CN102898810A - PPO/PA66 plastic and preparation method thereof - Google Patents

PPO/PA66 plastic and preparation method thereof Download PDF

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Publication number
CN102898810A
CN102898810A CN2012104337091A CN201210433709A CN102898810A CN 102898810 A CN102898810 A CN 102898810A CN 2012104337091 A CN2012104337091 A CN 2012104337091A CN 201210433709 A CN201210433709 A CN 201210433709A CN 102898810 A CN102898810 A CN 102898810A
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Prior art keywords
ppo
plastics
compatilizer
percentage
weight percentage
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CN2012104337091A
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Chinese (zh)
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虞海香
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Individual
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/12—Making granules characterised by structure or composition
    • B29B9/14—Making granules characterised by structure or composition fibre-reinforced
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/88—Adding charges, i.e. additives
    • B29B7/90—Fillers or reinforcements, e.g. fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/12—Making granules characterised by structure or composition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/625—Screws characterised by the ratio of the threaded length of the screw to its outside diameter [L/D ratio]
    • 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
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895—Barrel or housing

Abstract

The invention relates to a PPO/PA66 plastic and a preparation method thereof. The PPO/PA66 plastic comprises the following components in percentage by weight: 25 to 35 percent of a polyphenylene oxide, 25 to 35 percent of nylon 66, 10 to 15 percent of the carbon fiber, 5 to 10 percent of glass fiber, 8 to 12 percent of carbon black, 5 to 10 percent of compatilizer, 5 to 10 percent of flexibilizer and 0.5 to 1.5 percent of aids.

Description

A kind of PPO/PA66 plastics and preparation method thereof
Technical field
The invention belongs to polymeric material field, refer to especially a kind of PPO/PA66 plastics and preparation method thereof.
Background technology
PPO (polyphenylene oxide) resin and PA66 (nylon 66) resin is one of widely used engineering plastics.PPO has high heat-resisting, dimensional stabilizing, and electric insulating quality is good, but its processing fluidity is poor, not organic solvent-resistant.PA66 belongs to crystalline material, good fluidity, organic solvent-resistant, but its easy suction, poor dimensional stability.
The PPO/PA66 synthetic plastics combines the performance of PPO and PA66, with its excellent thermotolerance, and good processibility, but sprayabilities etc. are used widely.At present, most enhancement type PPO/PA66 synthetic plasticss adopt glass fibre to strengthen, and the density of material that makes is larger, and strength enhancing is inadequate, does not possess antistatic effect.
Summary of the invention
The purpose of this invention is to provide a kind of PPO/PA66 synthetic plastics, solve the not strong problem of existing PPO/PA66 synthetic plastics intensity and antistatic property.
The present invention is achieved through the following technical solutions:
A kind of PPO/PA66 plastics, percentage composition comprises the polyphenylene oxide of following component: 25-35% by weight, the nylon 66 of 25-35%, the carbon fiber of 10-15%%, the glass fibre of 5-10%, the carbon black of 8-12%, the compatilizer of 5-10%, the toughner of 5-10%, the auxiliary agent of 0.5-1.5%.
Described auxiliary agent includes oxidation inhibitor, lubricant and thermo-stabilizer; Described oxidation inhibitor: lubricant: the thermo-stabilizer weight ratio is 1: 2: 2.
Compatilizer is selected from the PPO-g-MAH that percentage of grafting is 0.8-1.5%, the polyphenylene oxide grafted maleic anhydride, by adding compatilizer, strengthened the interface compatibility of PPO and PA66, so that the interface mixes more between carbon fiber, carbon black, PPO and the PA66, realize the even mixing of each component in the PPO/PA66 synthetic plastics.
Toughner is selected from the SEBS-g-MAH that percentage of grafting is 0.8-1.5%, and the SEBS grafted maleic anhydride has improved toughness and over-all properties by doping plasticizing agent in synthetic plastics.
A kind of preparation method of PPO/PA66 plastics may further comprise the steps:
At first, percentage composition comprises the polyphenylene oxide of following component: 25-35% by weight, the nylon 66 of 25-35%, and the carbon black of 8-12%, the compatilizer of 5-10%, the toughner of 5-10%, the auxiliary agent of 0.5-1.5% mixes, and makes mixture;
Secondly, under temperature 230-250 ℃ condition, be that the screw extrusion press skill of 25-40 go out to process with length-to-diameter ratio with this mixture, obtain the PPO/PA66 synthetic plastics, extrude in the treatment step at this, adding weight percentage is the carbon fiber of 10-15%%, the glass fibre of 5-10%.
The invention has the beneficial effects as follows:
By doping carbon fiber and carbon black, so that the intensity of PPO/PA66 synthetic plastics is improved, the synthetic materials antistatic property significantly promotes simultaneously.
Embodiment
Below describe the content of the technical program in detail by specific embodiment.
A kind of PPO/PA66 plastics, percentage composition comprises the polyphenylene oxide of following component: 25-35% by weight, the nylon 66 of 25-35%, the carbon fiber of 10-15%%, the glass fibre of 5-10%, the carbon black of 8-12%, the compatilizer of 5-10%, the toughner of 5-10%, the auxiliary agent of 0.5-1.5%.
Described auxiliary agent includes oxidation inhibitor, lubricant and thermo-stabilizer; Described oxidation inhibitor: lubricant: the thermo-stabilizer weight ratio is 1: 2: 2.
A kind of preparation method of PPO/PA66 synthetic plastics may further comprise the steps:
At first, percentage composition comprises the polyphenylene oxide of following component: 25-35% by weight, the nylon 66 of 25-35%, and the carbon black of 8-12%, the compatilizer of 5-10%, the toughner of 5-10%, the auxiliary agent of 0.5-1.5% mixes, and makes mixture;
Secondly, under temperature 230-250 ℃ condition, be that the screw extrusion press skill of 25-40 go out to process with length-to-diameter ratio with this mixture, obtain the PPO/PA66 synthetic plastics, extrude in the treatment step at this, adding weight percentage is the carbon fiber of 10-15%%, the glass fibre of 5-10%.
In the present invention, described polyphenylene oxide chemical name is called for short PPO for poly-2,6-dimethyl-Isosorbide-5-Nitrae-phenylate; The chemical name of described nylon 66 is called for short PA66 for poly-adipoyl diamines.
Compatilizer is selected from the PPO-g-MAH that percentage of grafting is 0.8-1.5%, the polyphenylene oxide grafted maleic anhydride, by adding compatilizer, strengthened the interface compatibility of PPO and PA66, so that the interface mixes more between carbon fiber, carbon black, PPO and the PA66, realize the even mixing of each component in the PPO/PA66 synthetic plastics.
Toughner is selected from the SEBS-g-MAH that percentage of grafting is 0.8-1.5%, and the SEBS grafted maleic anhydride has improved toughness and over-all properties by doping plasticizing agent in synthetic plastics.
The length of carbon fiber is restriction not, is preferably short carbon fiber, and length is 5-10mm, by doping PPO/PA66 synthetic plastics, so that the mechanical property of synthetic plastics significantly improves, has higher physical strength, and antistatic effect promotes simultaneously.Carbon black selects existing carbon black can satisfy the requirement of technical scheme.That oxidation inhibitor is selected from triglycol is two-and propylene is fine, four [methyl-β-(3 for 3-(the 3-tertiary butyl-4 hydroxy-5-methyl base phenyl), 5-di-t-butyl-4 hydroxy phenyl) propionic ester] one or more combinations in pentaerythritol ester, three (2, the 4-di-tert-butylphenol) phosphorous acid ester.
Lubricant is selected from one or both combinations in tetramethylolmethane stearate or the two stearic amides of ethyl.
Thermo-stabilizer is selected from one or both combinations in zinc oxide or the zinc sulphide.
Embodiment 1
Be 25% PPO with weight percentage, weight percentage is 35% PA66, and weight percentage is 6% compatilizer, and weight percentage is that 5% toughner mixes, and stirs; Add again weight percentage and be 8% carbon black, weight percentage is that 1% auxiliary agent stirs, obtain mixture, this mixture is joined in the twin screw extruder that length-to-diameter ratio is 25-40, be that 10% carbon fiber and 10% glass fibre join in the forcing machine with weight percentage, through melt blending, extruding pelletization forms the PPO/PA66 synthetic plastics.
Embodiment 2
Be 35% PPO with weight percentage, weight percentage is 25% PA66, and weight percentage is 6% compatilizer, and weight percentage is that 5% toughner mixes, and stirs; Add again weight percentage and be 8% carbon black, weight percentage is that 1% auxiliary agent stirs, obtain mixture, this mixture is joined in the twin screw extruder that length-to-diameter ratio is 25-40, be that 10% carbon fiber and 10% glass fibre join in the forcing machine with weight percentage, through melt blending, extruding pelletization forms the PPO/PA66 synthetic plastics.
Embodiment 3
Be 30% PPO with weight percentage, weight percentage is 30% PA66, and weight percentage is 7% compatilizer, and weight percentage is that 7% toughner mixes, and stirs; Add again weight percentage and be 10% carbon black, weight percentage is that 1% auxiliary agent stirs, obtain mixture, this mixture is joined in the twin screw extruder that length-to-diameter ratio is 25-40, be that 10% carbon fiber and 5% glass fibre join in the forcing machine with weight percentage, through melt blending, extruding pelletization forms the PPO/PA66 synthetic plastics.
Embodiment 4
Be 30% PPO with weight percentage, weight percentage is 35% PA66, and weight percentage is 5% compatilizer, and weight percentage is that 5% toughner mixes, and stirs; Add again weight percentage and be 9% carbon black, weight percentage is that 1% auxiliary agent stirs, obtain mixture, this mixture is joined in the twin screw extruder that length-to-diameter ratio is 25-40, be that 10% carbon fiber and 5% glass fibre join in the forcing machine with weight percentage, through melt blending, extruding pelletization forms the PPO/PA66 synthetic plastics.
Embodiment 5
Be 35% PPO with weight percentage, weight percentage is 30% PA66, and weight percentage is 5% compatilizer, and weight percentage is that 5% toughner mixes, and stirs; Add again weight percentage and be 9% carbon black, weight percentage is that 1% auxiliary agent stirs, obtain mixture, this mixture is joined in the twin screw extruder that length-to-diameter ratio is 25-40, be that 10% carbon fiber and 5% glass fibre join in the forcing machine with weight percentage, through melt blending, extruding pelletization forms the PPO/PA66 synthetic plastics.

Claims (5)

1. PPO/PA66 plastics, it is characterized in that: percentage composition comprises the polyphenylene oxide of following component: 25-35% by weight, the nylon 66 of 25-35%, the carbon fiber of 10-15%%, the glass fibre of 5-10%, the carbon black of 8-12%, the compatilizer of 5-10%, the toughner of 5-10%, the auxiliary agent of 0.5-1.5%.
2. PPO/PA66 plastics according to claim 1, it is characterized in that: described auxiliary agent includes oxidation inhibitor, lubricant and thermo-stabilizer; Described oxidation inhibitor: lubricant: the thermo-stabilizer weight ratio is 1: 2: 2.
3. PPO/PA66 plastics according to claim 1, it is characterized in that: compatilizer is selected from the PPO-g-MAH that percentage of grafting is 0.8-1.5%, the polyphenylene oxide grafted maleic anhydride, by adding compatilizer, strengthened the interface compatibility of PPO and PA66, so that the interface mixes more between carbon fiber, carbon black, PPO and the PA66, realize the even mixing of each component in the PPO/PA66 synthetic plastics.
4. PPO/PA66 plastics according to claim 1, it is characterized in that: toughner is selected from the SEBS-g-MAH that percentage of grafting is 0.8-1.5%, and the SEBS grafted maleic anhydride has improved toughness and over-all properties by doping plasticizing agent in synthetic plastics.
5. the preparation method of a kind of PPO/PA66 plastics according to claim 1 is characterized in that: may further comprise the steps:
At first, percentage composition comprises the polyphenylene oxide of following component: 25-35% by weight, the nylon 66 of 25-35%, and the carbon black of 8-12%, the compatilizer of 5-10%, the toughner of 5-10%, the auxiliary agent of 0.5-1.5% mixes, and makes mixture;
Secondly, the screw extrusion press skill that is 25-40 temperature 230-250 ℃ of condition length-to-diameter ratio next week with this mixture goes out to process, and obtains the PPO/PA66 synthetic plastics, extrudes in the treatment step at this, adding weight percentage is the carbon fiber of 10-15%%, the glass fibre of 5-10%.
CN2012104337091A 2012-10-29 2012-10-29 PPO/PA66 plastic and preparation method thereof Pending CN102898810A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104292803A (en) * 2014-10-14 2015-01-21 熊荣鑫 Method for preparing plastic
CN104387756A (en) * 2014-09-29 2015-03-04 上海电力学院 Electric-conduction polyphenyl ethe/polyamide composition, and preparation method and application thereof
CN105295349A (en) * 2015-11-03 2016-02-03 虞惠财 Antistatic plastic and preparation method thereof
CN105295351A (en) * 2015-11-03 2016-02-03 虞惠财 Antistatic high-strength plastic
CN108276758A (en) * 2017-12-27 2018-07-13 上海普利特复合材料股份有限公司 A kind of high filling PPO/PA alloy materials on good surface and preparation method thereof
CN108440937A (en) * 2018-03-26 2018-08-24 中山礼信科技实业有限公司 A kind of preparation method of New Antistatic Materials
CN111117221A (en) * 2019-12-10 2020-05-08 珠海格力绿色再生资源有限公司 Low-water-absorption composite material and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1606590A (en) * 2001-11-07 2005-04-13 通用电气公司 Conductive polyphenylene ether-polyamide composition, method of manufacture thereof, and article derived therefrom
CN102311633A (en) * 2011-04-29 2012-01-11 深圳市科聚新材料有限公司 PPO/PA66 (poly phenylene oxide/polyamide 66) alloy material as well as preparation method and application thereof
CN102417720A (en) * 2011-11-24 2012-04-18 上海日之升新技术发展有限公司 High-performance glass fiber reinforcement polyphenyl ether/polyamide alloy and production method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1606590A (en) * 2001-11-07 2005-04-13 通用电气公司 Conductive polyphenylene ether-polyamide composition, method of manufacture thereof, and article derived therefrom
CN102311633A (en) * 2011-04-29 2012-01-11 深圳市科聚新材料有限公司 PPO/PA66 (poly phenylene oxide/polyamide 66) alloy material as well as preparation method and application thereof
CN102417720A (en) * 2011-11-24 2012-04-18 上海日之升新技术发展有限公司 High-performance glass fiber reinforcement polyphenyl ether/polyamide alloy and production method thereof

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104387756A (en) * 2014-09-29 2015-03-04 上海电力学院 Electric-conduction polyphenyl ethe/polyamide composition, and preparation method and application thereof
CN104292803A (en) * 2014-10-14 2015-01-21 熊荣鑫 Method for preparing plastic
CN105295349A (en) * 2015-11-03 2016-02-03 虞惠财 Antistatic plastic and preparation method thereof
CN105295351A (en) * 2015-11-03 2016-02-03 虞惠财 Antistatic high-strength plastic
CN108276758A (en) * 2017-12-27 2018-07-13 上海普利特复合材料股份有限公司 A kind of high filling PPO/PA alloy materials on good surface and preparation method thereof
CN108440937A (en) * 2018-03-26 2018-08-24 中山礼信科技实业有限公司 A kind of preparation method of New Antistatic Materials
CN111117221A (en) * 2019-12-10 2020-05-08 珠海格力绿色再生资源有限公司 Low-water-absorption composite material and preparation method thereof

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Application publication date: 20130130