the temperature of the effective damping functional area of the obtained damping material is -40 DEG C to 40 DEG C; the temperature area is wider and covers higher temperature and lower temperature; therefore, the obtained damping material can be applied to the device or the equipment with a working temperature of -40 DEG C to 40 DEG C and has wider application range. Furthermore, the preparation method provided by the invention is simple in processing and easy for realizing the industrial production.
Description
Technical field
The invention belongs to the rubber damping material technical field, relate in particular to a kind of preparation method of chlorinated butyl rubber damping material.
Background technology
Develop rapidly along with modern industry, communications and transportation and aerospace, mechanical means is tending towards high speed and automatization, the vibration problem that thereupon causes is serious day by day, not only influences stability and the reliability that mechanical means is moved, the physical and mental health that also endangers people as vibration.Damping is the effective ways of control texture resonance, and damping material can change the solid mechanical vibrational energy into heat energy and dissipate, thereby alleviates vibration.Elastomeric material is widely used as damping material owing to having its unique viscoelastic damping characteristic.
Chlorinated butyl rubber has good ageing-resistant and weather resistance, be a kind of traditional damping material, but its second-order transition temperature is lower, causes its effective damping functional zone mainly to concentrate on the low temperature part, and damping value is very low under the room temperature.Prior art discloses the multiple method of widening chlorinated butyl rubber damping function district, how to show the damping material with wide-temperature range that scholar, gold-tinted speed etc. disclose a kind of acrylate copolymer and chlorinated butyl rubber blend preparation, but shortcomings such as acrylate copolymer synthesis technique complexity, the solvent in the building-up process are difficult to remove have also influenced the preparation technology of damping material with wide-temperature range; Han Zhaofang, beam Rayleigh etc. are with piezoelectric ceramic powder and the compound damping material that obtains of chlorinated butyl rubber, and temperature province is widened to some extent, but still narrower, and the affiliation that adds of piezoelectric ceramic powder influences the mechanical property of damping material.
Application number is that 200410025416.5 Chinese patent literature discloses a kind of isoprene-isobutylene rubber series high-performance damping material, comprises 100 parts of chlorinated butyl rubbers, 0～165 part of clorafin and 0～250 part of petroleum resin.With chlorinated butyl rubber, clorafin and petroleum resin mixing after, can obtain the damping material of better performances, warm territory broad.But the temperature drift of the temperature province of this damping material, as: the 100g chlorinated butyl rubber is sneaked into the 250gM90 petroleum resin in two roller mills, adopt the 25t hydraulic flat vulcanizer of Electrothermal plate to prepare 2mm slab-like damping material, when it being carried out dynamic mechanical analysis with the dynamic mechanical analysis instrument, its dissipation factor is 14 ℃～77.9 ℃ greater than 0.5 temperature range, and the temperature that peak value occurs is 47.8 ℃; The mixing damping material dissipation factor that obtains of 100g chlorinated butyl rubber and 250gE-1401 petroleum resin is 44.9 ℃～132 ℃ greater than 0.5 temperature range, and the temperature that peak value occurs is 77.8 ℃.When this class damping material was used for operating ambient temperature device on the low side or equipment, when being-40 ℃～40 ℃ as the working temperature interval, its damping property was not outstanding, and application is restricted.
Summary of the invention
In view of this, the technical problem to be solved in the present invention is to provide a kind of preparation method of chlorinated butyl rubber damping material, the effective damping functional zone temperature range of the chlorinated butyl rubber damping material by method of the present invention preparation is-40 ℃～40 ℃, and range of application is comparatively extensive.
The invention provides a kind of preparation method of chlorinated butyl rubber damping material, may further comprise the steps:
With chlorinated butyl rubber, C5/C9 copolymerized petroleum resin, filler, zinc oxide, 2,2-dithio benzothiazole and tetramethyl-thiuram disulfide are mixing, obtain sizing material, the mass ratio of described chlorinated butyl rubber and described C5/C9 copolymerized petroleum resin is 75～85: 15～25;
Described sizing material is vulcanized, obtain the chlorinated butyl rubber damping material.
Preferably, the mass ratio of described chlorinated butyl rubber and described filler is 75～85: 15～20.
Preferably, the mass ratio of described chlorinated butyl rubber and described zinc oxide is 75～85: 3～5.
Preferably, described chlorinated butyl rubber and described 2, the mass ratio of 2-dithio benzothiazole is 75～85: 0.5～1.
Preferably, the mass ratio of described chlorinated butyl rubber and described tetramethyl-thiuram disulfide is 75～85: 0.4～0.6.
Preferably, described filler is white carbon black, talcum powder or mica powder.
Preferably, described mixing time is 10min～20min.
Preferably, described sulfurized temperature is 156 ℃～160 ℃.
Preferably, described sulfurized pressure is 12MPa～15MPa.
Preferably, the described sulfurized time is 30min～35min.
Compared with prior art, the present invention is at first with chlorinated butyl rubber, C5/C9 copolymerized petroleum resin, filler, zinc oxide, 2,2-dithio benzothiazole and tetramethyl-thiuram disulfide are mixing, after obtaining sizing material, described sizing material is carried out sulfidizing, can obtain the chlorinated butyl rubber damping material.Wherein, the second-order transition temperature of chlorinated butyl rubber is lower, the effective damping functional zone mainly concentrate on the low temperature part, and the C5/C9 copolymerized petroleum resin has high glass transition, can enlarge the temperature range of chlorinated butyl rubber damping material effective damping functional zone; Filler can improve the intensity of chlorinated butyl rubber damping material; Zinc oxide, 2,2-dithio benzothiazole and tetramethyl-thiuram disulfide are brought into play the effect of promoting agent and promotor, shorten the time of follow-up sulfidizing, improve the performance of chlorinated butyl rubber damping material.When the mass ratio of described chlorinated butyl rubber and described C5/C9 copolymerized petroleum resin is 75～85: in the time of 15～25, the temperature of the effective damping functional zone of the chlorinated butyl rubber damping material for preparing is-40 ℃～40 ℃, temperature province is broad not only, and comparatively high temps and lesser temps have been covered, be applicable to that working temperature is-40 ℃～40 ℃ device or an equipment, range of application is wider.In addition, preparation method's technology provided by the invention is simple, is easy to realize suitability for industrialized production.
Description of drawings
The damping spectrogram of the chlorinated butyl rubber damping material that Fig. 1 provides for the embodiment of the invention and comparative example.
Embodiment
The invention provides a kind of preparation method of chlorinated butyl rubber damping material, may further comprise the steps:
With chlorinated butyl rubber, C5/C9 copolymerized petroleum resin, filler, zinc oxide, 2,2-dithio benzothiazole and tetramethyl-thiuram disulfide are mixing, obtain sizing material, the mass ratio of described chlorinated butyl rubber and described C5/C9 copolymerized petroleum resin is 75～85: 15～25;
Described sizing material is carried out sulfidizing, obtain the chlorinated butyl rubber damping material.
The present invention prepares the chlorinated butyl rubber damping material with chlorinated butyl rubber and the blend of C5/C9 copolymerized petroleum resin, and the effective damping functional zone temperature range of the damping material that obtains is-40 ℃～40 ℃, and range of application is comparatively extensive.
At first with chlorinated butyl rubber, C5/C9 copolymerized petroleum resin, filler, zinc oxide, 2,2-dithio benzothiazole and tetramethyl-thiuram disulfide are mixing, obtain sizing material in the present invention.Described mixingly preferably carry out in Banbury mixer, mixing time is preferably 5min～25min, more preferably 10min～20min.Described mixing process specifically may further comprise the steps:
With chlorinated butyl rubber and the mixing 3min～5min of C5/C9 copolymerized petroleum resin, add filler, continue to add zinc oxide, 2 behind mixing 3min～5min, 2-dithio benzothiazole and tetramethyl-thiuram disulfide obtain sizing material behind mixing 3min～5min.
The C5/C9 copolymerized petroleum resin can significantly enlarge the temperature range of chlorinated butyl rubber damping material effective damping functional zone, and can wholely improve temperature range, promptly improves the damping value of chlorinated butyl rubber damping material in the high-temperature zone.For the temperature range that makes described chlorinated butyl rubber damping material effective damping functional zone can cover comparatively high temps and lesser temps, the mass ratio of described chlorinated butyl rubber and described C5/C9 copolymerized petroleum resin is 75～84: 15～25, and the temperature range that exceeds the chlorinated butyl rubber damping material effective damping functional zone that obtain outside this scope all can not cover as 40 ℃ comparatively high temps and as-40 ℃ lesser temps.The mass ratio of described chlorinated butyl rubber and described C5/C9 copolymerized petroleum resin is preferably 77～83: 18～23.
The effect of filler is to improve the intensity of chlorinated butyl rubber damping material.Described filler is preferably white carbon black, talcum powder or mica powder, more preferably white carbon black.In order not influence the damping value of chlorinated butyl rubber damping material, the mass ratio of described chlorinated butyl rubber and described filler is preferably 75～85: 15～20, more preferably 77～83: 17～19.
Zinc oxide, 2,2-dithio benzothiazole and tetramethyl-thiuram disulfide are brought into play the effect of promoting agent and promotor, can shorten the time of follow-up sulfidizing, improve the performance of chlorinated butyl rubber damping material.According to the present invention, the mass ratio of described chlorinated butyl rubber and described zinc oxide is preferably 75～85: 3～5, more preferably 77～83: 3.5～4.5; Described chlorinated butyl rubber and described 2, the mass ratio of 2-dithio benzothiazole is preferably 75～85: 0.5～1, more preferably 77～83: 0.7～0.9; The mass ratio of the described tetramethyl-thiuram disulfide of described chlorinated butyl rubber is preferably 75～85: 0.3～0.8, more preferably 75～85: 0.0.6.
Through mixing obtain sizing material after, described sizing material is vulcanized, can obtain the chlorinated butyl rubber damping material.Described sulfuration is preferably carried out in vulcanizer, and curing temperature is preferably 150 ℃～165 ℃, more preferably 155 ℃～160 ℃; Sulfide stress is preferably 10MPa～18MPa, more preferably 12MPa～15MPa; Curing time is preferably 25min～40min, more preferably 30min～35min.
Specifically, when described sizing material is vulcanized, described sizing material can be placed mould, directly obtain the material of specified shape after the sulfuration, directly apply in corresponding apparatus or the device.When placing mould to vulcanize described sizing material, at first with mould at 156 ℃～160 ℃ following preheating 20min～30min, place mould to vulcanize sizing material then.
Adopt the damping analysis instrument that the chlorinated butyl rubber damping material for preparing is analyzed, it has good damping in-40 ℃～40 ℃ scopes, and ratio of damping is more than 0.6.
Compared with prior art, the present invention is at first with chlorinated butyl rubber, C5/C9 copolymerized petroleum resin, filler, zinc oxide, 2,2-dithio benzothiazole and tetramethyl-thiuram disulfide are mixing, after obtaining sizing material, described sizing material is carried out sulfidizing, can obtain the chlorinated butyl rubber damping material.Wherein, the second-order transition temperature of chlorinated butyl rubber is lower, the effective damping functional zone mainly concentrate on the low temperature part, and the C5/C9 copolymerized petroleum resin has high glass transition, can enlarge the temperature range of chlorinated butyl rubber damping material effective damping functional zone; Filler can improve the intensity of chlorinated butyl rubber damping material; Zinc oxide, 2,2-dithio benzothiazole and tetramethyl-thiuram disulfide are brought into play the effect of promoting agent and promotor, shorten the time of follow-up sulfidizing, improve the performance of chlorinated butyl rubber damping material.When the mass ratio of described chlorinated butyl rubber and described C5/C9 copolymerized petroleum resin is 75～85: in the time of 15～25, the temperature of the effective damping functional zone of the chlorinated butyl rubber damping material for preparing is-40 ℃～40 ℃, temperature province is broad not only, and comparatively high temps and lesser temps have been covered, be applicable to that working temperature is-40 ℃～40 ℃ device or an equipment, range of application is wider.In addition, preparation method's technology provided by the invention is simple, is easy to realize suitability for industrialized production.
In order to further specify the present invention, the preparation method of chlorinated butyl rubber damping material provided by the invention is described in detail below in conjunction with embodiment.
Below among each embodiment used raw material be from the market and buy.
Embodiment 1
Chlorinated butyl rubber 75 grams and C5/C9 copolymerized petroleum resin 15 grams are put into Banbury mixer, mixing 3～5 minutes, put into white carbon black 15 grams then, mixing 3～5 minutes, put into zinc oxide 3 grams, 2 again, 2-dithio benzothiazole 0.5 gram and tetramethyl-thiuram disulfide 0.4 gram mixing 3～5 minutes, obtain sizing material.The mould of 1 mm thick was placed in 156 ℃ the vulcanizing press preheating 30 minutes, and then described sizing material put into mould, sulfuration is 30 minutes under 156 ℃, 12MPa, makes the damping rubber sheet of chlorinated butyl rubber and C5/C9 copolymerized petroleum resin.
Adopt the damping analysis instrument that described damping rubber sheet is analyzed, the result is referring to Fig. 1, the damping spectrogram of the chlorinated butyl rubber damping material that Fig. 1 provides for the embodiment of the invention and comparative example, wherein, the damping spectrogram of the chlorinated butyl rubber damping material that curve a provides for the embodiment of the invention 1.As shown in Figure 1, the ratio of damping of the damping material of embodiment 1 preparation is 0.7, and all has higher ratio of damping in-40 ℃～35 ℃ temperature province.
Embodiment 2
Chlorinated butyl rubber 85 grams and C5/C9 copolymerized petroleum resin 25 grams are put into Banbury mixer, mixing 3～5 minutes, put into white carbon black 20 grams then, mixing 3～5 minutes, put into zinc oxide 5 grams, 2 again, 2-dithio benzothiazole 1 gram, tetramethyl-thiuram disulfide 0.6 gram mixing 3～5 minutes, obtain sizing material.The mould of 1 mm thick was placed in 160 ℃ the vulcanizing press preheating 30 minutes, and then described sizing material put into mould, sulfuration is 30 minutes under 160 ℃, 15MPa, makes the damping rubber sheet of chlorinated butyl rubber and C5/C9 copolymerized petroleum resin.
Adopt the damping analysis instrument that described damping rubber sheet is analyzed, the result is referring to Fig. 1, the damping spectrogram of the chlorinated butyl rubber damping material that Fig. 1 provides for the embodiment of the invention and comparative example, wherein, the damping spectrogram of the chlorinated butyl rubber damping material that curve b provides for the embodiment of the invention 2.As shown in Figure 1, the ratio of damping of the damping material of embodiment 2 preparations is 1.1, and all has higher ratio of damping in-40 ℃～40 ℃ temperature province.
Embodiment 3
Chlorinated butyl rubber 75 grams and C5/C9 copolymerized petroleum resin 25 grams are put into Banbury mixer, mixing 3～5 minutes, put into white carbon black 20 grams then, mixing 3～5 minutes, put into zinc oxide 3 grams, 2 again, 2-dithio benzothiazole 0.5 gram, tetramethyl-thiuram disulfide 0.6 gram mixing 3～5 minutes, obtain sizing material.The mould of 1 mm thick was placed in 156 ℃ the vulcanizing press preheating 30 minutes, and then described sizing material put into mould, sulfuration is 30 minutes under 160 ℃, 15MPa, makes the damping rubber sheet of chlorinated butyl rubber and C5/C9 copolymerized petroleum resin.
Adopt the damping analysis instrument that described damping rubber sheet is analyzed, the result shows that the damping material ratio of damping of embodiment 3 preparations is 0.9, and all has higher ratio of damping in-40 ℃～40 ℃ temperature province.
Embodiment 4
Chlorinated butyl rubber 85 grams and C5/C9 copolymerized petroleum resin 25 grams are put into Banbury mixer, mixing 3～5 minutes, put into white carbon black 15 grams then, mixing 3～5 minutes, put into zinc oxide 3 grams, 2 again, 2-dithio benzothiazole 0.5 gram, tetramethyl-thiuram disulfide 0.4 gram mixing 3～5 minutes, obtain sizing material.The mould of 1 mm thick was placed in 156 ℃ the vulcanizing press preheating 30 minutes, and then described sizing material put into mould, sulfuration is 30 minutes under 156 ℃, 12MPa, makes the damping rubber sheet of chlorinated butyl rubber and C5/C9 copolymerized petroleum resin.
Adopt the damping analysis instrument that described damping rubber sheet is analyzed, the result shows that the ratio of damping of the damping material of embodiment 4 preparations is 0.8, and all has higher ratio of damping in-40 ℃～40 ℃ temperature province.
Embodiment 5
Chlorinated butyl rubber 75 grams and C5/C9 copolymerized petroleum resin 15 grams are put into Banbury mixer, mixing 3～5 minutes, put into white carbon black 18 grams then, mixing 3～5 minutes, put into zinc oxide 5 grams, 2 again, 2-dithio benzothiazole 1 gram, tetramethyl-thiuram disulfide 0.6 gram mixing 3～5 minutes, obtain sizing material.The mould of 1 mm thick was placed in 156 ℃ the vulcanizing press preheating 30 minutes, and then described sizing material put into mould, sulfuration is 30 minutes under 160 ℃, 15MPa, makes the damping rubber sheet of chlorinated butyl rubber and C5/C9 copolymerized petroleum resin.
Adopt the damping analysis instrument that described damping rubber sheet is analyzed, the result shows that the ratio of damping of the damping material of embodiment 5 preparations is 0.9, and all has higher ratio of damping in-40 ℃～40 ℃ temperature province.
Embodiment 6
Chlorinated butyl rubber 80 grams and C5/C9 copolymerized petroleum resin 15 grams are put into Banbury mixer, mixing 3～5 minutes, put into white carbon black 20 grams then, mixing 3～5 minutes, put into zinc oxide 5 grams, 2 more respectively, 2-dithio benzothiazole 1 gram, tetramethyl-thiuram disulfide 0.4 gram, mixing 3～5 minutes.The mould of 1 mm thick was placed in 156 ℃ the vulcanizing press preheating 30 minutes, and then described sizing material put into mould, sulfuration is 30 minutes under 156 ℃, 12MPa, makes the damping rubber sheet of chlorinated butyl rubber and C5/C9 copolymerized petroleum resin.
Adopt the damping analysis instrument that described damping rubber sheet is analyzed, the result shows that the ratio of damping of the damping material of embodiment 6 preparations is 0.7, and all has higher ratio of damping in-40 ℃～40 ℃ temperature province.
Embodiment 7
Chlorinated butyl rubber 85 grams and C5/C9 copolymerized petroleum resin 25 grams are put into Banbury mixer, mixing 3～5 minutes, put into white carbon black 20 grams then, mixing 3～5 minutes, put into zinc oxide 3 grams, 2 more respectively, 2-dithio benzothiazole 0.5 gram, tetramethyl-thiuram disulfide 0.4 gram mixing 3～5 minutes, obtain sizing material.The mould of 1 mm thick was placed in 156 ℃ the vulcanizing press preheating 30 minutes, and then described sizing material put into mould, sulfuration is 30 minutes under 156 ℃, 12MPa, makes the damping rubber sheet of chlorinated butyl rubber and C5/C9 copolymerized petroleum resin.
Adopt the damping analysis instrument that described damping rubber sheet is analyzed, the result shows that the ratio of damping of the damping material of embodiment 7 preparations is 0.9, and all has higher ratio of damping in-40 ℃～40 ℃ temperature province.
Comparative example 1
Chlorinated butyl rubber 85 grams and white carbon black 20 grams are put into Banbury mixer, mixing 3～5 minutes, put into zinc oxide 5 grams, 2 again, 2-dithio benzothiazole 1 gram, tetramethyl-thiuram disulfide 0.6 gram mixing 3～5 minutes, obtain sizing material.The mould of 1 mm thick was placed in 160 ℃ the vulcanizing press preheating 30 minutes, and then described sizing material put into mould, sulfuration is 30 minutes under 160 ℃, 15MPa, makes chlorinated butyl rubber damping rubber sheet.
Adopt the damping analysis instrument that described damping rubber sheet is analyzed, the result is referring to Fig. 1, the damping spectrogram of the chlorinated butyl rubber damping material that Fig. 1 provides for the embodiment of the invention and comparative example, wherein, the damping spectrogram of the chlorinated butyl rubber damping material that curve c provides for comparative example 1 of the present invention.As shown in Figure 1, the ratio of damping of the damping material of comparative example 1 preparation is 1.1, appears at-30 ℃, but the temperature of the higher temperature province of its ratio of damping is on the low side, is-80 ℃～10 ℃.
Comparative example 2
Chlorinated butyl rubber 85 grams and C5/C9 copolymerized petroleum resin 5 grams are put into Banbury mixer, mixing 3～5 minutes, put into white carbon black 20 grams then, mixing 3～5 minutes, put into zinc oxide 5 grams, 2 again, 2-dithio benzothiazole 1 gram, tetramethyl-thiuram disulfide 0.6 gram mixing 3～5 minutes, obtain sizing material.The mould of 1 mm thick was placed in 160 ℃ the vulcanizing press preheating 30 minutes, and then described sizing material put into mould, sulfuration is 30 minutes under 160 ℃, 15MPa, makes the damping rubber sheet of chlorinated butyl rubber and C5/C9 copolymerized petroleum resin.
Adopt the damping analysis instrument that described damping rubber sheet is analyzed, the result is referring to Fig. 1, the damping spectrogram of the chlorinated butyl rubber damping material that Fig. 1 provides for the embodiment of the invention and comparative example, wherein, the damping spectrogram of the chlorinated butyl rubber damping material that curve d provides for comparative example 2 of the present invention.As shown in Figure 1, the ratio of damping of the damping material of comparative example 2 preparation is 1.1, appears at-30 ℃, and the temperature of the temperature province that its ratio of damping is higher is on the low side, is-80 ℃～10 ℃, and difference is not little when adding the C5/C9 copolymerized petroleum resin.
By the foregoing description and comparative example as can be known, the add-on of C5/C9 copolymerized petroleum resin influences the temperature range of chlorinated butyl rubber damping material effective damping functional zone, and the too much or very few effective damping functional zone temperature of chlorinated butyl rubber damping material that all can make of addition exceeds-40 ℃～40 ℃ scope.
The explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (10)
1. the preparation method of a chlorinated butyl rubber damping material may further comprise the steps:
With chlorinated butyl rubber, C5/C9 copolymerized petroleum resin, filler, zinc oxide, 2,2-dithio benzothiazole and tetramethyl-thiuram disulfide are mixing, obtain sizing material, the mass ratio of described chlorinated butyl rubber and described C5/C9 copolymerized petroleum resin is 75～85: 15～25;
Described sizing material is vulcanized, obtain the chlorinated butyl rubber damping material.
2. preparation method according to claim 1 is characterized in that, the mass ratio of described chlorinated butyl rubber and described filler is 75～85: 15～20.
3. preparation method according to claim 1 is characterized in that, the mass ratio of described chlorinated butyl rubber and described zinc oxide is 75～85: 3～5.
4. preparation method according to claim 1 is characterized in that, described chlorinated butyl rubber and described 2, and the mass ratio of 2-dithio benzothiazole is 75～85: 0.5～1.
5. preparation method according to claim 1 is characterized in that, the mass ratio of described chlorinated butyl rubber and described tetramethyl-thiuram disulfide is 75～85: 0.4～0.6.
6. preparation method according to claim 1 is characterized in that, described filler is white carbon black, talcum powder or mica powder.
7. preparation method according to claim 1 is characterized in that, described mixing time is 10min～20min.
8. according to any described preparation method of claim 1～7, it is characterized in that described sulfurized temperature is 156 ℃～160 ℃.
9. according to any described preparation method of claim 1～7, it is characterized in that described sulfurized pressure is 12MPa～15MPa.
10. according to any described preparation method of claim 1～7, it is characterized in that the described sulfurized time is 30min～35min.
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| CN105199249A (en) * | 2015-10-27 | 2015-12-30 | 上海工程技术大学 | Preparation method for chlorinated butyl damping rubber containing modified montmorillonite damping agent |
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| CN102942748A (en) * | 2012-11-19 | 2013-02-27 | 漯河市利通橡胶有限公司 | Hot steam rubber tube resisting temperature of 208 DEG C and preparation method thereof |
| CN102942748B (en) * | 2012-11-19 | 2014-10-08 | 漯河利通液压科技股份有限公司 | Hot steam rubber tube resisting temperature of 208 DEG C and preparation method thereof |
| CN105199249A (en) * | 2015-10-27 | 2015-12-30 | 上海工程技术大学 | Preparation method for chlorinated butyl damping rubber containing modified montmorillonite damping agent |
| CN105295121A (en) * | 2015-11-07 | 2016-02-03 | 北京化工大学 | High-performance rubber composite for bridge damping support and preparation method thereof |
| CN105906956A (en) * | 2016-04-29 | 2016-08-31 | 上海工程技术大学 | High-damping chlorinated butyl rubber and method for preparing same |
| CN105906956B (en) * | 2016-04-29 | 2018-01-12 | 上海工程技术大学 | A kind of high-damping chlorinated butyl damping rubber and preparation method thereof |
| CN106751068A (en) * | 2016-12-23 | 2017-05-31 | 江阴海达橡塑股份有限公司 | A kind of low modulus high damping rubber for building and preparation method thereof |
| CN107474407A (en) * | 2017-08-14 | 2017-12-15 | 浙江久运汽车零部件有限公司 | A kind of anti-aging strongly tensile sizing material |
| CN114058130A (en) * | 2021-11-30 | 2022-02-18 | 艾华(浙江)新材料有限公司 | Environment-friendly resin damping fin and preparation method thereof |
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Application publication date: 20110427 |