CN104945676A - High-temperature-resistant modified plastic composition - Google Patents
High-temperature-resistant modified plastic composition Download PDFInfo
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- CN104945676A CN104945676A CN201510362227.5A CN201510362227A CN104945676A CN 104945676 A CN104945676 A CN 104945676A CN 201510362227 A CN201510362227 A CN 201510362227A CN 104945676 A CN104945676 A CN 104945676A
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Abstract
The invention discloses a high-temperature-resistant modified plastic composition. Against the shortcomings of existing modified plastics, the high-temperature-resistant modified plastic composition is prepared from calcium silicate, stearic acid, unsaturated polyester resin, asbestos fiber, antioxidants, hydroxymethyl cellulose, nanometer zinc oxide, modified starch glue, vinylidene fluoride, interfacial modifier, plasticizer, dispersant, solubilizing agent, emulsifying agent and the like. The modified plastic prepared according to the method for preparing the high-temperature-resistant modified plastic not only is non-toxic and harmless and good in weather resistance and stability, but also can still maintain good mechanical performance and does not become brittle easily when in a high-temperature environment for a long time; and the high-temperature-resistant modified plastic is long in service life, overcomes the shortcomings of traditional flame-retardant plastics and is very high in practical value. In addition, the preparation method is simple and high in industrialized feasibility.
Description
Technical field
The present invention relates to a kind of macromolecule modified plastics, especially relate to a kind of heat resist modification plastics composite.
Background technology
Along with the development of industry, plastics obtain applying more and more widely.Polyethylene, polypropylene, PTT polyester, ABS etc. are used in the industries such as water saving irrigation, building, indoor decoration, furniture, electric power, transport in a large number.Nowadays, plastics are employed in increasing field, but have now a lot of plastics to need to have the ability of the mechanical property that at high temperature still can keep good, the plastic nozzle, plastic microwave box, plastic lamp shade etc. of such as flash arrestor, when using plastics in these cases, if plastics can not bear high temperature, be easy to go bad, cause plastics to become fragile frangible, reduce the work-ing life of plastics.At high temperature can keep now good mechanical properties on the market, have to be developed being in the differ High-temperature-resplastic plastic formula that is frangible thus that extend the work-ing life of plastics that becomes fragile of hot environment for a long time.
Summary of the invention
Goal of the invention: in order to solve in prior art existing problem, the present invention proposes a kind of heat resist modification plastics composite being in mechanical property that hot environment still can keep good, long service life for a long time.
Technical scheme: to achieve these objectives, the present invention takes following technical scheme: a kind of heat resist modification plastics composite, the raw materials of following component is comprised: Calucium Silicate powder 9-15 part according to weighing scale, stearic acid 7-14 part, unsaturated polyester resin 8-12 part, fibrous magnesium silicate 6-12 part, antioxidant 10-12 part, Walocel MT 20.000PV 12-16 part, nano zine oxide 6-10 part, modified starch adhesive 6-12 part, vinylidene fluoride 3-5 part, interface modifier 4-8 part, softening agent 3-6 part, dispersion agent 3-10 part, solubilizing agent 4-8 part, emulsifying agent 5-10 part, wherein emulsifying agent is glycerol mono fatty acid ester, citric acid and water reducer are mixed, its each material mass adding proportion is followed successively by 2:3:2.
Further, described unsaturated polyester resin is halo unsaturated polyester.
Further, described interface modifier is macromolecule interfacial modifier.
Further, described dispersion agent is the polymkeric substance of the oh group be connected with side direction containing linear main chain.
Further, described antioxidant is sodium metaaluminate and calcium chloride mass ratio is the mixture of 2:1.
Further, described softening agent is the mixture of epoxidized vegetable oil and ethylene glycol.
Further, described solubilizing agent is biological solubilizing agent.
Further, described biological solubilizing agent is made up of mud, brown sugar and activation bacterium activation fermentation.
Further, described water reducer is retardation water reducing agent.
Beneficial effect: a kind of heat resist modification plastics composite provided by the invention, for the defect that existing modified plastics exists, by Calucium Silicate powder, stearic acid, unsaturated polyester resin, fibrous magnesium silicate, antioxidant, Walocel MT 20.000PV, nano zine oxide, modified starch adhesive, vinylidene fluoride, interface modifier, softening agent, dispersion agent, solubilizing agent, the raw materials such as emulsifying agent are formed, heat resist modification plastics composite of the present invention, not only nontoxic, good weatherability, there is good stability, and be in hot environment for a long time and still can keep good mechanical property, not easily become fragile frangible, long service life, breach the defect of traditional modified plastics, there is very strong practical value.
Embodiment
Embodiment 1:
A kind of heat resist modification plastics composite, the raw materials of following component is comprised: Calucium Silicate powder 9 parts, stearic acid 7 parts, unsaturated polyester resin 8 parts, fibrous magnesium silicate 6 parts, antioxidant 10 parts, Walocel MT 20.000PV 12 parts, nano zine oxide 6 parts, modified starch adhesive 6 parts, vinylidene fluoride 3 parts, interface modifier 4 parts, 3 parts, softening agent, dispersion agent 3 parts, solubilizing agent 4 parts, emulsifying agent 5 parts according to weighing scale, wherein emulsifying agent is that glycerol mono fatty acid ester, citric acid and water reducer are mixed, and its each material mass adding proportion is followed successively by 2:3:2.
Wherein, above-mentioned unsaturated polyester resin is halo unsaturated polyester; Interface modifier is macromolecule interfacial modifier; Dispersion agent is the polymkeric substance of the oh group be connected with side direction containing linear main chain; Described antioxidant is sodium metaaluminate and calcium chloride mass ratio is the mixture of 2:1; Described softening agent is the mixture of epoxidized vegetable oil and ethylene glycol; Described solubilizing agent is biological solubilizing agent; Described biological solubilizing agent activates fermentation by mud, brown sugar and activation bacterium and makes; Described water reducer is retardation water reducing agent.
Embodiment 2:
A kind of heat resist modification plastics composite, the raw materials of following component is comprised: Calucium Silicate powder 15 parts, stearic acid 14 parts, unsaturated polyester resin 12 parts, fibrous magnesium silicate 12 parts, antioxidant 12 parts, Walocel MT 20.000PV 16 parts, nano zine oxide 10 parts, modified starch adhesive 12 parts, vinylidene fluoride 5 parts, interface modifier 8 parts, 6 parts, softening agent, dispersion agent 10 parts, solubilizing agent 8 parts, emulsifying agent 10 parts according to weighing scale, wherein emulsifying agent is that glycerol mono fatty acid ester, citric acid and water reducer are mixed, and its each material mass adding proportion is followed successively by 2:3:2.
Wherein, above-mentioned unsaturated polyester resin is halo unsaturated polyester; Interface modifier is macromolecule interfacial modifier; Dispersion agent is the polymkeric substance of the oh group be connected with side direction containing linear main chain; Described antioxidant is sodium metaaluminate and calcium chloride mass ratio is the mixture of 2:1; Described softening agent is the mixture of epoxidized vegetable oil and ethylene glycol; Described solubilizing agent is biological solubilizing agent; Described biological solubilizing agent activates fermentation by mud, brown sugar and activation bacterium and makes; Described water reducer is retardation water reducing agent.
Embodiment 3:
A kind of heat resist modification plastics composite, the raw materials of following component is comprised: Calucium Silicate powder 12 parts, stearic acid 11 parts, unsaturated polyester resin 10 parts, fibrous magnesium silicate 9 parts, antioxidant 11 parts, Walocel MT 20.000PV 14 parts, nano zine oxide 8 parts, modified starch adhesive 9 parts, vinylidene fluoride 4 parts, interface modifier 6 parts, softening agent 3-6 part, dispersion agent 6 parts, solubilizing agent 6 parts, emulsifying agent 7 parts according to weighing scale, wherein emulsifying agent is that glycerol mono fatty acid ester, citric acid and water reducer are mixed, and its each material mass adding proportion is followed successively by 2:3:2.
Wherein, above-mentioned unsaturated polyester resin is halo unsaturated polyester; Interface modifier is macromolecule interfacial modifier; Dispersion agent is the polymkeric substance of the oh group be connected with side direction containing linear main chain; Described antioxidant is sodium metaaluminate and calcium chloride mass ratio is the mixture of 2:1; Described softening agent is the mixture of epoxidized vegetable oil and ethylene glycol; Described solubilizing agent is biological solubilizing agent; Described biological solubilizing agent activates fermentation by mud, brown sugar and activation bacterium and makes; Described water reducer is retardation water reducing agent.
By the composition according to above-described embodiment 1-3 traditionally plastics preparation method be prepared into modified plastic composition and its heatproof air aging performance measured, shown in the measurement result table specific as follows of shearing resistance:
| Embodiment | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| 250℃/1h(MPa) | 38.3 | 39.3 | 38.8 |
| 300℃/1h(MPa) | 82.3 | 81.5 | 81.7 |
As above data presentation in table, uses the heat resist modification plastics of the embodiment 1-3 of present composition formula all to reach higher level under the shearing resistance test of 250 DEG C/1h and 300 DEG C/1h, is better than common plastics.
Use a kind of heat resist modification plastics composite of above-described embodiment 1-3, more traditional high-temperature resistance plastice, not only nontoxic, good weatherability, there is good stability and be in mechanical property that hot environment still can keep good for a long time, differ that it is frangible to become fragile, long service life, breach the defect of traditional modified plastics, there is very strong practical value.
It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvement, these improvement also should be considered as protection scope of the present invention.
Claims (9)
1. a heat resist modification plastics composite, it is characterized in that the raw materials comprising following component according to weighing scale: Calucium Silicate powder 9-15 part, stearic acid 7-14 part, unsaturated polyester resin 8-12 part, fibrous magnesium silicate 6-12 part, antioxidant 10-12 part, Walocel MT 20.000PV 12-16 part, nano zine oxide 6-10 part, modified starch adhesive 6-12 part, vinylidene fluoride 3-5 part, interface modifier 4-8 part, softening agent 3-6 part, dispersion agent 3-10 part, solubilizing agent 4-8 part, emulsifying agent 5-10 part, wherein emulsifying agent is glycerol mono fatty acid ester, citric acid and water reducer are mixed, its each material mass adding proportion is followed successively by 2:3:2.
2. heat resist modification plastics composite according to claim 1, is characterized in that: described unsaturated polyester resin is halo unsaturated polyester.
3. heat resist modification plastics composite according to claim 1, is characterized in that: described interface modifier is macromolecule interfacial modifier.
4. heat resist modification plastics composite according to claim 1, is characterized in that: described dispersion agent is the polymkeric substance of the oh group be connected with side direction containing linear main chain.
5. heat resist modification plastics according to claim 1, is characterized in that: described antioxidant is sodium metaaluminate and calcium chloride mass ratio is the mixture of 2:1.
6. heat resist modification plastics composite according to claim 1, is characterized in that: described softening agent is the mixture of epoxidized vegetable oil and ethylene glycol.
7. heat resist modification plastics composite according to claim 1, is characterized in that: described solubilizing agent is biological solubilizing agent.
8. heat resist modification plastics composite according to claim 7, is characterized in that: described biological solubilizing agent activates fermentation by mud, brown sugar and activation bacterium and makes.
9. heat resist modification plastics composite according to claim 1, is characterized in that: described water reducer is retardation water reducing agent.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105419375A (en) * | 2015-11-11 | 2016-03-23 | 苏州国泰科技发展有限公司 | Preparation method of rubber and plastic product mechanical property modifier |
| CN106279778A (en) * | 2016-08-05 | 2017-01-04 | 安庆市汇东机械有限责任公司 | A kind of heat resist modification fluoroplastic compositions |
| CN106750557A (en) * | 2016-12-08 | 2017-05-31 | 滁州麦迪尔塑胶有限公司 | A kind of antistatic heat resist modification plastics composite |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101016404A (en) * | 2006-02-07 | 2007-08-15 | 赵敏海 | Fire resistant continuous insulation dip molding material |
| CN101190971A (en) * | 2007-11-27 | 2008-06-04 | 何越江 | Sheet molding plastic and application thereof |
| CN102504509A (en) * | 2011-09-28 | 2012-06-20 | 上海市电力公司 | Unsaturated polyester glass fiber reinforced molding compound and application thereof |
-
2015
- 2015-06-26 CN CN201510362227.5A patent/CN104945676A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101016404A (en) * | 2006-02-07 | 2007-08-15 | 赵敏海 | Fire resistant continuous insulation dip molding material |
| CN101190971A (en) * | 2007-11-27 | 2008-06-04 | 何越江 | Sheet molding plastic and application thereof |
| CN102504509A (en) * | 2011-09-28 | 2012-06-20 | 上海市电力公司 | Unsaturated polyester glass fiber reinforced molding compound and application thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105419375A (en) * | 2015-11-11 | 2016-03-23 | 苏州国泰科技发展有限公司 | Preparation method of rubber and plastic product mechanical property modifier |
| CN106279778A (en) * | 2016-08-05 | 2017-01-04 | 安庆市汇东机械有限责任公司 | A kind of heat resist modification fluoroplastic compositions |
| CN106750557A (en) * | 2016-12-08 | 2017-05-31 | 滁州麦迪尔塑胶有限公司 | A kind of antistatic heat resist modification plastics composite |
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Application publication date: 20150930 |