CN106696107A - Processing technology for flame-retardant plastic - Google Patents
Processing technology for flame-retardant plastic Download PDFInfo
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- CN106696107A CN106696107A CN201611237034.8A CN201611237034A CN106696107A CN 106696107 A CN106696107 A CN 106696107A CN 201611237034 A CN201611237034 A CN 201611237034A CN 106696107 A CN106696107 A CN 106696107A
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- parts
- master batch
- processing
- processing technology
- flame retardant
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L29/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/02—Homopolymers or copolymers of unsaturated alcohols
- C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention provides a processing technology for flame-retardant plastic. The processing technology comprises the specific steps of processing a base material, processing master batch and obtaining the flame-retardant plastic. According to the processing technology, primary processing and grain-sized dicing are conducted on the base material, the diced base body is mixed with the processed flame-retardant master batch, extrusion and pelleting are conducted, and the flame-retardant plastic can be generated. The processing technology is simple in process, and the flame-retardant performance of the plastic is improved effectively.
Description
Technical field
The invention belongs to field of plastics processing, and in particular to a kind of processing technology of flame retardant plastics.
Background technology
Plastics are with monomer as raw material, by addition polymerization or the macromolecular compound of polycondensation polymerized, because plastics
Itself there is low cost, plasticity is strong, material is light, good insulating, the low advantage of thermal conductivity, can directly be processed into life, work
The articles for use such as industry.The application of plastic products would generally be positioned in varying environment and be used than wide, and plastics are placed on
When under hot environment, easily there is breach in its surface, or even fusing, burning occur;Long-time post use plastic can occur seriously
Deformation, even overall damage come off.
Therefore, the problem that the plastics with outstanding fire retardancy are research needed for those skilled in the art how is produced.
The content of the invention
To solve the above problems, the invention discloses a kind of processing technology of flame retardant plastics.
In order to achieve the above object, the present invention provides following technical scheme:
A kind of processing technology of flame retardant plastics, concretely comprises the following steps:
(1)The processing of matrix material:By silica, zeolite, activated carbon with weight ratio be 4:2:After 1 is mixed, third is added
Ketone, glycerine, the mixed solution of sodium methylene bis-naphthalene sulfonate, and it is stirred 11~16min at 60~65 DEG C;
By polyhydroxy acrylic resin, fire retardant, expansible graphite with weight ratio be 1:2:5 are mixed, and add M-and P-cresols,
After 15~22min is stirred at 35~47 DEG C, 70~80 DEG C, after insulation 30min are warming up to according to the speed of not higher than 5 DEG C/min
1.5~2h of back flow reaction is carried out, centrifugal filtration is carried out, fire proofing is obtained;
Fire proofing is put into mixed solution, the mixing of polyvinyl alcohol, polyisobutene, polypropylene and Vinylidene Chloride is added
Thing, and in after 60~65 DEG C of 3~5min of ultrasonic disperse, silica, zeolite, activated carbon are filtered, according to not higher than after filtering
The speed of 10 DEG C/min is warming up to 110~120 DEG C, is incubated and is heated to reflux 3~4h after 20~25min of stirring;Put to squeeze
Go out cooling and dicing after being extruded in machine, drying, obtain matrix material;
(2)The processing of master batch:According to the mass parts of 10~13 parts of 15~23 parts of master batch, 15~21 parts of polysiloxanes and mineral oil
Number grinds 15~25min in being put into grinder, after adding 14~18 parts of 5~10min of reaction of polyethylene, adds ethylene glycol 7~10
Part, 5~7 parts of dispersant, grinding 15~22min after be evaporated, by the mixture after evaporation at 60~70 DEG C dry 2~
2.5h, mixture is put into mixer, is warming up to 75~88 DEG C, is stirred 20~25min and is incubated, and obtains liquid master batch, complete
Into master batch processing;
(3)The acquisition of flame retardant plastics:By step(1)The matrix material of acquisition is put into step(2)In the liquid master batch of acquisition, heat up
To 188~208 DEG C and stir, import extrusion in extruder, cooling, pelletizing, obtain flame retardant plastics.
Preferably, step(1)Middle acetone, glycerine, the amount ratio of the material of sodium methylene bis-naphthalene sulfonate are 8:4:1.
Preferably, step(1)The mass ratio of middle polyvinyl alcohol, polyisobutene, polypropylene and Vinylidene Chloride is 6:3:
2:1。
Preferably, step(2)Middle dispersant is stearic acid, Tissuemat E and atoleine according to mass ratio 1:2:7
Mix the mixture for obtaining.
The present invention carries out first processing and pelletizing by by matrix material, by the fire-retardant mother after the matrix after pelletizing and processing
Grain is mixed, and carries out extruding pelletization, can generate the plastics with anti-flammability, and process is simple of the invention is effectively improved
Flame retardant of plastic performance.
Specific embodiment
The technical scheme that the present invention is provided is described in detail below with reference to specific embodiment, it should be understood that following specific
Implementation method is only illustrative of the invention and is not intended to limit the scope of the invention.
Embodiment 1:
A kind of processing technology of flame retardant plastics, concretely comprises the following steps:
(1)The processing of matrix material:By silica, zeolite, activated carbon with weight ratio be 4:2:After 1 is mixed, third is added
Ketone, glycerine, the mixed solution of sodium methylene bis-naphthalene sulfonate, and it is stirred 11min at 60 DEG C;
By polyhydroxy acrylic resin, fire retardant, expansible graphite with weight ratio be 1:2:5 are mixed, and add M-and P-cresols,
After 15min is stirred at 35 DEG C, 70 DEG C are warming up to according to the speed of 5 DEG C/min, back flow reaction 1.5h are carried out after insulation 30min,
Centrifugal filtration is carried out, fire proofing is obtained;
Fire proofing is put into mixed solution, the mixing of polyvinyl alcohol, polyisobutene, polypropylene and Vinylidene Chloride is added
Thing, and in after 60 DEG C of ultrasonic disperse 3min, silica, zeolite, activated carbon are filtered, according to the speed of 10 DEG C/min after filtering
110~120 DEG C are warming up to, 3h is heated to reflux after being incubated and stirring 20min;Cooling after being extruded into extruder is put to cut
Grain, dry, acquisition matrix material;
Above acetone, glycerine, the amount ratio of the material of sodium methylene bis-naphthalene sulfonate are 8:4:1;
The mass ratio of polyvinyl alcohol, polyisobutene, polypropylene and Vinylidene Chloride is 6:3:2:1;
(2)The processing of master batch:Mass fraction according to 13 parts of 15 parts of master batch, 21 parts of polysiloxanes and mineral oil is put into grinder
15~25min of middle grinding, after adding 14 parts of reaction 5min of polyethylene, adds 7 parts of ethylene glycol, 5 parts of dispersant, after grinding 15min
It is evaporated, the mixture after evaporation is dried into 2h at 60 DEG C, mixture is put into mixer, is warming up to 75 DEG C, stirring
20min is simultaneously incubated, and obtains liquid master batch, completes master batch processing;
Wherein dispersant is stearic acid, Tissuemat E and atoleine according to mass ratio 1:2:The mixture that 7 mixing are obtained;
(3)The acquisition of flame retardant plastics:By step(1)The matrix material of acquisition is put into step(2)In the liquid master batch of acquisition, heat up
To 188 DEG C and stir, import extrusion in extruder, cooling, pelletizing, obtain flame retardant plastics.
Embodiment 2:
A kind of processing technology of flame retardant plastics, concretely comprises the following steps:
(1)The processing of matrix material:By silica, zeolite, activated carbon with weight ratio be 4:2:After 1 is mixed, third is added
Ketone, glycerine, the mixed solution of sodium methylene bis-naphthalene sulfonate, and it is stirred 16min at 65 DEG C;
By polyhydroxy acrylic resin, fire retardant, expansible graphite with weight ratio be 1:2:5 are mixed, and add M-and P-cresols,
After 22min is stirred at 47 DEG C, 80 DEG C are warming up to according to the speed of 4 DEG C/min, back flow reaction 2h is carried out after insulation 30min, entered
Row centrifugal filtration, obtains fire proofing;
Fire proofing is put into mixed solution, the mixing of polyvinyl alcohol, polyisobutene, polypropylene and Vinylidene Chloride is added
Thing, and in after 65 DEG C of ultrasonic disperse 5min, silica, zeolite, activated carbon are filtered, according to the speed of 8 DEG C/min after filtering
120 DEG C are warming up to, 4h is heated to reflux after being incubated and stirring 25min;Put cooling and dicing after being extruded into extruder, do
It is dry, obtain matrix material;
Above acetone, glycerine, the amount ratio of the material of sodium methylene bis-naphthalene sulfonate are 8:4:1;
The mass ratio of polyvinyl alcohol, polyisobutene, polypropylene and Vinylidene Chloride is 6:3:2:1;
(2)The processing of master batch:Mass fraction according to 10 parts of 23 parts of master batch, 15 parts of polysiloxanes and mineral oil is put into grinder
Middle grinding 25min, after adding 18 parts of reaction 10min of polyethylene, adds 10 parts of ethylene glycol, 7 parts of dispersant, and 22min is laggard for grinding
Row evaporation, 2.5h is dried by the mixture after evaporation at 70 DEG C, and mixture is put into mixer, is warming up to 88 DEG C, stirring
25min is simultaneously incubated, and obtains liquid master batch, completes master batch processing;
Wherein dispersant is stearic acid, Tissuemat E and atoleine according to mass ratio 1:2:The mixture that 7 mixing are obtained;
(3)The acquisition of flame retardant plastics:By step(1)The matrix material of acquisition is put into step(2)In the liquid master batch of acquisition, heat up
To 208 DEG C and stir, import extrusion in extruder, cooling, pelletizing, obtain flame retardant plastics.
Embodiment 3:
A kind of processing technology of flame retardant plastics, concretely comprises the following steps:
(1)The processing of matrix material:By silica, zeolite, activated carbon with weight ratio be 4:2:After 1 is mixed, third is added
Ketone, glycerine, the mixed solution of sodium methylene bis-naphthalene sulfonate, and it is stirred 24min at 62 DEG C;
By polyhydroxy acrylic resin, fire retardant, expansible graphite with weight ratio be 1:2:5 are mixed, and add M-and P-cresols,
After 18min is stirred at 41 DEG C, 74 DEG C are warming up to according to the speed of 2 DEG C/min, back flow reaction 1.7h are carried out after insulation 30min,
Centrifugal filtration is carried out, fire proofing is obtained;
Fire proofing is put into mixed solution, the mixing of polyvinyl alcohol, polyisobutene, polypropylene and Vinylidene Chloride is added
Thing, and in after 62 DEG C of ultrasonic disperse 4min, silica, zeolite, activated carbon are filtered, according to the speed of 5 DEG C/min after filtering
115 DEG C are warming up to, 3.5h is heated to reflux after being incubated and stirring 22min;Put cooling and dicing after being extruded into extruder,
Dry, obtain matrix material;
Above acetone, glycerine, the amount ratio of the material of sodium methylene bis-naphthalene sulfonate are 8:4:1;
The mass ratio of polyvinyl alcohol, polyisobutene, polypropylene and Vinylidene Chloride is 6:3:2:1;
(2)The processing of master batch:Mass fraction according to 11 parts of 20 parts of master batch, 18 parts of polysiloxanes and mineral oil is put into grinder
Middle grinding 20min, after adding 16 parts of reaction 7min of polyethylene, adds 8 parts of ethylene glycol, 6 parts of dispersant, is carried out after grinding 18min
Evaporation, 2.2h is dried by the mixture after evaporation at 65 DEG C, and mixture is put into mixer, is warming up to 81 DEG C, stirring
22min is simultaneously incubated, and obtains liquid master batch, completes master batch processing;
Wherein dispersant is stearic acid, Tissuemat E and atoleine according to mass ratio 1:2:The mixture that 7 mixing are obtained;
(3)The acquisition of flame retardant plastics:By step(1)The matrix material of acquisition is put into step(2)In the liquid master batch of acquisition, heat up
To 199 DEG C and stir, import extrusion in extruder, cooling, pelletizing, obtain flame retardant plastics.
It is last it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention and non-limiting technical side
Case, it will be understood by those within the art that, those modify or equivalent to technical scheme, and
The objective and scope of the technical program are not departed from, all should be covered in the middle of scope of the presently claimed invention.
Claims (4)
1. a kind of processing technology of flame retardant plastics, it is characterised in that:Concretely comprise the following steps:
(1)The processing of matrix material:By silica, zeolite, activated carbon with weight ratio be 4:2:After 1 is mixed, third is added
Ketone, glycerine, the mixed solution of sodium methylene bis-naphthalene sulfonate, and it is stirred 11~16min at 60~65 DEG C;
By polyhydroxy acrylic resin, fire retardant, expansible graphite with weight ratio be 1:2:5 are mixed, and add M-and P-cresols,
After 15~22min is stirred at 35~47 DEG C, 70~80 DEG C, after insulation 30min are warming up to according to the speed of not higher than 5 DEG C/min
1.5~2h of back flow reaction is carried out, centrifugal filtration is carried out, fire proofing is obtained;
Fire proofing is put into mixed solution, the mixing of polyvinyl alcohol, polyisobutene, polypropylene and Vinylidene Chloride is added
Thing, and in after 60~65 DEG C of 3~5min of ultrasonic disperse, silica, zeolite, activated carbon are filtered, according to not higher than after filtering
The speed of 10 DEG C/min is warming up to 110~120 DEG C, is incubated and is heated to reflux 3~4h after 20~25min of stirring;Put to squeeze
Go out cooling and dicing after being extruded in machine, drying, obtain matrix material;
(2)The processing of master batch:According to the mass parts of 10~13 parts of 15~23 parts of master batch, 15~21 parts of polysiloxanes and mineral oil
Number grinds 15~25min in being put into grinder, after adding 14~18 parts of 5~10min of reaction of polyethylene, adds ethylene glycol 7~10
Part, 5~7 parts of dispersant, grinding 15~22min after be evaporated, by the mixture after evaporation at 60~70 DEG C dry 2~
2.5h, mixture is put into mixer, is warming up to 75~88 DEG C, is stirred 20~25min and is incubated, and obtains liquid master batch, complete
Into master batch processing;
(3)The acquisition of flame retardant plastics:By step(1)The matrix material of acquisition is put into step(2)In the liquid master batch of acquisition, heat up
To 188~208 DEG C and stir, import extrusion in extruder, cooling, pelletizing, obtain flame retardant plastics.
2. the processing technology of a kind of flame retardant plastics according to claim 1, it is characterised in that:The step(1)Middle acetone,
Glycerine, the amount ratio of the material of sodium methylene bis-naphthalene sulfonate are 8:4:1.
3. the processing technology of a kind of flame retardant plastics according to claim 1, it is characterised in that:The step(1)In poly- second
The mass ratio of enol, polyisobutene, polypropylene and Vinylidene Chloride is 6:3:2:1.
4. the processing technology of a kind of corrosion-resistant plastic according to claim 1, it is characterised in that:The step(2)In point
Powder is stearic acid, Tissuemat E and atoleine according to mass ratio 1:2:The mixture that 7 mixing are obtained.
Priority Applications (1)
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CN201611237034.8A CN106696107A (en) | 2016-12-28 | 2016-12-28 | Processing technology for flame-retardant plastic |
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CN201611237034.8A CN106696107A (en) | 2016-12-28 | 2016-12-28 | Processing technology for flame-retardant plastic |
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CN201611237034.8A Pending CN106696107A (en) | 2016-12-28 | 2016-12-28 | Processing technology for flame-retardant plastic |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107400293A (en) * | 2017-08-25 | 2017-11-28 | 佛山市彩贵新型材料有限公司 | The preparation method of low temperature resistant flame retardant composite |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103467852A (en) * | 2013-09-22 | 2013-12-25 | 苏州市湘园特种精细化工有限公司 | Polypropylene flame-retardant plastic |
CN103965646A (en) * | 2014-04-11 | 2014-08-06 | 苏州市依星橡塑有限公司 | Preparation technology of antiflaming plastic plate |
CN104559019A (en) * | 2013-10-23 | 2015-04-29 | 惠州万利实业有限公司 | Flame-retardant TPE (thermoplastic elastomer) plastic production formula and processing technique thereof |
CN105985557A (en) * | 2015-02-06 | 2016-10-05 | 天津毅兴彩科技有限公司 | Composition of flame-retardation plastic product and production method thereof |
-
2016
- 2016-12-28 CN CN201611237034.8A patent/CN106696107A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103467852A (en) * | 2013-09-22 | 2013-12-25 | 苏州市湘园特种精细化工有限公司 | Polypropylene flame-retardant plastic |
CN104559019A (en) * | 2013-10-23 | 2015-04-29 | 惠州万利实业有限公司 | Flame-retardant TPE (thermoplastic elastomer) plastic production formula and processing technique thereof |
CN103965646A (en) * | 2014-04-11 | 2014-08-06 | 苏州市依星橡塑有限公司 | Preparation technology of antiflaming plastic plate |
CN105985557A (en) * | 2015-02-06 | 2016-10-05 | 天津毅兴彩科技有限公司 | Composition of flame-retardation plastic product and production method thereof |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107400293A (en) * | 2017-08-25 | 2017-11-28 | 佛山市彩贵新型材料有限公司 | The preparation method of low temperature resistant flame retardant composite |
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