CN106147064A - A kind of flame-retardant heat insulating wear resistant plastic deceleration strip and preparation method thereof - Google Patents
A kind of flame-retardant heat insulating wear resistant plastic deceleration strip and preparation method thereof Download PDFInfo
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- CN106147064A CN106147064A CN201510139196.7A CN201510139196A CN106147064A CN 106147064 A CN106147064 A CN 106147064A CN 201510139196 A CN201510139196 A CN 201510139196A CN 106147064 A CN106147064 A CN 106147064A
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- deceleration strip
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Abstract
The invention discloses a kind of flame-retardant heat insulating wear resistant plastic deceleration strip and preparation method thereof, feed components is as follows according to weight portion composition: haloflex 80-100 part, polyvinyl chloride 80-100 part, stearic acid 4-6 part, filler 100-110 part, plasticizer 20-30 part, crosslinking agent 8-10 part, anti-ultraviolet ageing agent UV-531 2-3 part, 2-mercaptobenzimidazole 3-5 part, fire retardant 12-15 part, cure modifier 4-6 part, foaming agent 24-30 part, coloring agent 1.6-1.8 part.The plastic deceleration strip preparing in the present invention possesses excellent fire resistance, by increasing the compositions such as foaming agent, crosslinking agent, fire retardant, plasticizer, not only makes the tensile strength of expanded material and compressive strength more excellent, and fire resistance is more excellent；Plastic deceleration strip material is modified by cure modifier, makes plastic material have excellent resistance to ag(e)ing, oil resistivity, extends the service life of plastic deceleration strip, can be widely used for the fields such as building, communications and transportation, boats and ships, Aero-Space.
Description
Technical field
The invention belongs to deceleration strip field of material technology, be specifically related to a kind of flame-retardant heat insulating wear resistant plastic deceleration strip and preparation method thereof.
Background technology
Deceleration strip be mounted on highway make through the means of transportation of vehicle deceleration, shape is generally strip, also there is point-like, material is mainly rubber, general alternate to cause vision attention with yellow black, road surface is made somewhat to arch upward to reach vehicle deceleration purpose, it is generally located on section and the section easily causing traffic accident that highway road junction, industrial and mining enterprises, school, Residential Quarter Entrance etc. need vehicle deceleration to go slowly, be that the novel traffic Special safety for reductor motor-car, bicycle running velocity is arranged.The accident that deceleration strip largely decreases each traffic main artery mouth occurs, and is the new exclusive facility of traffic safety.Automobile is not only safe but also play buffer deceleration purpose under steam, improves the safety at traffic road junction.Current existing deceleration strip, usually uses former rubber to make.Its material cost is higher, wastes resource.Existing China plastic material gradually develops to directions such as higher performance, lower cost, environment protection healths, and the filling-modified material of such as nanoscale and mono-crystlling fibre or other elastic polymer rubber grains introduce the performance improving plastic material.
Content of the invention
For problems of the prior art, it is an object of the invention to provide a kind of flame-retardant heat insulating wear resistant plastic deceleration strip and preparation method thereof, not only there is the weatherability of rubber, resistance to ag(e)ing has again intensity and the plasticity of plastics, and there is the fire resistance of brilliance.
The technical scheme that the present invention takes is:
A kind of flame-retardant heat insulating wear resistant plastic deceleration strip, it is characterised in that feed components is as follows according to weight portion composition:
Haloflex 80-100 part, polyvinyl chloride 80-100 part, stearic acid 4-6 part, filler 100-110 part, plasticizer 20-30 part, crosslinking agent 8-10 part, anti-ultraviolet ageing agent UV-531 2-3 part, 2-mercaptobenzimidazole 3-5 part, fire retardant 12-15 part, cure modifier 4-6 part, foaming agent 24-30 part, coloring agent 1.6-1.8 part.
Further, described cure modifier is 4, the mixture that 4-bis-(tert-butyl hydroperoxide) n-butyl pentanoate and titanate esters form than 3:1 according to weight.
Further, described filler is the mixture that magnesium hydroxide, white carbon and talcum powder form than 2:2:3 according to weight.
Further, the mixture that described plasticizer is dioctyl phthalate (DOP) and chlorocosanes (CPO) form than 3:2 according to weight.
Further, the mixture that described crosslinking agent forms than 3:4 according to weight for double (tert-butyl peroxy base) diisopropylbenzene (DIPB)s (BIBP) and Triallyl isocyanurate (TAIC).
Further, described foaming agent is dinitrosopentamethylene tetramine and N, a N '-mixture that penylene BMI forms than 2:5 according to weight.
Further, described fire retardant is the mixture that antimony oxide, APP, TDE form than 4:1:2 according to weight.
The preparation method of a kind of flame-retardant heat insulating wear resistant plastic deceleration strip, it is characterised in that specifically include following steps:
(1) knead: according to formula, load weighted haloflex, polyvinyl chloride are put in banbury, it is sequentially added into stearic acid, filler, plasticizer, crosslinking agent, anti-ultraviolet ageing agent UV-531,2-mercaptobenzimidazole and fire retardant, put into banbury after crushed, control banbury temperature is 130-145 DEG C, after kneading in 10-15min, adds vulcanizing agent, foaming agent and coloring agent on a mill until, mixing 6-8 min, adjust roll spacing, bottom sheet discharging, obtain elastomeric compound；
(2) moulded from foam: elastomeric compound is inserted mould, and control pressure is 15-20MPa, temperature 165-175 DEG C, reaction 12-15min, by elastomeric compound binder removal after refining, extruded machine extrusion is in flakes, sheet material passes through calender, and control calender temperature is 65-70 DEG C and extrudes decorative pattern；
(3) manufactured goods are vulcanized: extrusion sheet being continuously entered hot-air channel and vulcanizing, hot-air channel is equipped with microwave vulcanization plant, and temperature is 150-170 DEG C, a length of 40-70 rice, through water cooling tank cooling, cutting after shaping.
The method have the advantages that
The present invention use haloflex and polyvinyl chloride are primary raw material, the two itself has preferable anti-flammability, weatherability, coloring, the plastic deceleration strip preparing is made to possess excellent fire resistance, by increasing the compositions such as foaming agent, crosslinking agent, fire retardant, plasticizer, not only make the tensile strength of expanded material and compressive strength more excellent, and fire resistance is more excellent.
The present invention with the addition of by 4,4-bis-(tert-butyl hydroperoxide) n-butyl pentanoate and the cure modifier of titanate esters composition, plastic deceleration strip material is modified, plastic material is made to have excellent resistance to ag(e)ing, oil resistivity, extend the service life of plastic deceleration strip, can be widely used for the engineering fields such as building, communications and transportation, boats and ships, Aero-Space.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described further:
Embodiment 1
A kind of flame-retardant heat insulating wear resistant plastic deceleration strip, it is characterised in that feed components is as follows according to weight portion composition:
Haloflex 80 parts, polyvinyl chloride 80 parts, stearic acid 4 parts, filler 100 parts, 20 parts of plasticizer, crosslinking agent 8 parts, anti-ultraviolet ageing agent UV-531 2 parts, 2-mercaptobenzimidazole 3 parts, fire retardant 12 parts, cure modifier 4 parts, foaming agent 24 parts, coloring agent 1.6 parts.
Embodiment 2
A kind of flame-retardant heat insulating wear resistant plastic deceleration strip, it is characterised in that feed components is as follows according to weight portion composition:
Haloflex 90 parts, polyvinyl chloride 90 parts, stearic acid 5 parts, filler 105 parts, 25 parts of plasticizer, crosslinking agent 9 parts, anti-ultraviolet ageing agent UV-531 2.5 parts, 2-mercaptobenzimidazole 4 parts, fire retardant 13 parts, cure modifier 5 parts, foaming agent 27 parts, coloring agent 1.7 parts.
Embodiment 3
A kind of flame-retardant heat insulating wear resistant plastic deceleration strip, it is characterised in that feed components is as follows according to weight portion composition:
Haloflex 85 parts, polyvinyl chloride 95 parts, stearic acid 5 parts, filler 108 parts, 24 parts of plasticizer, crosslinking agent 9 parts, anti-ultraviolet ageing agent UV-531 3 parts, 2-mercaptobenzimidazole 4 parts, fire retardant 14 parts, cure modifier 5 parts, foaming agent 26 parts, coloring agent 1.7 parts.
Embodiment 4
A kind of flame-retardant heat insulating wear resistant plastic deceleration strip, it is characterised in that feed components is as follows according to weight portion composition:
Haloflex 100 parts, polyvinyl chloride 100 parts, stearic acid 6 parts, filler 110 parts, 30 parts of plasticizer, crosslinking agent 10 parts, anti-ultraviolet ageing agent UV-531 3 parts, 2-mercaptobenzimidazole 5 parts, fire retardant 15 parts, cure modifier 6 parts, foaming agent 30 parts, coloring agent 1.8 parts.
Part material composition in above-described embodiment 1-4 is as follows:
Further, described cure modifier is 4, the mixture that 4-bis-(tert-butyl hydroperoxide) n-butyl pentanoate and titanate esters form than 3:1 according to weight.
Further, described filler is the mixture that magnesium hydroxide, white carbon and talcum powder form than 2:2:3 according to weight.
Further, the mixture that described plasticizer is dioctyl phthalate (DOP) and chlorocosanes (CPO) form than 3:2 according to weight.
Further, the mixture that described crosslinking agent forms than 3:4 according to weight for double (tert-butyl peroxy base) diisopropylbenzene (DIPB)s (BIBP) and Triallyl isocyanurate (TAIC).
Further, described foaming agent is dinitrosopentamethylene tetramine and N, a N '-mixture that penylene BMI forms than 2:5 according to weight.
Further, described fire retardant is the mixture that antimony oxide, APP, TDE form than 4:1:2 according to weight.
The raw material of above-described embodiment 1-4 is all made by following preparation method.
The preparation method of a kind of flame-retardant heat insulating wear resistant plastic deceleration strip, it is characterised in that specifically include following steps:
(1) knead: according to formula, load weighted haloflex, polyvinyl chloride are put in banbury, it is sequentially added into stearic acid, filler, plasticizer, crosslinking agent, anti-ultraviolet ageing agent UV-531,2-mercaptobenzimidazole and fire retardant, put into banbury after crushed, control banbury temperature is 130-145 DEG C, after kneading in 10-15min, adds vulcanizing agent, foaming agent and coloring agent on a mill until, mixing 6-8 min, adjust roll spacing, bottom sheet discharging, obtain elastomeric compound；
(2) moulded from foam: elastomeric compound is inserted mould, and control pressure is 15-20MPa, temperature 165-175 DEG C, reaction 12-15min, by elastomeric compound binder removal after refining, extruded machine extrusion is in flakes, sheet material passes through calender, and control calender temperature is 65-70 DEG C and extrudes decorative pattern；
(3) manufactured goods are vulcanized: extrusion sheet being continuously entered hot-air channel and vulcanizing, hot-air channel is equipped with microwave vulcanization plant, and temperature is 150-170 DEG C, a length of 40-70 rice, through water cooling tank cooling, cutting after shaping.
The property indices of the deceleration strip obtained by above-described embodiment 1-4 carries out testing inspection according to a conventional method, and embodiment 1-4 testing result is shown in Table 1.
| Detection project | Technology requires | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Result of determination |
| Hardness (Shao A) is spent | 45-60 | 54 | 55 | 55 | 56 | Qualified |
| Rebound value % | ≥20 | 45% | 43% | 42% | 42% | Qualified |
| Compression recovery rate | ≥95 | 97 | 97 | 97 | 97 | Qualified |
| Tensile strength MPa | ≥0.7 | 6.82 | 6.79 | 6.75 | 6.77 | Qualified |
| Elongation at break | ≥90 | 316% | 317% | 318% | 319% | Qualified |
| Fire-retardant | Ⅰ | Ⅰ | Ⅰ | Ⅰ | Ⅰ | Qualified |
The above is not limitation of the present invention; it is noted that, for those skilled in the art; on the premise of without departing from essential scope of the present invention, can also make some changes, remodeling, interpolation or replace, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (8)
1. a flame-retardant heat insulating wear resistant plastic deceleration strip, it is characterised in that feed components is as follows according to weight portion composition:
Haloflex 80-100 part, polyvinyl chloride 80-100 part, stearic acid 4-6 part, filler 100-110 part, plasticizer 20-30 part, crosslinking agent 8-10 part, anti-ultraviolet ageing agent UV-531 2-3 part, 2-mercaptobenzimidazole 3-5 part, fire retardant 12-15 part, cure modifier 4-6 part, foaming agent 24-30 part, coloring agent 1.6-1.8 part.
2. a kind of flame-retardant heat insulating wear resistant plastic deceleration strip according to claim 1, it is characterised in that described cure modifier is 4, the mixture that 4-bis-(tert-butyl hydroperoxide) n-butyl pentanoate and titanate esters form than 3:1 according to weight.
3. a kind of flame-retardant heat insulating wear resistant plastic deceleration strip according to claim 1, it is characterised in that described filler is the mixture that magnesium hydroxide, white carbon and talcum powder form than 2:2:3 according to weight.
4. a kind of flame-retardant heat insulating wear resistant plastic deceleration strip according to claim 1, it is characterised in that the mixture that described plasticizer is dioctyl phthalate (DOP) and chlorocosanes (CPO) form than 3:2 according to weight.
5. a kind of flame-retardant heat insulating wear resistant plastic deceleration strip according to claim 1, it is characterised in that the mixture that described crosslinking agent forms than 3:4 according to weight for double (tert-butyl peroxy base) diisopropylbenzene (DIPB)s (BIBP) and Triallyl isocyanurate (TAIC).
6. a kind of flame-retardant heat insulating wear resistant plastic deceleration strip according to claim 1, it is characterised in that described foaming agent is dinitrosopentamethylene tetramine and N, a N '-mixture that penylene BMI forms than 2:5 according to weight.
7. a kind of flame-retardant heat insulating wear resistant plastic deceleration strip according to claim 1, it is characterised in that described fire retardant is the mixture that antimony oxide, APP, TDE form than 4:1:2 according to weight.
8. the preparation method of a flame-retardant heat insulating wear resistant plastic deceleration strip, it is characterised in that specifically include following steps:
(1) knead: according to formula, load weighted haloflex, polyvinyl chloride are put in banbury, it is sequentially added into stearic acid, filler, plasticizer, crosslinking agent, anti-ultraviolet ageing agent UV-531,2-mercaptobenzimidazole and fire retardant, put into banbury after crushed, control banbury temperature is 130-145 DEG C, after kneading in 10-15min, adds vulcanizing agent, foaming agent and coloring agent on a mill until, mixing 6-8 min, adjust roll spacing, bottom sheet discharging, obtain elastomeric compound；
(2) moulded from foam: elastomeric compound is inserted mould, and control pressure is 15-20MPa, temperature 165-175 DEG C, reaction 12-15min, by elastomeric compound binder removal after refining, extruded machine extrusion is in flakes, sheet material passes through calender, and control calender temperature is 65-70 DEG C and extrudes decorative pattern；
(3) manufactured goods are vulcanized: extrusion sheet being continuously entered hot-air channel and vulcanizing, hot-air channel is equipped with microwave vulcanization plant, and temperature is 150-170 DEG C, a length of 40-70 rice, through water cooling tank cooling, cutting after shaping.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510139196.7A CN106147064A (en) | 2015-03-28 | 2015-03-28 | A kind of flame-retardant heat insulating wear resistant plastic deceleration strip and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510139196.7A CN106147064A (en) | 2015-03-28 | 2015-03-28 | A kind of flame-retardant heat insulating wear resistant plastic deceleration strip and preparation method thereof |
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| CN106147064A true CN106147064A (en) | 2016-11-23 |
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| CN201510139196.7A Pending CN106147064A (en) | 2015-03-28 | 2015-03-28 | A kind of flame-retardant heat insulating wear resistant plastic deceleration strip and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108715653A (en) * | 2018-05-29 | 2018-10-30 | 潍坊硕邑化学有限公司 | A kind of fire-retardant, weather-proof heat-insulating material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108715653A (en) * | 2018-05-29 | 2018-10-30 | 潍坊硕邑化学有限公司 | A kind of fire-retardant, weather-proof heat-insulating material and preparation method thereof |
| CN108715653B (en) * | 2018-05-29 | 2020-05-19 | 潍坊硕邑化学有限公司 | Flame-retardant and weather-resistant heat-insulating material and preparation method thereof |
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