CN114316502A - Flame-retardant weather-resistant reinforced modified ABS (acrylonitrile-butadiene-styrene) composite material as well as preparation method and application thereof - Google Patents

Flame-retardant weather-resistant reinforced modified ABS (acrylonitrile-butadiene-styrene) composite material as well as preparation method and application thereof Download PDF

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CN114316502A
CN114316502A CN202111634383.4A CN202111634383A CN114316502A CN 114316502 A CN114316502 A CN 114316502A CN 202111634383 A CN202111634383 A CN 202111634383A CN 114316502 A CN114316502 A CN 114316502A
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modified
flame
retardant
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weather
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王银木
戢运云
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Suzhou You Mineral Plastics New Materials Co ltd
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Suzhou You Mineral Plastics New Materials Co ltd
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Abstract

The invention discloses a flame-retardant weather-resistant reinforced modified ABS composite material, a preparation method and application thereof, wherein the flame-retardant weather-resistant reinforced modified ABS composite material comprises the following raw materials: the modified glass fiber reinforced polypropylene composite material comprises acrylonitrile-butadiene-styrene copolymer, modified toughening flame retardant master batch, modified glass fiber, lubricant, heat stabilizer, ultraviolet absorbent and antioxidant, wherein the weight parts of the raw materials are as follows: 60-70 parts of acrylonitrile-butadiene-styrene copolymer, 20-30 parts of modified toughening flame retardant master batch, 5-10 parts of modified glass fiber, 2-3 parts of lubricant, 1-2 parts of heat stabilizer, 1-2 parts of ultraviolet absorbent and 0.3-0.5 part of antioxidant; the modified toughening flame retardant master batch comprises the following raw materials: organic silicon rubber, talcum powder, nano-silica, silane coupling agent solution, magnesium hydroxide, modified montmorillonite, barium sulfate and dispersing agent. The invention aims to solve the problem that ABS materials in the prior art are insufficient in flame retardant property, weather resistance, impact strength and the like.

Description

Flame-retardant weather-resistant reinforced modified ABS (acrylonitrile-butadiene-styrene) composite material as well as preparation method and application thereof
Technical Field
The invention relates to the technical field of ABS modification, in particular to a flame-retardant weather-resistant reinforced modified ABS composite material and a preparation method and application thereof.
Background
ABS is a copolymer of Acrylonitrile (AN), Butadiene (BD) and styrene (St), and has the common properties of three components, wherein A makes the ABS resistant to chemical corrosion and heat and has certain surface hardness, B makes the ABS have high elasticity and toughness, and S makes the ABS have the processing and forming characteristics of thermoplastic plastics and improves the electrical properties. Therefore, the ABS plastic is a tough, hard and rigid material which has easily obtained raw materials, good comprehensive performance, low price and wide application. ABS plastics are widely applied to the manufacturing industries of machinery, electricity, textiles, automobiles, airplanes, ships and the like and chemical engineering. In the practical application process, the ABS material is flame retardant. The ABS material has defects in weather resistance and impact strength, so that the ABS material is modified according to the requirements of the application field.
In the prior art, although some methods for modifying the ABS material are provided, these modification methods still have disadvantages, and the modification effects of the ABS material in the aspects of flame retardancy, weather resistance, impact strength, etc. can be further improved.
Aiming at the technical problems, the invention discloses a flame-retardant weather-resistant reinforced modified ABS composite material, a preparation method and application thereof.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a flame-retardant weather-resistant reinforced modified ABS composite material, and a preparation method and application thereof, aims to solve the technical problems that the ABS material in the prior art is insufficient in flame retardant property, weather resistance, impact strength and the like, and has the advantages of improving the flame retardant property, the weather resistance, the impact strength and the like of the ABS composite material.
In order to solve the technical problems, the invention discloses a flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following raw materials: the modified glass fiber reinforced polypropylene composite material comprises acrylonitrile-butadiene-styrene copolymer, modified toughening flame retardant master batch, modified glass fiber, lubricant, heat stabilizer, ultraviolet absorbent and antioxidant, wherein the weight parts of the raw materials are as follows:
Figure BDA0003441360610000011
Figure BDA0003441360610000021
the modified toughening flame retardant master batch comprises the following raw materials: the adhesive comprises the following raw materials in parts by weight:
Figure BDA0003441360610000022
and (4) layer processing.
Preferably, the dispersant is ethylene bis stearamide or polyethylene wax.
Preferably, the antioxidant is one or more of antioxidant 1010, antioxidant 1076, antioxidant 168 and antioxidant 264.
Preferably, the heat stabilizer is a metal soap.
Preferably, the modified glass fiber is obtained by etching the glass fiber with acid solution and then treating the glass fiber with silane coupling agent solution.
The invention also discloses a preparation method of the flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following preparation steps:
the method comprises the following steps: weighing the raw materials according to the weight parts of the raw materials of the organic silicon rubber, the talcum powder, the nano-silica, the silane coupling agent solution, the magnesium hydroxide, the barium sulfate and the dispersing agent, and then adding the raw materials into an internal mixer for melting and blending to obtain a modified toughening flame retardant mixture;
step two: extruding and granulating the modified and toughened flame retardant mixture obtained in the step one to obtain modified and toughened flame retardant master batches;
step three: weighing the raw materials according to the weight parts of the raw materials of the acrylonitrile-butadiene-styrene copolymer, the modified toughening flame retardant master batch, the modified glass fiber, the lubricant, the heat stabilizer, the ultraviolet absorbent and the antioxidant, and then adding the raw materials into an internal mixer for melt blending to obtain a flame-retardant weather-resistant reinforced modified ABS mixture;
step four: extruding and granulating the flame-retardant weather-resistant reinforced modified ABS mixture obtained in the step three to obtain flame-retardant weather-resistant reinforced modified ABS master batches;
step five: and melting the flame-retardant weather-resistant reinforced modified ABS master batch, and then directly performing injection molding or extrusion molding to obtain the flame-retardant weather-resistant reinforced modified ABS composite material.
Preferably, in the first step and the third step, the temperature of the melt blending is 220-280 ℃, the rotating speed of the melt blending is 300-400 r/min, the time of the melt blending is 10-20 min in the first step, and the time of the melt blending is 30-60 min in the second step.
The invention also discloses application of the flame-retardant weather-resistant reinforced modified ABS composite material in the fields of electric appliance shells and cable sheaths.
The invention has the following advantages:
(1) according to the invention, the flame retardant property, the weather resistance and the impact strength of the composite material are remarkably improved by adjusting and changing the raw materials and the weight parts of the raw materials, wherein the raw material modified toughened flame retardant master batch comprises the following raw materials: the organic silicon rubber has excellent toughness, high and low temperature resistance and weather resistance, and the silicon dioxide and the talcum powder act together, the particle size of the surface of the silicon dioxide is smaller and the surface energy of the silicon dioxide is higher, when the silicon rubber is mixed with a proper amount of talcum powder, the silicon rubber can be adsorbed on the surface of the silicon rubber to form composite structures, the composite structures can form stronger interface action with macromolecular chains of macromolecular ABS so as to increase the thermal stability, the weather resistance and the mechanical strength of the ABS, meanwhile, the barium sulfate has the advantages of strong chemical inertia, good stability, acid and alkali resistance, hardness, high specific gravity, high whiteness, moderate harmful ray absorption and the like, therefore, the weather resistance and the impact strength of the ABS can be improved, the addition of the magnesium hydroxide can promote the carbonization of the surface of the ABS material, the modified montmorillonite has a layered structure, exchangeable cations such as Na + and the like are arranged between layers of the modified montmorillonite, organic cations of the intercalating agent can be embedded between the layers of the modified montmorillonite through ion exchange reaction, so that the interlayer distance is increased, the modified montmorillonite is changed from hydrophilicity to lipophilicity, a molten polymer is inserted between the layers of the modified montmorillonite under the action of shearing force, so that the molten polymer is peeled into a nano-thick layer and dispersed into a polymer matrix, the heat release rate can be reduced, the charring property is good, the molten polymer and magnesium hydroxide have a good synergistic effect, the carbonization of the ABS surface is accelerated, and the flame retardant effect is improved;
(2) the flame-retardant weather-resistant reinforced modified ABS composite material prepared by the invention is applied to the field of electric appliance shells and cable sheaths, the service lives of electric appliances and cables are prolonged, and the safety factor of the electric appliances and cables is improved.
Detailed Description
The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.
Example 1
Embodiment 1 discloses a flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following raw materials: the modified glass fiber reinforced polypropylene composite material comprises acrylonitrile-butadiene-styrene copolymer, modified toughening flame retardant master batch, modified glass fiber, lubricant, heat stabilizer, ultraviolet absorbent and antioxidant, wherein the weight parts of the raw materials are as follows:
Figure BDA0003441360610000031
Figure BDA0003441360610000041
one or more of an oxygen agent 168 and an antioxidant 264, wherein the heat stabilizer is a metal soap, and the modified glass fiber is obtained by etching glass fiber with acid solution and then treating the glass fiber with silane coupling agent solution;
the modified toughening flame retardant master batch comprises the following raw materials: the adhesive comprises the following raw materials in parts by weight:
Figure BDA0003441360610000042
the montmorillonite is obtained by processing, and the montmorillonite is subjected to intercalation modification treatment by cetyl trimethyl ammonium bromide, which belongs to the prior art and is common knowledge of technicians in the field, so that a specific modification method is not described in detail in the application, the omission of the description does not influence the understanding of the technical scheme of the application, and the dispersing agent is ethylene bis stearamide or polyethylene wax;
the embodiment also discloses a preparation method of the flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following preparation steps:
the method comprises the following steps: weighing the raw materials according to the weight parts of the raw materials of the organic silicon rubber, the talcum powder, the nano-silica, the silane coupling agent solution, the magnesium hydroxide, the barium sulfate and the dispersing agent, and then adding the raw materials into an internal mixer for melting and blending to obtain a modified toughening flame retardant mixture;
step two: extruding and granulating the modified and toughened flame retardant mixture obtained in the step one to obtain modified and toughened flame retardant master batches;
step three: weighing the raw materials according to the weight parts of the raw materials of the acrylonitrile-butadiene-styrene copolymer, the modified toughening flame retardant master batch, the modified glass fiber, the lubricant, the heat stabilizer, the ultraviolet absorbent and the antioxidant, and then adding the raw materials into an internal mixer for melt blending to obtain a flame-retardant weather-resistant reinforced modified ABS mixture;
step four: extruding and granulating the flame-retardant weather-resistant reinforced modified ABS mixture obtained in the step three to obtain flame-retardant weather-resistant reinforced modified ABS master batches;
step five: and melting the flame-retardant weather-resistant reinforced modified ABS master batch, and then directly performing injection molding or extrusion molding to obtain the flame-retardant weather-resistant reinforced modified ABS composite material.
In the first step and the third step, the temperature of melt blending is 220-280 ℃, the rotating speed of melt blending is 300-400 r/min, the time of melt blending is 10-20 min in the first step, and the time of melt blending is 30-60 min in the second step.
The embodiment also discloses application of the flame-retardant weather-resistant reinforced modified ABS composite material in the field of cable sheaths.
Example 2
Embodiment 2 discloses a flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following raw materials: the modified glass fiber reinforced polypropylene composite material comprises acrylonitrile-butadiene-styrene copolymer, modified toughening flame retardant master batch, modified glass fiber, lubricant, heat stabilizer, ultraviolet absorbent and antioxidant, wherein the weight parts of the raw materials are as follows:
Figure BDA0003441360610000051
one or more of an oxygen agent 168 and an antioxidant 264, wherein the heat stabilizer is a metal soap, and the modified glass fiber is obtained by etching glass fiber with acid solution and then treating the glass fiber with silane coupling agent solution;
the modified toughening flame retardant master batch comprises the following raw materials: the adhesive comprises the following raw materials in parts by weight:
Figure BDA0003441360610000052
the dispersant is ethylene bis stearamide or polyethylene wax;
the embodiment also discloses a preparation method of the flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following preparation steps:
the method comprises the following steps: weighing the raw materials according to the weight parts of the raw materials of the organic silicon rubber, the talcum powder, the nano-silica, the silane coupling agent solution, the magnesium hydroxide, the barium sulfate and the dispersing agent, and then adding the raw materials into an internal mixer for melting and blending to obtain a modified toughening flame retardant mixture;
step two: extruding and granulating the modified and toughened flame retardant mixture obtained in the step one to obtain modified and toughened flame retardant master batches;
step three: weighing the raw materials according to the weight parts of the raw materials of the acrylonitrile-butadiene-styrene copolymer, the modified toughening flame retardant master batch, the modified glass fiber, the lubricant, the heat stabilizer, the ultraviolet absorbent and the antioxidant, and then adding the raw materials into an internal mixer for melt blending to obtain a flame-retardant weather-resistant reinforced modified ABS mixture;
step four: extruding and granulating the flame-retardant weather-resistant reinforced modified ABS mixture obtained in the step three to obtain flame-retardant weather-resistant reinforced modified ABS master batches;
step five: and melting the flame-retardant weather-resistant reinforced modified ABS master batch, and then directly performing injection molding or extrusion molding to obtain the flame-retardant weather-resistant reinforced modified ABS composite material.
In the first step and the third step, the temperature of melt blending is 220-280 ℃, the rotating speed of melt blending is 300-400 r/min, the time of melt blending is 10-20 min in the first step, and the time of melt blending is 30-60 min in the second step.
The embodiment also discloses application of the flame-retardant weather-resistant reinforced modified ABS composite material in the field of cable sheaths.
Example 3
Embodiment 3 discloses a flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following raw materials: the modified glass fiber reinforced polypropylene composite material comprises acrylonitrile-butadiene-styrene copolymer, modified toughening flame retardant master batch, modified glass fiber, lubricant, heat stabilizer, ultraviolet absorbent and antioxidant, wherein the weight parts of the raw materials are as follows:
Figure BDA0003441360610000061
one or more of an oxygen agent 168 and an antioxidant 264, wherein the heat stabilizer is a metal soap, and the modified glass fiber is obtained by etching glass fiber with acid solution and then treating the glass fiber with silane coupling agent solution;
the modified toughening flame retardant master batch comprises the following raw materials: the adhesive comprises the following raw materials in parts by weight:
Figure BDA0003441360610000062
Figure BDA0003441360610000071
the dispersant is ethylene bis stearamide or polyethylene wax;
the embodiment also discloses a preparation method of the flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following preparation steps:
the method comprises the following steps: weighing the raw materials according to the weight parts of the raw materials of the organic silicon rubber, the talcum powder, the nano-silica, the silane coupling agent solution, the magnesium hydroxide, the barium sulfate and the dispersing agent, and then adding the raw materials into an internal mixer for melting and blending to obtain a modified toughening flame retardant mixture;
step two: extruding and granulating the modified and toughened flame retardant mixture obtained in the step one to obtain modified and toughened flame retardant master batches;
step three: weighing the raw materials according to the weight parts of the raw materials of the acrylonitrile-butadiene-styrene copolymer, the modified toughening flame retardant master batch, the modified glass fiber, the lubricant, the heat stabilizer, the ultraviolet absorbent and the antioxidant, and then adding the raw materials into an internal mixer for melt blending to obtain a flame-retardant weather-resistant reinforced modified ABS mixture;
step four: extruding and granulating the flame-retardant weather-resistant reinforced modified ABS mixture obtained in the step three to obtain flame-retardant weather-resistant reinforced modified ABS master batches;
step five: and melting the flame-retardant weather-resistant reinforced modified ABS master batch, and then directly performing injection molding or extrusion molding to obtain the flame-retardant weather-resistant reinforced modified ABS composite material.
In the first step and the third step, the temperature of melt blending is 220-280 ℃, the rotating speed of melt blending is 300-400 r/min, the time of melt blending is 10-20 min in the first step, and the time of melt blending is 30-60 min in the second step.
The embodiment also discloses application of the flame-retardant weather-resistant reinforced modified ABS composite material in the field of cable sheaths.
Example 4
Embodiment 4 discloses a flame-retardant weather-resistant reinforced modified ABS composite material, comprising the following raw materials: the modified glass fiber reinforced polypropylene composite material comprises acrylonitrile-butadiene-styrene copolymer, modified toughening flame retardant master batch, modified glass fiber, lubricant, heat stabilizer, ultraviolet absorbent and antioxidant, wherein the weight parts of the raw materials are as follows:
Figure BDA0003441360610000072
Figure BDA0003441360610000081
one or more of an oxygen agent 168 and an antioxidant 264, wherein the heat stabilizer is a metal soap, and the modified glass fiber is obtained by etching glass fiber with acid solution and then treating the glass fiber with silane coupling agent solution;
the modified toughening flame retardant master batch comprises the following raw materials: the adhesive comprises the following raw materials in parts by weight:
Figure BDA0003441360610000082
the dispersant is ethylene bis stearamide or polyethylene wax;
the embodiment also discloses a preparation method of the flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following preparation steps:
the method comprises the following steps: weighing the raw materials according to the weight parts of the raw materials of the organic silicon rubber, the talcum powder, the nano-silica, the silane coupling agent solution, the magnesium hydroxide, the barium sulfate and the dispersing agent, and then adding the raw materials into an internal mixer for melting and blending to obtain a modified toughening flame retardant mixture;
step two: extruding and granulating the modified and toughened flame retardant mixture obtained in the step one to obtain modified and toughened flame retardant master batches;
step three: weighing the raw materials according to the weight parts of the raw materials of the acrylonitrile-butadiene-styrene copolymer, the modified toughening flame retardant master batch, the modified glass fiber, the lubricant, the heat stabilizer, the ultraviolet absorbent and the antioxidant, and then adding the raw materials into an internal mixer for melt blending to obtain a flame-retardant weather-resistant reinforced modified ABS mixture;
step four: extruding and granulating the flame-retardant weather-resistant reinforced modified ABS mixture obtained in the step three to obtain flame-retardant weather-resistant reinforced modified ABS master batches;
step five: and melting the flame-retardant weather-resistant reinforced modified ABS master batch, and then directly performing injection molding or extrusion molding to obtain the flame-retardant weather-resistant reinforced modified ABS composite material.
In the first step and the third step, the temperature of melt blending is 220-280 ℃, the rotating speed of melt blending is 300-400 r/min, the time of melt blending is 10-20 min in the first step, and the time of melt blending is 30-60 min in the second step.
The embodiment also discloses application of the flame-retardant weather-resistant reinforced modified ABS composite material in the field of cable sheaths.
Example 5
Embodiment 5 discloses a flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following raw materials: the modified glass fiber reinforced polypropylene composite material comprises acrylonitrile-butadiene-styrene copolymer, modified toughening flame retardant master batch, modified glass fiber, lubricant, heat stabilizer, ultraviolet absorbent and antioxidant, wherein the weight parts of the raw materials are as follows:
Figure BDA0003441360610000091
one or more of an oxygen agent 168 and an antioxidant 264, wherein the heat stabilizer is a metal soap, and the modified glass fiber is obtained by etching glass fiber with acid solution and then treating the glass fiber with silane coupling agent solution;
the modified toughening flame retardant master batch comprises the following raw materials: the adhesive comprises the following raw materials in parts by weight:
Figure BDA0003441360610000092
the dispersant is ethylene bis stearamide or polyethylene wax;
the embodiment also discloses a preparation method of the flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following preparation steps:
the method comprises the following steps: weighing the raw materials according to the weight parts of the raw materials of the organic silicon rubber, the talcum powder, the nano-silica, the silane coupling agent solution, the magnesium hydroxide, the barium sulfate and the dispersing agent, and then adding the raw materials into an internal mixer for melting and blending to obtain a modified toughening flame retardant mixture;
step two: extruding and granulating the modified and toughened flame retardant mixture obtained in the step one to obtain modified and toughened flame retardant master batches;
step three: weighing the raw materials according to the weight parts of the raw materials of the acrylonitrile-butadiene-styrene copolymer, the modified toughening flame retardant master batch, the modified glass fiber, the lubricant, the heat stabilizer, the ultraviolet absorbent and the antioxidant, and then adding the raw materials into an internal mixer for melt blending to obtain a flame-retardant weather-resistant reinforced modified ABS mixture;
step four: extruding and granulating the flame-retardant weather-resistant reinforced modified ABS mixture obtained in the step three to obtain flame-retardant weather-resistant reinforced modified ABS master batches;
step five: and melting the flame-retardant weather-resistant reinforced modified ABS master batch, and then directly performing injection molding or extrusion molding to obtain the flame-retardant weather-resistant reinforced modified ABS composite material.
In the first step and the third step, the temperature of melt blending is 220-280 ℃, the rotating speed of melt blending is 300-400 r/min, the time of melt blending is 10-20 min in the first step, and the time of melt blending is 30-60 min in the second step.
The embodiment also discloses application of the flame-retardant weather-resistant reinforced modified ABS composite material in the field of cable sheaths.
Example 6
Embodiment 6 discloses a flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following raw materials: the modified glass fiber reinforced polypropylene composite material comprises acrylonitrile-butadiene-styrene copolymer, modified toughening flame retardant master batch, modified glass fiber, lubricant, heat stabilizer, ultraviolet absorbent and antioxidant, wherein the weight parts of the raw materials are as follows:
Figure BDA0003441360610000101
one or more of an oxygen agent 168 and an antioxidant 264, wherein the heat stabilizer is a metal soap, and the modified glass fiber is obtained by etching glass fiber with acid solution and then treating the glass fiber with silane coupling agent solution;
the modified toughening flame retardant master batch comprises the following raw materials: the adhesive comprises the following raw materials in parts by weight:
Figure BDA0003441360610000102
the dispersant is ethylene bis stearamide or polyethylene wax;
the embodiment also discloses a preparation method of the flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following preparation steps:
the method comprises the following steps: weighing the raw materials according to the weight parts of the raw materials of the organic silicon rubber, the talcum powder, the nano-silica, the silane coupling agent solution, the magnesium hydroxide, the barium sulfate and the dispersing agent, and then adding the raw materials into an internal mixer for melting and blending to obtain a modified toughening flame retardant mixture;
step two: extruding and granulating the modified and toughened flame retardant mixture obtained in the step one to obtain modified and toughened flame retardant master batches;
step three: weighing the raw materials according to the weight parts of the raw materials of the acrylonitrile-butadiene-styrene copolymer, the modified toughening flame retardant master batch, the modified glass fiber, the lubricant, the heat stabilizer, the ultraviolet absorbent and the antioxidant, and then adding the raw materials into an internal mixer for melt blending to obtain a flame-retardant weather-resistant reinforced modified ABS mixture;
step four: extruding and granulating the flame-retardant weather-resistant reinforced modified ABS mixture obtained in the step three to obtain flame-retardant weather-resistant reinforced modified ABS master batches;
step five: and melting the flame-retardant weather-resistant reinforced modified ABS master batch, and then directly performing injection molding or extrusion molding to obtain the flame-retardant weather-resistant reinforced modified ABS composite material.
In the first step and the third step, the temperature of melt blending is 220-280 ℃, the rotating speed of melt blending is 300-400 r/min, the time of melt blending is 10-20 min in the first step, and the time of melt blending is 30-60 min in the second step.
The embodiment also discloses application of the flame-retardant weather-resistant reinforced modified ABS composite material in the field of cable sheaths.
Example 7
Embodiment 7 discloses a flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following raw materials: the modified glass fiber reinforced polypropylene composite material comprises acrylonitrile-butadiene-styrene copolymer, modified toughening flame retardant master batch, modified glass fiber, lubricant, heat stabilizer, ultraviolet absorbent and antioxidant, wherein the weight parts of the raw materials are as follows:
Figure BDA0003441360610000111
one or more of an oxygen agent 168 and an antioxidant 264, wherein the heat stabilizer is a metal soap, and the modified glass fiber is obtained by etching glass fiber with acid solution and then treating the glass fiber with silane coupling agent solution;
the modified toughening flame retardant master batch comprises the following raw materials: the adhesive comprises the following raw materials in parts by weight:
Figure BDA0003441360610000121
the dispersant is ethylene bis stearamide or polyethylene wax;
the embodiment also discloses a preparation method of the flame-retardant weather-resistant reinforced modified ABS composite material, which comprises the following preparation steps:
the method comprises the following steps: weighing the raw materials according to the weight parts of the raw materials of the organic silicon rubber, the talcum powder, the nano-silica, the silane coupling agent solution, the magnesium hydroxide, the barium sulfate and the dispersing agent, and then adding the raw materials into an internal mixer for melting and blending to obtain a modified toughening flame retardant mixture;
step two: extruding and granulating the modified and toughened flame retardant mixture obtained in the step one to obtain modified and toughened flame retardant master batches;
step three: weighing the raw materials according to the weight parts of the raw materials of the acrylonitrile-butadiene-styrene copolymer, the modified toughening flame retardant master batch, the modified glass fiber, the lubricant, the heat stabilizer, the ultraviolet absorbent and the antioxidant, and then adding the raw materials into an internal mixer for melt blending to obtain a flame-retardant weather-resistant reinforced modified ABS mixture;
step four: extruding and granulating the flame-retardant weather-resistant reinforced modified ABS mixture obtained in the step three to obtain flame-retardant weather-resistant reinforced modified ABS master batches;
step five: and melting the flame-retardant weather-resistant reinforced modified ABS master batch, and then directly performing injection molding or extrusion molding to obtain the flame-retardant weather-resistant reinforced modified ABS composite material.
In the first step and the third step, the temperature of melt blending is 220-280 ℃, the rotating speed of melt blending is 300-400 r/min, the time of melt blending is 10-20 min in the first step, and the time of melt blending is 30-60 min in the second step.
The embodiment also discloses application of the flame-retardant weather-resistant reinforced modified ABS composite material in the field of cable sheaths.
The flame-retardant weather-resistant reinforced modified ABS composite material is prepared by the preparation method of the flame-retardant weather-resistant reinforced modified ABS composite material disclosed in the embodiments 1 to 7, and the flame-retardant, weather-resistant and impact strength performances of the flame-retardant weather-resistant reinforced modified ABS composite material prepared in the embodiments 1 to 7 and the conventional ABS composite material are respectively detected, and the results are recorded in the following table:
TABLE 1ABS composite Property test data sheet
Flame retardant properties Weather resistance (Delta E300h) Impact strength (KJ/m)2)
Existing ABS composite materials V-1 0.53 13.9
Example 1 V-0 0.24 26.7
Example 2 V-0 0.12 31.5
Example 3 V-0 0.29 23.3
Example 4 V-0 0.26 25.6
Example 5 V-0 0.25 25.3
Example 6 V-0 0.28 24.2
Example 7 V-0 0.15 30.9
The flame retardant property is detected according to a standard UL-94, the weather resistance is detected according to a standard ASTM D4459, and the impact strength is detected according to a standard GB1843, wherein the standards belong to the prior art, and the detection of the properties is strictly performed according to the methods in the standards and belong to the common general knowledge of a person skilled in the art, so the detection steps are not described in detail in the application.
As can be seen from the data in the above table, the flame retardant, weather resistant and reinforced modified ABS composite material prepared by the embodiments 1 to 7 of the present invention has significantly improved flame retardant property, weather resistant property and impact strength compared to the existing ABS composite material, and as can be seen from the embodiments 1 and 2, when the weight parts of the modified and toughened flame retardant master batch are increased, the flame retardant property, weather resistant property and impact strength of the composite material are all improved, and as can be seen from the embodiments 1, 3, 4, 5 and 6, the change of the weight parts of talc powder and silica in the modified and toughened flame retardant master batch raw materials has different effects on the properties of the composite material, wherein, when the weight parts of talc powder and silica are 1: 1, the flame retardant property, the weather resistance and the impact strength of the composite material are improved most obviously.

Claims (8)

1. The flame-retardant weather-resistant reinforced modified ABS composite material is characterized by comprising the following raw materials: the modified glass fiber reinforced polypropylene composite material comprises acrylonitrile-butadiene-styrene copolymer, modified toughening flame retardant master batch, modified glass fiber, lubricant, heat stabilizer, ultraviolet absorbent and antioxidant, wherein the weight parts of the raw materials are as follows:
Figure FDA0003441360600000011
the modified toughening flame retardant master batch comprises the following raw materials: the adhesive comprises the following raw materials in parts by weight:
Figure FDA0003441360600000012
Figure FDA0003441360600000013
the modified montmorillonite is obtained by intercalation treatment of intercalation agent cetyl trimethyl ammonium bromide.
2. The flame retardant, weather resistant, reinforced and modified ABS composite material of claim 1, wherein the dispersant is ethylene bis stearamide or polyethylene wax.
3. The flame-retardant weather-resistant reinforced modified ABS composite material as claimed in claim 1, wherein the antioxidant is one or more of antioxidant 1010, antioxidant 1076, antioxidant 168, antioxidant 264.
4. The flame retardant, weather resistant, reinforced and modified ABS composite material of claim 1 wherein the heat stabilizer is a metal soap.
5. The flame-retardant weather-resistant reinforced modified ABS composite material as claimed in claim 1, wherein the modified glass fiber is obtained by etching glass fiber with acid solution and then treating with silane coupling agent solution.
6. The preparation method of the flame-retardant weather-resistant reinforced modified ABS composite material as claimed in any one of claims 1 to 5, characterized by comprising the following preparation steps:
the method comprises the following steps: weighing the raw materials according to the weight parts of the raw materials of the organic silicon rubber, the talcum powder, the nano-silica, the silane coupling agent solution, the magnesium hydroxide, the barium sulfate and the dispersing agent, and then adding the raw materials into an internal mixer for melting and blending to obtain a modified toughening flame retardant mixture;
step two: extruding and granulating the modified and toughened flame retardant mixture obtained in the step one to obtain modified and toughened flame retardant master batches;
step three: weighing the raw materials according to the weight parts of the raw materials of the acrylonitrile-butadiene-styrene copolymer, the modified toughening flame retardant master batch, the modified glass fiber, the lubricant, the heat stabilizer, the ultraviolet absorbent and the antioxidant, and then adding the raw materials into an internal mixer for melt blending to obtain a flame-retardant weather-resistant reinforced modified ABS mixture;
step four: extruding and granulating the flame-retardant weather-resistant reinforced modified ABS mixture obtained in the step three to obtain flame-retardant weather-resistant reinforced modified ABS master batches;
step five: and melting the flame-retardant weather-resistant reinforced modified ABS master batch, and then performing injection molding or extrusion molding to obtain the flame-retardant weather-resistant reinforced modified ABS composite material.
7. The preparation method of the flame-retardant weather-resistant reinforced modified ABS composite material as claimed in claim 6, wherein in the first step and the third step, the temperature of melt blending is 220-280 ℃, the rotation speed of melt blending is 300-400 r/min, the time of melt blending in the first step is 10-20 min, and the time of melt blending in the second step is 30-60 min.
8. Use of a flame retardant, weather resistant, reinforced, modified ABS composite according to any one of claims 1-5 in the field of electrical housings and cable sheathing.
CN202111634383.4A 2021-12-29 2021-12-29 Flame-retardant weather-resistant reinforced modified ABS (acrylonitrile-butadiene-styrene) composite material as well as preparation method and application thereof Pending CN114316502A (en)

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