CN103059520B - Flame-retardant polyethylene terephthalate (PET) white master batch and preparation method thereof - Google Patents
Flame-retardant polyethylene terephthalate (PET) white master batch and preparation method thereof Download PDFInfo
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Abstract
The invention relates to the technical field of modification of color master materials, in particular to a flame-retardant polyethylene terephthalate (PET) white master batch and a preparation method thereof. For meeting the requirement of a PET material for safety performance in the application process of the industries of electric appliances, automobiles, household appliances and the like, the invention provides the flame-retardant PET white master batch and the preparation method thereof. The white master batch comprises the following components in percentage by weight: 30 to 50 percent of PET slices, 20 to 50 percent of white pigment, 15 to 45 percent of flame retardant, 0.1 to 3 percent of antioxidant, 0.1 to 3 percent of fluorescent whitening agent, 1 to 10 percent of dispersant and 1 to 10 percent of compatilizer. The flame-retardant white master batch has good compatibility, mechanical property and flame-retardant property with the polyester slices. The preparation method is simple and easy to operate.
Description
Technical field
The present invention relates to look parent material technical field of modification, particularly relate to a kind of flame-retardant PET white master batch and preparation method thereof.
Background technology
The excellent combination property of polyethylene terephthalate (PET), cheap, there is rigid radical in its molecular backbone chain and molecular chain have height symmetry, the performances such as physical and mechanical properties, resistance toheat, electric property and film-forming properties are all very excellent.Therefore, PET is widely used in engineering plastics, fibrous woven and thin film industry; Special in the application of engineering plastics, the engineering plastics traditional compared to other, as polyamide (PA), polycarbonate (PC) etc. have high cost performance, therefore highly competititve.
Because the industries such as electronic apparatus, automobile, home appliances have strict demand to material combustion and safety performance, therefore, improve flame retardant resistance one of basic demand becoming PET material gradually of PET material, make PET material have good flame retardant properties and there is extremely important realistic meaning.
Summary of the invention
In order to meet the requirement of PET material safety performance in the sector application processes such as electronic apparatus, automobile, home appliances, the invention provides a kind of flame-retardant PET white master batch and preparation method thereof.Flame retardant type white master batch provided by the invention and polyester slice have good consistency, mechanical property and flame retardant resistance.Its preparation method technique is simple, easy handling.
In order to solve the problems of the technologies described above, the present invention adopts following technical proposals:
The invention provides a kind of flame-retardant PET white master batch (or claiming flame retardant type polyester white master batch), described white master batch comprises PET section, the white pigment of 20-50%, the fire retardant of 15-45%, the oxidation inhibitor of 0.1-3%, the white dyes of 0.1-3%, the dispersion agent of 1-10%, the compatilizer of 1-10% of 30-50%, and described per-cent is weight percentage.
Further, described white master batch comprises PET section, the white pigment of 25-40%, the fire retardant of 20-35%, the oxidation inhibitor of 0.1-3%, the white dyes of 0.1-3%, the dispersion agent of 1-10%, the compatilizer of 1-10% of 35-45%.
Further, the limiting viscosity of described PET section is 0.6-1.2cm
3/ g.The weight percent that described PET section accounts for described white master batch is 32-43%, 38-49%, 35%, 40%, 45%, 48%; The weight percent that described white pigment accounts for described white master batch is 23-35%, 30-45%, 25%, 28%, 30%, 33%, 40%, 42%, 48%; The weight percent that described fire retardant accounts for described white master batch is 23-30%, 25-40%, 15%, 18%, 20%, 25%, 27%, 30%, 33%, 35%, 40%; The weight percent that described oxidation inhibitor accounts for described white master batch is 0.5-2%, 1%, 1.5%, 2.5%; The weight percent that described white dyes accounts for described white master batch is 0.5-2%, 1%, 1.5%, 2.5%; The weight percent that described dispersion agent accounts for described white master batch is 2-8%, 3%, 5%, 7%; The weight percent that described compatilizer accounts for described white master batch is 2-8%, 3%, 5%, 7%.
Preferably, described white master batch comprises PET section, the white pigment of 30-50%, the fire retardant of 15-25%, the oxidation inhibitor of 1-2%, the white dyes of 0.5-1.5%, the dispersion agent of 1-3%, the compatilizer of 1-3% of 30-50%.
Further, described white pigment is Rutile type Titanium Dioxide or anatase thpe white powder; The primary partical particle diameter of described titanium dioxide is 0.2-1.0 μm.
Further, described fire retardant comprises phosphorus-nitrogen containing flame retardant, halogenated flame retardant or its combination.
Described phosphorus-nitrogen containing flame retardant comprises hydroxy phenyl phosphonoacetic acid, hydroxy phenyl phosphinylidyne propionic acid, triphenylphosphate, ammonium polyphosphate, tricresyl phosphate (2,3-bis-chloropropyl) ester (TDCPP), melamine pyrophosphate (MPP) or melamine cyanurate (MCA); Described halogenated flame retardant comprises TDE or decabromodiphynly oxide.
Described oxidation inhibitor comprises irgasfos 168, antioxidant 1010, the combination of a kind of in antioxidant 1076, oxidation inhibitor 1035 or at least two kinds.
Described white dyes is 2.5-pair-(the 5-tertiary butyl-2-benzoxazolyl) thiophene (OB) or 2.2'-(4,4'-diphenylethyllene-) dibenzoxazine (OB-1).
Described dispersion agent is polyethylene wax, Poly Propylene Wax, maleic anhydride grafted polyethylene wax (percentage of grafting >=0.5%) or maleic anhydride inoculated polypropylene wax (percentage of grafting >=0.5%).Preferably, described Poly Propylene Wax molecular weight is several thousand.
Described compatilizer is maleic anhydride graft POE(percentage of grafting >=0.5%) or maleic anhydride graft PP(percentage of grafting >=0.5%).Preferably, described PP molecular weight is hundreds of thousands of.
Further, described fire retardant is TDE and hydroxy phenyl phosphinylidyne propionic acid, or hydroxybenzene phosphonoacetic acid, or the composition of triphenylphosphate, the weight ratio of described TDE and hydroxy phenyl phosphinylidyne propionic acid/hydroxybenzene phosphonoacetic acid/triphenylphosphate is 1:1-3.
Further, described fire retardant is the composition of ammonium polyphosphate/TDCPP/MPP/MCA and decabromodiphynly oxide, and the weight ratio of described ammonium polyphosphate/TDCPP/MPP/MCA and decabromodiphynly oxide is 1:1-2.
Further, described fire retardant comprises triphenylphosphate, and TDE or its combination, described dispersion agent is polyethylene wax or Poly Propylene Wax.
Further, described fire retardant comprises MCA, decabromodiphynly oxide or its combination, and described compatilizer is maleic anhydride graft POE.
Further, described white master batch comprises the PET section of 30-50%, the Rutile type Titanium Dioxide of 20-50% or anatase thpe white powder, TDCPP, MPP or MCA of 15-45%, the irgasfos 168 of 0.1-3%, antioxidant 1010 or antioxidant 1076, OB or OB-1 of 0.1-3%, the polyethylene wax of 1-10%, Poly Propylene Wax or maleic anhydride grafted polyethylene wax, the maleic anhydride graft POE of 1-10% or maleic anhydride graft PP.
Further, described white master batch comprises the maleic anhydride graft POE of the PET section of 30-35%, the titanium dioxide of 20-40%, the ammonium polyphosphate of 15-30% and decabromodiphynly oxide (weight ratio is 1:1-2), the oxidation inhibitor of 1-3%, the white dyes of 1-2%, the Poly Propylene Wax of 6-10% or polyethylene wax, 6-10%.
The present invention also provides the preparation method of above-mentioned flame-retardant PET white master batch, and described preparation method comprises the steps:
(1) polyester slice, white pigment, fire retardant, oxidation inhibitor, white dyes, dispersion agent, compatilizer are joined in twin screw extruder, obtained molten mixture;
(2) by the molten mixture extruding pelletization of step (1) gained, obtained described flame-retardant PET white master batch.
Further, described twin screw extruder each district temperature is 220-300 DEG C, engine speed 200-800rpm, and strainer screen aperture is 20-100 μm.Described tank water temperature is 5-25 DEG C, and warm air drying temperature is 100-200 DEG C.
Compared with prior art, flame-retardant PET white master batch provided by the invention and polyester slice have good consistency, and mechanical property and the flame retardant properties of adding the plastics of this flame-retardant PET white master batch are all better.Preparation method's technique of flame-retardant PET white master batch provided by the invention is simple, easy handling.
Embodiment
Technical scheme of the present invention is further illustrated below by specific embodiment.The starting material that the present invention is used and equipment are current material and equipment.
The preparation method of flame-retardant PET white master batch provided by the invention comprises the steps:
(1) polyester slice, white pigment, fire retardant, oxidation inhibitor, white dyes, dispersion agent, compatilizer are joined in twin screw extruder, obtained molten mixture;
(2) by the molten mixture extruding pelletization of step (1) gained, obtained described flame-retardant PET white master batch.
Described twin screw extruder each district temperature is 220-300 DEG C, engine speed 200-800rpm, and strainer screen aperture is 20-100 μm.Described tank water temperature is 5-25 DEG C, and warm air drying temperature is 100-200 DEG C.
Prepare flame-retardant PET white master batch according to the method described above, obtained master batch mixes with PET polyester slice, white pigment is made to account for 6%(weight percent in above-mentioned compound), after crystallizing and drying, use plastic-injection moulding machine, at 250-300 DEG C, be the laboratory sample for physicals and thermotolerance test by gained mixture forming.
Testing standard and the method for laboratory sample properties are as follows:
Tensile property: by GB/T1040-2006 standard testing, adopt Instron1185 type universal testing machine, probe temperature is 23 DEG C, and clamping length is 60mm, draw speed 5mm/min;
Flexural strength: by GB/T9341-2008 standard testing;
Cantilever beam impact strength: by GB/T1843-2008 standard testing;
Heat-drawn wire: by GB/T1634-2004 standard testing, uses the C method of 8Mpa stress in bending;
Flame retardant resistance: by ANSL-UL94-2009 standard testing, uses the test sample test flame retardant resistance that thickness is 0.8mm.
Embodiment 1
Prepare flame-retardant PET white master batch according to the method described above, the PET of 50% section, the Rutile type Titanium Dioxide of 30%, the fire retardant hydroxybenzene phosphonoacetic acid of 10% and the TDE of 5%, the irgasfos 168 of 0.5% and the antioxidant 1010 of 0.5%, fluorescent whitening agent OB, the polyethylene of dispersing agent wax of 1.5%, the compatilizer maleic anhydride graft POE of 1.5% of 1% are joined in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A1.
Embodiment 2
Prepare flame-retardant PET white master batch according to the method described above, the PET of 45% section, the Rutile type Titanium Dioxide of 30%, the fire retardant hydroxy phenyl phosphinylidyne propionic acid of 15% and the TDE of 5%, the irgasfos 168 of 0.5% and the antioxidant 1076 of 0.5%, fluorescent whitening agent OB, the dispersion agent Poly Propylene Wax of 1.5%, the compatilizer maleic anhydride graft POE of 1.5% of 1% are joined in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A2.
Embodiment 3
Prepare flame-retardant PET white master batch according to the method described above, by the PET of 40% section, the anatase thpe white powder of 35%, the fire retardant triphenylphosphate of 10% and the TDE of 10%, the irgasfos 168 of 0.5% and 0.5% the fluorescent whitening agent OB-1 of oxidation inhibitor 1035,1%, the dispersion agent maleic anhydride grafted polyethylene wax of 1.5%, the compatilizer maleic anhydride graft PP of 1.5% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A3.
Embodiment 4
Prepare flame-retardant PET white master batch according to the method described above, by the PET of 35% section, the anatase thpe white powder of 40%, the ammonium polyphosphate flame retardant of 10% and 10% fire retardant decabromodiphynly oxide, the antioxidant 1010 of 1%, fluorescent whitening agent OB-1, the dispersion agent maleic anhydride inoculated polypropylene wax of 1.5%, the compatilizer maleic anhydride graft PP of 1.5% of 1% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A4.
Embodiment 5
Prepare flame-retardant PET white master batch according to the method described above, the PET of 30% section, the fire retardant decabromodiphynly oxide of the anatase thpe white powder of 45%, the fire retardant TDCPP and 10% of 10%, the fluorescent whitening agent OB-1 of the oxidation inhibitor 1035,1% of 1%, the dispersion agent Poly Propylene Wax of 1.5%, the compatilizer maleic anhydride graft PP of 1.5% are joined in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A5.
Embodiment 6
Prepare flame-retardant PET white master batch according to the method described above, the fire retardant decabromodiphynly oxide of the PET of 30% section, the anatase thpe white powder of 50%, the fire-retartant agent MP P and 10% of 5%, the antioxidant 1076 of 1.5%, fluorescent whitening agent OB, the polyethylene of dispersing agent wax of 1.5%, the compatilizer maleic anhydride graft POE of 1.5% of 0.5% are joined in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A6.
Embodiment 7
Prepare flame-retardant PET white master batch according to the method described above, the fire retardant decabromodiphynly oxide of the PET of 40% section, the anatase thpe white powder of 35%, the fire retardant MCA and 10% of 10%, the antioxidant 1010 of 1.5%, fluorescent whitening agent OB-1, the polyethylene of dispersing agent wax of 1.5%, the compatilizer maleic anhydride graft POE of 1.5% of 0.5% are joined in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A7.
Table 1A1-A7 injected sample and pure PET performance test table
Embodiment 8
Prepare flame-retardant PET white master batch according to the method described above, the PET of 35% is cut into slices, the Rutile type Titanium Dioxide of 25%, 20% fire retardant decabromodiphynly oxide, the irgasfos 168 of 0.1%, fluorescent whitening agent OB, the polyethylene of dispersing agent wax of 10%, the compatilizer maleic anhydride graft POE of 9% of 0.9% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A8.
Embodiment 9
Prepare flame-retardant PET white master batch according to the method described above, the PET of 43% is cut into slices, the Rutile type Titanium Dioxide of 25%, 25% TDE, the antioxidant 1076 of 0.9%, fluorescent whitening agent OB, the dispersion agent Poly Propylene Wax of 3%, the compatilizer maleic anhydride graft POE of 3% of 0.1% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A9.
Embodiment 10
Prepare flame-retardant PET white master batch according to the method described above, the PET of 45% is cut into slices, the anatase thpe white powder of 30%, the fire retardant triphenylphosphate of 18%, the fluorescent whitening agent OB-1 of the oxidation inhibitor 1035,1.5% of 0.5%, the dispersion agent maleic anhydride grafted polyethylene wax of 2%, the compatilizer maleic anhydride graft PP of 3% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A10.
Embodiment 11
Prepare flame-retardant PET white master batch according to the method described above, the PET of 38% is cut into slices, the anatase thpe white powder of 33%, 23% ammonium polyphosphate flame retardant, the antioxidant 1010 of 2%, fluorescent whitening agent OB-1, the dispersion agent maleic anhydride inoculated polypropylene wax of 1%, the compatilizer maleic anhydride graft PP of 2% of 1% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A11.
Embodiment 12
Prepare flame-retardant PET white master batch according to the method described above, the PET of 30% is cut into slices, the anatase thpe white powder of 23%, the fire retardant TDCPP of 27%, the fluorescent whitening agent OB-1 of the oxidation inhibitor 1035,2% of 3%, the dispersion agent Poly Propylene Wax of 10%, the compatilizer maleic anhydride graft PP of 5% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A12.
Embodiment 13
Prepare flame-retardant PET white master batch according to the method described above, the PET of 32% section, the anatase thpe white powder of 28%, the fire-retartant agent MP P of 30% and decabromodiphynly oxide (weight ratio is 1:2), the antioxidant 1076 of 0.5%, fluorescent whitening agent OB, the polyethylene of dispersing agent wax of 5%, the compatilizer maleic anhydride graft POE of 1.5% of 3% are joined in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A13.
Embodiment 14
Prepare flame-retardant PET white master batch according to the method described above, the PET of 30% is cut into slices, the anatase thpe white powder of 20%, 33% fire retardant MCA, the antioxidant 1010 of 2.5%, fluorescent whitening agent OB-1, the polyethylene of dispersing agent wax of 2%, the compatilizer maleic anhydride graft POE of 10% of 2.5% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A14.
Embodiment 15
Prepare flame-retardant PET white master batch according to the method described above, the PET of 34% is cut into slices, the anatase thpe white powder of 21%, 40% fire retardant hydroxy phenyl phosphinylidyne propionic acid, the antioxidant 1010 of 0.5%, fluorescent whitening agent OB-1, the polyethylene of dispersing agent wax of 1.5%, the compatilizer maleic anhydride graft POE of 1.5% of 1.5% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A15.
Table 2A8-A15 injected sample performance test table
Embodiment 16
Prepare flame-retardant PET white master batch according to the method described above, the PET of 31% is cut into slices, the Rutile type Titanium Dioxide of 22%, 35% fire retardant decabromodiphynly oxide, the irgasfos 168 of 1%, fluorescent whitening agent OB, the polyethylene of dispersing agent wax of 2%, the compatilizer maleic anhydride graft POE of 8% of 1% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A16.
Embodiment 17
Prepare flame-retardant PET white master batch according to the method described above, the PET of 35% is cut into slices, the Rutile type Titanium Dioxide of 25%, 20% TDE, the antioxidant 1076 of 2.5%, fluorescent whitening agent OB, the dispersion agent Poly Propylene Wax of 8%, the compatilizer maleic anhydride graft POE of 7% of 2.5% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A17.
Embodiment 18
Prepare flame-retardant PET white master batch according to the method described above, the PET of 35% is cut into slices, the anatase thpe white powder of 35%, the fire retardant triphenylphosphate of 17%, the fluorescent whitening agent OB-1 of the oxidation inhibitor 1035,1.5% of 1.5%, the dispersion agent maleic anhydride grafted polyethylene wax of 7%, the compatilizer maleic anhydride graft PP of 3% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A18.
Embodiment 19
Prepare flame-retardant PET white master batch according to the method described above, the PET of 35% is cut into slices, the anatase thpe white powder of 27%, 28% ammonium polyphosphate flame retardant, the antioxidant 1010 of 2%, fluorescent whitening agent OB-1, the dispersion agent maleic anhydride inoculated polypropylene wax of 3%, the compatilizer maleic anhydride graft PP of 3% of 2% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A19.
Embodiment 20
Prepare flame-retardant PET white master batch according to the method described above, the PET of 40% is cut into slices, the anatase thpe white powder of 30%, the fire retardant TDCPP of 20%, the fluorescent whitening agent OB-1 of the oxidation inhibitor 1035,3% of 1%, the dispersion agent Poly Propylene Wax of 4%, the compatilizer maleic anhydride graft PP of 2% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A20.
Embodiment 21
Prepare flame-retardant PET white master batch according to the method described above, the PET of 48% is cut into slices, the anatase thpe white powder of 22%, 25% fire-retartant agent MP P, the antioxidant 1076 of 1%, fluorescent whitening agent OB, the polyethylene of dispersing agent wax of 2%, the compatilizer maleic anhydride graft POE of 1% of 1% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A21.
Embodiment 22
Prepare flame-retardant PET white master batch according to the method described above, the PET of 33% is cut into slices, the anatase thpe white powder of 37%, 23% fire retardant MCA, the antioxidant 1010 of 2%, fluorescent whitening agent OB-1, the polyethylene of dispersing agent wax of 1.5%, the compatilizer maleic anhydride graft POE of 2% of 1.5% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A22.
Embodiment 23
Prepare flame-retardant PET white master batch according to the method described above, the PET of 38% is cut into slices, the anatase thpe white powder of 42%, 16% fire retardant hydroxybenzene phosphonoacetic acid, the antioxidant 1010 of 1.5%, fluorescent whitening agent OB-1, the polyethylene of dispersing agent wax of 1%, the compatilizer maleic anhydride graft POE of 1% of 0.5% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A23.
Table 3A16-A23 injected sample performance test table
Embodiment 24
Prepare flame-retardant PET white master batch according to the method described above, the PET of 35% is cut into slices, the white pigment of 40%, 20% fire retardant hydroxybenzene phosphonoacetic acid, the oxidation inhibitor of 0.1%, fluorescent whitening agent OB, the polyethylene wax of 1%, the compatilizer maleic anhydride graft PP of 3% of 0.9% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A24.
Embodiment 25
Prepare flame-retardant PET white master batch according to the method described above, the PET of 35% is cut into slices, the white pigment of 25%, 35% TDE, the antioxidant 1010 of 0.9%, white dyes, the dispersion agent Poly Propylene Wax of 3%, the compatilizer maleic anhydride graft POE of 1% of 0.1% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A25.
Embodiment 26
Prepare flame-retardant PET white master batch according to the method described above, the PET of 35% section, the white pigment of 28%, the TDE of 10% and 10% hydroxybenzene phosphonoacetic acid, the oxidation inhibitor of 3%, white dyes, the dispersion agent Poly Propylene Wax of 1%, the compatilizer of 10% of 3% are joined in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A26.
Embodiment 27
Prepare flame-retardant PET white master batch according to the method described above, the PET of 42% section, the white pigment of 25%, the TDE of 5% and 15% hydroxybenzene phosphonoacetic acid, the oxidation inhibitor of 2%, white dyes, the polyethylene of dispersing agent wax of 5%, the compatilizer maleic anhydride graft PP of 5% of 1% are joined in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A27.
Embodiment 28
Prepare flame-retardant PET white master batch according to the method described above, the PET of 30% is cut into slices, the Rutile type Titanium Dioxide of 50%, 15% TDCPP, the irgasfos 168 of 1%, OB, the polyethylene wax of 1%, the maleic anhydride graft POE of 2.9% or maleic anhydride graft PP of 0.1% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A28.
Embodiment 29
Prepare flame-retardant PET white master batch according to the method described above, the PET of 50% is cut into slices, the anatase thpe white powder of 20%, 15% MCA, the antioxidant 1076 of 0.1%, OB-1, the maleic anhydride grafted polyethylene wax of 10%, the maleic anhydride graft PP of 1.9% of 3% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A29.
Embodiment 30
Prepare flame-retardant PET white master batch according to the method described above, the PET of 30% is cut into slices, the titanium dioxide of 20%, 45% MPP, the antioxidant 1010 of 0.5%, OB-1, the maleic anhydride grafted polyethylene wax of 2%, the maleic anhydride graft PP of 2% of 0.5% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A30.
Embodiment 31
Prepare flame-retardant PET white master batch according to the method described above, the PET of 30% is cut into slices, the Rutile type Titanium Dioxide of 20% or anatase thpe white powder, 30% MCA, the oxidation inhibitor of 3%, OB, the polyethylene wax of 5%, the maleic anhydride graft POE of 10% of 2% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A31.
Table 4A24-A31 injected sample performance test table
Embodiment 32
Prepare flame-retardant PET white master batch according to the method described above, the PET of 30% section, the titanium dioxide of 40%, the ammonium polyphosphate of 15% and decabromodiphynly oxide (weight ratio is 1:1), the oxidation inhibitor of 1%, white dyes, the Poly Propylene Wax of 6%, the maleic anhydride graft POE of 6% of 2% are joined in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A32.
Embodiment 33
Prepare flame-retardant PET white master batch according to the method described above, the PET of 35% section, the titanium dioxide of 20%, the ammonium polyphosphate of 21% and decabromodiphynly oxide (weight ratio is 1:1), the oxidation inhibitor of 3%, white dyes, the polyethylene wax of 10%, the maleic anhydride graft POE of 10% of 1% are joined in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A33.
Embodiment 34
Prepare flame-retardant PET white master batch according to the method described above, by the PET of 35% section, the titanium dioxide of 30%, the ammonium polyphosphate of 15% and decabromodiphynly oxide (weight ratio is 1:2), 3% oxidation inhibitor, the white dyes of 2%, the Poly Propylene Wax of 7% or polyethylene wax, 8% maleic anhydride graft POE join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A34.
Embodiment 35
Prepare flame-retardant PET white master batch according to the method described above, by the PET of 30% section, the titanium dioxide of 20%, the ammonium polyphosphate of 30% and decabromodiphynly oxide (weight ratio is 1:2), 1% oxidation inhibitor, the white dyes of 1%, the Poly Propylene Wax of 9% or polyethylene wax, 9% maleic anhydride graft POE join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A35.
Embodiment 36
Prepare flame-retardant PET white master batch according to the method described above, by the PET of 30% section, the titanium dioxide of 30%, the ammonium polyphosphate of 20% and decabromodiphynly oxide (weight ratio is 1:1), 2% oxidation inhibitor, the white dyes of 2%, the Poly Propylene Wax of 6% or polyethylene wax, 10% maleic anhydride graft POE join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A36.
Embodiment 37
Prepare flame-retardant PET white master batch according to the method described above, by the PET of 35% section, the titanium dioxide of 20%, the ammonium polyphosphate of 25% and decabromodiphynly oxide (weight ratio is 1:1), 3% oxidation inhibitor, the white dyes of 1%, the Poly Propylene Wax of 10% or polyethylene wax, 6% maleic anhydride graft POE join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A37.
Embodiment 38
Prepare flame-retardant PET white master batch according to the method described above, by the PET of 35% section, the titanium dioxide of 34%, the ammonium polyphosphate of 15% and decabromodiphynly oxide (weight ratio is 1:1), 1% oxidation inhibitor, the white dyes of 1%, the Poly Propylene Wax of 6% or polyethylene wax, 8% maleic anhydride graft POE join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A38.
Embodiment 39
Prepare flame-retardant PET white master batch according to the method described above, by the PET of 30% section, the titanium dioxide of 35%, the ammonium polyphosphate of 20% and decabromodiphynly oxide (weight ratio is 1:1), 2% oxidation inhibitor, the white dyes of 1%, the Poly Propylene Wax of 6% or polyethylene wax, 6% maleic anhydride graft POE join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described flame retardant type polyester white master batch A39.
Table 5A32-A39 injected sample performance test table
Comparative example 1
Prepare white master batch according to the method described above, the PET of 70% is cut into slices, the anatase thpe white powder of 10%, the fire retardant TDCPP of 10%, the fluorescent whitening agent OB-1 of the oxidation inhibitor 1035,3% of 1%, the dispersion agent Poly Propylene Wax of 4%, the compatilizer maleic anhydride graft PP of 2% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained white master batch B1.
In above-mentioned white master batch fire retardant and white pigment content too low, resistance toheat and the flame retardant properties of gained white master batch are poor.
Comparative example 2
Prepare white master batch according to the method described above, the PET of 20% is cut into slices, the anatase thpe white powder of 15%, the TDE of 60%, the fluorescent whitening agent OB-1 of the oxidation inhibitor 1035,1% of 1%, the dispersion agent Poly Propylene Wax of 2%, the compatilizer maleic anhydride graft PP of 1% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described white master batch B2.
In above-mentioned white master batch, flame retardant agent content is too high, causes white master batch and polyester slice poor compatibility, and mechanical property and the resistance toheat of master batch are poor.
Comparative example 3
Prepare white master batch according to the method described above, the PET of 30% is cut into slices, the anatase thpe white powder of 20%, the fire retardant TDCPP of 20%, the fluorescent whitening agent OB-1 of the oxidation inhibitor 1035,3% of 1%, the dispersion agent Poly Propylene Wax of 14%, the compatilizer maleic anhydride graft PP of 12% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained described white master batch B3.
In above-mentioned white master batch dispersion agent and compatibilizer content too high, the over-all propertieies such as the mechanical property of white master batch and resistance toheat are poor, and the cost performance of master batch reduces.
Comparative example 4
Prepare white master batch according to the method described above, the PET of 40% is cut into slices, the anatase thpe white powder of 30%, the fire retardant TDCPP of 29%, the fluorescent whitening agent OB-1 of the oxidation inhibitor 1035,0.05% of 0.05%, the dispersion agent Poly Propylene Wax of 0.4%, the compatilizer maleic anhydride graft PP of 0.5% join in twin screw extruder, obtained molten mixture, the molten mixture extruding pelletization of gained, obtained white master batch B4.
In above-mentioned white master batch, the content of the auxiliary agent such as dispersion agent and compatilizer is too low, and white master batch and polyester slice poor compatibility, the over-all propertieies such as the mechanical property of master batch and resistance toheat are poor.
Table 6B1-B4 injected sample performance test table
Can draw according to the data of table 1 to table 6, the white master batch prepared with pure PET material and comparative example is compared, flame-retardant PET white master batch provided by the invention and polyester slice have good consistency, and mechanical property and the flame retardant properties of adding the plastics of this flame-retardant PET white master batch are all better.Can be drawn by the data of table 4 and table 5, the performance of the flame-retardant PET white master batch of above-described embodiment 24-39 gained is especially excellent.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.Every equalization done according to content of the present invention changes and modifies, and is all encompassed in the scope of the claims of the present invention.
Claims (10)
1. a flame-retardant PET white master batch, it is characterized in that, described white master batch comprises PET section, the white pigment of 20-50%, the fire retardant of 15-45%, the oxidation inhibitor of 0.1-3%, the white dyes of 0.1-3%, the dispersion agent of 1-10%, the compatilizer of 1-10% of 30-50%, and described per-cent is weight percentage.
2. flame-retardant PET white master batch according to claim 1, it is characterized in that, described white master batch comprises PET section, the white pigment of 25-40%, the fire retardant of 20-35%, the oxidation inhibitor of 0.1-3%, the white dyes of 0.1-3%, the dispersion agent of 1-10%, the compatilizer of 1-10% of 35-45%.
3. flame-retardant PET white master batch according to claim 1, is characterized in that, described white pigment is Rutile type Titanium Dioxide or anatase thpe white powder; The primary partical particle diameter of described titanium dioxide is 0.2-1.0 μm.
4. flame-retardant PET white master batch according to claim 1, it is characterized in that, described flame-retardant PET white master batch comprise 35% PET section, the anatase thpe white powder of 40%, the ammonium polyphosphate flame retardant of 10% and 10% fire retardant decabromodiphynly oxide, the antioxidant 1010 of 1%, fluorescent whitening agent OB-1, the dispersion agent maleic anhydride inoculated polypropylene wax of 1.5%, the compatilizer maleic anhydride graft PP of 1.5% of 1%, described per-cent is weight percentage;
Or
Described flame-retardant PET white master batch comprise 30% PET section, 20% Rutile type Titanium Dioxide or anatase thpe white powder, 30% MCA, the oxidation inhibitor of 3%, OB, the polyethylene wax of 5%, the maleic anhydride graft POE of 10% of 2%, described per-cent is weight percentage.
5. flame-retardant PET white master batch according to claim 1, it is characterized in that, described fire retardant is TDE and hydroxy phenyl phosphinylidyne propionic acid, or hydroxy phenyl phosphonoacetic acid, or the composition of triphenylphosphate, the weight ratio of described TDE and hydroxy phenyl phosphinylidyne propionic acid/hydroxybenzene phosphonoacetic acid/triphenylphosphate is 1:1-3.
6. flame-retardant PET white master batch according to claim 1, it is characterized in that, described fire retardant is the composition of ammonium polyphosphate/TDCPP/MPP/MCA and decabromodiphynly oxide, and the weight ratio of described ammonium polyphosphate/TDCPP/MPP/MCA and decabromodiphynly oxide is 1:1-2.
7. flame-retardant PET white master batch according to claim 2, is characterized in that, described fire retardant comprises triphenylphosphate, and TDE or its combination, described dispersion agent is polyethylene wax or Poly Propylene Wax.
8. flame-retardant PET white master batch according to claim 1, is characterized in that, described fire retardant comprises MCA, decabromodiphynly oxide or its combination, and described compatilizer is maleic anhydride graft POE.
9. flame-retardant PET white master batch according to claim 1, it is characterized in that, described white master batch comprises the PET section of 30-50%, the Rutile type Titanium Dioxide of 20-50% or anatase thpe white powder, TDCPP, MPP or MCA of 15-45%, the irgasfos 168 of 0.1-3%, antioxidant 1010 or antioxidant 1076, OB or OB-1 of 0.1-3%, the polyethylene wax of 1-10%, Poly Propylene Wax or maleic anhydride grafted polyethylene wax, the maleic anhydride graft POE of 1-10% or maleic anhydride graft PP.
10. according to the preparation method of the flame-retardant PET white master batch one of claim 1-8 Suo Shu, it is characterized in that, described preparation method comprises the steps:
(1) polyester slice, white pigment, fire retardant, oxidation inhibitor, white dyes, dispersion agent, compatilizer are joined in twin screw extruder, obtained molten mixture;
(2) by the molten mixture extruding pelletization of step (1) gained, obtained described flame-retardant PET white master batch.
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| CN103756296A (en) * | 2014-01-13 | 2014-04-30 | 抚顺易桂塑胶科技有限公司 | Special color master batch special of high-temperature-resistant PA/ASA (Polyamide/Acrylonitrile Styrene acrylate) alloy and preparation method thereof |
| CN103937173B (en) * | 2014-04-09 | 2016-01-06 | 佛山佛塑科技集团股份有限公司 | A kind of label polyester for film titanium dioxide master batch and preparation method thereof |
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| CN112011108A (en) * | 2019-05-31 | 2020-12-01 | 苏州清丰兴业塑胶有限公司 | Preparation method of white whitening master batch |
| CN110791010B (en) * | 2019-11-01 | 2022-06-14 | 广西华锑科技有限公司 | Modification process of high-performance antimony bromide type flame-retardant master batch |
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Address after: Qingfeng Road, Jiangbei District 315000 in Zhejiang city of Ningbo province No. 999 Patentee after: Ningbo, Changyang, Polytron Technologies Inc Address before: 315031 Zhejiang province Jiangbei District of Ningbo City Green Road Zhu Xiang (1) - (4) Patentee before: Ningbo Changyang Technology Co., Ltd. |
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Application publication date: 20130424 Assignee: Ningbo Changlong New Material Co.,Ltd. Assignor: NINGBO SOLARTRON TECHNOLOGY Co.,Ltd. Contract record no.: X2021330000199 Denomination of invention: Flame retardant PET White Masterbatch and preparation method thereof Granted publication date: 20150107 License type: Common License Record date: 20210831 |
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