CN107201011A - It is a kind of can laser marking high shading LED polyester composites and preparation method thereof - Google Patents
It is a kind of can laser marking high shading LED polyester composites and preparation method thereof Download PDFInfo
- Publication number
- CN107201011A CN107201011A CN201710493696.XA CN201710493696A CN107201011A CN 107201011 A CN107201011 A CN 107201011A CN 201710493696 A CN201710493696 A CN 201710493696A CN 107201011 A CN107201011 A CN 107201011A
- Authority
- CN
- China
- Prior art keywords
- parts
- laser marking
- polyester
- high shading
- flame retardant
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- 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
- B29C2948/92704—Temperature
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K3/2279—Oxides; Hydroxides of metals of antimony
- C08K2003/2282—Antimonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to technical field of polymer materials, and in particular to it is a kind of can laser marking high shading LED polyester composites and preparation method thereof, this can the high shading LED of laser marking include the raw material of following parts by weight with polyester composite：40 60 parts of polyester, 15 20 parts of glass fibre, 15 20 parts of main flame retardant, 35 parts of auxiliary flame retardant, 48 parts of toughener, 0.1 0.2 parts of antioxidant, 10 15 parts of opacifier, 0.3 1.0 parts of laser marking powder, 0.5 1.0 parts of other auxiliary agents.The present invention can laser marking high shading LED polyester composite good shading effects, laser marking is can be used for again, and good flame retardation effect, resistance to gentle weather resistance is excellent, and intensity is high, can pass through high/low temperature（40 DEG C~+120 DEG C）Impact test, excellent shock resistance, processing characteristics is excellent, excellent combination property.
Description
Technical field
The present invention relates to technical field of polymer materials, and in particular to it is a kind of can laser marking high shading LED polyester
Composite and preparation method thereof.
Background technology
Thermoplastic polyester be as sum binary acid and dihydric alcohol by polycondensation reaction made from linear polymer, its commercialization
Principal item have polybutylene terephthalate（PBT）, PET（PET）, and developed in recent years
The polytrimethylene terephthalate come（PPT）, PEN（PEN）, poly- naphthalenedicarboxylic acid fourth diester（PBN）, poly- pair
Phthalic acid-Isosorbide-5-Nitrae-cyclohexane dicarboxylates（PCT）Etc., the consumption of modified PBT is maximum among all polyester, is secondly to change
Property PET and PTT or both it or three alloy.
Other aspects, with continuing to develop for the new material relevant industries such as automobile, machinery, electrical equipment, the use to material
New requirement is constantly proposed, lightweight, high-performance, environmental protection become new trend, and substantial amounts of metal material is by engineering plastics
Replaced, polyester accounts for critically important status as representative therein.Certain shading is needed with polyester composite as LED
Performance, and people are based on needing product identification, false proof etc., it is desirable to laser marking can be carried out.
Furthermore, the existing polyester material as LED can not pass through new high and low temperature impact test standard, therefore, exploitation
Go out a kind of high shading and can be used for laser marking and can be seemed particularly by the LED polyester composites of high and low temperature impact test
It is important.
The content of the invention
, can laser marking it is an object of the invention to provide one kind in order to overcome shortcoming and defect present in prior art
High shading LED polyester composites, the polyester composite good shading effect can be used for laser marking, and fire-retardant effect again
Really good, resistance to gentle weather resistance is excellent, and intensity is high, can pass through high/low temperature（- 40 DEG C~+120 DEG C）Impact test, shock resistance
Excellent, processing characteristics is excellent, excellent combination property.
Another object of the present invention is to provide it is a kind of can laser marking high shading LED polyester composites preparation
Method, the preparation method step is simple, convenient operation and control, steady quality, and production efficiency is high, and production cost is low, can be extensive
Industrialized production.
The purpose of the present invention is achieved through the following technical solutions：It is a kind of can laser marking high shading LED it is compound with polyester
Material, the polyester composite includes the raw material of following parts by weight：
40-60 parts of polyester
15-20 parts of glass fibre
15-20 parts of main flame retardant
3-5 parts of auxiliary flame retardant
4-8 parts of toughener
0.1-0.2 parts of antioxidant
10-15 parts of opacifier
0.3-1.0 parts of laser marking powder
Other auxiliary agent 0.5-1.0 parts.
The present invention can the high shading LED polyester composites of laser marking controlled by using above-mentioned raw materials, and strictly
The weight proportion of each raw material is made, obtained polyester composite good shading effect can be used for laser marking, and flame retardant effect again
Good, resistance to gentle weather resistance is excellent, and intensity is high, and excellent shock resistance, processing characteristics is excellent, excellent combination property.
It is preferred that, the polyester is polybutylene terephthalate (PBT), PTT and gathered to benzene two
At least one of formic acid glycol ester, wherein, the inherent viscosity of polybutylene terephthalate (PBT) is 0.7-1.2dl/g, is melted
Melt temperature for 220-230 DEG C, content of carboxyl end group is 15-18mol/t.It is more highly preferred to, the polyester is by poly terephthalic acid
Butanediol ester, PTT and polyethylene terephthalate compare 1-2 with weight:0.5-1.5:1 composition
Mixture.
The present invention is by using above-mentioned polyester, and obtained polyester composite has excellent mechanical performance, electrical property, resistance to
Hot, wearability, chemical resistance, formability and good dimensional stability.
It is preferred that, the glass fibre is the chopped glass of alkali-free that filament diameter is handled on 10-15 μm and surface through silane coupler
Glass fiber.
The alkali-free short glass fiber that the present invention is handled by using above-mentioned filament diameter and surface through silane coupler, system
The polyester composite tensile strength obtained is high, and electrical insulating property is good, and heatproof is high, and non-ignitable, anti-corruption, heat-insulated, sound-proofing is good.
It is preferred that, the main flame retardant is the brominated epoxy resin that the poly- carbon of bromination and mean molecule quantity are 10000-50000
At least one of.It is more highly preferred to, the main flame retardant is the bromine for 10000-50000 by the poly- carbon of bromination and mean molecule quantity
Change epoxy resin and 0.5-1.5 is compared with weight:The mixture of 1 composition.
The present invention can reach good flame retardant effect, moreover it is possible to improve the processing of material by using above-mentioned main flame retardant
Performance and mechanical performance.
It is preferred that, the auxiliary flame retardant is at least one of antimony oxide, antimony pentoxide and sodium antimonate.More
It is preferred that, the auxiliary flame retardant is with weight ratio 1 by antimony oxide and sodium antimonate:The mixture of 0.8-1.2 compositions.
The present invention, with main flame retardant compounding use, with synergistic effect, can be improved by using above-mentioned auxiliary flame retardant
The flame retardant effect of material, moreover it is possible to improve the processing characteristics and mechanical performance of material.
It is preferred that, the toughener is that polyolefin, ethylene-ethylacrylate that GMA is modified are common
At least one of Graft Polyolefin of polymers, polyolefin and acrylic anhydride.It is more highly preferred to, the toughener is by methyl
Polyolefin that glycidyl acrylate is modified, the Graft Polyolefin of ethylene-ethyl acrylate copolymer and acrylic anhydride with
Weight compares 1:1.4-2.2:2.4-3.2 the mixture of composition.
The present invention can improve the toughness and mechanical and physical performance of polyester composite by using above-mentioned toughener.
It is preferred that, the antioxidant is with weight to compare 1-2 by antioxidant 1010 and irgasfos 168:The mixture of 1 composition.
Species, compounding and weight proportion of the invention by strictly controlling antioxidant, can delay or suppress material oxidation
The progress of process, so as to prevent the aging of material and extend its service life.
It is preferred that, the opacifier is rutile type titanium white, zinc sulphide, founds to obtain powder, zinc oxide, calcium carbonate and barium sulfate
At least one of.It is more highly preferred to, the opacifier is with weight ratio by rutile type titanium white, zinc sulphide and barium sulfate
1.5-2.5:1-2:The mixture of 1 composition.
The present invention is by using above-mentioned opacifier, and obtained polyester composite good shading effect, mechanical and physical performance is excellent
It is different.
It is preferred that, the laser marking powder is at least one of tin-oxide, sb oxide and neodymium oxides.It is more excellent
Choosing, the laser marking powder is with weight to compare 0.5-1.5 by tin-oxide, sb oxide and neodymium oxides:1:2-4 compositions
Mixture.
The present invention is by using above-mentioned laser marking powder so that polyester composite is easier by laser marking, is carried significantly
The high definition of polyester composite laser-marking.
Other auxiliary agents are at least one of anti-dripping agent, lubricant and toner.
The anti-dripping agent is that polytetrafluoroethylene (PTFE), MMA coating modifications PTFE and AS coating modification PTFE compare 1-2 with weight:
0.8-1.2:The mixture of 1 composition.Polytetrafluoroethylene (PTFE), English abbreviation is PTFE, and MMA full name is methyl methacrylate, AS
Full name be acrylonitritrile-styrene resin.
The flame-retardant anti-dropping effect for the polytetrafluoroethylene (PTFE) not coated is preferable, but poor with polyester compatibility, can be certain
The polytetrafluoroethylene (PTFE) of the mechanical property of material, MMA claddings or AS claddings is influenceed in degree, its flame-retardant anti-dropping effect is somewhat poor
A bit, but the loss of material mechanical performance can be made up.
The present invention is used as anti-dripping agent by using polytetrafluoroethylene (PTFE), MMA coating modification PTFE and AS coating modifications PTFE
Compounding use, and its weight proportion is strictly controlled, obtained polyester composite anti-dripping effects is good, improves integral material
Compatibility, it is ensured that the excellent properties of material property.
The lubricant is with weight ratio by OPE, pentaerythritol stearate and ethylene bis stearic acid amide
1.5-2.5：1：The mixture of 0.8-1.2 compositions.
The present invention, as external lubricant, can reduce PBT melts and mould, the friction of machine barrel using OPE；Adopt
With pentaerythritol stearate and ethylene bis stearic acid amide as in-lubricant, the intermolecular friction of PBT melts can be reduced；Three
Plant lubricant and 1.5-2.5 is compared with weight：1：0.8-1.2 compounding uses can make material improve the flowing of material in process
The release property of property and product.
The toner is anatase thpe white powder of the particle diameter at 1-5 μm.
The present invention using particle diameter in 1-5 μm of anatase thpe white powder as toner, with superior whiteness, tinting strength, tinting power, screening
Gai Li, weatherability, heat resistance and chemical stability, particularly no toxicity.
In order to further enhance the intensity and mechanical property of polyester composite, the polyester composite also includes fat
15-35 parts of adoption ketone.
The present invention, can be with PBT formation alloy materials, Ke Yiti by adding aliphatic polyketone in polyester composite
The intensity and shock resistance of superpolyester composite, also with excellent wearability, chemical resistance, fuel resistance and hydrolysis
Property.
In order to further enhance the mechanical property and processing characteristics of polyester composite, the polyester composite also includes
0.001-0.005 parts of 0.001-0.005 parts of chain extender and end-capping reagent.
The present invention strictly controls its consumption by using chain extender, can be with the functional group on linear polymer PBT chains
React and extend strand, molecular weight increase, so that the mechanical property and processing characteristics of reinforced polyester composite.It is preferred that
, the chain extender is pyromellitic acid dianhydride, poly- benzo-dioxazole, bis-epoxy bisphenol-A-diglycidyl ether, 4,4'- diphenyl
At least one of methane diisocyanate and triphenyl phosphite.It is more highly preferred to, the chain extender is by pyromellitic acid two
Acid anhydride, bis-epoxy bisphenol-A-diglycidyl ether and 4,4'- methyl diphenylene diisocyanate compare 0.8-1.2 with weight:1.4-
2.2:The mixture of 1 composition.
The present invention strictly controls its consumption by using end-capping reagent, in advance carries out PBT ends-OH bases and end-COOH bases
Toughener containing active function groups, can be fixed in PBT phases, reach and PBT is entered by reaction end-blocking by the bonding that chemically reacts
The effect of row toughness reinforcing, so as to greatly improve the impact flexibility of alloy material.It is preferred that, the end-capping reagent is MBS, ABS, EMA-g-
At least one of GMA, EMA-g-MAH and ACR toughener grafting active function groups；Wherein, the active function groups include anti-
Butene dioic acid, maleic anhydride, glycidyl acrylate or epoxy resin.Be more highly preferred to, the end-capping reagent be by MBS,
EMA-g-GMA and ACR toughener Graft Epoxy Resin is with weight ratio 1:0.5-1.5:1.5-2.5 the mixture of composition.
Another object of the present invention is achieved through the following technical solutions：It is a kind of can laser marking high shading LED polyester
The preparation method of composite, comprises the following steps：
（1）The various raw materials in addition to glass fibre are weighed by weight；
（2）The PBT resin weighed up is first premixed into 1.5-2.5min, then the original weighed up with other with diffusing oil in high-speed mixer
Material is mixed after 1.5-2.5min and discharged again, through double screw extruder extruding pelletization, and glass fibre claims to add by side feeding through weightlessness,
Be made can laser marking high shading LED polyester composites；
Wherein, the double screw extruder each section of processing temperature since feeding section is respectively：170-190℃、190-210
℃、190-210℃、200-220℃、200-220℃、200-220℃、210-230℃、210-230℃、210-230℃、220-
240 DEG C, head temperature is 230-250 DEG C, and screw speed is 320-400r/min.
The beneficial effects of the present invention are：The present invention can laser marking high shading LED polyester composite shadings
Effect is good, and laser marking, and good flame retardation effect are can be used for again, and resistance to gentle weather resistance is excellent, and intensity is high, can pass through high/low temperature（-
40 DEG C~+120 DEG C）Impact test, excellent shock resistance, processing characteristics is excellent, excellent combination property.
The preparation method step of the present invention is simple, convenient operation and control, steady quality, and production efficiency is high, and production cost is low,
Can large-scale industrial production.
Embodiment
For the ease of the understanding of those skilled in the art, with reference to embodiment, the present invention is further illustrated, real
The content that the mode of applying is referred to not limitation of the invention.
Embodiment 1
It is a kind of can laser marking high shading LED polyester composites, the polyester composite includes following parts by weight
Raw material：
40 parts of polyester
15 parts of glass fibre
15 parts of main flame retardant
3 parts of auxiliary flame retardant
4 parts of toughener
0.1 part of antioxidant
10 parts of opacifier
0.3 part of laser marking powder
Other 0.5 part of auxiliary agents.
The polyester is polybutylene terephthalate (PBT), wherein, the inherent viscosity of polybutylene terephthalate (PBT) is
0.7dl/g, melting temperature is 220 DEG C, and content of carboxyl end group is 15mol/t.
The glass fibre is that filament diameter is fine in the alkali-free staple glass that 10 μm and surface are handled through silane coupler
Dimension.
The main flame retardant is the poly- carbon of bromination.
The auxiliary flame retardant is antimony oxide.
The toughener is the polyolefin that GMA is modified.
The antioxidant is with weight ratio 1 by antioxidant 1010 and irgasfos 168:The mixture of 1 composition.
The opacifier is rutile type titanium white.
The laser marking powder is tin-oxide；Other auxiliary agents are anti-dripping agent.
Another object of the present invention is achieved through the following technical solutions：It is a kind of can laser marking high shading LED polyester
The preparation method of composite, comprises the following steps：
（1）The various raw materials in addition to glass fibre are weighed by weight；
（2）The PBT resin weighed up is first premixed into 1.5min with diffusing oil in high-speed mixer, then the raw material weighed up with other is again
Discharged after mixed 1.5min, through double screw extruder extruding pelletization, glass fibre claims to add by side feeding through weightlessness, and being made to swash
The high shading LED polyester composites of light mark；
Wherein, the double screw extruder each section of processing temperature since feeding section is respectively：170℃、190℃、190℃、
200 DEG C, 200 DEG C, 200 DEG C, 210 DEG C, 210 DEG C, 210 DEG C, 220 DEG C, head temperature is 230 DEG C, and screw speed is 320r/min.
Embodiment 2
It is a kind of can laser marking high shading LED polyester composites, the polyester composite includes following parts by weight
Raw material：
45 parts of polyester
16 parts of glass fibre
16 parts of main flame retardant
3.5 parts of auxiliary flame retardant
5 parts of toughener
0.12 part of antioxidant
11 parts of opacifier
0.5 part of laser marking powder
Other 0.6 part of auxiliary agents.
The polyester is polybutylene terephthalate (PBT), wherein, the inherent viscosity of polybutylene terephthalate (PBT) is
0.9dl/g, melting temperature is 225 DEG C, and content of carboxyl end group is 16mol/t.
The glass fibre is that filament diameter is fine in the alkali-free staple glass that 11 μm and surface are handled through silane coupler
Dimension.
The main flame retardant is the poly- carbon of bromination.
The auxiliary flame retardant is antimony pentoxide.
The toughener is ethylene-ethyl acrylate copolymer.
The antioxidant is with weight ratio 1.2 by antioxidant 1010 and irgasfos 168:The mixture of 1 composition.
The opacifier is zinc sulphide.
The laser marking powder is sb oxide；Other auxiliary agents are lubricant.
Another object of the present invention is achieved through the following technical solutions：It is a kind of can laser marking high shading LED polyester
The preparation method of composite, comprises the following steps：
（1）The various raw materials in addition to glass fibre are weighed by weight；
（2）The PBT resin weighed up is first premixed into 1.8min with diffusing oil in high-speed mixer, then the raw material weighed up with other is again
Discharged after mixed 1.8min, through double screw extruder extruding pelletization, glass fibre claims to add by side feeding through weightlessness, and being made to swash
The high shading LED polyester composites of light mark；
Wherein, the double screw extruder each section of processing temperature since feeding section is respectively：175℃、195℃、195℃、
205 DEG C, 205 DEG C, 205 DEG C, 215 DEG C, 215 DEG C, 215 DEG C, 225 DEG C, head temperature is 235 DEG C, and screw speed is 340r/min.
Embodiment 3
It is a kind of can laser marking high shading LED polyester composites, the polyester composite includes following parts by weight
Raw material：
50 parts of polyester
18 parts of glass fibre
18 parts of main flame retardant
4 parts of auxiliary flame retardant
6 parts of toughener
0.15 part of antioxidant
12 parts of opacifier
0.7 part of laser marking powder
Other 0.8 part of auxiliary agents.
The polyester is polybutylene terephthalate (PBT), wherein, the inherent viscosity of polybutylene terephthalate (PBT) is
1.2dl/g, melting temperature is 230 DEG C, and content of carboxyl end group is 18mol/t.
The glass fibre is that filament diameter is fine in the alkali-free staple glass that 12 μm and surface are handled through silane coupler
Dimension.
The main flame retardant is the brominated epoxy resin that mean molecule quantity is 10000.
The auxiliary flame retardant is sodium antimonate.
The toughener is polyolefin.
The antioxidant is with weight ratio 1.5 by antioxidant 1010 and irgasfos 168:The mixture of 1 composition.
The opacifier is to stand to obtain powder.
The laser marking powder is neodymium oxides；Other auxiliary agents are toner.
Another object of the present invention is achieved through the following technical solutions：It is a kind of can laser marking high shading LED polyester
The preparation method of composite, comprises the following steps：
（1）The various raw materials in addition to glass fibre are weighed by weight；
（2）The PBT resin weighed up is first premixed into 2min with diffusing oil in high-speed mixer, then the raw material weighed up with other is mixed again
Discharged after 2min, through double screw extruder extruding pelletization, glass fibre claims to add by side feeding through weightlessness, be made can laser beat
The high shading LED polyester composites of target；
Wherein, the double screw extruder each section of processing temperature since feeding section is respectively：180℃、200℃、200℃、
210 DEG C, 210 DEG C, 210 DEG C, 220 DEG C, 220 DEG C, 220 DEG C, 230 DEG C, head temperature is 240 DEG C, and screw speed is 360r/min.
Embodiment 4
It is a kind of can laser marking high shading LED polyester composites, the polyester composite includes following parts by weight
Raw material：
55 parts of polyester
19 parts of glass fibre
19 parts of main flame retardant
4.5 parts of auxiliary flame retardant
7 parts of toughener
0.18 part of antioxidant
14 parts of opacifier
0.9 part of laser marking powder
Other 0.9 part of auxiliary agents.
The polyester is PTT.
The glass fibre is that filament diameter is fine in the alkali-free staple glass that 14 μm and surface are handled through silane coupler
Dimension.
The main flame retardant is the brominated epoxy resin that mean molecule quantity is 30000.
The auxiliary flame retardant is antimony oxide.
The toughener is the Graft Polyolefin of acrylic anhydride.
The antioxidant is with weight ratio 1.8 by antioxidant 1010 and irgasfos 168:The mixture of 1 composition.
The opacifier is zinc oxide.
The laser marking powder is tin-oxide；Other auxiliary agents are anti-dripping agent.
Another object of the present invention is achieved through the following technical solutions：It is a kind of can laser marking high shading LED polyester
The preparation method of composite, comprises the following steps：
（1）The various raw materials in addition to glass fibre are weighed by weight；
（2）The PBT resin weighed up is first premixed into 2.2min with diffusing oil in high-speed mixer, then the raw material weighed up with other is again
Discharged after mixed 2.2min, through double screw extruder extruding pelletization, glass fibre claims to add by side feeding through weightlessness, and being made to swash
The high shading LED polyester composites of light mark；
Wherein, the double screw extruder each section of processing temperature since feeding section is respectively：185℃、205℃、205℃、
215 DEG C, 215 DEG C, 215 DEG C, 225 DEG C, 225 DEG C, 225 DEG C, 235 DEG C, head temperature is 245 DEG C, and screw speed is 380r/min.
Embodiment 5
It is a kind of can laser marking high shading LED polyester composites, the polyester composite includes following parts by weight
Raw material：
60 parts of polyester
20 parts of glass fibre
20 parts of main flame retardant
5 parts of auxiliary flame retardant
8 parts of toughener
0.2 part of antioxidant
15 parts of opacifier
1.0 parts of laser marking powder
Other 1.0 parts of auxiliary agents.
The polyester is polyethylene terephthalate.
The glass fibre is that filament diameter is fine in the alkali-free staple glass that 15 μm and surface are handled through silane coupler
Dimension.
The main flame retardant is the brominated epoxy resin that mean molecule quantity is 50000.
The auxiliary flame retardant is antimony pentoxide.
The toughener is the polyolefin that GMA is modified.
The antioxidant is with weight ratio 2 by antioxidant 1010 and irgasfos 168:The mixture of 1 composition.
The opacifier is calcium carbonate or barium sulfate.
The laser marking powder is sb oxide；Other auxiliary agents are lubricant.
Another object of the present invention is achieved through the following technical solutions：It is a kind of can laser marking high shading LED polyester
The preparation method of composite, comprises the following steps：
（1）The various raw materials in addition to glass fibre are weighed by weight；
（2）The PBT resin weighed up is first premixed into 2.5min with diffusing oil in high-speed mixer, then the raw material weighed up with other is again
Discharged after mixed 2.5min, through double screw extruder extruding pelletization, glass fibre claims to add by side feeding through weightlessness, and being made to swash
The high shading LED polyester composites of light mark；
Wherein, the double screw extruder each section of processing temperature since feeding section is respectively：190℃、210℃、210℃、
220 DEG C, 220 DEG C, 220 DEG C, 230 DEG C, 230 DEG C, 230 DEG C, 240 DEG C, head temperature is 250 DEG C, and screw speed is 400r/min.
Embodiment 6
The difference of the present embodiment and above-described embodiment 1 is：
The polyester is by polybutylene terephthalate (PBT), PTT and polyethylene terephthalate
Ester compares 1 with weight:0.5:The mixture of 1 composition.
The main flame retardant be by the poly- carbon of bromination and mean molecule quantity for 10000 brominated epoxy resin with weight ratio 0.5:
The mixture of 1 composition.
The auxiliary flame retardant is with weight ratio 1 by antimony oxide and sodium antimonate:The mixture of 0.8 composition.
The toughener is polyolefin, the ethylene-ethyl acrylate copolymer being modified by GMA
Graft Polyolefin with acrylic anhydride is with weight ratio 1:1.4:The mixture of 2.4 compositions.
The opacifier is with weight ratio 1.5 by rutile type titanium white, zinc sulphide and barium sulfate:1:The mixing of 1 composition
Thing.
The laser marking powder is with weight ratio 0.5 by tin-oxide, sb oxide and neodymium oxides:1:2 compositions it is mixed
Compound.
The anti-dripping agent is polytetrafluoroethylene (PTFE), MMA coating modifications PTFE and AS coating modification PTFE with weight ratio 1:
0.8:The mixture of 1 composition.
The lubricant is with weight ratio by OPE, pentaerythritol stearate and ethylene bis stearic acid amide
1.5：1：The mixture of 0.8 composition.
The toner is anatase thpe white powder of the particle diameter at 1 μm.
The polyester composite also includes 15 parts of aliphatic polyketone.
The polyester composite also includes 0.001 part of 0.001 part of chain extender and end-capping reagent.
The chain extender is by pyromellitic acid dianhydride, bis-epoxy bisphenol-A-diglycidyl ether and 4,4'- diphenyl methane
Diisocyanate compares 0.8 with weight:1.4:The mixture of 1 composition.
The end-capping reagent is with weight ratio 1 by MBS, EMA-g-GMA and ACR toughener Graft Epoxy Resin:0.5:1.5 group
Into mixture.
Embodiment 7
The difference of the present embodiment and above-described embodiment 2 is：
The polyester is by polybutylene terephthalate (PBT), PTT and polyethylene terephthalate
Ester compares 1.2 with weight:0.8:The mixture of 1 composition.
The main flame retardant be by the poly- carbon of bromination and mean molecule quantity for 20000 brominated epoxy resin with weight ratio 0.8:
The mixture of 1 composition.
The auxiliary flame retardant is with weight ratio 1 by antimony oxide and sodium antimonate:The mixture of 0.9 composition.
The toughener is polyolefin, the ethylene-ethyl acrylate copolymer being modified by GMA
Graft Polyolefin with acrylic anhydride is with weight ratio 1:1.6:The mixture of 2.6 compositions.
The opacifier is with weight ratio 1.8 by rutile type titanium white, zinc sulphide and barium sulfate:1.2:1 composition it is mixed
Compound.
The laser marking powder is with weight ratio 0.8 by tin-oxide, sb oxide and neodymium oxides:1:2.5 compositions
Mixture.
The anti-dripping agent is polytetrafluoroethylene (PTFE), MMA coating modifications PTFE and AS coating modification PTFE with weight ratio 1.2:
0.9:The mixture of 1 composition.
The lubricant is with weight ratio by OPE, pentaerythritol stearate and ethylene bis stearic acid amide
1.8：1：The mixture of 0.9 composition.
The toner is anatase thpe white powder of the particle diameter at 2 μm.
The polyester composite also includes 20 parts of aliphatic polyketone.
The polyester composite also includes 0.002 part of 0.002 part of chain extender and end-capping reagent.
The chain extender is by pyromellitic acid dianhydride, bis-epoxy bisphenol-A-diglycidyl ether and 4,4'- diphenyl methane
Diisocyanate compares 0.9 with weight:1.6:The mixture of 1 composition.
The end-capping reagent is with weight ratio 1 by MBS, EMA-g-GMA and ACR toughener Graft Epoxy Resin:0.8:1.8 group
Into mixture.
Embodiment 8
The difference of the present embodiment and above-described embodiment 3 is：
The polyester is by polybutylene terephthalate (PBT), PTT and polyethylene terephthalate
Ester compares 1.5 with weight:1:The mixture of 1 composition.
The main flame retardant be by the poly- carbon of bromination and mean molecule quantity for 30000 brominated epoxy resin with weight ratio 1:1
The mixture of composition.
The auxiliary flame retardant is with weight ratio 1 by antimony oxide and sodium antimonate:The mixture of 1 composition.
The toughener is polyolefin, the ethylene-ethyl acrylate copolymer being modified by GMA
Graft Polyolefin with acrylic anhydride is with weight ratio 1:1.8:The mixture of 2.8 compositions.
The opacifier is with weight ratio 2 by rutile type titanium white, zinc sulphide and barium sulfate:1.5:The mixing of 1 composition
Thing.
The laser marking powder is with weight ratio 1 by tin-oxide, sb oxide and neodymium oxides:1:The mixing of 3 compositions
Thing.
The anti-dripping agent is polytetrafluoroethylene (PTFE), MMA coating modifications PTFE and AS coating modification PTFE with weight ratio 1.5:
1:The mixture of 1 composition.
The lubricant is with weight ratio by OPE, pentaerythritol stearate and ethylene bis stearic acid amide
2：1：The mixture of 1 composition.
The toner is anatase thpe white powder of the particle diameter at 3 μm.
The polyester composite also includes 25 parts of aliphatic polyketone.
The polyester composite also includes 0.003 part of 0.003 part of chain extender and end-capping reagent.
The chain extender is by pyromellitic acid dianhydride, bis-epoxy bisphenol-A-diglycidyl ether and 4,4'- diphenyl methane
Diisocyanate compares 1 with weight:1.8:The mixture of 1 composition.
The end-capping reagent is with weight ratio 1 by MBS, EMA-g-GMA and ACR toughener Graft Epoxy Resin:1:2 compositions
Mixture.
Embodiment 9
The difference of the present embodiment and above-described embodiment 4 is：
The polyester is by polybutylene terephthalate (PBT), PTT and polyethylene terephthalate
Ester compares 1.8 with weight:1.2:The mixture of 1 composition.
The main flame retardant be by the poly- carbon of bromination and mean molecule quantity for 40000 brominated epoxy resin with weight ratio 1.2:
The mixture of 1 composition.
The auxiliary flame retardant is with weight ratio 1 by antimony oxide and sodium antimonate:The mixture of 1.1 compositions.
The toughener is polyolefin, the ethylene-ethyl acrylate copolymer being modified by GMA
Graft Polyolefin with acrylic anhydride is with weight ratio 1:2:The mixture of 3 compositions.
The opacifier is with weight ratio 2.2 by rutile type titanium white, zinc sulphide and barium sulfate:1.8:1 composition it is mixed
Compound.
The laser marking powder is with weight ratio 1.2 by tin-oxide, sb oxide and neodymium oxides:1:3.5 compositions
Mixture.
The anti-dripping agent is polytetrafluoroethylene (PTFE), MMA coating modifications PTFE and AS coating modification PTFE with weight ratio 1.8:
1.1:The mixture of 1 composition.
The lubricant is with weight ratio by OPE, pentaerythritol stearate and ethylene bis stearic acid amide
2.2：1：The mixture of 1.1 compositions.
The toner is anatase thpe white powder of the particle diameter at 4 μm.
The polyester composite also includes 30 parts of aliphatic polyketone.
The polyester composite also includes 0.004 part of 0.004 part of chain extender and end-capping reagent.
The chain extender is by pyromellitic acid dianhydride, bis-epoxy bisphenol-A-diglycidyl ether and 4,4'- diphenyl methane
Diisocyanate compares 1.1 with weight:2:The mixture of 1 composition.
The end-capping reagent is with weight ratio 1 by MBS, EMA-g-GMA and ACR toughener Graft Epoxy Resin:1.2:2.2 group
Into mixture.
Embodiment 10
The difference of the present embodiment and above-described embodiment 5 is：
The polyester is by polybutylene terephthalate (PBT), PTT and polyethylene terephthalate
Ester compares 2 with weight:1.5:The mixture of 1 composition.
The main flame retardant be by the poly- carbon of bromination and mean molecule quantity for 50000 brominated epoxy resin with weight ratio 1.5:
The mixture of 1 composition.
The auxiliary flame retardant is with weight ratio 1 by antimony oxide and sodium antimonate:The mixture of 1.2 compositions.
The toughener is polyolefin, the ethylene-ethyl acrylate copolymer being modified by GMA
Graft Polyolefin with acrylic anhydride is with weight ratio 1:2.2:The mixture of 3.2 compositions.
The opacifier is with weight ratio 2.5 by rutile type titanium white, zinc sulphide and barium sulfate:2:The mixing of 1 composition
Thing.
The laser marking powder is with weight ratio 1.5 by tin-oxide, sb oxide and neodymium oxides:1:4 compositions it is mixed
Compound.
The anti-dripping agent is polytetrafluoroethylene (PTFE), MMA coating modifications PTFE and AS coating modification PTFE with weight ratio 2:
1.2:The mixture of 1 composition.
The lubricant is with weight ratio by OPE, pentaerythritol stearate and ethylene bis stearic acid amide
2.5：1：The mixture of 1.2 compositions.
The toner is anatase thpe white powder of the particle diameter at 5 μm.
The polyester composite also includes 35 parts of aliphatic polyketone.
The polyester composite also includes 0.005 part of 0.005 part of chain extender and end-capping reagent.
The chain extender is by pyromellitic acid dianhydride, bis-epoxy bisphenol-A-diglycidyl ether and 4,4'- diphenyl methane
Diisocyanate compares 1.2 with weight:2.2:The mixture of 1 composition.
The end-capping reagent is with weight ratio 1 by MBS, EMA-g-GMA and ACR toughener Graft Epoxy Resin:1.5:2.5 group
Into mixture.
The present invention can laser marking high shading LED polyester composite good shading effects, and beaten available for laser
Mark, and anti-flammability can reach V0 grades of UL94（0.8mm）, good flame retardation effect, resistance to gentle weather resistance is excellent, and tensile strength can
To reach more than 130Mpa, bending strength can reach more than 190Mpa, and intensity is high, and notch impact strength can reach 12Kj/
m2More than, high/low temperature can be passed through（- 40 DEG C~+120 DEG C）Impact test, excellent shock resistance, processing characteristics is excellent, comprehensive
Can be excellent.
Above-described embodiment is the present invention preferably implementation, and in addition, the present invention can be realized with other manner,
Any obvious replacement is within protection scope of the present invention on the premise of not departing from present inventive concept.
Claims (10)
1. it is a kind of can laser marking high shading LED polyester composites, it is characterised in that：The polyester composite includes
The raw material of following parts by weight：
40-60 parts of polyester
15-20 parts of glass fibre
15-20 parts of main flame retardant
3-5 parts of auxiliary flame retardant
4-8 parts of toughener
0.1-0.2 parts of antioxidant
10-15 parts of opacifier
0.3-1.0 parts of laser marking powder
Other auxiliary agent 0.5-1.0 parts.
2. it is according to claim 1 it is a kind of can laser marking high shading LED polyester composites, it is characterised in that：
The polyester is in polybutylene terephthalate (PBT), PTT and polyethylene terephthalate
At least one, wherein, the inherent viscosity of polybutylene terephthalate (PBT) is 0.7-1.2dl/g, and melting temperature is 220-230
DEG C, content of carboxyl end group is 15-18mol/t.
3. it is according to claim 1 it is a kind of can laser marking high shading LED polyester composites, it is characterised in that：
The glass fibre is the alkali-free short glass fiber that filament diameter is handled on 10-15 μm and surface through silane coupler.
4. it is according to claim 1 it is a kind of can laser marking high shading LED polyester composites, it is characterised in that：
The main flame retardant is the poly- carbon of bromination and mean molecule quantity is at least one of 10000-50000 brominated epoxy resin.
5. it is according to claim 1 it is a kind of can laser marking high shading LED polyester composites, it is characterised in that：
The auxiliary flame retardant is at least one of antimony oxide, antimony pentoxide and sodium antimonate.
6. it is according to claim 1 it is a kind of can laser marking high shading LED polyester composites, it is characterised in that：
The toughener is polyolefin, ethylene-ethyl acrylate copolymer, the polyolefin and third that GMA is modified
At least one of Graft Polyolefin of olefin(e) acid acid anhydride.
7. it is according to claim 1 it is a kind of can laser marking high shading LED polyester composites, it is characterised in that：
The antioxidant is with weight to compare 1-2 by antioxidant 1010 and irgasfos 168:The mixture of 1 composition.
8. it is according to claim 1 it is a kind of can laser marking high shading LED polyester composites, it is characterised in that：
The opacifier is at least one of rutile type titanium white, zinc sulphide, vertical powder, zinc oxide, calcium carbonate and barium sulfate.
9. it is according to claim 1 it is a kind of can laser marking high shading LED polyester composites, it is characterised in that：
The laser marking powder is at least one of tin-oxide, sb oxide and neodymium oxides；Other auxiliary agents are anti-dripping melt
At least one of agent, lubricant and toner.
10. as described in claim any one of 1-9 it is a kind of can laser marking high shading LED polyester composites preparation
Method, it is characterised in that：Comprise the following steps：
（1）The various raw materials in addition to glass fibre are weighed by weight；
（2）The PBT resin weighed up is first premixed into 1.5-2.5min, then the original weighed up with other with diffusing oil in high-speed mixer
Material is mixed after 1.5-2.5min and discharged again, through double screw extruder extruding pelletization, and glass fibre claims to add by side feeding through weightlessness,
Be made can laser marking high shading LED polyester composites；
Wherein, the double screw extruder each section of processing temperature since feeding section is respectively：170-190℃、190-210
℃、190-210℃、200-220℃、200-220℃、200-220℃、210-230℃、210-230℃、210-230℃、220-
240 DEG C, head temperature is 230-250 DEG C, and screw speed is 320-400r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710493696.XA CN107201011A (en) | 2017-06-26 | 2017-06-26 | It is a kind of can laser marking high shading LED polyester composites and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710493696.XA CN107201011A (en) | 2017-06-26 | 2017-06-26 | It is a kind of can laser marking high shading LED polyester composites and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107201011A true CN107201011A (en) | 2017-09-26 |
Family
ID=59907862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710493696.XA Pending CN107201011A (en) | 2017-06-26 | 2017-06-26 | It is a kind of can laser marking high shading LED polyester composites and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107201011A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109096722A (en) * | 2018-06-07 | 2018-12-28 | 广东聚石化学股份有限公司 | A kind of shock resistance laser carving PC/PBT alloy and preparation method thereof |
| CN109337330A (en) * | 2018-09-10 | 2019-02-15 | 广东聚石化学股份有限公司 | A kind of high shading PC composite material and preparation method of halogen-free flameproof |
| CN109627717A (en) * | 2018-12-10 | 2019-04-16 | 广州飞胜高分子材料有限公司 | A kind of 3D printing composite material that shading is antibacterial, preparation method and applications |
| CN109880276A (en) * | 2019-02-25 | 2019-06-14 | 东莞市东翔塑胶有限公司 | A kind of high-rate laser mark PBT/ABS composite material, preparation method and application |
| CN111793330A (en) * | 2020-08-12 | 2020-10-20 | 汕头市邦腾科技有限公司 | Light-shielding modified plastic and preparation method and application thereof |
| CN111944370A (en) * | 2020-08-07 | 2020-11-17 | 上海金力泰化工股份有限公司 | Water-based single-component automobile paint capable of wetting and spraying and preparation method thereof |
| CN112608584A (en) * | 2020-11-30 | 2021-04-06 | 金发科技股份有限公司 | PBT modified material with high elongation at break as well as preparation method and application thereof |
| CN112679917A (en) * | 2020-12-09 | 2021-04-20 | 中广核瑞胜发（厦门）新材料有限公司 | Cold-heat-resistant high-strength high-toughness PBT (polybutylene terephthalate) composite material suitable for full-shading lamp and preparation and application thereof |
| WO2022088598A1 (en) | 2020-10-29 | 2022-05-05 | 金发科技股份有限公司 | Laser marking shading enhanced pbt composition, preparation method therefor and use thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101831154A (en) * | 2010-05-13 | 2010-09-15 | 南通市东方塑胶有限公司 | Flame-retardant polyester material for large-power energy-saving lamps and production method thereof |
| CN102417646A (en) * | 2011-10-24 | 2012-04-18 | 上海交通大学 | Laser-markable polyethylene composition |
| CN106739058A (en) * | 2016-12-19 | 2017-05-31 | 金富科技股份有限公司 | A kind of method of optical-fiber laser mark bottle cap and the bottle cap being made of the method |
-
2017
- 2017-06-26 CN CN201710493696.XA patent/CN107201011A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101831154A (en) * | 2010-05-13 | 2010-09-15 | 南通市东方塑胶有限公司 | Flame-retardant polyester material for large-power energy-saving lamps and production method thereof |
| CN102417646A (en) * | 2011-10-24 | 2012-04-18 | 上海交通大学 | Laser-markable polyethylene composition |
| CN106739058A (en) * | 2016-12-19 | 2017-05-31 | 金富科技股份有限公司 | A kind of method of optical-fiber laser mark bottle cap and the bottle cap being made of the method |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109096722A (en) * | 2018-06-07 | 2018-12-28 | 广东聚石化学股份有限公司 | A kind of shock resistance laser carving PC/PBT alloy and preparation method thereof |
| CN109337330A (en) * | 2018-09-10 | 2019-02-15 | 广东聚石化学股份有限公司 | A kind of high shading PC composite material and preparation method of halogen-free flameproof |
| CN109627717A (en) * | 2018-12-10 | 2019-04-16 | 广州飞胜高分子材料有限公司 | A kind of 3D printing composite material that shading is antibacterial, preparation method and applications |
| CN109880276A (en) * | 2019-02-25 | 2019-06-14 | 东莞市东翔塑胶有限公司 | A kind of high-rate laser mark PBT/ABS composite material, preparation method and application |
| CN111944370A (en) * | 2020-08-07 | 2020-11-17 | 上海金力泰化工股份有限公司 | Water-based single-component automobile paint capable of wetting and spraying and preparation method thereof |
| CN111793330A (en) * | 2020-08-12 | 2020-10-20 | 汕头市邦腾科技有限公司 | Light-shielding modified plastic and preparation method and application thereof |
| CN111793330B (en) * | 2020-08-12 | 2023-01-31 | 疆合材料科技（苏州）有限公司 | Light-shielding modified plastic and preparation method and application thereof |
| WO2022088598A1 (en) | 2020-10-29 | 2022-05-05 | 金发科技股份有限公司 | Laser marking shading enhanced pbt composition, preparation method therefor and use thereof |
| CN112608584A (en) * | 2020-11-30 | 2021-04-06 | 金发科技股份有限公司 | PBT modified material with high elongation at break as well as preparation method and application thereof |
| CN112608584B (en) * | 2020-11-30 | 2022-07-12 | 金发科技股份有限公司 | PBT modified material with high elongation at break as well as preparation method and application thereof |
| CN112679917A (en) * | 2020-12-09 | 2021-04-20 | 中广核瑞胜发（厦门）新材料有限公司 | Cold-heat-resistant high-strength high-toughness PBT (polybutylene terephthalate) composite material suitable for full-shading lamp and preparation and application thereof |
| CN112679917B (en) * | 2020-12-09 | 2022-11-25 | 中广核瑞胜发（厦门）新材料有限公司 | Cold-heat-resistant high-strength high-toughness PBT (polybutylene terephthalate) composite material suitable for full-shading lamp and preparation and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107201011A (en) | It is a kind of can laser marking high shading LED polyester composites and preparation method thereof | |
| CN107163518A (en) | It is a kind of can laser marking high glowing filament ignition temperature flame-retardant PBT composite and preparation method thereof | |
| CN103408915B (en) | A kind of high rigidity polycarbonate composite material and preparation method thereof | |
| CN107353604A (en) | A kind of dark color can laser marking halogen-free anti-flaming PBT composite and preparation method thereof | |
| CN109651814A (en) | A kind of high activeness and quietness type polyphenyl thioether composite material and preparation method thereof | |
| CN100590146C (en) | Preparation of halogen-free flame-proof nylon 66 having high-mechanical property and composite material | |
| CN105273402B (en) | A kind of preparation of high rigidity fire-retardant nylon timbering material and application | |
| CN101225220A (en) | Flame-retardant reinforced polybutylene terephthalate compound and production method thereof | |
| CN107189371A (en) | A kind of low Tvoc anti-flaming PBT composites and preparation method thereof | |
| CN103160080B (en) | A kind of halogen-free flame-retardant long fiber glass reinforced PBT composite and preparation method thereof | |
| CN102061071A (en) | Halogen-free flame retardant polyester with laser marking function and preparation method thereof | |
| CN103709659A (en) | Glass fiber reinforced PBT/PET alloy material | |
| CN103951959A (en) | Intumescent flame-retardant reinforced PC (Polycarbonate)/ABS (Acrylonitrile Butadiene Styrene) alloy and preparation method thereof | |
| CN113105727B (en) | Weather-resistant high-glowing filament polyester composite material and preparation method thereof | |
| CN102719072A (en) | Glass fiber reinforced polycarbonate resin with high impact strength and preparation method of resin | |
| CN102040810A (en) | Polybutylece terephthalate (PBT) engineering plastics as well as preparation method and application thereof | |
| CN108929540A (en) | A kind of halogen-free flame-proof antistatic polyamide material and its preparation process | |
| CN108530848A (en) | High thermal deformation basalt fibre enhancing halogen-free flameproof PET material and preparation method thereof | |
| CN101165093A (en) | High hydrolysis resistance anti-flaming enhanced polybutylene terephthalate composition and preparation method thereof | |
| CN101875783A (en) | Reinforced polytetramethyleneadiamide material and preparation method thereof | |
| CN103073855B (en) | A kind of polymer blend, preparation method and application thereof | |
| CN114426760A (en) | Hydrolysis-resistant polyester-based composite material and preparation method thereof | |
| CN102408707A (en) | Glass fiber strengthened poly-hexamethylene terephthalamide material and preparation method thereof | |
| CN104530678B (en) | A kind of degradable flowing PC/PLA alloy materials high and preparation method thereof | |
| CN104559079A (en) | Nano-modified PET engineering plastic and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170926 |