CN102617996A - Halogen-free glass fiber-enhanced PBT (Polybutylece Terephthalate)/PET (Polyethyleneglycol Terephthalate) alloy material and preparation method thereof - Google Patents
Halogen-free glass fiber-enhanced PBT (Polybutylece Terephthalate)/PET (Polyethyleneglycol Terephthalate) alloy material and preparation method thereof Download PDFInfo
- Publication number
- CN102617996A CN102617996A CN2012100720785A CN201210072078A CN102617996A CN 102617996 A CN102617996 A CN 102617996A CN 2012100720785 A CN2012100720785 A CN 2012100720785A CN 201210072078 A CN201210072078 A CN 201210072078A CN 102617996 A CN102617996 A CN 102617996A
- Authority
- CN
- China
- Prior art keywords
- halogen
- alloy material
- temperature
- district
- glass fiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- 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
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- 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
- B29C2948/92885—Screw or gear
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a halogen-free glass fiber-enhanced PBT (Polybutylece Terephthalate)/PET (Polyethyleneglycol Terephthalate) alloy material and a preparation method thereof. The alloy material consists of the following components in percentage by weight: 25-35 percent of PBT, 10-20 percent of PET, 15-20 percent of a compound halogen-free flame retardant, 2-5 percent of a toughening agent, 0.5-1.5 percent of a compound nucleating agent, 0.4-0.6 percent of an antioxidant, 0.1-0.5 percent of a lubricating agent and 30-35 percent of glass fiber. In the method, the halogen-free flame retardant is added, and the PET which has high oxygen index and low cost is adopted instead of PBT, so that the halogen-free glass fiber-enhanced PBT/PET alloy material which has high CTI (comparative tracking index) value and high mechanical property is obtained; the alloy material has high performance price ratio and wide application prospect in the fields of electrics, household appliances, automobile industry; and the preparation method has low requirements on production equipment and high efficiency, and is convenient for large-scale production.
Description
[technical field]
The present invention relates to polymeric material field, relate in particular to a kind of halogen-free glass fiber enhanced PBT/PET alloy material and preparation method thereof.
[background technology]
PBT (polybutylene terephthalate, polybutylene terephthalate) resin is to use one of several kinds of maximum engineering plastics at present, and he has good forming process property; Have self-lubricating, low-friction coefficient, crystallization velocity is fast, the product surface good luster; Size is more stable; Water-intake rate is lower, and the advantage that oil-proofness and chemicals-resistant are good is widely used in fields such as electronics, electric, automobile, electricity-saving lamp and household electrical appliance.But Along with people's is to the attention of fire hazard; Halogenated flame retardant is prone to separate out from material surface; The corrosion mould, and can produce a large amount of conducting particless and carbon granules settling, impel leakage of current; Reduce the phase ratio creepage tracking index (CTI) of material greatly, and in combustion processes, produce a large amount of toxic gases.In view of halogen is all drawbacks of flame-retardant system, exploitation has high CTI value, and the Halogen that has higher mechanical property simultaneously strengthens flame-retardant PBT and has great social effect and huge economic.
And be both PET (the Polyethylene terephthalate of thermoplastic polyester; Polyethylene terephthalate) have higher oxygen index, and its price also is lower than PBT, therefore processes alloy material with PET instead of part PBT resin; Not only there is not compatibility problem; Improve the oxygen index of alloy material, can also reduce cost, make product have higher cost performance.
[summary of the invention]
The invention provides a kind of halogen-free glass fiber enhanced PBT/PET alloy material and preparation method thereof, this PBT/PET alloy material has the good mechanical performance, and has high CTI value.
Technical scheme of the present invention is:
A kind of halogen-free glass fiber enhanced PBT/PET alloy material, content by weight percentage, composed of the following components:
A kind of preparation method of halogen-free glass fiber enhanced PBT/PET alloy material as described above comprises step:
Step 1, claim each component by above-mentioned described weight percent content;
Step 2, the PBT that takes by weighing, PET, composite halogen-free flame retardants, toughner, composite nucleating agent, oxidation inhibitor, lubricant are mixed 3-7min in moderate-speed mixers;
Step 3, mixed mixture is added in the twin screw extruder, when melt extruding, add spun glass at the venting port of twin screw extruder, through frit reaction, extruding pelletization; The processing condition of twin screw extruder are:
One district's temperature: 180-200 ℃, two district's temperature: 180-200 ℃, three district's temperature: 190-220 ℃; Four district's temperature: 190-220 ℃; Five district's temperature: 200-220 ℃, six district's temperature: 180-210 ℃, seven district's temperature: 180-200 ℃; Eight district's temperature: 180-190 ℃, head temperature: 210-240 ℃; Vacuum tightness 0.02--0.10MPa, screw speed: 300-500r/min; Rate of feeding: 10-30r/min.
The present invention is through adding halogen-free flame retardants; Utilize higher, the lower-cost PET instead of part of oxygen index PBT simultaneously; Made and had high CTI value; Have the halogen-free glass fiber enhanced PBT/PET alloy material of excellent mechanical performances simultaneously, this alloy material has high performance-price ratio, is with a wide range of applications at electric, household electrical appliance and auto industry field; And the used preparation method of the present invention requires low to production unit, efficient is high, is convenient to scale operation.
[embodiment]
In order to make technical scheme of the present invention and advantage clearer,, the present invention is further elaborated below in conjunction with embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Wherein, in following each embodiment, the limiting viscosity of PBT is 0.8-1.0dl/g, produces PBT 1084 like Xingchen Synthetic Matrials Co., Ltd., Nantong; The limiting viscosity of PET is 0.6-0.8dl/g, produces CZ5011 like Jiangyin Xingtai; Composite halogen-free flame retardants is the mixture of phosphorus-nitrogen containing flame retardant and inorganic mineral powder; The weight ratio of phosphorus-nitrogen containing flame retardant and inorganic mineral powder is 1-4: 1; Wherein phosphorus-nitrogen containing flame retardant is OP1240 (Clariant product), OP1230 (Clariant product); Or one or more of EPFR-300A mix, and the inorganic mineral powder is that in polynite, hydrotalcite or the low hydration zinc borate one or more mix; Toughner is a kind of in ethylene-methacrylic acid copolymer (EMA) or the ethylene-methyl acrylate-glycidyl methacrylate copolymer; Composite nucleating agent is that (the order number is 2000 orders to talcum powder; The Shenzhen imperial brightness of brocade Industrial Co., Ltd. product), mica, lime carbonate (are water-ground limestone; The order number is 2000 orders; Jiangxi special fine powder difficult to understand ltd produces), in the nano-sized magnesium hydroxide, long-chain carboxylic acid's sodium salt one or more mix, wherein long-chain carboxylic acid's sodium salt is the monacid sodium salt that contains 12-35 carbon atom; Oxidation inhibitor is that four [methyl-β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester (such as antioxidant 1010) and three (2, the 4-di-tert-butyl-phenyl) phosphorous acid esters (such as oxidation inhibitor 168) mixed by weight 1: 1; Lubricant is the ethylene bis-fatty acid amides, like home-made TAF; Spun glass is that alkali-free is long fine, and diameter is 9-13 μ m, produces T635B like megalith group.
Embodiment 1
Halogen-free glass fiber enhanced PBT among this embodiment/PET alloy material, percentage composition by weight, composed of the following components:
PBT 30%; PET 17.6%, composite halogen-free flame retardants (75%OP1240+25% low hydration zinc borate) 18.0%, toughner (PEO-GMA) 3.0%; Composite nucleating agent (15% long-chain carboxylic acid's sodium salt+40% talcum powder+45% water-ground limestone) 0.5%; Oxidation inhibitor (50% antioxidant 1010+50% oxidation inhibitor 168) 0.4%, lubricant 0.5%, spun glass 30%.
Its preparation method is following:
Step 1, claim each component by above-mentioned described weight percent content;
Step 2, the PBT that takes by weighing, PET, composite halogen-free flame retardants, toughner, composite nucleating agent, oxidation inhibitor, lubricant are mixed 5min in moderate-speed mixers;
Step 3, mixed mixture is added in the twin screw extruder, when melt extruding, add spun glass at the venting port of twin screw extruder, through frit reaction, extruding pelletization; The processing condition of twin screw extruder are:
One district's temperature: 180 ℃, two district's temperature: 190 ℃, three district's temperature: 200 ℃, four district's temperature: 210 ℃, five district's temperature: 210 ℃, six district's temperature: 200 ℃, seven district's temperature: 180 ℃, eight district's temperature: 180 ℃, head temperature: 240 ℃; Vacuum tightness 0.02MPa, screw speed: 460r/min; Rate of feeding: 28r/min.
Embodiment 2
Halogen-free glass fiber enhanced PBT among this embodiment/PET alloy material, percentage composition by weight, composed of the following components:
PBT 25.5%; PET 20.0%, composite halogen-free flame retardants (75%OP1240+25% low hydration zinc borate) 15.0%, toughner (PEO-GMA) 3.0%; Composite nucleating agent (15% long-chain carboxylic acid's sodium salt+40% talcum powder+45% water-ground limestone) 0.5%; Oxidation inhibitor (50% antioxidant 1010+50% oxidation inhibitor 168) 0.5%, lubricant 0.5%, spun glass 35%.
Its preparation method is following:
Step 1, claim each component by above-mentioned described weight percent content;
Step 2, the PBT that takes by weighing, PET, composite halogen-free flame retardants, toughner, composite nucleating agent, oxidation inhibitor, lubricant are mixed 4min in moderate-speed mixers;
Step 3, mixed mixture is added in the twin screw extruder, when melt extruding, add spun glass at the venting port of twin screw extruder, through frit reaction, extruding pelletization; The processing condition of twin screw extruder are:
One district's temperature: 180 ℃, two district's temperature: 190 ℃, three district's temperature: 205 ℃, four district's temperature: 215 ℃, five district's temperature: 215 ℃, six district's temperature: 200 ℃, seven district's temperature: 180 ℃, eight district's temperature: 180 ℃, head temperature: 240 ℃; Vacuum tightness 0.02MPa, screw speed: 480r/min; Rate of feeding: 27r/min.
Embodiment 3
Halogen-free glass fiber enhanced PBT among this embodiment/PET alloy material, percentage composition by weight, composed of the following components:
PBT 28.2%; PET 15.0%, composite halogen-free flame retardants (75%OP1240+25% low hydration zinc borate) 20.0%, toughner (PEO-GMA) 5.0%; Composite nucleating agent (15% long-chain carboxylic acid's sodium salt+40% talcum powder+45% water-ground limestone) 0.8%; Oxidation inhibitor (50% antioxidant 1010+50% oxidation inhibitor 168) 0.5%, lubricant 0.5%, spun glass 30%.
Its preparation method is following:
Step 1, claim each component by above-mentioned described weight percent content;
Step 2, the PBT that takes by weighing, PET, composite halogen-free flame retardants, toughner, composite nucleating agent, oxidation inhibitor, lubricant are mixed 5min in moderate-speed mixers;
Step 3, mixed mixture is added in the twin screw extruder, when melt extruding, add spun glass at the venting port of twin screw extruder, through frit reaction, extruding pelletization; The processing condition of twin screw extruder are:
One district's temperature: 180 ℃, two district's temperature: 190 ℃, three district's temperature: 190 ℃, four district's temperature: 210 ℃, five district's temperature: 210 ℃, six district's temperature: 190 ℃, seven district's temperature: 180 ℃, eight district's temperature: 180 ℃, head temperature: 240 ℃; Vacuum tightness 0.02MPa, screw speed: 465r/min; Rate of feeding: 28r/min.
Embodiment 4
Halogen-free glass fiber enhanced PBT among this embodiment/PET alloy material, percentage composition by weight, composed of the following components:
PBT 28.0%; PET 17.0%, composite halogen-free flame retardants (75%OP1240+25% low hydration zinc borate) 17.0%, toughner (PEO-GMA) 3.0%; Composite nucleating agent (15% long-chain carboxylic acid's sodium salt+40% talcum powder+45% water-ground limestone) 1.0%; Oxidation inhibitor (50% antioxidant 1010+50% oxidation inhibitor 168) 0.5%, lubricant 0.5%, spun glass 33%.
Its preparation method is following:
Step 1, claim each component by above-mentioned described weight percent content;
Step 2, the PBT that takes by weighing, PET, composite halogen-free flame retardants, toughner, composite nucleating agent, oxidation inhibitor, lubricant are mixed 5min in moderate-speed mixers;
Step 3, mixed mixture is added in the twin screw extruder, when melt extruding, add spun glass at the venting port of twin screw extruder, through frit reaction, extruding pelletization; The processing condition of twin screw extruder are:
One district's temperature: 180 ℃, two district's temperature: 190 ℃, three district's temperature: 210 ℃, four district's temperature: 210 ℃, five district's temperature: 200 ℃, six district's temperature: 190 ℃, seven district's temperature: 180 ℃, eight district's temperature: 180 ℃, head temperature: 240 ℃; Vacuum tightness 0.02MPa, screw speed: 475r/min; Rate of feeding: 27.2r/min.
Embodiment 5
Halogen-free glass fiber enhanced PBT among this embodiment/PET alloy material, percentage composition by weight, composed of the following components:
PBT 28.2%; PET 15.2%, composite halogen-free flame retardants (75%OP1240+25% low hydration zinc borate) 20.0%, toughner (PEO-GMA) 4.0%; Composite nucleating agent (15% long-chain carboxylic acid's sodium salt+40% talcum powder+45% water-ground limestone) 1.5%; Oxidation inhibitor (50% antioxidant 1010+50% oxidation inhibitor 168) 0.6%, lubricant 0.5%, spun glass 30%.
Its preparation method is following:
Step 1, claim each component by above-mentioned described weight percent content;
Step 2, the PBT that takes by weighing, PET, composite halogen-free flame retardants, toughner, composite nucleating agent, oxidation inhibitor, lubricant are mixed 7min in moderate-speed mixers;
Step 3, mixed mixture is added in the twin screw extruder, when melt extruding, add spun glass at the venting port of twin screw extruder, through frit reaction, extruding pelletization; The processing condition of twin screw extruder are:
One district's temperature: 180 ℃, two district's temperature: 190 ℃, three district's temperature: 200 ℃, four district's temperature: 210 ℃, five district's temperature: 210 ℃, six district's temperature: 180 ℃, seven district's temperature: 180 ℃, eight district's temperature: 180 ℃, head temperature: 240 ℃; Vacuum tightness-0.01MPa, screw speed: 455r/min; Rate of feeding: 27.4r/min.
Embodiment 6
Halogen-free glass fiber enhanced PBT among this embodiment/PET alloy material, percentage composition by weight, composed of the following components:
PBT 35.0%; PET 12.1%, composite halogen-free flame retardants (75%OP1240+25% low hydration zinc borate) 19.0%, toughner (PEO-GMA) 2.0%; Composite nucleating agent (15% long-chain carboxylic acid's sodium salt+40% talcum powder+45% water-ground limestone) 1.0%; Oxidation inhibitor (50% antioxidant 1010+50% oxidation inhibitor 168) 0.4%, lubricant 0.5%, spun glass 30%.
Its preparation method is following:
Step 1, claim each component by above-mentioned described weight percent content;
Step 2, the PBT that takes by weighing, PET, composite halogen-free flame retardants, toughner, composite nucleating agent, oxidation inhibitor, lubricant are mixed 5min in moderate-speed mixers;
Step 3, mixed mixture is added in the twin screw extruder, when melt extruding, add spun glass at the venting port of twin screw extruder, through frit reaction, extruding pelletization; The processing condition of twin screw extruder are:
One district's temperature: 180 ℃, two district's temperature: 190 ℃, three district's temperature: 200 ℃, four district's temperature: 215 ℃, five district's temperature: 210 ℃, six district's temperature: 180 ℃, seven district's temperature: 180 ℃, eight district's temperature: 180 ℃, head temperature: 240 ℃; Vacuum tightness 0MPa, screw speed: 476r/min; Rate of feeding: 29.1r/min.
Embodiment 7
Halogen-free glass fiber enhanced PBT among this embodiment/PET alloy material, percentage composition by weight, composed of the following components:
PBT33.1%; PET 10.0%, composite halogen-free flame retardants (75%OP1240+25% low hydration zinc borate) 17.0%, toughner (PEO-GMA) 3.0%; Composite nucleating agent (15% long-chain carboxylic acid's sodium salt+40% talcum powder+45% water-ground limestone) 1.0%; Oxidation inhibitor (50% antioxidant 1010+50% oxidation inhibitor 168) 0.4%, lubricant 0.5%, spun glass 35%.
Its preparation method is following:
Step 1, claim each component by above-mentioned described weight percent content;
Step 2, the PBT that takes by weighing, PET, composite halogen-free flame retardants, toughner, composite nucleating agent, oxidation inhibitor, lubricant are mixed 6min in moderate-speed mixers;
Step 3, mixed mixture is added in the twin screw extruder, when melt extruding, add spun glass at the venting port of twin screw extruder, through frit reaction, extruding pelletization; The processing condition of twin screw extruder are:
One district's temperature: 180 ℃, two district's temperature: 190 ℃, three district's temperature: 195 ℃, four district's temperature: 210 ℃, five district's temperature: 210 ℃, six district's temperature: 200 ℃, seven district's temperature: 180 ℃, eight district's temperature: 180 ℃, head temperature: 240 ℃; Vacuum tightness 0.02MPa, screw speed: 489r/min; Rate of feeding: 27.5r/min.
Performance evaluation mode and test
With the particle of accomplishing granulation among the foregoing description 1-7 in 120-150 ℃ convection oven dry 4-6 hour,, keep the mould temperature in the sample making course between 70-100 ℃ again with the injection moulding sample preparation on the 80T injection moulding machine of dried particle.
Wherein, tensile strength is tested by GB/T 1040 standards.Specimen types is the I type, batten size (mm): 170 (length) * (20 ± 0.2) (end width) * (4 ± 0.2) (thickness), and draw speed is 50mm/min;
Flexural strength and modulus in flexure are tested by GB 9341/T standard.Specimen size (mm): (80 ± 2) * (10 ± 0.2) * (4 ± 0.2), rate of bending are 20mm/min;
Notched Izod impact strength is tested by GB/T 1043 standards.Specimen types is the I type, specimen size (mm): (80 ± 2) * (10 ± 0.2) * (4 ± 0.2); The breach type is a category-A, and the breach residual thickness is 3.2mm;
The CTI value is pressed the IEC60112 standard testing; Flame retardant properties is pressed the UL94 standard testing.
The weight percent proportioning of embodiment 1-7 and performance test data such as following table 1:
Table 1
Can know by above-mentioned test data; Halogen free flame-retardant reinforced PBT/PET the alloy material that adopts technical scheme of the present invention to obtain; Mechanical properties such as notched Izod impact strength, tensile strength, flexural strength, modulus in flexure are relatively good; Basically do not reduce under the advantage of alloy material physical and mechanical properties in assurance, not only vertical combustion can reach UL94V-0 level (1.6mm), and the CTI value still can be up to 600V; And prepared material color is whiter, can be prepared into the goods of multiple color.
More than the embodiment of the invention has been carried out detailed introduction, used concrete example among this paper principle of the present invention and embodiment set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. halogen-free glass fiber enhanced PBT/PET alloy material is characterized in that, content by weight percentage is composed of the following components:
2. halogen-free glass fiber enhanced PBT according to claim 1/PET alloy material is characterized in that: the limiting viscosity of said PBT is 0.8-1.0dl/g.
3. halogen-free glass fiber enhanced PBT according to claim 1/PET alloy material is characterized in that: the limiting viscosity of said PET is 0.6-0.8dl/g.
4. halogen-free glass fiber enhanced PBT according to claim 1/PET alloy material is characterized in that: said composite halogen-free flame retardants by phosphorus-nitrogen containing flame retardant and inorganic mineral powder by weight 1-4: 1 mixes.
5. halogen-free glass fiber enhanced PBT according to claim 1/PET alloy material is characterized in that: said toughner is a kind of in ethylene-methacrylic acid copolymer or the ethylene-methyl acrylate-glycidyl methacrylate copolymer.
6. halogen-free glass fiber enhanced PBT according to claim 1/PET alloy material is characterized in that: said composite nucleating agent is made up of in talcum powder, mica, lime carbonate, nano-sized magnesium hydroxide, the long-chain carboxylic acid's sodium salt one or more.
7. halogen-free glass fiber enhanced PBT according to claim 6/PET alloy material is characterized in that: said long-chain carboxylic acid's sodium salt is the monacid sodium salt that contains 12-35 carbon atom.
8. halogen-free glass fiber enhanced PBT according to claim 1/PET alloy material; It is characterized in that: said oxidation inhibitor is by four [methyl-β-(3; The 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and three (2, the 4-di-tert-butyl-phenyl) phosphorous acid ester mixed by weight 1: 1.
9. halogen-free glass fiber enhanced PBT according to claim 1/PET alloy material is characterized in that: said lubricant is a fatty acid amide, and said spun glass is that alkali-free is long fine, and diameter is 9-13 μ m.
10. the preparation method like the described halogen-free glass fiber enhanced PBT of the arbitrary claim of claim 1-9/PET alloy material is characterized in that, comprises step:
Step 1, claim each component by the described weight percent content of claim 1;
Step 2, the PBT that takes by weighing, PET, composite halogen-free flame retardants, toughner, composite nucleating agent, oxidation inhibitor, lubricant are mixed 3-7min in moderate-speed mixers;
Step 3, mixed mixture is added in the twin screw extruder, when melt extruding, add spun glass at the venting port of twin screw extruder, through frit reaction, extruding pelletization; The processing condition of twin screw extruder are:
One district's temperature: 180-200 ℃, two district's temperature: 180-200 ℃, three district's temperature: 190-220 ℃; Four district's temperature: 190-220 ℃; Five district's temperature: 200-220 ℃, six district's temperature: 180-210 ℃, seven district's temperature: 180-200 ℃; Eight district's temperature: 180-190 ℃, head temperature: 210-240 ℃; Vacuum tightness 0.02--0.10MPa, screw speed: 300-500r/min; Rate of feeding: 10-30r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100720785A CN102617996A (en) | 2012-03-19 | 2012-03-19 | Halogen-free glass fiber-enhanced PBT (Polybutylece Terephthalate)/PET (Polyethyleneglycol Terephthalate) alloy material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100720785A CN102617996A (en) | 2012-03-19 | 2012-03-19 | Halogen-free glass fiber-enhanced PBT (Polybutylece Terephthalate)/PET (Polyethyleneglycol Terephthalate) alloy material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102617996A true CN102617996A (en) | 2012-08-01 |
Family
ID=46558225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100720785A Pending CN102617996A (en) | 2012-03-19 | 2012-03-19 | Halogen-free glass fiber-enhanced PBT (Polybutylece Terephthalate)/PET (Polyethyleneglycol Terephthalate) alloy material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102617996A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103087481A (en) * | 2013-01-18 | 2013-05-08 | 江门市奇德工程塑料科技有限公司 | High-strength halogen-free flame retardant PBT (Polybutylece Terephthalate) nano composite material and preparation method thereof |
| CN103289329A (en) * | 2013-04-12 | 2013-09-11 | 福建奥峰科技有限公司 | Flame-retardant reinforced PET/PBT/LDPE alloy material and preparation method thereof |
| CN105273370A (en) * | 2014-07-25 | 2016-01-27 | 深圳市联创科技集团有限公司 | High-density polyester plastic having ceramic gloss, and preparation method thereof |
| WO2016179770A1 (en) * | 2015-05-11 | 2016-11-17 | 深圳华力兴新材料股份有限公司 | Pbt engineering plastic composition used for nmt |
| CN112280254A (en) * | 2020-07-27 | 2021-01-29 | 苏州市新广益电子有限公司 | Environment-friendly PBT home decoration film and adhesive tape produced by applying same |
| CN112477310A (en) * | 2020-11-24 | 2021-03-12 | 深圳航天科技创新研究院 | Thermoplastic resin composition and use thereof |
| CN114163783A (en) * | 2020-09-10 | 2022-03-11 | 中蓝晨光化工研究设计院有限公司 | Low-warpage high-CTI halogen-free flame-retardant reinforced PBT material and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070885A (en) * | 2010-12-15 | 2011-05-25 | 深圳市富恒塑胶新材料有限公司 | Halogen-free flame-retardant glass fiber reinforced polyester terephthalate (PET)/poly butylenes terephthalate (PBT) alloy and preparation method thereof |
| CN102108189A (en) * | 2009-12-28 | 2011-06-29 | 上海日之升新技术发展有限公司 | Polybutylece terephthalate (PBT)/poly(ethylene terephthalate) (PET) alloy material and preparation method thereof |
-
2012
- 2012-03-19 CN CN2012100720785A patent/CN102617996A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102108189A (en) * | 2009-12-28 | 2011-06-29 | 上海日之升新技术发展有限公司 | Polybutylece terephthalate (PBT)/poly(ethylene terephthalate) (PET) alloy material and preparation method thereof |
| CN102070885A (en) * | 2010-12-15 | 2011-05-25 | 深圳市富恒塑胶新材料有限公司 | Halogen-free flame-retardant glass fiber reinforced polyester terephthalate (PET)/poly butylenes terephthalate (PBT) alloy and preparation method thereof |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103087481A (en) * | 2013-01-18 | 2013-05-08 | 江门市奇德工程塑料科技有限公司 | High-strength halogen-free flame retardant PBT (Polybutylece Terephthalate) nano composite material and preparation method thereof |
| CN103087481B (en) * | 2013-01-18 | 2015-02-04 | 广东奇德新材料股份有限公司 | High-strength halogen-free flame retardant PBT (Polybutylece Terephthalate) nano composite material and preparation method thereof |
| CN103289329A (en) * | 2013-04-12 | 2013-09-11 | 福建奥峰科技有限公司 | Flame-retardant reinforced PET/PBT/LDPE alloy material and preparation method thereof |
| CN103289329B (en) * | 2013-04-12 | 2015-05-20 | 福建奥峰科技有限公司 | Flame-retardant reinforced PET/PBT/LDPE alloy material and preparation method thereof |
| CN105273370A (en) * | 2014-07-25 | 2016-01-27 | 深圳市联创科技集团有限公司 | High-density polyester plastic having ceramic gloss, and preparation method thereof |
| WO2016179770A1 (en) * | 2015-05-11 | 2016-11-17 | 深圳华力兴新材料股份有限公司 | Pbt engineering plastic composition used for nmt |
| CN112280254A (en) * | 2020-07-27 | 2021-01-29 | 苏州市新广益电子有限公司 | Environment-friendly PBT home decoration film and adhesive tape produced by applying same |
| CN112280254B (en) * | 2020-07-27 | 2023-06-02 | 苏州市新广益电子股份有限公司 | Environment-friendly PBT home decoration film and adhesive tape produced by using same |
| CN114163783A (en) * | 2020-09-10 | 2022-03-11 | 中蓝晨光化工研究设计院有限公司 | Low-warpage high-CTI halogen-free flame-retardant reinforced PBT material and preparation method thereof |
| CN112477310A (en) * | 2020-11-24 | 2021-03-12 | 深圳航天科技创新研究院 | Thermoplastic resin composition and use thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102617996A (en) | Halogen-free glass fiber-enhanced PBT (Polybutylece Terephthalate)/PET (Polyethyleneglycol Terephthalate) alloy material and preparation method thereof | |
| CN102850661B (en) | Halogen-free flame-retardant PP/polyester alloy and preparation method thereof | |
| CN101845197B (en) | High-performance halogen-free flame retardant ABS modified resin and preparation method thereof | |
| CN103382302B (en) | A kind of red phosphorus flame-retardant nylon composite and preparation method thereof | |
| CN102115595A (en) | High electrical property and low corrosion flame retardant reinforcing nylon material and preparation method thereof | |
| CN102757624A (en) | Flame-retardant reinforced PET (polyethylene terephthalate)/PTT (Polytrimethylene Terephthalate) alloy material and preparation method thereof | |
| CN102382465A (en) | Halogen-free flame retarding strengthened PA66 material and preparation method thereof | |
| CN101353463B (en) | Flame-retardant polystyrene resin complex containing brominated triazine and preparation thereof | |
| CN103849142A (en) | Lightweight flame retardant modified polyamide material and its preparation method | |
| CN102061071A (en) | Halogen-free flame retardant polyester with laser marking function and preparation method thereof | |
| CN102911485B (en) | Flame-retardant chain-extended polybutylene terephthalate composition and preparation method thereof | |
| CN102382432A (en) | High-impact polyethylene terephthalate (PET) composite material and preparation method thereof | |
| CN105482384A (en) | High-formability PET (polyethylene terephthalate) engineering plastic and preparation method thereof | |
| CN105419253A (en) | Polybutylene terephthalate composition and preparation method thereof | |
| CN103342880A (en) | High-surface-gloss environment-friendly halogen-free flame-retardant PBT (polybutylene terephthalate) composite material and preparation method thereof | |
| CN104693701A (en) | Low-warpage halogen-free flame-retardant glass fiber reinforced PBT/AS alloy and preparation method thereof | |
| CN103408929A (en) | Continuous long fiber-reinforced halogen-free flame-retardant PA66 composite material and preparation method thereof | |
| CN102304250B (en) | High-melt-index halogen-free flame-retarding polypropylene and preparation method thereof | |
| CN104448554A (en) | Highlight high-flexibility polypropylene environment-friendly flame retardant material and preparation method thereof | |
| CN104725797B (en) | Method for preparing flame-retardant plastic composite material | |
| CN102040810A (en) | Polybutylece terephthalate (PBT) engineering plastics as well as preparation method and application thereof | |
| CN103740028A (en) | Creep-resistant and thermal-oxidative-aging-resistant polypropylene composition and preparation method thereof | |
| CN109957238B (en) | Thermoplastic flame-retardant bio-based PA56 and PA66 composite material and preparation method thereof | |
| CN104448672A (en) | Antioxidant, high flow, halogen-free and flame retardant ABS and preparation process thereof | |
| CN103709663A (en) | Modified PET/PBT alloy material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120801 |