CN103304921A - Method for preparing flame-retardant toughened polyvinyl chloride composite material - Google Patents
Method for preparing flame-retardant toughened polyvinyl chloride composite material Download PDFInfo
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- CN103304921A CN103304921A CN2013102414539A CN201310241453A CN103304921A CN 103304921 A CN103304921 A CN 103304921A CN 2013102414539 A CN2013102414539 A CN 2013102414539A CN 201310241453 A CN201310241453 A CN 201310241453A CN 103304921 A CN103304921 A CN 103304921A
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- polyvinyl chloride
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- fire
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/875—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling for achieving a non-uniform temperature distribution, e.g. using barrels having both cooling and heating zones
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention relates to a method for preparing a flame-retardant toughened polyvinyl chloride composite material and belongs to the technical field of the preparation of macromolecular materials. The method comprises the steps of mixing the following materials in parts by weight in a high-speed mixer: 51.5-57.3 parts of polyvinyl chloride resin, 5.4-8.5 parts of chlorinated polyethylene, 17.3-28.7 parts of plasticizer, 7.3-13.6 parts of toughening agent, 1.0-2.1 parts of stabilizer, 6-14 parts of filler, 12-21 parts of flame retardant, 2.4-4 parts of soybean oil and 0.5-1.1 parts of lubricant, heating up to the temperature of 70 DEG C while mixing, transferring a mixture into a parallel twin-screw extruder for melt extrusion after the mixing is completed, and carrying out water cooling, dicing and drying, thereby obtaining a finished product, wherein the screw temperature of the parallel twin-screw extruder from a region I to a region VIII is controlled to be 133 DEG C, 136 DEG C, 140 DEG C, 143 DEG C, 146 DEG C, 150 DEG C, 155 DEG C and 160 DEG C respectively. The flame-retardant toughened polyvinyl chloride composite material has the advantages that the tensile strength is high, the elongation at break is high, the thermal deformation temperature is 95-113 DEG C, and the flame retardance is good.
Description
Technical field
The invention belongs to field of polymer material preparing technology, be specifically related to a kind of fire-retardant toughening polyvinyl chloride composite manufacture method.
Background technology
Polyvinyl chloride (PVC) RESINS has excellent over-all properties, is widely used in the plastics such as automobile, electrical equipment, toy, electronics, machinery.Polyvinyl chloride itself has certain flame retardant resistance, but when producing thin-gage goods, flame retardant resistance is difficult to reach the requirement of people's expectation, and this is a large shortcoming of known polyvinyl chloride; The large shortcoming of another of polyvinyl chloride is that heat resistance is low, and is not shock-resistant.Therefore utilize rational preparation method and select suitable material that polyvinyl chloride is strengthened the toughness reinforcing positive effect that has, the applicant has made good try for this reason, has finally formed technical scheme described below.
Summary of the invention
Task of the present invention is to provide a kind of fire-retardant toughening polyvinyl chloride composite manufacture method, the method material choice and reasonable ratio, and can make the polyvinyl chloride composite materials that obtains embody good intensity, excellent shock resistance and the flame retardant properties of standing out from one's fellows.
Task of the present invention is finished like this, a kind of fire-retardant toughening polyvinyl chloride composite manufacture method, it is 51.5 ~ 57.3 parts of the polyvinyl chloride (PVC) RESINS that will take by weighing by weight first, 5.4 ~ 8.5 parts of chlorinatedpolyethylenees, 17.3～28.7 parts in softening agent, 7.3 ~ 13.6 parts of toughner, 1.0 ~ 2.1 parts of stablizers, 6 ~ 14 parts of fillers, 12 ~ 21 parts of fire retardants, in 2.4 ~ 4 parts of soybean oil and 0.5 ~ 1.1 part of input high-speed mixer of lubricant, be to mix 10min under the speed of 950rpm at the rotating speed of high-speed mixer, and the temperature of mixing machine rises to 70 ℃ in mixing process, obtain compound after mixing end, again compound is changed in the parallel twin screw extruder and melt extrude, through water cooling, pelletizing and drying, obtain fire-retardant toughening polyvinyl chloride matrix material, wherein: extruder temperature Zi Yi district to eight district of described parallel twin screw extruder is controlled to be respectively: 133 ℃ of district's temperature, 136 ℃ of two district's temperature, 140 ℃ of three district's temperature, 143 ℃ of four district's temperature, 146 ℃ of five district's temperature, 150 ℃ of six district's temperature, 160 ℃ of 155 ℃ of He Ba districts of seven district's temperature temperature.
In one embodiment of the invention, described polyvinyl chloride (PVC) RESINS is the polyvinyl chloride of molecular weight 2500 ~ 3500.
In another embodiment of the present invention, described chlorinatedpolyethylene is the perchlorizing polyethylene.
In yet another embodiment of the present invention, described softening agent is diisononyl phthalate.
In another embodiment of the present invention, described toughner is acrylonitrile-butadiene-styrene copolymer.
Also have among the embodiment of the present invention, described stablizer is organotin stabilizer.
More of the present invention and in specific embodiment, described organotin stabilizer is Bis(lauroyloxy)dioctyltin.
In of the present invention and then embodiment, described filler is the calcium carbonate superfine powder of particle diameter more than 3000 orders.
Of the present invention again more and among embodiment, described fire retardant is TDE; Described soybean oil is epoxy soybean oil.
In again of the present invention and then embodiment, described lubricant is Zinic stearas.
The fire-retardant toughening polyvinyl chloride matrix material of the inventive method preparation has following performance index after tested: tensile strength is greater than 18～25MPa, elongation at break 250～320%, 95～113 ℃ of heat-drawn wires, flame retardant resistance V-0 (UL-94-V-0-3.0mm).
Embodiment
Embodiment 1:
The molecular weight that will take by weighing by weight first is 57.3 parts of 2500 ~ 3500 polyvinyl chloride, 5.4 parts of perchlorizing polyethylene, 20 parts of diisononyl phthalate, 13.6 parts of acrylonitrile-butadiene-styrene copolymers, 1.8 parts of Bis(lauroyloxy)dioctyltins, 6 parts of calcium carbonate superfine powders more than particle diameter 3000 orders, 18 parts of TDE, 2.4 parts of epoxy soybean oils, in 0.9 part of input high-speed mixer of Zinic stearas, be to mix 10min under the speed of 950rpm at the rotating speed of high-speed mixer, and the temperature of mixing machine is controlled to be 70 ℃ in mixing process, obtain compound after mixing end, again compound is changed in the parallel twin screw extruder and melt extrude, through water cooling, pelletizing and drying, obtain fire-retardant toughening polyvinyl chloride matrix material, wherein: extruder temperature Zi Yi district to eight district of aforesaid parallel twin screw extruder is controlled to be respectively: 133 ℃ of district's temperature, 136 ℃ of two district's temperature, 140 ℃ of three district's temperature, 143 ℃ of four district's temperature, 146 ℃ of five district's temperature, 150 ℃ of six district's temperature, 160 ℃ of 155 ℃ of He Ba districts of seven district's temperature temperature.
Embodiment 2:
The molecular weight that will take by weighing by weight first is 51.5 parts of 2500 ~ 3500 polyvinyl chloride, 6.5 parts of perchlorizing polyethylene, 17.3 parts of diisononyl phthalate, 11 parts of acrylonitrile-butadiene-styrene copolymers, 1 part of Bis(lauroyloxy)dioctyltin, 14 parts of calcium carbonate superfine powders more than particle diameter 3000 orders, 12 parts of TDE, 4 parts of epoxy soybean oils, in 0.5 part of input high-speed mixer of Zinic stearas, be to mix 10min under the speed of 950rpm at the rotating speed of high-speed mixer, and the temperature of mixing machine is controlled to be 70 ℃ in mixing process, obtain compound after mixing end, again compound is changed in the parallel twin screw extruder and melt extrude, through water cooling, pelletizing and drying, obtain fire-retardant toughening polyvinyl chloride matrix material, wherein: extruder temperature Zi Yi district to eight district of aforesaid parallel twin screw extruder is controlled to be respectively: 133 ℃ of district's temperature, 136 ℃ of two district's temperature, 140 ℃ of three district's temperature, 143 ℃ of four district's temperature, 146 ℃ of five district's temperature, 150 ℃ of six district's temperature, 160 ℃ of 155 ℃ of He Ba districts of seven district's temperature temperature.
Embodiment 3:
The molecular weight that will take by weighing by weight first is 55 parts of 2500 ~ 3500 polyvinyl chloride, 8.5 parts of perchlorizing polyethylene, 25 parts of diisononyl phthalate, 7.3 parts of acrylonitrile-butadiene-styrene copolymers, 2.1 parts of Bis(lauroyloxy)dioctyltins, 9 parts of calcium carbonate superfine powders more than particle diameter 3000 orders, 21 parts of TDE, 3 parts of epoxy soybean oils, in 1.1 parts of input high-speed mixers of Zinic stearas, be to mix 10min under the speed of 950rpm at the rotating speed of high-speed mixer, and the temperature of mixing machine is controlled to be 70 ℃ in mixing process, obtain compound after mixing end, again compound is changed in the parallel twin screw extruder and melt extrude, through water cooling, pelletizing and drying, obtain fire-retardant toughening polyvinyl chloride matrix material, wherein: extruder temperature Zi Yi district to eight district of aforesaid parallel twin screw extruder is controlled to be respectively: 133 ℃ of district's temperature, 136 ℃ of two district's temperature, 140 ℃ of three district's temperature, 143 ℃ of four district's temperature, 146 ℃ of five district's temperature, 150 ℃ of six district's temperature, 160 ℃ of 155 ℃ of He Ba districts of seven district's temperature temperature.
Embodiment 4:
The molecular weight that will take by weighing by weight first is 53 parts of 2500 ~ 3500 polyvinyl chloride, 7.5 parts of perchlorizing polyethylene, 28.7 parts of diisononyl phthalate, 9 parts of acrylonitrile-butadiene-styrene copolymers, 1.5 parts of Bis(lauroyloxy)dioctyltins, 12 parts of calcium carbonate superfine powders more than particle diameter 3000 orders, 16 parts of TDE, 2.5 parts of epoxy soybean oils, in 0.7 part of input high-speed mixer of Zinic stearas, be to mix 10min under the speed of 950rpm at the rotating speed of high-speed mixer, and the temperature of mixing machine is controlled to be 70 ℃ in mixing process, obtain compound after mixing end, again compound is changed in the parallel twin screw extruder and melt extrude, through water cooling, pelletizing and drying, obtain fire-retardant toughening polyvinyl chloride matrix material, wherein: extruder temperature Zi Yi district to eight district of aforesaid parallel twin screw extruder is controlled to be respectively: 133 ℃ of district's temperature, 136 ℃ of two district's temperature, 140 ℃ of three district's temperature, 143 ℃ of four district's temperature, 146 ℃ of five district's temperature, 150 ℃ of six district's temperature, 160 ℃ of 155 ℃ of He Ba districts of seven district's temperature temperature.
The fire-retardant toughening polyvinyl chloride matrix material that is obtained by above-described embodiment 1 to 4 has following technique effect after tested:
| Test event | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 |
| Tensile strength MPa | 18.2 | 20.5 | 22.8 | 24.6 |
| Elongation % | 250 | 273 | 289 | 318 |
| Heat-drawn wire ℃ | 95 | 101 | 107 | 113 |
| Flame retardant resistance (UL-94-3.0mm) | V-0 | V-0 | V-0 | V-0 |
Claims (10)
1.
A kind of fire-retardant toughening polyvinyl chloride composite manufacture method, it is characterized in that it is 51.5 ~ 57.3 parts of the polyvinyl chloride (PVC) RESINS that will take by weighing by weight first, 5.4 ~ 8.5 parts of chlorinatedpolyethylenees, 17.3～28.7 parts in softening agent, 7.3 ~ 13.6 parts of toughner, 1.0 ~ 2.1 parts of stablizers, 6 ~ 14 parts of fillers, 12 ~ 21 parts of fire retardants, in 2.4 ~ 4 parts of soybean oil and 0.5 ~ 1.1 part of input high-speed mixer of lubricant, be to mix 10min under the speed of 950rpm at the rotating speed of high-speed mixer, and the temperature of mixing machine rises to 70 ℃ in mixing process, obtain compound after mixing end, again compound is changed in the parallel twin screw extruder and melt extrude, through water cooling, pelletizing and drying, obtain fire-retardant toughening polyvinyl chloride matrix material, wherein: extruder temperature Zi Yi district to eight district of described parallel twin screw extruder is controlled to be respectively: 133 ℃ of district's temperature, 136 ℃ of two district's temperature, 140 ℃ of three district's temperature, 143 ℃ of four district's temperature, 146 ℃ of five district's temperature, 150 ℃ of six district's temperature, 160 ℃ of 155 ℃ of He Ba districts of seven district's temperature temperature.
2.
Fire-retardant toughening polyvinyl chloride composite manufacture method according to claim 1 is characterized in that described polyvinyl chloride (PVC) RESINS is the polyvinyl chloride of molecular weight 2500 ~ 3500.
3.
Fire-retardant toughening polyvinyl chloride composite manufacture method according to claim 1 is characterized in that described chlorinatedpolyethylene is the perchlorizing polyethylene.
4.
Fire-retardant toughening polyvinyl chloride composite manufacture method according to claim 1 is characterized in that described softening agent is diisononyl phthalate.
5.
Fire-retardant toughening polyvinyl chloride composite manufacture method according to claim 1 is characterized in that described toughner is acrylonitrile-butadiene-styrene copolymer.
6.
Fire-retardant toughening polyvinyl chloride composite manufacture method according to claim 1 is characterized in that described stablizer is organotin stabilizer.
7.
Fire-retardant toughening polyvinyl chloride composite manufacture method according to claim 1 is characterized in that described organotin stabilizer is Bis(lauroyloxy)dioctyltin.
8.
Fire-retardant toughening polyvinyl chloride composite manufacture method according to claim 1 is characterized in that described filler is the calcium carbonate superfine powder of particle diameter more than 3000 orders.
9.
Fire-retardant toughening polyvinyl chloride composite manufacture method according to claim 1 is characterized in that described fire retardant is TDE; Described soybean oil is epoxy soybean oil.
10.
Fire-retardant toughening polyvinyl chloride composite manufacture method according to claim 1 is characterized in that described lubricant is Zinic stearas
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102414539A CN103304921A (en) | 2013-06-18 | 2013-06-18 | Method for preparing flame-retardant toughened polyvinyl chloride composite material |
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| CN2013102414539A CN103304921A (en) | 2013-06-18 | 2013-06-18 | Method for preparing flame-retardant toughened polyvinyl chloride composite material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104877284A (en) * | 2015-04-01 | 2015-09-02 | 无锡龙舜实业有限公司 | Manufacturing process of semi-hard plastic casing sleeve tube for optical cable |
| CN112143065A (en) * | 2019-06-28 | 2020-12-29 | 合肥杰事杰新材料股份有限公司 | Toughening agent, PVC (polyvinyl chloride) pipe material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080194736A1 (en) * | 2007-02-13 | 2008-08-14 | Minqiu Lu | PVC nanocomposite manufacturing technology and applications |
| CN101693778A (en) * | 2009-10-13 | 2010-04-14 | 广东联塑科技实业有限公司 | PVC/ABS blend and pipe thereof |
| CN102964715A (en) * | 2011-09-01 | 2013-03-13 | 合肥杰事杰新材料股份有限公司 | Flame-retardant cold-resistant PVC/ABS alloy and preparation method thereof |
-
2013
- 2013-06-18 CN CN2013102414539A patent/CN103304921A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080194736A1 (en) * | 2007-02-13 | 2008-08-14 | Minqiu Lu | PVC nanocomposite manufacturing technology and applications |
| CN101693778A (en) * | 2009-10-13 | 2010-04-14 | 广东联塑科技实业有限公司 | PVC/ABS blend and pipe thereof |
| CN102964715A (en) * | 2011-09-01 | 2013-03-13 | 合肥杰事杰新材料股份有限公司 | Flame-retardant cold-resistant PVC/ABS alloy and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104877284A (en) * | 2015-04-01 | 2015-09-02 | 无锡龙舜实业有限公司 | Manufacturing process of semi-hard plastic casing sleeve tube for optical cable |
| CN112143065A (en) * | 2019-06-28 | 2020-12-29 | 合肥杰事杰新材料股份有限公司 | Toughening agent, PVC (polyvinyl chloride) pipe material and preparation method thereof |
| CN112143065B (en) * | 2019-06-28 | 2022-04-26 | 合肥杰事杰新材料股份有限公司 | Toughening agent, PVC (polyvinyl chloride) pipe material and preparation method thereof |
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Application publication date: 20130918 |