CN107189371A - A kind of low Tvoc anti-flaming PBT composites and preparation method thereof - Google Patents
A kind of low Tvoc anti-flaming PBT composites and preparation method thereof Download PDFInfo
- Publication number
- CN107189371A CN107189371A CN201710493988.3A CN201710493988A CN107189371A CN 107189371 A CN107189371 A CN 107189371A CN 201710493988 A CN201710493988 A CN 201710493988A CN 107189371 A CN107189371 A CN 107189371A
- Authority
- CN
- China
- Prior art keywords
- parts
- pbt
- low tvoc
- antioxidant
- flaming
- 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
-
- 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
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- 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
-
- 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
- C08L2205/06—Polymer mixtures characterised by other features having improved processability or containing aids for moulding methods
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2310/00—Masterbatches
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to technical field of polymer materials, and in particular to a kind of low Tvoc anti-flaming PBT composites and preparation method thereof, the low Tvoc anti-flaming PBT composites include the raw material of following parts by weight：30 50 parts of PBT resin, 25 35 parts of glass fibre, 15 20 parts of main flame retardant, 35 parts of auxiliary flame retardant, 24 parts of toughener, 0.5 1.0 parts of odour absorbents, 0.1 0.2 parts of antioxidant, 0.5 1.0 parts of other auxiliary agents.The low Tvoc anti-flaming PBT composites of the present invention have relatively low Tvoc contents, low smell, and good flame retardation effect, and resistance to gentle weather resistance is excellent, and intensity is high, and 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 a kind of low Tvoc anti-flaming PBT composites and its system
Preparation Method.
Background technology
Tvoc refers to that saturated vapour pressure at room temperature has exceeded 133.32pa organic matter, its boiling point at 50 DEG C to 250 DEG C,
The form that can be evaporated under normal temperature is present in air, its toxicity, excitant, carcinogenicity and special odor profiles, can influence
Skin and mucous membrane, acute lesion is produced to human body.
PBT be it is a kind of it is translucent arrive opaque creamy white crystals thermoplastic polyester, be five large-engineering plastics it is important into
One of member.It has excellent mechanical performance, electrical property, heat resistance, wearability, chemical resistance, formability and good size
Stability, is widely used in the fields such as electronic apparatus, automobile, machinery.
Due to PBT These characteristics, flame-retardant PBT is widely used in the fields such as capacitor, relay and automotive upholstery,
Therefore, it is necessary to reduce the Tvoc contents of flame-retardant PBT material.
The content of the invention
In order to overcome shortcoming and defect present in prior art, it is an object of the invention to provide a kind of low Tvoc is fire-retardant
PBT composite, the PBT composite has relatively low Tvoc contents, low smell, and good flame retardation effect, resistance to gentle weatherability
Can be excellent, intensity is high, and excellent shock resistance, processing characteristics is excellent, excellent combination property.
Another object of the present invention is to provide a kind of preparation method of low Tvoc anti-flaming PBT composites, the preparation side
Method step is simple, convenient operation and control, steady quality, and production efficiency is high, and production cost is low, can large-scale industrial production.
The purpose of the present invention is achieved through the following technical solutions：A kind of low Tvoc anti-flaming PBT composites, the PBT is answered
Condensation material includes the raw material of following parts by weight：
30-50 parts of PBT resin
25-35 parts of glass fibre
15-20 parts of main flame retardant
3-5 parts of auxiliary flame retardant
2-4 parts of toughener
0.5-1.0 parts of odour absorbents
0.1-0.2 parts of antioxidant
Other auxiliary agent 0.5-1.0 parts.
The low Tvoc anti-flaming PBT composites of the present invention strictly control the weight of each raw material by using above-mentioned raw materials
Proportioning, obtained PBT composite has relatively low Tvoc contents, low smell, and good flame retardation effect, and resistance to gentle weather resistance is excellent
Good, intensity is high, and excellent shock resistance, processing characteristics is excellent, excellent combination property.
It is preferred that, the PBT resin is that inherent viscosity is the poly- of 10-15mol/t in 0.7-1.2dL/g, terminal hydroxyl content
Mutual-phenenyl two acid bromide two alcohol ester.
The present invention by using above-mentioned inherent viscosity and terminal hydroxyl content polybutylene terephthalate (PBT) as PBT resin,
Obtained PBT composite has excellent mechanical performance, electrical property, heat resistance, wearability, chemical resistance, formability and good
Good dimensional stability.
It is preferred that, the glass fibre is long glass fibres of the filament diameter at 10-15 μm.
The present invention is by using the long glass fibres of above-mentioned filament diameter, obtained PBT composite tensile strength height, electricity
Good insulating, heatproof is high, and non-ignitable, anti-corruption, heat-insulated, sound-proofing is good.
It is preferred that, the main flame retardant is that brominated Polystyrene, the poly- carbon of bromination and mean molecule quantity are 10000-50000's
At least one of brominated epoxy resin.The main flame retardant is to be by brominated Polystyrene, the poly- carbon of bromination and mean molecule quantity
10000-50000 brominated epoxy resin compares 1.5-2.5 with weight:0.5-1.5: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.It is described
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 at least one in ethylene-methyl acrylate-glycidyl acrylate and polyethylene
Kind.It is more highly preferred to, the toughener is with weight ratio by ethylene-methyl acrylate-glycidyl acrylate and polyethylene
0.5-1.5:The mixture of 1 composition.
The present invention can improve the toughness and mechanical and physical performance of PBT composite by using above-mentioned toughener.
It is preferred that, the antioxidant be antioxidant 626, antioxidant S9228, antioxidant 1098 and antioxidant 1076 in extremely
Few one kind.It is more highly preferred to, the antioxidant is with weight ratio 1 by antioxidant S9228, antioxidant 1098 and antioxidant 1076:
0.8-1.2:1.6-2.4 the mixture of composition.
Species of the invention by strictly controlling antioxidant, can delay or suppress the progress of material oxidation process, so that
Prevent the aging of material and extend its service life, while also inhibits the smell produced by material degradation.
It is preferred that, the odour absorbents is at least one of BX molecular sieves and zinc ricinoleate.It is more highly preferred to, institute
It is with weight to compare 1-2 by BX molecular sieves and zinc ricinoleate to state odour absorbents:The mixture of 1 composition.
The present invention is by using above-mentioned odour absorbents, and obtained PBT composite has relatively low Tvoc contents, low gas
Taste.
It is preferred that, other auxiliary agents are at least one of toner, color masterbatch and lubricant.
The toner is titanium dioxide of the particle diameter at 1-5 μm；The titanium dioxide is by rutile type titanium white and anatase titanium dioxide titanium
White powder compares 1 with weight：1.5-2.5 the mixture of composition.
The present invention using particle diameter in 1-5 μm of titanium dioxide as toner, further using rutile type titanium white and rutile titania
Type titanium dioxide compounding use, and control its weight ratio to be 1：1.5-2.5, with superior whiteness, tinting strength, tinting power, covering power, weather-proof
Property, heat resistance and chemical stability, particularly no toxicity.
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 PBT composite also includes 0.5-1.5 parts of anti-dripping agent.
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.
In order to further enhance the intensity and mechanical property of PBT composite, the PBT composite also includes aliphatic
15-35 parts of polyketone.
The present invention, can be with PBT formation alloy materials, Ke Yiti by adding aliphatic polyketone in PBT composite
The intensity and shock resistance of high PBT composite, also with excellent wearability, chemical resistance, fuel resistance and hydrolysis
Property.
In order to further enhance the mechanical property and processing characteristics of PBT composite, the PBT composite also includes expanding
0.001-0.005 parts of 0.001-0.005 parts of chain agent 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 as to strengthen the mechanical property and processing characteristics of PBT composite.It is preferred that,
The chain extender is pyromellitic acid dianhydride, poly- benzo-dioxazole, bis-epoxy bisphenol-A-diglycidyl ether, 4,4'- diphenylmethyls
At least one of alkane diisocyanate and triphenyl phosphite.Be more highly preferred to, the chain extender be by pyromellitic acid dianhydride,
Bis-epoxy bisphenol-A-diglycidyl ether and 4,4'- methyl diphenylene diisocyanate compare 0.8-1.2 with weight:1.4-2.2:1
The mixture of 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：A kind of preparation of low Tvoc anti-flaming PBT composites
Method, 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, and through double screw extruder extruding pelletization, glass fibre is added by glass porch, is made
Low Tvoc anti-flaming PBT composites；
Wherein, the extruder temperature of the double screw extruder is 180-230 DEG C, and screw speed is 340-420r/min, vacuum
For 0.6-1.0Mpa.
The beneficial effects of the present invention are：The low Tvoc anti-flaming PBT composites of the present invention have relatively low Tvoc contents,
Low smell, and good flame retardation effect, resistance to gentle weather resistance are excellent, and intensity is high, and excellent shock resistance, processing characteristics is excellent, comprehensive
Close excellent performance.
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
A kind of low Tvoc anti-flaming PBT composites, the PBT composite includes the raw material of following parts by weight：
30 parts of PBT resin
25 parts of glass fibre
15 parts of main flame retardant
3 parts of auxiliary flame retardant
2 parts of toughener
0.5 part of odour absorbents
0.1 part of antioxidant
Other 0.5 part of auxiliary agents.
The PBT resin is the poly terephthalic acid fourth two that inherent viscosity is 10mol/t in 0.7dL/g, terminal hydroxyl content
Alcohol ester.
The glass fibre is long glass fibres of the filament diameter at 10 μm.
The main flame retardant is brominated Polystyrene.
The auxiliary flame retardant is antimony oxide.
The toughener is ethylene-methyl acrylate-glycidyl acrylate.
The antioxidant is antioxidant 626.
The odour absorbents is BX molecular sieves.
Other auxiliary agents are toner.
Another object of the present invention is achieved through the following technical solutions：A kind of preparation of low Tvoc anti-flaming PBT composites
Method, 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 is added by glass porch, low Tvoc resistances are made
Fire PBT composite；
Wherein, the extruder temperature of the double screw extruder is 180 DEG C, and screw speed is 340r/min, and vacuum is 0.6Mpa.
Embodiment 2
A kind of low Tvoc anti-flaming PBT composites, the PBT composite includes the raw material of following parts by weight：
35 parts of PBT resin
28 parts of glass fibre
16 parts of main flame retardant
3.5 parts of auxiliary flame retardant
2.5 parts of toughener
0.6 part of odour absorbents
0.12 part of antioxidant
Other 0.6 part of auxiliary agents.
The PBT resin is the poly terephthalic acid fourth two that inherent viscosity is 11mol/t in 0.8dL/g, terminal hydroxyl content
Alcohol ester.
The glass fibre is long glass fibres of the filament diameter at 11 μm.
The main flame retardant is the poly- carbon of bromination.
The auxiliary flame retardant is antimony pentoxide.
The toughener is polyethylene.
The antioxidant is antioxidant S9228.
The odour absorbents is zinc ricinoleate.
Other auxiliary agents are color masterbatch.
Another object of the present invention is achieved through the following technical solutions：A kind of preparation of low Tvoc anti-flaming PBT composites
Method, 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 is added by glass porch, low Tvoc resistances are made
Fire PBT composite；
Wherein, the extruder temperature of the double screw extruder is 190 DEG C, and screw speed is 360r/min, and vacuum is 0.7Mpa.
Embodiment 3
A kind of low Tvoc anti-flaming PBT composites, the PBT composite includes the raw material of following parts by weight：
40 parts of PBT resin
30 parts of glass fibre
18 parts of main flame retardant
4 parts of auxiliary flame retardant
3 parts of toughener
0.8 part of odour absorbents
0.15 part of antioxidant
Other 0.8 part of auxiliary agents.
The PBT resin is the poly terephthalic acid fourth two that inherent viscosity is 12mol/t in 0.9dL/g, terminal hydroxyl content
Alcohol ester.
The glass fibre is long glass fibres of the filament diameter at 12 μm.
The main flame retardant is that mean molecule quantity is at least one of 10000 brominated epoxy resin.
The auxiliary flame retardant is sodium antimonate.
The toughener is ethylene-methyl acrylate-glycidyl acrylate.
The antioxidant is antioxidant 1098.
The odour absorbents is BX molecular sieves.
Other auxiliary agents are lubricant.
Another object of the present invention is achieved through the following technical solutions：A kind of preparation of low Tvoc anti-flaming PBT composites
Method, 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 is added by glass porch, low Tvoc is made fire-retardant
PBT composite；
Wherein, the extruder temperature of the double screw extruder is 200 DEG C, and screw speed is 380r/min, and vacuum is 0.8Mpa.
Embodiment 4
A kind of low Tvoc anti-flaming PBT composites, the PBT composite includes the raw material of following parts by weight：
45 parts of PBT resin
32 parts of glass fibre
18 parts of main flame retardant
4.5 parts of auxiliary flame retardant
3.5 parts of toughener
0.9 part of odour absorbents
0.18 part of antioxidant
Other 0.9 part of auxiliary agents.
The PBT resin is the poly terephthalic acid fourth two that inherent viscosity is 14mol/t in 1.1dL/g, terminal hydroxyl content
Alcohol ester.
The glass fibre is long glass fibres of the filament diameter at 14 μm.
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 polyethylene.
The antioxidant is antioxidant 1098.
The odour absorbents is BX molecular sieves.
Other auxiliary agents are toner.
Another object of the present invention is achieved through the following technical solutions：A kind of preparation of low Tvoc anti-flaming PBT composites
Method, 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 is added by glass porch, low Tvoc resistances are made
Fire PBT composite；
Wherein, the extruder temperature of the double screw extruder is 210 DEG C, and screw speed is 400r/min, and vacuum is 0.9Mpa.
Embodiment 5
A kind of low Tvoc anti-flaming PBT composites, the PBT composite includes the raw material of following parts by weight：
50 parts of PBT resin
35 parts of glass fibre
20 parts of main flame retardant
5 parts of auxiliary flame retardant
4 parts of toughener
1.0 parts of odour absorbents
0.2 part of antioxidant
Other 1.0 parts of auxiliary agents.
The PBT resin is the poly terephthalic acid fourth two that inherent viscosity is 15mol/t in 1.2dL/g, terminal hydroxyl content
Alcohol ester.
The glass fibre is long glass fibres of the filament diameter at 15 μm.
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 ethylene-methyl acrylate-glycidyl acrylate.
The antioxidant is antioxidant 626.
The odour absorbents is BX molecular sieves.
Other auxiliary agents are color masterbatch.
Another object of the present invention is achieved through the following technical solutions：A kind of preparation of low Tvoc anti-flaming PBT composites
Method, 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 is added by glass porch, low Tvoc resistances are made
Fire PBT composite；
Wherein, the extruder temperature of the double screw extruder is 230 DEG C, and screw speed is 420r/min, and vacuum is 1.0Mpa.
Embodiment 6
The difference of the present embodiment and above-described embodiment 1 is：
The main flame retardant be by brominated Polystyrene, the poly- carbon of bromination and mean molecule quantity for 10000 brominated epoxy resin with
Weight compares 1.5:0.5: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 with weight ratio 0.5 by ethylene-methyl acrylate-glycidyl acrylate and polyethylene:1 group
Into mixture.
The antioxidant is with weight ratio 1 by antioxidant S9228, antioxidant 1098 and antioxidant 1076:0.8:1.6 composition
Mixture.
The odour absorbents is with weight ratio 1 by BX molecular sieves and zinc ricinoleate:The mixture of 1 composition.
The toner is titanium dioxide of the particle diameter at 1 μm；The titanium dioxide is by rutile type titanium white and anatase titanium dioxide
Powder compares 1 with weight：1.5 the mixture of 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 PBT composite also includes 0.5 part of anti-dripping agent.
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 PBT composite also includes 15 parts of aliphatic polyketone.
The PBT 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 main flame retardant be by brominated Polystyrene, the poly- carbon of bromination and mean molecule quantity for 20000 brominated epoxy resin with
Weight compares 1.8:0.8: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 with weight ratio 0.8 by ethylene-methyl acrylate-glycidyl acrylate and polyethylene:1 group
Into mixture.
The antioxidant is with weight ratio 1 by antioxidant S9228, antioxidant 1098 and antioxidant 1076:0.9:1.8 composition
Mixture.
The odour absorbents is with weight ratio 1.2 by BX molecular sieves and zinc ricinoleate:The mixture of 1 composition.
The toner is titanium dioxide of the particle diameter at 2 μm；The titanium dioxide is by rutile type titanium white and anatase titanium dioxide
Powder compares 1 with weight：The mixture of 1.8 compositions.
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 PBT composite also includes 0.8 part of anti-dripping agent.
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 PBT composite also includes 20 parts of aliphatic polyketone.
The PBT 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 main flame retardant be by brominated Polystyrene, the poly- carbon of bromination and mean molecule quantity for 30000 brominated epoxy resin with
Weight compares 2:1:The mixture of 1 composition.
The auxiliary flame retardant is with weight ratio 1 by antimony oxide and sodium antimonate:The mixture of 1 composition.
The toughener is with weight ratio 1 by ethylene-methyl acrylate-glycidyl acrylate and polyethylene:1 composition
Mixture.
The antioxidant is with weight ratio 1 by antioxidant S9228, antioxidant 1098 and antioxidant 1076:1:2 compositions it is mixed
Compound.
The odour absorbents is with weight ratio 1.5 by BX molecular sieves and zinc ricinoleate:The mixture of 1 composition.
The toner is titanium dioxide of the particle diameter at 3 μm；The titanium dioxide is by rutile type titanium white and anatase titanium dioxide
Powder compares 1 with weight：The mixture of 2 compositions.
The lubricant is with weight ratio by OPE, pentaerythritol stearate and ethylene bis stearic acid amide
2：1：The mixture of 1 composition.
The PBT composite also includes 1 part of anti-dripping agent.
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 PBT composite also includes 25 parts of aliphatic polyketone.
The PBT 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 main flame retardant be by brominated Polystyrene, the poly- carbon of bromination and mean molecule quantity for 40000 brominated epoxy resin with
Weight compares 2.2:1.2: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 with weight ratio 1.2 by ethylene-methyl acrylate-glycidyl acrylate and polyethylene:1 group
Into mixture.
The antioxidant is with weight ratio 1 by antioxidant S9228, antioxidant 1098 and antioxidant 1076:1.1:2.2 composition
Mixture.
The odour absorbents is with weight ratio 1.8 by BX molecular sieves and zinc ricinoleate:The mixture of 1 composition.
The toner is titanium dioxide of the particle diameter at 4 μm；The titanium dioxide is by rutile type titanium white and anatase titanium dioxide
Powder compares 1 with weight：The mixture of 2.2 compositions.
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 PBT composite also includes 1.2 parts of anti-dripping agent.
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 PBT composite also includes 30 parts of aliphatic polyketone.
The PBT 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 main flame retardant be by brominated Polystyrene, the poly- carbon of bromination and mean molecule quantity for 50000 brominated epoxy resin with
Weight compares 2.5:1.5: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 with weight ratio 1.5 by ethylene-methyl acrylate-glycidyl acrylate and polyethylene:1 group
Into mixture.
The antioxidant is with weight ratio 1 by antioxidant S9228, antioxidant 1098 and antioxidant 1076:1.2:2.4 composition
Mixture.
The odour absorbents is with weight ratio 2 by BX molecular sieves and zinc ricinoleate:The mixture of 1 composition.
The toner is titanium dioxide of the particle diameter at 5 μm；The titanium dioxide is by rutile type titanium white and anatase titanium dioxide
Powder compares 1 with weight：The mixture of 2.5 compositions.
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 PBT composite also includes 1.5 parts of anti-dripping agent.
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 PBT composite also includes 35 parts of aliphatic polyketone.
The PBT 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 Tvoc contents of the low Tvoc anti-flaming PBT composites of the present invention are less than 5ppm, low with relatively low Tvoc contents
Smell, and anti-flammability can reach V0 grades of UL94（0.8mm）, good flame retardation effect, tensile strength can reach more than 120Mpa,
Bending strength can reach more than 180Mpa, and intensity is high, and notch impact strength can reach 10Kj/m2More than, shock resistance
Excellent, processing characteristics is excellent, excellent combination property.
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. a kind of low Tvoc anti-flaming PBT composites, it is characterised in that：The PBT composite includes the original of following parts by weight
Material：
30-50 parts of PBT resin
25-35 parts of glass fibre
15-20 parts of main flame retardant
3-5 parts of auxiliary flame retardant
2-4 parts of toughener
0.5-1.0 parts of odour absorbents
0.1-0.2 parts of antioxidant
Other auxiliary agent 0.5-1.0 parts.
2. a kind of low Tvoc anti-flaming PBT composites according to claim 1, it is characterised in that：The PBT resin is spy
Property viscosity 0.7-1.2dL/g, terminal hydroxyl content be 10-15mol/t polybutylene terephthalate (PBT).
3. a kind of low Tvoc anti-flaming PBT composites according to claim 1, it is characterised in that：The glass fibre is
Long glass fibres of the filament diameter at 10-15 μm.
4. a kind of low Tvoc anti-flaming PBT composites according to claim 1, it is characterised in that：The main flame retardant is
The poly- carbon of brominated Polystyrene, bromination and mean molecule quantity are at least one of 10000-50000 brominated epoxy resin.
5. a kind of low Tvoc anti-flaming PBT composites according to claim 1, it is characterised in that：The auxiliary flame retardant
For at least one of antimony oxide, antimony pentoxide and sodium antimonate.
6. a kind of low Tvoc anti-flaming PBT composites according to claim 1, it is characterised in that：The toughener is second
Alkene-at least one of methyl acrylate-acrylic acid ethylene oxidic ester and polyethylene.
7. a kind of low Tvoc anti-flaming PBT composites according to claim 1, it is characterised in that：The antioxidant is anti-
At least one of oxygen agent 626, antioxidant S9228, antioxidant 1098 and antioxidant 1076.
8. a kind of low Tvoc anti-flaming PBT composites according to claim 1, it is characterised in that：The odour absorbents
For at least one of BX molecular sieves and zinc ricinoleate.
9. a kind of low Tvoc anti-flaming PBT composites according to claim 1, it is characterised in that：Other auxiliary agents are
At least one of toner, color masterbatch and lubricant.
10. a kind of preparation method of low Tvoc anti-flaming PBT composites as described in claim any one of 1-9, its feature exists
In：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, and through double screw extruder extruding pelletization, glass fibre is added by glass porch, is made
Low Tvoc anti-flaming PBT composites；
Wherein, the extruder temperature of the double screw extruder is 180-230 DEG C, and screw speed is 340-420r/min, vacuum
For 0.6-1.0Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710493988.3A CN107189371A (en) | 2017-06-26 | 2017-06-26 | A kind of low Tvoc anti-flaming PBT composites and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710493988.3A CN107189371A (en) | 2017-06-26 | 2017-06-26 | A kind of low Tvoc anti-flaming PBT composites and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107189371A true CN107189371A (en) | 2017-09-22 |
Family
ID=59880134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710493988.3A Pending CN107189371A (en) | 2017-06-26 | 2017-06-26 | A kind of low Tvoc anti-flaming PBT composites and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107189371A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108250695A (en) * | 2017-12-12 | 2018-07-06 | 广州合成材料研究院有限公司 | A kind of wire connection terminal insulator foot flame-retardant enhanced PBT material with high pulling capacity and preparation method thereof |
| CN108329662A (en) * | 2017-12-26 | 2018-07-27 | 金发科技股份有限公司 | A kind of flame-retardant reinforced PBT composition and preparation method thereof |
| CN112745642A (en) * | 2020-12-15 | 2021-05-04 | 金发科技股份有限公司 | Low-mold-fouling flame-retardant reinforced PBT (polybutylene terephthalate) composite material as well as preparation method and application thereof |
| CN112745641A (en) * | 2020-12-15 | 2021-05-04 | 金发科技股份有限公司 | Low TVOC flame-retardant reinforced PBT composite material and preparation method and application thereof |
| CN113881197A (en) * | 2021-10-12 | 2022-01-04 | 佛山市鑫塑新材料科技有限公司 | PBT flame-retardant composite material and preparation method thereof |
| CN114517004A (en) * | 2022-02-24 | 2022-05-20 | 金发科技股份有限公司 | Glass fiber reinforced flame-retardant PBT (polybutylene terephthalate) composition with good appearance as well as preparation method and application thereof |
| CN115232449A (en) * | 2022-08-08 | 2022-10-25 | 湖北合聚新材料有限公司 | Double 85-resistant PBT material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101314658A (en) * | 2008-06-30 | 2008-12-03 | 上海金发科技发展有限公司 | Low-smell general-purpose plastics and preparation method thereof |
| CN101928449A (en) * | 2010-09-06 | 2010-12-29 | 上海俊尔新材料有限公司 | High glowing filament ignition temperature inflaming retarding reinforced poly(butylene terephthalate) |
| CN104448571A (en) * | 2014-09-28 | 2015-03-25 | 广州科苑新型材料有限公司 | Special low-VOC scraping-resisting polypropylene composite material for automotive trim and preparation method of composite material |
-
2017
- 2017-06-26 CN CN201710493988.3A patent/CN107189371A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101314658A (en) * | 2008-06-30 | 2008-12-03 | 上海金发科技发展有限公司 | Low-smell general-purpose plastics and preparation method thereof |
| CN101928449A (en) * | 2010-09-06 | 2010-12-29 | 上海俊尔新材料有限公司 | High glowing filament ignition temperature inflaming retarding reinforced poly(butylene terephthalate) |
| CN104448571A (en) * | 2014-09-28 | 2015-03-25 | 广州科苑新型材料有限公司 | Special low-VOC scraping-resisting polypropylene composite material for automotive trim and preparation method of composite material |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108250695A (en) * | 2017-12-12 | 2018-07-06 | 广州合成材料研究院有限公司 | A kind of wire connection terminal insulator foot flame-retardant enhanced PBT material with high pulling capacity and preparation method thereof |
| CN108250695B (en) * | 2017-12-12 | 2020-06-02 | 广州合成材料研究院有限公司 | Flame-retardant reinforced PBT (polybutylene terephthalate) material with high drawing force for wiring terminal insulating base and preparation method thereof |
| CN108329662A (en) * | 2017-12-26 | 2018-07-27 | 金发科技股份有限公司 | A kind of flame-retardant reinforced PBT composition and preparation method thereof |
| CN108329662B (en) * | 2017-12-26 | 2021-05-04 | 金发科技股份有限公司 | Flame-retardant reinforced PBT composition and preparation method thereof |
| CN112745642A (en) * | 2020-12-15 | 2021-05-04 | 金发科技股份有限公司 | Low-mold-fouling flame-retardant reinforced PBT (polybutylene terephthalate) composite material as well as preparation method and application thereof |
| CN112745641A (en) * | 2020-12-15 | 2021-05-04 | 金发科技股份有限公司 | Low TVOC flame-retardant reinforced PBT composite material and preparation method and application thereof |
| CN112745642B (en) * | 2020-12-15 | 2022-03-22 | 金发科技股份有限公司 | Low-mold-fouling flame-retardant reinforced PBT (polybutylene terephthalate) composite material as well as preparation method and application thereof |
| CN112745641B (en) * | 2020-12-15 | 2022-04-19 | 金发科技股份有限公司 | Low TVOC flame-retardant reinforced PBT composite material and preparation method and application thereof |
| CN113881197A (en) * | 2021-10-12 | 2022-01-04 | 佛山市鑫塑新材料科技有限公司 | PBT flame-retardant composite material and preparation method thereof |
| CN114517004A (en) * | 2022-02-24 | 2022-05-20 | 金发科技股份有限公司 | Glass fiber reinforced flame-retardant PBT (polybutylene terephthalate) composition with good appearance as well as preparation method and application thereof |
| CN115232449A (en) * | 2022-08-08 | 2022-10-25 | 湖北合聚新材料有限公司 | Double 85-resistant PBT material and preparation method thereof |
| CN115232449B (en) * | 2022-08-08 | 2023-08-25 | 湖北合聚高分子材料有限公司 | Double-85-resistant PBT material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107189371A (en) | A kind of low Tvoc anti-flaming PBT composites and preparation method thereof | |
| DE69120732T2 (en) | Polyethylene terephthalate composition | |
| CN104231575B (en) | Halogen-free and phosphorus-free PBT enhanced composite material and preparation method thereof | |
| CN107201011A (en) | It is a kind of can laser marking high shading LED polyester composites and preparation method thereof | |
| CN101165093B (en) | High hydrolysis resistance anti-flaming enhanced polybutylene terephthalate composition 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 | |
| CN110358267B (en) | Anti-aging polyester 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 | |
| CN101191005B (en) | Flame-proof ultraviolet-resisting ABS composition | |
| CN102108181A (en) | Thermoplastic alloy and preparation method thereof | |
| CN105199338A (en) | High-performance low-fiber-exposure flame-retardant reinforced PBT composite and preparation method thereof | |
| CN114426760A (en) | Hydrolysis-resistant polyester-based composite material and preparation method thereof | |
| CN102040810A (en) | Polybutylece terephthalate (PBT) engineering plastics as well as preparation method and application thereof | |
| CN103073855A (en) | Polyester composition, preparation method and applications thereof | |
| JP2001226537A (en) | Structure of thermoplastic resin and molded article thereof | |
| CA1148291A (en) | Reinforced thermoplastic molding compositions | |
| CN1412238A (en) | Flame-retardant ABS special material | |
| CN113278225A (en) | Nano-silica reinforced PP (polypropylene) material and preparation process thereof | |
| CN107083125A (en) | A kind of flame retardant type polyester fiber internal reinforcing type PVC waterproof rolls | |
| CN107964224B (en) | The preparation method of automotive compounded door handle | |
| JPH11255906A (en) | Production of modified polyester molding and the molding | |
| CN108530850B (en) | A kind of fire retardant PBT with no halogen/ASA alloy and preparation method thereof | |
| JPS58204020A (en) | Reinforced polyolefin resin composition | |
| CN108384146A (en) | A kind of flame-proof weather-resisting resin material for producing plastic-steel door and window | |
| CN109401267A (en) | A kind of high-strength heatproof PC/ABS plastics 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 |
Application publication date: 20170922 |
|
| RJ01 | Rejection of invention patent application after publication |