CN106317808A - Lightweight compound material for notebook computer shells - Google Patents
Lightweight compound material for notebook computer shells Download PDFInfo
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- CN106317808A CN106317808A CN201610901356.1A CN201610901356A CN106317808A CN 106317808 A CN106317808 A CN 106317808A CN 201610901356 A CN201610901356 A CN 201610901356A CN 106317808 A CN106317808 A CN 106317808A
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- 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
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- 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
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- 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
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- 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
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- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
Abstract
The invention discloses a light weight compound material for notebook computer shells, which comprises the following raw materials: PBT resin, 3(2,4-ditert-butylphenyl) phosphite ester, polycarbonate, dibutyl phthalate, benzol-free epoxy resin, maleic anhydride grafted ethylene-propylene-diene monomer, propyl chloride styrene, maleic anhydride grafted polypropylene, hexabromocyclododecane, 3-ethyl-2-butene-1-alcohol, aluminum oxide, titanium oxide, brominated paraffin, sodium tartrate, sodium polyphosphate, carboxymethyl cellulose sodium, polyether ether ketone fiber, nylon 9T fiber, glass fiber, carbon black, diatom, a coupling agent, a chain extender, a compatilizer, an antioxidant, a stabilizing agent, a bridging agent, a modifier, an enhancer, a flocculation agent, a flexibilizer, a plasticizer, a thickener, stabilizer, fire retardant, a smoke inhibitor, a ultraviolet light absorber and a terminator. The material prepared according to the invention has excellent comprehensive performance, lower density and higher specific strength.
Description
Technical field
The invention belongs to computer casing preparing technical field, be specifically related to a kind of lightweight notebook computer casing composite wood
Material.
Background technology
Along with the fast development of notebook computer industry, notebook computer casing also high towards intensity, rigidity big, lightweight
Direction develop.Cabinet notebook computers most in the market is all to use PC/ABS engineering plastic alloy to do former
Material.This material had both had excellent heat-resisting weatherability, dimensional stability and the impact resistance of PC resin, had again ABS tree
The processing fluidity that fat is excellent.But, along with the development of notebook computer, for the fragile electronic devices and components of protection, strengthen whole
The consideration of the factors such as body framework intensity, the comprehensive mechanical performance of PC/ABS alloy seems not ideal enough, in turn results in complete machine thick
Degree, weight are undesirable, it is difficult to realize ultra-thin design.
Summary of the invention
The present invention provides a kind of lightweight notebook computer casing composite, to solve combining of existing PC/ABS alloy
Close mechanical performance and seem not ideal enough, in turn result in complete machine thickness, weight undesirable, it is difficult to realize the problems such as ultra-thin design.
The lightweight notebook computer casing composite that the present invention prepares has good combination property, and density is relatively low, specific strength
Height, simultaneously shows outstanding shock resistance on the premise of high intensity, high rigidity, under low temperature impact resistance substantially by
In PC/ABS alloy material, all can use in various complex environments, adapted to notebook computer casing relatively permanent protective property can and
Light-weighted requirement.
For solve above technical problem, the present invention by the following technical solutions:
A kind of lightweight notebook computer casing composite, in units of weight, including following raw material: PBT resin 129-194
Part, three (2,4-di-tert-butyl-phenyl) phosphite ester 40-49 part, Merlon 34-38 part, phthalic acid dibutyl ester 24-36 part,
The 17-26 part of epoxy resins without phenyl ring, maleic anhydride grafting ethylene propylene diene rubber 19-26 part, chloropropyl styrene 14-22 part, Malaysia
Anhydride-grafted polypropylene 12-18 part, HBCD 10-16 part, 3-ethyl-2-butylene-1-alcohol 12-18 part, aluminium oxide 6-
10 parts, titanium oxide 5-9 part, brominated paraffin 18-26 part, sodium tartrate 12-20 part, polyphosphate sodium 8-16 part, hydroxymethyl cellulose
Sodium 10-17 part, polyetheretherketonefiber fiber 3-5 part, nylon 9 T fiber 4-6 part, glass fibre 2-4 part, white carbon black 8-12 part, diatom 10-
15 parts, coupling agent 1-2 part, chain extender 0.6-1.2 part, compatilizer 2-3 part, antioxidant 0.9-1.6 part, tranquilizer 0.8-1.4 part,
Bridging agent 0.7-1.3 part, regulator 0.6-1 part, hardening agent 0.4-0.6 part, flocculation agent 0.4-0.5 part, toughener 0.3-0.5
Part, plasticizer 0.4-0.7 part, thickening agent 0.3-0.4 part, stabilizer 0.2-0.4 part, fire retardant 1.2-1.6 part, smoke suppressant 1-
1.8 parts, UV absorbent 0.6-0.9 part, terminator 0.2-0.3 part；
Described coupling agent is epoxy silane class coupling agent；
Described chain extender is methyl diphenylene diisocyanate；
Described compatilizer is that maleic anhydride is grafted compatilizer；
Described antioxidant is antioxidant T501；
Described tranquilizer constituent is ardealite 0.5-0.9 part, ferrum oxide 0.3-0.5 part；
Described bridging agent is acrylic type bridging agent；
Described regulator is esters of acrylic acid regulator；
Described fire retardant is in units of weight portion, including following raw material: triphenyl phosphate 18-26 part, alkyd resin 8-14 part, phosphorus
Acid hydrogen diammonium 10-12 part, aluminium hydroxide 5-8 part, antimony oxide 6-10 part, silane 4-7 part, kieselguhr 3-5 part, penetrating agent
0.8-1.2 part；
Described smoke suppressant is in units of weight portion, including following raw material: maleic acid Dibutyltin oxide 16-35 part, molybdenum hydroxide
9-16 part, bentonite 7-12 part, aluminium hydroxide 4-8 part, ammonium octamolybdate 3-5 part, stearic acid 0.9-1.8 part；
Described UV absorbent is oxybenzoic acid phenyl ester；
Described terminator is styrene；
The preparation method of described lightweight notebook computer casing composite, comprises the following steps:
S1: by PBT resin, three (2,4-di-tert-butyl-phenyl) phosphite ester, Merlon, phthalic acid dibutyl ester, without phenyl ring
The grafting ethylene propylene diene rubber mixing of epoxy resins, maleic anhydride, is 778-794 DEG C in temperature, and rotating speed is to stir under 200-400r/min
Mix 8-14min, prepare mixture I；
S2: under nitrogen protection, adds chloropropyl styrene, maleic anhydride grafting poly-third in the mixture I that step 1 prepares
Alkene, HBCD, 3-ethyl-2-butylene-1-alcohol, brominated paraffin, sodium tartrate, polyphosphate sodium, Carboxymethyl cellulose sodium,
Coupling agent, chain extender, compatilizer, tranquilizer, bridging agent, regulator, hardening agent, flocculation agent, toughener, plasticizer, thickening agent,
Being 218-312W at microwave power, temperature is 655-712 DEG C, and rotating speed is stirring 3-5.5h under 200-400r/min, prepares mixing
Thing II；
S3: add aluminium oxide, titanium oxide, polyetheretherketonefiber fiber, nylon 9 T fiber, glass in the mixture II that step 2 prepares
Fiber, white carbon black, diatom, antioxidant, stabilizer, fire retardant, smoke suppressant, UV absorbent, terminator, be 369-in temperature
462 DEG C, rotating speed is stirring 0.9-1.6h under 100-300r/min, prepares mixture III；
The preparation method of described fire retardant, comprises the following steps:
(1) diammonium phosphate, water 100-130 part are added in microwave reactor, stir under speed of agitator is 200-300r/min
Mix 8-12min, prepare mixture a；
(2) in the mixture a that step 1 prepares, triphenyl phosphate, alkyd resin, aluminium hydroxide, antimony oxide, silicon are added
Alkane, kieselguhr, penetrating agent, be 300-500r/min at speed of agitator, and microwave power is 180-220W, at temperature is 87-92 DEG C
Stirring 1.4-1.8h, prepares mixture b；
(3), after the mixture b that step 2 prepares being cooled to room temperature, precipitate is filtered, under rotating speed is 3000-5000r/min
Centrifugal drying, to water content≤3%, prepares fire retardant；
The preparation method of described smoke suppressant, comprises the following steps:
A (), by maleic acid Dibutyltin oxide, molybdenum hydroxide, bentonite, aluminium hydroxide, ammonium octamolybdate, stearic acid mixing, is stirring
Mixing rotating speed is 200-400r/min, and microwave power is 180-240W, and temperature stirs 1.2-1.6h at being 99-115 DEG C, prepares mixing
Thing c；
B the mixture c that step a prepares is cooled to room temperature by () after, precipitate is filtered, under rotating speed is 3000-5000r/min
Centrifugal drying, to water content≤3%, prepares smoke suppressant；
S4: the mixture III that step 3 prepares is dried to moisture content≤20ppm, squeezes in the twin screw that screw slenderness ratio is 10:1
Going out in machine, be 206-218 DEG C in temperature, rotating speed is extrusion molding under 22-48r/min, is cooled to room temperature, prepares lightweight notes
This computer casing composite.
Further, described hardening agent is 701 powder hardening agents.
Further, described flocculation agent is aluminium polychlorid.
Further, described toughener is carborundum whisker.
Further, described plasticizer is dioctyl adipate.
Further, described thickening agent is cellulose ethers thickening agent.
Further, described stabilizer is fat acids stabilizer.
The method have the advantages that
(1) the lightweight notebook computer casing composite that the present invention prepares has good combination property, and density is relatively low,
Specific strength is high, shows outstanding shock resistance, impact resistance under low temperature on the premise of high intensity, high rigidity simultaneously
Substantially due to PC/ABS alloy material, all can use in various complex environments, adapt to the higher protection of notebook computer casing
Performance and light-weighted requirement.
(2) the lightweight notebook computer casing composite that the present invention prepares is the most fluorine-containing, and toxicity is minimum, does not easily cause ring
Environment pollution, production cost is low simultaneously, beneficially popularization and application.
Detailed description of the invention
For ease of being more fully understood that the present invention, being illustrated by following example, these embodiments belong to the present invention's
Protection domain, but it is not intended to protection scope of the present invention.
In an embodiment, described lightweight notebook computer casing composite, in units of weight, including following former
Material: PBT resin 129-194 part, three (2,4-di-tert-butyl-phenyl) phosphite ester 40-49 part, Merlon 34-38 part, benzene two
Formic acid dibutyl ester 24-36 part, without phenyl ring epoxy resins 17-26 part, maleic anhydride grafting ethylene propylene diene rubber 19-26 part, chloropropyl
Styrene 14-22 part, maleic anhydride inoculated polypropylene 12-18 part, HBCD 10-16 part, 3-ethyl-2-butylene-1-
Alcohol 12-18 part, aluminium oxide 6-10 part, titanium oxide 5-9 part, brominated paraffin 18-26 part, sodium tartrate 12-20 part, polyphosphate sodium 8-
16 parts, Carboxymethyl cellulose sodium 10-17 part, polyetheretherketonefiber fiber 3-5 part, nylon 9 T fiber 4-6 part, glass fibre 2-4 part, charcoal
Black 8-12 part, diatom 10-15 part, coupling agent 1-2 part, chain extender 0.6-1.2 part, compatilizer 2-3 part, antioxidant 0.9-1.6 part,
Tranquilizer 0.8-1.4 part, bridging agent 0.7-1.3 part, regulator 0.6-1 part, hardening agent 0.4-0.6 part, flocculation agent 0.4-0.5
Part, toughener 0.3-0.5 part, plasticizer 0.4-0.7 part, thickening agent 0.3-0.4 part, stabilizer 0.2-0.4 part, fire retardant 1.2-
1.6 parts, smoke suppressant 1-1.8 part, UV absorbent 0.6-0.9 part, terminator 0.2-0.3 part；
Described coupling agent is epoxy silane class coupling agent；
Described chain extender is methyl diphenylene diisocyanate；
Described compatilizer is that maleic anhydride is grafted compatilizer；
Described antioxidant is antioxidant T501；
Described tranquilizer constituent is ardealite 0.5-0.9 part, ferrum oxide 0.3-0.5 part；
Described bridging agent is acrylic type bridging agent；
Described regulator is esters of acrylic acid regulator；
Described hardening agent is 701 powder hardening agents；
Described flocculation agent is aluminium polychlorid；
Described toughener is carborundum whisker；
Described plasticizer is dioctyl adipate；
Described thickening agent is cellulose ethers thickening agent；
Described stabilizer is fat acids stabilizer；
Described fire retardant is in units of weight portion, including following raw material: triphenyl phosphate 18-26 part, alkyd resin 8-14 part, phosphorus
Acid hydrogen diammonium 10-12 part, aluminium hydroxide 5-8 part, antimony oxide 6-10 part, silane 4-7 part, kieselguhr 3-5 part, penetrating agent
0.8-1.2 part；
Described smoke suppressant is in units of weight portion, including following raw material: maleic acid Dibutyltin oxide 16-35 part, molybdenum hydroxide
9-16 part, bentonite 7-12 part, aluminium hydroxide 4-8 part, ammonium octamolybdate 3-5 part, stearic acid 0.9-1.8 part；
Described UV absorbent is oxybenzoic acid phenyl ester；
Described terminator is styrene；
S1: by PBT resin, three (2,4-di-tert-butyl-phenyl) phosphite ester, Merlon, phthalic acid dibutyl ester, without phenyl ring
The grafting ethylene propylene diene rubber mixing of epoxy resins, maleic anhydride, is 778-794 DEG C in temperature, and rotating speed is to stir under 200-400r/min
Mix 8-14min, prepare mixture I；
S2: under nitrogen protection, adds chloropropyl styrene, maleic anhydride grafting poly-third in the mixture I that step 1 prepares
Alkene, HBCD, 3-ethyl-2-butylene-1-alcohol, brominated paraffin, sodium tartrate, polyphosphate sodium, Carboxymethyl cellulose sodium,
Coupling agent, chain extender, compatilizer, tranquilizer, bridging agent, regulator, hardening agent, flocculation agent, toughener, plasticizer, thickening agent,
Being 218-312W at microwave power, temperature is 655-712 DEG C, and rotating speed is stirring 3-5.5h under 200-400r/min, prepares mixing
Thing II；
S3: add aluminium oxide, titanium oxide, polyetheretherketonefiber fiber, nylon 9 T fiber, glass in the mixture II that step 2 prepares
Fiber, white carbon black, diatom, antioxidant, stabilizer, fire retardant, smoke suppressant, UV absorbent, terminator, be 369-in temperature
462 DEG C, rotating speed is stirring 0.9-1.6h under 100-300r/min, prepares mixture III；
The preparation method of described fire retardant, comprises the following steps:
(1) diammonium phosphate, water 100-130 part are added in microwave reactor, stir under speed of agitator is 200-300r/min
Mix 8-12min, prepare mixture a；
(2) in the mixture a that step 1 prepares, triphenyl phosphate, alkyd resin, aluminium hydroxide, antimony oxide, silicon are added
Alkane, kieselguhr, penetrating agent, be 300-500r/min at speed of agitator, and microwave power is 180-220W, at temperature is 87-92 DEG C
Stirring 1.4-1.8h, prepares mixture b；
(3), after the mixture b that step 2 prepares being cooled to room temperature, precipitate is filtered, under rotating speed is 3000-5000r/min
Centrifugal drying, to water content≤3%, prepares fire retardant；
The preparation method of described smoke suppressant, comprises the following steps:
A (), by maleic acid Dibutyltin oxide, molybdenum hydroxide, bentonite, aluminium hydroxide, ammonium octamolybdate, stearic acid mixing, is stirring
Mixing rotating speed is 200-400r/min, and microwave power is 180-240W, and temperature stirs 1.2-1.6h at being 99-115 DEG C, prepares mixing
Thing c；
B the mixture c that step a prepares is cooled to room temperature by () after, precipitate is filtered, under rotating speed is 3000-5000r/min
Centrifugal drying, to water content≤3%, prepares smoke suppressant；
S4: the mixture III that step 3 prepares is dried to moisture content≤20ppm, squeezes in the twin screw that screw slenderness ratio is 10:1
Going out in machine, be 206-218 DEG C in temperature, rotating speed is extrusion molding under 22-48r/min, is cooled to room temperature, prepares lightweight notes
This computer casing composite.
Embodiment 1
A kind of lightweight notebook computer casing composite, in units of weight, including following raw material: PBT resin 165 parts,
Three (2,4-di-tert-butyl-phenyl) phosphite ester 45 parts, Merlon 35 parts, phthalic acid dibutyl ester 26 parts, without phenyl ring epoxy resins
20 parts, maleic anhydride grafting ethylene propylene diene rubber 23 parts, chloropropyl styrene 18 parts, maleic anhydride inoculated polypropylene 15 parts, six
Bromine cyclododecane 13 parts, 3-ethyl-2-butylene-1-alcohol 15 parts, aluminium oxide 8 parts, titanium oxide 7 parts, brominated paraffin 22 parts, tartaric acid
16 parts of sodium, polyphosphate sodium 12 parts, Carboxymethyl cellulose sodium 15 parts, polyetheretherketonefiber fiber 4 parts, nylon 9 T fiber 5 parts, glass fibre
3 parts, white carbon black 10 parts, 13 parts of diatom, coupling agent 1.6 parts, chain extender 0.9 part, compatilizer 2.5 parts, 1.2 parts of antioxidant, tranquilizer
1.2 parts, bridging agent 1 part, regulator 0.8 part, hardening agent 0.5 part, flocculation agent 0.4 part, toughener 0.4 part, plasticizer 0.6 part,
Thickening agent 0.3 part, stabilizer 0.3 part, fire retardant 1.4 parts, smoke suppressant 1.5 parts, UV absorbent 0.8 part, terminator 0.2
Part；
Described coupling agent is epoxy silane class coupling agent；
Described chain extender is methyl diphenylene diisocyanate；
Described compatilizer is that maleic anhydride is grafted compatilizer；
Described antioxidant is antioxidant T501；
Described tranquilizer constituent is ardealite 0.8 part, ferrum oxide 0.4 part；
Described bridging agent is acrylic type bridging agent；
Described regulator is esters of acrylic acid regulator；
Described hardening agent is 701 powder hardening agents；
Described flocculation agent is aluminium polychlorid；
Described toughener is carborundum whisker；
Described plasticizer is dioctyl adipate；
Described thickening agent is cellulose ethers thickening agent；
Described stabilizer is fat acids stabilizer；
Described fire retardant is in units of weight portion, including following raw material: triphenyl phosphate 22 parts, alkyd resin 12 parts, phosphoric acid hydrogen
Diammonium 11 parts, aluminium hydroxide 7 parts, antimony oxide 8 parts, 6 parts of silane, 4 parts of kieselguhr, penetrating agent 1 part；
Described smoke suppressant is in units of weight portion, including following raw material: maleic acid Dibutyltin oxide 25 parts, molybdenum hydroxide 12
Part, bentonite 10 parts, aluminium hydroxide 6 parts, ammonium octamolybdate 4 parts, stearic acid 1.4 parts；
Described UV absorbent is oxybenzoic acid phenyl ester；
Described terminator is styrene；
The preparation method of described lightweight notebook computer casing composite, comprises the following steps:
S1: by PBT resin, three (2,4-di-tert-butyl-phenyl) phosphite ester, Merlon, phthalic acid dibutyl ester, without phenyl ring
The grafting ethylene propylene diene rubber mixing of epoxy resins, maleic anhydride, is 7182 DEG C in temperature, and rotating speed is stirring 8min under 300r/min,
Prepare mixture I；
S2: under nitrogen protection, adds chloropropyl styrene, maleic anhydride grafting poly-third in the mixture I that step 1 prepares
Alkene, HBCD, 3-ethyl-2-butylene-1-alcohol, brominated paraffin, sodium tartrate, polyphosphate sodium, Carboxymethyl cellulose sodium,
Coupling agent, chain extender, compatilizer, tranquilizer, bridging agent, regulator, hardening agent, flocculation agent, toughener, plasticizer, thickening agent,
Being 260W at microwave power, temperature is 676 DEG C, and rotating speed is stirring 4.5h under 300r/min, prepares mixture II；
S3: add aluminium oxide, titanium oxide, polyetheretherketonefiber fiber, nylon 9 T fiber, glass in the mixture II that step 2 prepares
Fiber, white carbon black, diatom, antioxidant, stabilizer, fire retardant, smoke suppressant, UV absorbent, terminator, be 406 DEG C in temperature,
Rotating speed is stirring 1h under 200r/min, prepares mixture III；
The preparation method of described fire retardant, comprises the following steps:
(1) diammonium phosphate, 115 parts of water are added in microwave reactor, under speed of agitator is 200r/min, stirs 10min,
Prepare mixture a；
(2) in the mixture a that step 1 prepares, triphenyl phosphate, alkyd resin, aluminium hydroxide, antimony oxide, silicon are added
Alkane, kieselguhr, penetrating agent, be 400r/min at speed of agitator, and microwave power is 200W, and temperature is stirring 1.6h at 90 DEG C, system
Obtain mixture b；
(3), after the mixture b that step 2 prepares being cooled to room temperature, precipitate is filtered, centrifugal under rotating speed is 4000r/min
Being dried to water content is 3%, prepares fire retardant；
The preparation method of described smoke suppressant, comprises the following steps:
A (), by maleic acid Dibutyltin oxide, molybdenum hydroxide, bentonite, aluminium hydroxide, ammonium octamolybdate, stearic acid mixing, is stirring
Mixing rotating speed is 300r/min, and microwave power is 220W, and temperature is stirring 1.5h at 106 DEG C, prepares mixture c；
B the mixture c that step a prepares is cooled to room temperature by () after, precipitate is filtered, centrifugal under rotating speed is 4000r/min
Being dried to water content is 3%, prepares smoke suppressant；
S4: being dried by the mixture III that step 3 prepares to moisture content is 20ppm, squeezes in the twin screw that screw slenderness ratio is 10:1
Going out in machine, be 212 DEG C in temperature, rotating speed is extrusion molding under 35r/min, is cooled to room temperature, prepares lightweight notebook computer
Shell composite.
Embodiment 2
A kind of lightweight notebook computer casing composite, in units of weight, including following raw material: PBT resin 129 parts,
Three (2,4-di-tert-butyl-phenyl) phosphite ester 40 parts, Merlon 34 parts, phthalic acid dibutyl ester 24 parts, without phenyl ring epoxy resins
17 parts, maleic anhydride grafting ethylene propylene diene rubber 19 parts, chloropropyl styrene 14 parts, maleic anhydride inoculated polypropylene 12 parts, six
Bromine cyclododecane 10 parts, 3-ethyl-2-butylene-1-alcohol 12 parts, aluminium oxide 6 parts, titanium oxide 5 parts, brominated paraffin 18 parts, tartaric acid
12 parts of sodium, polyphosphate sodium 8 parts, Carboxymethyl cellulose sodium 10 parts, polyetheretherketonefiber fiber 3 parts, nylon 9 T fiber 4 parts, glass fibre 2
Part, white carbon black 8 parts, 10 parts of diatom, coupling agent 1 part, chain extender 0.6 part, compatilizer 2 parts, 0.9 part of antioxidant, tranquilizer 0.8 part,
Toughener 0.3 part, plasticizer 0.4 part, thickening agent 0.3 part, stabilizer 0.2 part, fire retardant 1.2 parts, smoke suppressant 1 part, ultraviolet
Absorbent 0.6 part, terminator 0.2 part；
Described coupling agent is epoxy silane class coupling agent；
Described chain extender is methyl diphenylene diisocyanate；
Described compatilizer is that maleic anhydride is grafted compatilizer；
Described antioxidant is antioxidant T501；
Described tranquilizer constituent is ardealite 0.5 part, ferrum oxide 0.3 part；
Described bridging agent is acrylic type bridging agent；
Described regulator is esters of acrylic acid regulator；
Described hardening agent is 701 powder hardening agents；
Described flocculation agent is aluminium polychlorid；
Described toughener is carborundum whisker；
Described plasticizer is dioctyl adipate；
Described thickening agent is cellulose ethers thickening agent；
Described stabilizer is fat acids stabilizer；
Described fire retardant is in units of weight portion, including following raw material: triphenyl phosphate 18 parts, alkyd resin 8 parts, phosphoric acid hydrogen two
Ammonium 10 parts, aluminium hydroxide 5 parts, antimony oxide 6 parts, 4 parts of silane, 3 parts of kieselguhr, penetrating agent 0.8 part；
Described smoke suppressant is in units of weight portion, including following raw material: maleic acid Dibutyltin oxide 16 parts, molybdenum hydroxide 9 parts,
Bentonite 7 parts, aluminium hydroxide 4 parts, ammonium octamolybdate 3 parts, stearic acid 0.9 part；
Described UV absorbent is oxybenzoic acid phenyl ester；
Described terminator is styrene；
The preparation method of described lightweight notebook computer casing composite, comprises the following steps:
S1: by PBT resin, three (2,4-di-tert-butyl-phenyl) phosphite ester, Merlon, phthalic acid dibutyl ester, without phenyl ring
The grafting ethylene propylene diene rubber mixing of epoxy resins, maleic anhydride, is 778 DEG C in temperature, and rotating speed is stirring 14min under 200r/min,
Prepare mixture I；
S2: under nitrogen protection, adds chloropropyl styrene, maleic anhydride grafting poly-third in the mixture I that step 1 prepares
Alkene, HBCD, 3-ethyl-2-butylene-1-alcohol, brominated paraffin, sodium tartrate, polyphosphate sodium, Carboxymethyl cellulose sodium,
Coupling agent, chain extender, compatilizer, tranquilizer, bridging agent, regulator, hardening agent, flocculation agent, toughener, plasticizer, thickening agent,
Being 218W at microwave power, temperature is 655 DEG C, and rotating speed is stirring 5.5h under 200r/min, prepares mixture II；
S3: add aluminium oxide, titanium oxide, polyetheretherketonefiber fiber, nylon 9 T fiber, glass in the mixture II that step 2 prepares
Fiber, white carbon black, diatom, antioxidant, stabilizer, fire retardant, smoke suppressant, UV absorbent, terminator, be 462 DEG C in temperature,
Rotating speed is stirring 0.9h under 300r/min, prepares mixture III；
The preparation method of described fire retardant, comprises the following steps:
(1) diammonium phosphate, 100 parts of water are added in microwave reactor, under speed of agitator is 200r/min, stirs 12min,
Prepare mixture a；
(2) in the mixture a that step 1 prepares, triphenyl phosphate, alkyd resin, aluminium hydroxide, antimony oxide, silicon are added
Alkane, kieselguhr, penetrating agent, be 300r/min at speed of agitator, and microwave power is 180W, and temperature is stirring 1.8h at 87 DEG C, system
Obtain mixture b；
(3), after the mixture b that step 2 prepares being cooled to room temperature, precipitate is filtered, centrifugal under rotating speed is 3000r/min
Being dried to water content is 2.5%, prepares fire retardant；
The preparation method of described smoke suppressant, comprises the following steps:
A (), by maleic acid Dibutyltin oxide, molybdenum hydroxide, bentonite, aluminium hydroxide, ammonium octamolybdate, stearic acid mixing, is stirring
Mixing rotating speed is 200r/min, and microwave power is 180W, and temperature is stirring 1.6h at 99 DEG C, prepares mixture c；
B the mixture c that step a prepares is cooled to room temperature by () after, precipitate is filtered, centrifugal under rotating speed is 3000r/min
Being dried to water content is 2.6%, prepares smoke suppressant；
S4: being dried by the mixture III that step 3 prepares to moisture content is 18ppm, squeezes in the twin screw that screw slenderness ratio is 10:1
Going out in machine, be 206 DEG C in temperature, rotating speed is extrusion molding under 22r/min, is cooled to room temperature, prepares lightweight notebook computer
Shell composite.
Embodiment 3
A kind of lightweight notebook computer casing composite, in units of weight, including following raw material: PBT resin 194 parts,
Three (2,4-di-tert-butyl-phenyl) phosphite ester 49 parts, Merlon 38 parts, phthalic acid dibutyl ester 36 parts, without phenyl ring epoxy resins
17 parts, maleic anhydride grafting ethylene propylene diene rubber 26 parts, chloropropyl styrene 22 parts, maleic anhydride inoculated polypropylene 18 parts, six
Bromine cyclododecane 16 parts, 3-ethyl-2-butylene-1-alcohol 18 parts, aluminium oxide 10 parts, titanium oxide 9 parts, brominated paraffin 26 parts, winestone
Acid 20 parts of sodium, polyphosphate sodium 16 parts, Carboxymethyl cellulose sodium 17 parts, polyetheretherketonefiber fiber 5 parts, nylon 9 T fiber 6 parts, glass fibers
Tie up 4 parts, white carbon black 12 parts, 15 parts of diatom, coupling agent 2 parts, chain extender 1.2 parts, compatilizer 3 parts, 1.6 parts of antioxidant, tranquilizer 1.4
Part, bridging agent 1.3 parts, regulator 1 part, hardening agent 0.6 part, flocculation agent 0.5 part, toughener 0.5 part, plasticizer 0.7 part, thickening
Agent 0.4 part, stabilizer 0.4 part, fire retardant 1.6 parts, smoke suppressant 1.8 parts, UV absorbent 0.9 part, terminator 0.3 part；
Described coupling agent is epoxy silane class coupling agent；
Described chain extender is methyl diphenylene diisocyanate；
Described compatilizer is that maleic anhydride is grafted compatilizer；
Described antioxidant is antioxidant T501；
Described tranquilizer constituent is ardealite 0.9 part, ferrum oxide 0.5 part；
Described bridging agent is acrylic type bridging agent；
Described regulator is esters of acrylic acid regulator；
Described hardening agent is 701 powder hardening agents；
Described flocculation agent is aluminium polychlorid；
Described toughener is carborundum whisker；
Described plasticizer is dioctyl adipate；
Described thickening agent is cellulose ethers thickening agent；
Described stabilizer is fat acids stabilizer；
Described fire retardant is in units of weight portion, including following raw material: triphenyl phosphate 26 parts, alkyd resin 14 parts, phosphoric acid hydrogen
Diammonium 12 parts, aluminium hydroxide 8 parts, antimony oxide 10 parts, 7 parts of silane, 5 parts of kieselguhr, penetrating agent 1.2 parts；
Described smoke suppressant is in units of weight portion, including following raw material: maleic acid Dibutyltin oxide 35 parts, molybdenum hydroxide 16
Part, bentonite 12 parts, aluminium hydroxide 8 parts, ammonium octamolybdate 5 parts, stearic acid 1.8 parts；
Described UV absorbent is oxybenzoic acid phenyl ester；
Described terminator is styrene；
The preparation method of described lightweight notebook computer casing composite, comprises the following steps:
S1: by PBT resin, three (2,4-di-tert-butyl-phenyl) phosphite ester, Merlon, phthalic acid dibutyl ester, without phenyl ring
The grafting ethylene propylene diene rubber mixing of epoxy resins, maleic anhydride, is 794 DEG C in temperature, and rotating speed is stirring 8min under 400r/min, system
Obtain mixture I；
S2: under nitrogen protection, adds chloropropyl styrene, maleic anhydride grafting poly-third in the mixture I that step 1 prepares
Alkene, HBCD, 3-ethyl-2-butylene-1-alcohol, brominated paraffin, sodium tartrate, polyphosphate sodium, Carboxymethyl cellulose sodium,
Coupling agent, chain extender, compatilizer, tranquilizer, bridging agent, regulator, hardening agent, flocculation agent, toughener, plasticizer, thickening agent,
Being 312W at microwave power, temperature is 712 DEG C, and rotating speed is stirring 3h under 400r/min, prepares mixture II；
S3: add aluminium oxide, titanium oxide, polyetheretherketonefiber fiber, nylon 9 T fiber, glass in the mixture II that step 2 prepares
Fiber, white carbon black, diatom, antioxidant, stabilizer, fire retardant, smoke suppressant, UV absorbent, terminator, be 462 DEG C in temperature,
Rotating speed is stirring 0.9h under 300r/min, prepares mixture III；
(1) diammonium phosphate, 130 parts of water are added in microwave reactor, under speed of agitator is 300r/min, stirs 8min, system
Obtain mixture a；
(2) in the mixture a that step 1 prepares, triphenyl phosphate, alkyd resin, aluminium hydroxide, antimony oxide, silicon are added
Alkane, kieselguhr, penetrating agent, be 500r/min at speed of agitator, and microwave power is 220W, and temperature is stirring 1.4h at 92 DEG C, system
Obtain mixture b；
(3), after the mixture b that step 2 prepares being cooled to room temperature, precipitate is filtered, centrifugal under rotating speed is 5000r/min
Being dried to water content is 2.2%, prepares fire retardant；
The preparation method of described smoke suppressant, comprises the following steps:
A (), by maleic acid Dibutyltin oxide, molybdenum hydroxide, bentonite, aluminium hydroxide, ammonium octamolybdate, stearic acid mixing, is stirring
Mixing rotating speed is 400r/min, and microwave power is 240W, and temperature is stirring 1.2h at 115 DEG C, prepares mixture c；
B the mixture c that step a prepares is cooled to room temperature by () after, precipitate is filtered, centrifugal under rotating speed is 5000r/min
Being dried to water content is 1.8%, prepares smoke suppressant；
S4: being dried by the mixture III that step 3 prepares to moisture content is 14ppm, squeezes in the twin screw that screw slenderness ratio is 10:1
Going out in machine, be 218 DEG C in temperature, rotating speed is extrusion molding under 48r/min, is cooled to room temperature, prepares lightweight notebook computer
Shell composite.
Embodiment 1-3 is prepared lightweight notebook computer casing composite and carries out performance test, result such as following table institute
Show.
Above content it cannot be assumed that the present invention be embodied as be confined to these explanation, technology belonging to the present invention is led
For the those of ordinary skill in territory, without departing from the inventive concept of the premise, it is also possible to make some simple deduction or replace,
All should be considered as belonging to the scope of patent protection that the present invention is determined by the claims submitted to.
Claims (7)
1. a lightweight notebook computer casing composite, it is characterised in that in units of weight, including following raw material:
PBT resin 129-194 part, three (2,4-di-tert-butyl-phenyl) phosphite ester 40-49 part, Merlon 34-38 part, phthalic acid
Dibutyl ester 24-36 part, without phenyl ring epoxy resins 17-26 part, maleic anhydride grafting ethylene propylene diene rubber 19-26 part, chloropropyl benzene second
Alkene 14-22 part, maleic anhydride inoculated polypropylene 12-18 part, HBCD 10-16 part, 3-ethyl-2-butylene-1-alcohol 12-
18 parts, aluminium oxide 6-10 part, titanium oxide 5-9 part, brominated paraffin 18-26 part, sodium tartrate 12-20 part, polyphosphate sodium 8-16 part,
Carboxymethyl cellulose sodium 10-17 part, polyetheretherketonefiber fiber 3-5 part, nylon 9 T fiber 4-6 part, glass fibre 2-4 part, white carbon black 8-
12 parts, diatom 10-15 part, coupling agent 1-2 part, chain extender 0.6-1.2 part, compatilizer 2-3 part, antioxidant 0.9-1.6 part, stable
Agent 0.8-1.4 part, bridging agent 0.7-1.3 part, regulator 0.6-1 part, hardening agent 0.4-0.6 part, flocculation agent 0.4-0.5 part, increasing
Tough dose of 0.3-0.5 part, plasticizer 0.4-0.7 part, thickening agent 0.3-0.4 part, stabilizer 0.2-0.4 part, fire retardant 1.2-1.6
Part, smoke suppressant 1-1.8 part, UV absorbent 0.6-0.9 part, terminator 0.2-0.3 part；
Described coupling agent is epoxy silane class coupling agent；
Described chain extender is methyl diphenylene diisocyanate；
Described compatilizer is that maleic anhydride is grafted compatilizer；
Described antioxidant is antioxidant T501；
Described tranquilizer constituent is ardealite 0.5-0.9 part, ferrum oxide 0.3-0.5 part；
Described bridging agent is acrylic type bridging agent；
Described regulator is esters of acrylic acid regulator；
Described fire retardant is in units of weight portion, including following raw material: triphenyl phosphate 18-26 part, alkyd resin 8-14 part, phosphorus
Acid hydrogen diammonium 10-12 part, aluminium hydroxide 5-8 part, antimony oxide 6-10 part, silane 4-7 part, kieselguhr 3-5 part, penetrating agent
0.8-1.2 part；
Described smoke suppressant is in units of weight portion, including following raw material: maleic acid Dibutyltin oxide 16-35 part, molybdenum hydroxide
9-16 part, bentonite 7-12 part, aluminium hydroxide 4-8 part, ammonium octamolybdate 3-5 part, stearic acid 0.9-1.8 part；
Described UV absorbent is oxybenzoic acid phenyl ester；
Described terminator is styrene；
The preparation method of described lightweight notebook computer casing composite, comprises the following steps:
S1: by PBT resin, three (2,4-di-tert-butyl-phenyl) phosphite ester, Merlon, phthalic acid dibutyl ester, without phenyl ring
The grafting ethylene propylene diene rubber mixing of epoxy resins, maleic anhydride, is 778-794 DEG C in temperature, and rotating speed is to stir under 200-400r/min
Mix 8-14min, prepare mixture I；
S2: under nitrogen protection, adds chloropropyl styrene, maleic anhydride grafting poly-third in the mixture I that step 1 prepares
Alkene, HBCD, 3-ethyl-2-butylene-1-alcohol, brominated paraffin, sodium tartrate, polyphosphate sodium, Carboxymethyl cellulose sodium,
Coupling agent, chain extender, compatilizer, tranquilizer, bridging agent, regulator, hardening agent, flocculation agent, toughener, plasticizer, thickening agent,
Being 218-312W at microwave power, temperature is 655-712 DEG C, and rotating speed is stirring 3-5.5h under 200-400r/min, prepares mixing
Thing II；
S3: add aluminium oxide, titanium oxide, polyetheretherketonefiber fiber, nylon 9 T fiber, glass in the mixture II that step 2 prepares
Fiber, white carbon black, diatom, antioxidant, stabilizer, fire retardant, smoke suppressant, UV absorbent, terminator, be 369-in temperature
462 DEG C, rotating speed is stirring 0.9-1.6h under 100-300r/min, prepares mixture III；
The preparation method of described fire retardant, comprises the following steps:
(1) diammonium phosphate, water 100-130 part are added in microwave reactor, stir under speed of agitator is 200-300r/min
Mix 8-12min, prepare mixture a；
(2) in the mixture a that step 1 prepares, triphenyl phosphate, alkyd resin, aluminium hydroxide, antimony oxide, silicon are added
Alkane, kieselguhr, penetrating agent, be 300-500r/min at speed of agitator, and microwave power is 180-220W, at temperature is 87-92 DEG C
Stirring 1.4-1.8h, prepares mixture b；
(3), after the mixture b that step 2 prepares being cooled to room temperature, precipitate is filtered, under rotating speed is 3000-5000r/min
Centrifugal drying, to water content≤3%, prepares fire retardant；
The preparation method of described smoke suppressant, comprises the following steps:
A (), by maleic acid Dibutyltin oxide, molybdenum hydroxide, bentonite, aluminium hydroxide, ammonium octamolybdate, stearic acid mixing, is stirring
Mixing rotating speed is 200-400r/min, and microwave power is 180-240W, and temperature stirs 1.2-1.6h at being 99-115 DEG C, prepares mixing
Thing c；
B the mixture c that step a prepares is cooled to room temperature by () after, precipitate is filtered, under rotating speed is 3000-5000r/min
Centrifugal drying, to water content≤3%, prepares smoke suppressant；
S4: the mixture III that step 3 prepares is dried to moisture content≤20ppm, squeezes in the twin screw that screw slenderness ratio is 10:1
Going out in machine, be 206-218 DEG C in temperature, rotating speed is extrusion molding under 22-48r/min, is cooled to room temperature, prepares lightweight notes
This computer casing composite.
Lightweight notebook computer casing composite the most according to claim 1, it is characterised in that described hardening agent is
701 powder hardening agents.
Lightweight notebook computer casing composite the most according to claim 1, it is characterised in that described flocculation agent is
Aluminium polychlorid.
Lightweight notebook computer casing composite the most according to claim 1, it is characterised in that described toughener is
Carborundum whisker.
Lightweight notebook computer casing composite the most according to claim 1, it is characterised in that described plasticizer is
Dioctyl adipate.
Lightweight notebook computer casing composite the most according to claim 1, it is characterised in that described thickening agent is
Cellulose ethers thickening agent.
Lightweight notebook computer casing composite the most according to claim 1, it is characterised in that described stabilizer is
Fat acids stabilizer.
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