CN105566773A - Environment-friendly flame retardant rubber and preparation method thereof - Google Patents
Environment-friendly flame retardant rubber and preparation method thereof Download PDFInfo
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- CN105566773A CN105566773A CN201410539765.2A CN201410539765A CN105566773A CN 105566773 A CN105566773 A CN 105566773A CN 201410539765 A CN201410539765 A CN 201410539765A CN 105566773 A CN105566773 A CN 105566773A
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Abstract
The invention discloses an environment-friendly flame retardant rubber and a preparation method thereof. The environment-friendly flame retardant rubber comprises the following raw materials by weight: 60-80 parts of a mixture of boron mud and red mud, 80-120 parts of ethylene propylene diene monomer, 20-40 parts of sodium carbonate, 5-10 parts of zinc oxide, 5-15 parts of red phosphorus, 20-40 parts of aluminum hydroxide, 10-20 parts of antimony trioxide, 5-10 parts of tackifying resin, 5-10 parts of sulfur, 5-15 parts of carbon black, and 5-10 parts of a silane coupling agent. With low production cost, the environment-friendly flame retardant rubber provided by the invention has good weather resistance and mechanical performance, good flame retardant effect, an oxygen index up to 29%, and tensile strength up to 15MPa, and is a low smoke and low toxicity environment-friendly flame retardant rubber.
Description
Technical field
The present invention relates to rubber materials, particularly relate to a kind of environmental protection flame retardant rubber and preparation method thereof.
Background technology
The macromolecular materials such as rubber use extensively, particularly use in a large number in building, traffic, electronic apparatus and everyday articles etc.Along with synthesized polymer material is fast-developing, various novel polymerization and matrix material are widely used in productive life with its superior over-all properties, but because polymeric material is mainly based on carbon hydrogen element, therefore, very easily burn. adding each based flame retardant is now carry out flame-retardant modified Main Means to elastomeric material.Wherein halogenated flame retardant is the maximum quasi-tradition fire retardant of application quantity, has the little and flame retardant effect outstanding feature of addition, but produces a large amount of smog toxicity material and strong corrosive material during its burning and endanger environment and human health.Therefore, the development and application of low-smoke low-toxicity and halogen-free fireproof rubber has become the Main way of domestic and international fire retardant material research and development.
Summary of the invention
Goal of the invention: the invention solves the problems referred to above, environmental protection flame retardant rubber providing a kind of low-smoke low-toxicity and preparation method thereof.
Technical scheme: a kind of environmental protection flame retardant rubber, comprises the following raw material measured by weight:
In the mixture of described boron mud and red mud, the quality of boron mud is 2 ~ 5 times of red mud.
Preferably, the mixture of described boron mud and red mud and the ratio of described sodium carbonate are 2:1.
Preferably, in the mixture of described boron mud and red mud, the quality of boron mud is 3 ~ 4 times of red mud.
Preferably, described silane coupling agent is silane coupling agent KH560.
Preferably, also comprise the following raw material measured by weight: stearic acid 5 ~ 10 parts, 3 ~ 8 parts, anti-aging agent.
Preferably, the following raw material measured by weight is comprised:
In the mixture of described boron mud and red mud, the quality of boron mud is 3 times of red mud.
Preferably, described anti-aging agent is p phenylenediamine type antioxidant.
A kind of environmental protection flame retardant method for preparing rubber, comprises the following steps:
Step 1, by boron mud at 300 DEG C of calcining 3h, is all ground to below 200 orders by the boron mud after red mud and calcining, mixes latter 600 DEG C calcine 3h in boron mud with the ratio of red mud 2:1 ~ 5:1;
Step 2, stirs 6h after the boron mud after calcining and the mixture of red mud being mixed in the ratio of 2:1 with sodium carbonate, and drying, is ground to below 200 orders;
Step 3, gets the following raw material by massfraction metering: 120 parts, the mixture of boron mud, red mud and sodium carbonate after step 2 processes, terpolymer EP rubber 100 parts, 8 parts, zinc oxide, 10 parts, red phosphorus, 30 parts, aluminium hydroxide, antimonous oxide 20 parts, tackifying resin 10 parts, 5 parts, sulphur, carbon black 10 parts, silane coupling agent 8 parts, stearic acid 8 parts, 5 parts, anti-aging agent; Raw material mixing evenly rear leaving standstill at 120 DEG C is cooled 2h.
Beneficial effect: compared with prior art, its remarkable advantage is in the present invention, and the present invention, using ethylene-propylene diene copolymer as main raw material, has good weathering resistance; Be applied in ethylene-propylene diene copolymer by boron mud and red mud, generate hydrotalcite structure, can significantly improve flame retardant properties, boron mud also contributes to improving intensity of the present invention simultaneously; In the present invention, red phosphorus can improve its mechanical property while the rubber flame-retarded property of raising; And aluminium hydroxide, red phosphorus, antimonous oxide used time can produce good synergy, improve the flame retardant resistance of natural rubber well, can vulcanization rate be improved simultaneously.Production cost of the present invention is low, has good weathering resistance and mechanical property, good flame retardation effect, and oxygen index can reach 29%, and tensile strength reaches 15MPa, is a kind of environmental protection flame retardant rubber of low-smoke low-toxicity.
Embodiment
Below in conjunction with embodiment, illustrate the present invention further.
Embodiment 1
A kind of environmental protection flame retardant rubber, comprises the following raw material measured by weight:
In the mixture of described boron mud and red mud, the quality of boron mud is 3 times of red mud.
The preparation method of embodiment 1: step 1, by boron mud at 300 DEG C of calcining 3h, is all ground to below 200 orders by the boron mud after red mud and calcining, mixes latter 600 DEG C calcine 3h in boron mud with the ratio of red mud 2:1 ~ 5:1;
Step 2, stirs 6h after the boron mud after calcining and the mixture of red mud being mixed in the ratio of 2:1 with sodium carbonate, and drying, is ground to below 200 orders;
Step 3, gets the following raw material by massfraction metering: 120 parts, the mixture of boron mud, red mud and sodium carbonate after step 2 processes, terpolymer EP rubber 100 parts, 8 parts, zinc oxide, 10 parts, red phosphorus, 30 parts, aluminium hydroxide, antimonous oxide 20 parts, tackifying resin 10 parts, 5 parts, sulphur, carbon black 10 parts, silane coupling agent 8 parts, stearic acid 8 parts, 5 parts, anti-aging agent; Raw material mixing evenly rear leaving standstill at 120 DEG C is cooled 2h.
Environmental protection flame retardant rubber mold embodiment 1 made is shaping, and limiting oxygen index(LOI) is pressed GB/T5454-97 method and measured; Tensile strength, elongation rate of tensile failure measure by GB/T528-1998; Shore a hardness test measures by GB/T531-1998.Recording that oxygen index can reach is 29.6%, and tensile strength is 16.1MPa, and elongation rate of tensile failure is 510%, and shore a hardness is 62 degree.
Embodiment 2
A kind of environmental protection flame retardant rubber, comprises the following raw material measured by weight:
By the ring mould flame retardant rubber moulded section of embodiment 2, limiting oxygen index(LOI) is pressed GB/T5454-97 method and is measured; Tensile strength, elongation rate of tensile failure measure by GB/T528-1998; Shore a hardness test measures by GB/T531-1998.Recording oxygen index is 29.0%, and tensile strength is 15.4MPa, and elongation rate of tensile failure is 540%, and shore a hardness is 51 degree.
Embodiment 3
By the ring mould flame retardant rubber moulded section of embodiment 3, limiting oxygen index(LOI) is pressed GB/T5454-97 method and is measured; Tensile strength, elongation rate of tensile failure measure by GB/T528-1998; Shore a hardness test measures by GB/T531-1998.Recording oxygen index is 29.2%, and tensile strength is 15.6MPa, and elongation rate of tensile failure is 530%, and shore a hardness is 58 degree.
Claims (8)
1. an environmental protection flame retardant rubber, is characterized in that, comprises the following raw material measured by weight:
In the mixture of described boron mud and red mud, the quality of boron mud is 2 ~ 5 times of red mud.
2. environmental protection flame retardant rubber according to claim 1, is characterized in that, the mixture of described boron mud and red mud and the ratio of described sodium carbonate are 2:1.
3. environmental protection flame retardant rubber according to claim 1, is characterized in that, in the mixture of described boron mud and red mud, the quality of boron mud is 3 ~ 4 times of red mud.
4. environmental protection flame retardant rubber according to claim 1, is characterized in that, described silane coupling agent is silane coupling agent KH560.
5. environmental protection flame retardant rubber according to claim 1, is characterized in that, also comprises the following raw material measured by weight: stearic acid 5 ~ 10 parts, 3 ~ 8 parts, anti-aging agent.
6. environmental protection flame retardant rubber according to claim 1, is characterized in that, comprises the following raw material measured by weight:
In the mixture of described boron mud and red mud, the quality of boron mud is 3 times of red mud.
7. environmental protection flame retardant rubber according to claim 6, is characterized in that, described anti-aging agent is p phenylenediamine type antioxidant.
8. an environmental protection flame retardant method for preparing rubber, is characterized in that, comprises the following steps:
Step 1, by boron mud at 300 DEG C of calcining 3h, is all ground to below 200 orders by the boron mud after red mud and calcining, mixes latter 600 DEG C calcine 3h in boron mud with the ratio of red mud 2:1 ~ 5:1;
Step 2, stirs 6h after the boron mud after calcining and the mixture of red mud being mixed in the ratio of 2:1 with sodium carbonate, and drying, is ground to below 200 orders;
Step 3, gets the following raw material by massfraction metering: 120 parts, the mixture of boron mud, red mud and sodium carbonate after step 2 processes, terpolymer EP rubber 100 parts, 8 parts, zinc oxide, 10 parts, red phosphorus, 30 parts, aluminium hydroxide, antimonous oxide 20 parts, tackifying resin 10 parts, 5 parts, sulphur, carbon black 10 parts, silane coupling agent 8 parts, stearic acid 8 parts, 5 parts, anti-aging agent; Raw material mixing evenly rear leaving standstill at 120 DEG C is cooled 2h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410539765.2A CN105566773A (en) | 2014-10-13 | 2014-10-13 | Environment-friendly flame retardant rubber and preparation method thereof |
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| CN201410539765.2A CN105566773A (en) | 2014-10-13 | 2014-10-13 | Environment-friendly flame retardant rubber and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107778553A (en) * | 2017-11-06 | 2018-03-09 | 武汉金发科技有限公司 | A kind of rubber composite and preparation method thereof |
| CN107987375A (en) * | 2017-11-06 | 2018-05-04 | 武汉金发科技有限公司 | A kind of PP composite material and preparation method thereof |
| CN115028889A (en) * | 2022-06-10 | 2022-09-09 | 安徽建筑大学 | Iron-boron biochar-nickel phosphate flame-retardant heat-conducting agent, and preparation method and application thereof |
-
2014
- 2014-10-13 CN CN201410539765.2A patent/CN105566773A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107778553A (en) * | 2017-11-06 | 2018-03-09 | 武汉金发科技有限公司 | A kind of rubber composite and preparation method thereof |
| CN107987375A (en) * | 2017-11-06 | 2018-05-04 | 武汉金发科技有限公司 | A kind of PP composite material and preparation method thereof |
| CN107778553B (en) * | 2017-11-06 | 2020-06-16 | 武汉金发科技有限公司 | Rubber composite material and preparation method thereof |
| CN107987375B (en) * | 2017-11-06 | 2020-09-29 | 武汉金发科技有限公司 | Polypropylene composite material and preparation method thereof |
| CN115028889A (en) * | 2022-06-10 | 2022-09-09 | 安徽建筑大学 | Iron-boron biochar-nickel phosphate flame-retardant heat-conducting agent, and preparation method and application thereof |
| CN115028889B (en) * | 2022-06-10 | 2023-04-14 | 安徽建筑大学 | Iron-boron biochar-nickel phosphate flame-retardant heat-conducting agent, and preparation method and application thereof |
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Application publication date: 20160511 |