CN107778846A - A kind of polyamide 6 available for increasing material manufacturing is material modified and preparation method thereof - Google Patents

A kind of polyamide 6 available for increasing material manufacturing is material modified and preparation method thereof Download PDF

Info

Publication number
CN107778846A
CN107778846A CN201610714901.6A CN201610714901A CN107778846A CN 107778846 A CN107778846 A CN 107778846A CN 201610714901 A CN201610714901 A CN 201610714901A CN 107778846 A CN107778846 A CN 107778846A
Authority
CN
China
Prior art keywords
modified
polyamide
increasing
available
glass
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
Application number
CN201610714901.6A
Other languages
Chinese (zh)
Inventor
于毅
杨维曦
马俊杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Xinda Enterprise Group Co Ltd
Original Assignee
Sichuan Xinda Enterprise Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sichuan Xinda Enterprise Group Co Ltd filed Critical Sichuan Xinda Enterprise Group Co Ltd
Priority to CN201610714901.6A priority Critical patent/CN107778846A/en
Publication of CN107778846A publication Critical patent/CN107778846A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y70/00—Materials specially adapted for additive manufacturing
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/002—Physical properties
    • C08K2201/003—Additives being defined by their diameter
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—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
    • C08L2205/06—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
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers

Abstract

The present invention relates to increasing material manufacturing consumptive material field, and material modified and preparation method thereof the invention discloses a kind of polyamide 6 available for increasing material manufacturing, its component matches by weight percent is：Polyamide 6（PA6）62% ~ 78%, glass fibre 8% ~ 15%, toughener 8% ~ 20%, compatilizer 5% ~ 10%, antioxidant 0.3% ~ 2%, anti-glass emergence on the surface agent 0.2% ~ 1%.It is an advantage of the current invention that preparation method simple process, modified effect are notable：1st, the addition of glass fibre and toughener, the material modified mechanical strength of the polyamide 6 of preparation, toughness are improved significantly, activeness and quietness significant effect；2nd, the addition of preferable anti-glass emergence on the surface agent, the free mobility of material is improved, improves processing characteristics, make the surface gloss of material high；3rd, compared with traditional nylon material, there is the characteristics of shrinkage factor is low and heat distortion temperature is high；4th, verified through printing, shower nozzle wire vent is smooth during 3D printing, and the low warpage of product, precision are high, presentation quality is good, are very suitable for preparing the consumptive material of FDM increasing material manufacturings.

Description

A kind of polyamide 6 available for increasing material manufacturing is material modified and preparation method thereof
Technical field
The invention belongs to increasing material manufacturing consumptive material field, specifically a kind of polyamide 6 modification available for increasing material manufacturing Material and preparation method thereof.
Background technology
Increasing material manufacturing（It is commonly called as 3D printing）Technology is the skill that the method continuously gradually to be added up by material manufactures entity component Art, it is the method for a kind of " from bottom to top " manufacture.Different from traditional removal-Machining Technology for Cutting, 3D printing technique is without former Embryo and mould, just can be directly according to the graph data of computer, and the method by successively increasing material produces the thing of any shape It body, can effectively simplify the fabrication schedule of product, shorten the lead time of product, improve production efficiency and reduce cost.3D is beaten Print technology is widely used to product prototype, Making mold, artistic creation, jewelry-making, building, bioengineering and medicine, clothes The fields such as dress.Fused glass pellet（FDM）It is a kind of 3D printing method common in the market, with advances in technology, FDM Application also constantly expanding, the innovation and development speed of its machine, but its can use consumptive material development it is limited.
The consumptive material for being commonly used in FDM technique 3D printings in the market has acrylonitrile-butadiene-styrene copolymer （ABS）, PLA（PLA）Deng.However, ABS has peculiar smell when printing, its mechanical property is general, and non-refractory；PLA mechanics Also poor-performing, also non-refractory.Growing with printing device and technology, the innovation of consumptive material increasingly becomes certainly Determine the key factor of FDM techniques 3D printing development.
Polyamide（PA）Earliest, the most widely used thermoplastic engineering plastic of development, have high-strength, high temperature resistant, it is wear-resisting, The excellent performance such as impact resistance, corrosion-resistant, oil resistant, self-lubricating, is widely used in automobile component, electronic apparatus, petrochemical industry, aviation The fields such as space flight, ship, it is the high polymer material that yield is maximum, purposes is most wide, kind is most in current five large-engineering plastics.It is pure PA mechanical property is preferable, but pure PA heat resisting temperature etc. is relatively low simultaneously, molding shrinkage is very big, makes as 3D printing consumptive material Warping phenomenon is very serious during, it is impossible to meets the practical application of 3D printing.
The present invention is in the presence of a certain amount of compatilizer, and glass fibre inserts and toughener are added in PA6 matrixes, Improve PA6 mechanical strength and add toughness, so as to improve the combination property of PA6 materials.Especially glass fibre Add, not only increase the mechanical property of material, and reduce the shrinkage factor of nylon material, stuck up when as 3D printing consumptive material Qu Xianxiang unobvious.The FDM technique 3D printing consumptive materials prepared using the material, print procedure wire vent is smooth, is not easy plug, system Product presentation quality is good, precision is high, is very suitable for printing some products for having higher requirements to product mechanical property.
The content of the invention
The research contents of the present invention be to develop a kind of polyamide 6 available for increasing material manufacturing it is material modified, to solve to pass Heat resisting temperature is relatively low, molding effect is bad when uniting single nylon material as FDM technique 3D printing consumptive materials, easy generation warpage shows As and printing difficulty it is larger the problems such as, while improve material combination property.The present invention is using PA6 resins as matrix material, glass fibers Dimension, toughener carry out activeness and quietness modification, effectively increase nylon material tensile strength, impact strength, elongation at break and The performance and reduction Material shrinkage rate of thermal distorsion temperature etc., have been significantly greatly increased material answering as FDM technique 3D consumptive materials Use performance.
In order to realize the research contents of foregoing invention, the present invention provides following technical scheme：
（1）PA6 is positioned in 65 ~ 90 DEG C of vacuum drying chambers and dried 5 ~ 10 hours；
（2）Configuration experiment material, PA6 62% ~ 78%, toughener 8 ~ 20%, compatilizer 5% ~ 10%, antioxygen are matched according to following components Agent 0.3% ~ 2.0%, anti-glass emergence on the surface agent 0.2 ~ 1.0%；
（3）Above-mentioned experimental raw is placed in high-speed mixer and is sufficiently mixed 2 ~ 6 minutes, obtains well mixed experiment material；
（4）Above-mentioned well mixed experiment material is extruded by Couble screw rod high-temp extruder, control main frame rotating speed, feeding are glass Fiber content is maintained at 8% ~ 20%, cooling, air-dries, pelletizing, obtains a kind of polyamide 6 and is modified increasing material manufacturing consumptive material PP Pipe Compound；
（5）The advantage of the invention is that：
Preparation method simple process, modified effect are notable：, glass fibre and toughener addition, the polyamide 6 of preparation changes The mechanical strength of property material, toughness are improved significantly, activeness and quietness significant effect；, preferable anti-glass emergence on the surface agent Add, improve the free mobility of material, improve processing characteristics, make the surface gloss of material high；And traditional nylon Material is compared, and has the characteristics of shrinkage factor is low and heat distortion temperature is high；, verify through printing, shower nozzle wire vent is smooth during 3D printing, The low warpage of product, precision are high, presentation quality is good, are very suitable for the consumptive material of FDM technique increasing material manufacturings.
Embodiment
Set forth in the present invention is that a kind of polyamide 6 available for increasing material manufacturing is material modified and preparation method thereof, below It is further illustrated by specific embodiment, but the present invention is not limited only to following examples.
Embodiment one
（1）PA6 is placed in 80 DEG C of thermostatic drying chambers and dried 6 hours；
（2）Configuration experiment material is matched according to following components：PA6 72%, POE 10%, compatilizer 4.5%, antioxidant 1.2%, prevent Glass emergence on the surface agent 0.3%；
（3）Above-mentioned experimental raw is placed in high-speed mixer and is sufficiently mixed 3 minutes, obtains well mixed experiment material；
（4）Above-mentioned well mixed experiment material is made into glass by Couble screw rod high-temp extruder, control main frame rotating speed and rate of feeding Glass fiber content is stable 12%, extrusion, cooling, drying, is granulated, obtains a kind of activeness and quietness nylon material available for 3D printing Material, wherein the 8 of extruder section temperature is followed successively by 235 DEG C, 240 DEG C, 240 DEG C, 240 DEG C, 245 DEG C, 245 DEG C, 245 DEG C, 245 DEG C, Head temperature is 245 DEG C.Engine speed is 265r/min, rate of feeding 12.0r/min；
（5）Utilize（4）A kind of obtained activeness and quietness polyamide 6 available for increasing material manufacturing is material modified, and its simply supported beam lacks Mouth impact strength is 19.0KJ/M2, tensile strength 66.1MPa, shrinkage ratio 0.20%, heat distortion temperature is 163.8 DEG C.Profit The 3D printing consumptive material printing that is prepared with the material is smooth, not plug, non-warpage, good forming effect, has a good application prospect.
Embodiment two
（1）PA6 is placed in 85 DEG C of thermostatic drying chambers and dried 5 hours；
（2）Configuration experiment material is matched according to following components：PA6 65%, POE 15%, compatilizer 3.5%, antioxidant 1.2%, prevent Glass emergence on the surface agent 0.3%；
（3）Above-mentioned experimental raw is placed in high-speed mixer and is sufficiently mixed 3 minutes, obtains well mixed experiment material；
（4）Above-mentioned well mixed experiment material is made into glass by Couble screw rod high-temp extruder, control main frame rotating speed and rate of feeding Glass fiber content is stable 15%, extrusion, cooling, drying, is granulated, obtains a kind of activeness and quietness nylon material available for 3D printing Material, wherein the 8 of extruder section temperature is followed successively by 230 DEG C, 235 DEG C, 235 DEG C, 235 DEG C, 240 DEG C, 240 DEG C, 240 DEG C, 240 DEG C, Head temperature is 240 DEG C.Engine speed is 260r/min, rate of feeding 11.9r/min；
（5）Utilize（4）A kind of obtained activeness and quietness polyamide 6 available for increasing material manufacturing is material modified, and its simply supported beam lacks Mouth impact strength is 17.3KJ/M2, tensile strength 70.2MPa, shrinkage ratio 0.21%, heat distortion temperature is 168.5 DEG C；Profit The 3D printing consumptive material printing that is prepared with the material is smooth, not plug, non-warpage, good forming effect, has a good application prospect.
The embodiment 1 ~ 2 of table one and traditional consumptive material the performance test results
Comparative example 1 ~ 2 can be seen that the increasing material system of the preparation method preparation provided according to this patent with traditional consumptive material performance Consumptive material PP Pipe Compound is made, its mechanical property is better than traditional PLA and ABS material；For the single nylon material shrinkage factor of tradition it is big and The problem of heat distortion temperature is low, the addition of glass fibre greatly reduce Material shrinkage rate, and improve the thermal deformation temperature of material Degree；The addition of toughener, can effectively improve because glass fibre add toughness of material difference the shortcomings that, it is good to obtain combination property Activeness and quietness polyamide 6 is material modified.Each embodiment is extruded into 1.75mm lines, and is used for FDM technique 3D printings, is printed When wire vent is smooth, not plug, warpage, presentation quality be not good for the product printed, and precision is high, heat-resist.

Claims (10)

  1. A kind of 1. polyamide 6 available for increasing material manufacturing（Nylon 6）It is material modified and preparation method thereof, it is characterised in that the material PP Pipe Compound composition is PA6, glass fibre, toughener, compatilizer, antioxidant, anti-glass emergence on the surface agent；Wherein, PA6 62% ~ 78%, Glass fibre 8% ~ 15%, toughener 8% ~ 20%, compatilizer 5% ~ 10%, antioxidant 0.3% ~ 2.0%, anti-glass emergence on the surface agent 0.2% ~ 1.0%。
  2. 2. the polyamide 6 according to claim 1 available for increasing material manufacturing is material modified, it is characterised in that the modified material The preparation technology for expecting to use is the melting extrusion of Couble screw rod high-temp extruder, pelletizing.
  3. 3. the polyamide 6 according to claim 1 available for increasing material manufacturing is material modified, it is characterised in that PA6 used matches somebody with somebody Than for 62% ~ 78%.
  4. 4. the polyamide 6 according to claim 1 available for increasing material manufacturing is material modified, it is characterised in that glass fibers used To tie up as alkali-free long glass fibres, a diameter of 6-15 microns of glass fibre, preferably a diameter of 8-13 microns, it matches as 8% ~ 15%。
  5. 5. the polyamide 6 according to claim 1 available for increasing material manufacturing is material modified, it is characterised in that toughening agent For polyolefin elastomer（POE）, SBS（SBS）, ethylene propylene diene rubber（EPDM）In One or more of compoundings, match as 8% ~ 20%.
  6. 6. the polyamide 6 according to claim 1 available for increasing material manufacturing is material modified, it is characterised in that compatilizer used For maleic anhydride grafted polymer nylon compatilizer, grafting rate is 0.6% ~ 2.5%, and preferably grafting rate 0.9% ~ 1.5%, its proportioning is 5%~10%。
  7. 7. the polyamide 6 according to claim 1 available for increasing material manufacturing is material modified, it is characterised in that antioxidant used It is used alone for Hinered phenols antioxidant or is compounded with phosphite ester kind antioxidant, it is 0.3% ~ 2.0% that it, which is matched,.
  8. 8. the polyamide 6 according to claim 1 available for increasing material manufacturing is material modified, it is characterised in that anti-glass used Outer distillate medicinal water is preferable TAF（The double ethylene stearic amide modified products of N, N'-）, it is 0.2% ~ 1.0% that it, which is matched,.
  9. 9. a kind of activeness and quietness polyamide 6 available for increasing material manufacturing according to any one of claim 1-8 is modified material Material, it is characterised in that the preparation method of the material comprises the following steps：
    By the toughener of PA6,8-20 part of dry 62-78 parts, the compatilizer of 5-15 parts, 0.3-2.0 parts antioxidant, 0.2- 1 part of anti-glass emergence on the surface agent is added in high-speed mixer, and 2-6min is stirred in high-speed mixer；Well mixed material is added Enter the charge door of double screw extruder；Alkali-free long glass fibres adds from first exhaust outlet, control main frame rotating speed and feeding speed Degree makes content of glass fiber stable in 8-15 parts；Material is granulated through double screw extruder melting extrusion, polyamide 6 is prepared It is material modified.
  10. 10. preparation method according to claim 9, it is characterised in that described PA6 drying temperatures are 65 ~ 85 DEG C, are dried Time is 5 ~ 10h；The working process parameter of described double screw extruder is：One to eight area's temperature is respectively 230 ~ 245 DEG C, 230 ~ 245 DEG C, 235 ~ 250 DEG C, 235 ~ 250 DEG C, 235 ~ 250 DEG C, 235 ~ 250 DEG C, 235 ~ 250 DEG C, 235 ~ 250 DEG C, head temperature 240 ~ 255 DEG C of degree, engine speed is 240 ~ 280r/min, and rate of feeding is 10.5 ~ 17.5 r/min.
CN201610714901.6A 2016-08-24 2016-08-24 A kind of polyamide 6 available for increasing material manufacturing is material modified and preparation method thereof Pending CN107778846A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610714901.6A CN107778846A (en) 2016-08-24 2016-08-24 A kind of polyamide 6 available for increasing material manufacturing is material modified and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610714901.6A CN107778846A (en) 2016-08-24 2016-08-24 A kind of polyamide 6 available for increasing material manufacturing is material modified and preparation method thereof

Publications (1)

Publication Number Publication Date
CN107778846A true CN107778846A (en) 2018-03-09

Family

ID=61388316

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610714901.6A Pending CN107778846A (en) 2016-08-24 2016-08-24 A kind of polyamide 6 available for increasing material manufacturing is material modified and preparation method thereof

Country Status (1)

Country Link
CN (1) CN107778846A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109943064A (en) * 2019-03-27 2019-06-28 金旸（厦门）新材料科技有限公司 A kind of low warpage high glaze PA material and preparation method thereof and the application in 3D printing
CN111484738A (en) * 2019-12-20 2020-08-04 四川鑫达企业集团有限公司 High-modulus high-fluidity glass fiber reinforced composite material and preparation method thereof
CN111499991A (en) * 2020-05-27 2020-08-07 青岛裕王智能科技床业有限公司 Novel material for additive manufacturing of home furnishing, and preparation method and application thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109943064A (en) * 2019-03-27 2019-06-28 金旸（厦门）新材料科技有限公司 A kind of low warpage high glaze PA material and preparation method thereof and the application in 3D printing
CN111484738A (en) * 2019-12-20 2020-08-04 四川鑫达企业集团有限公司 High-modulus high-fluidity glass fiber reinforced composite material and preparation method thereof
CN111499991A (en) * 2020-05-27 2020-08-07 青岛裕王智能科技床业有限公司 Novel material for additive manufacturing of home furnishing, and preparation method and application thereof

Similar Documents

Publication Publication Date Title
CN107118437B (en) Lower shrinkage, Long Glass Fiber Reinforced PP Composite of low warpage and its preparation method and application
CN102276982B (en) Polyphenylene sulfide and high-temperature-resistant nylon complex and preparation method thereof
CN103937278A (en) 3D printing wood-plastic composite material and preparation method thereof
CN107778846A (en) A kind of polyamide 6 available for increasing material manufacturing is material modified and preparation method thereof
CN107652668A (en) A kind of activeness and quietness nylon material available for 3D printing and preparation method thereof
CN103059537B (en) High-rigidity high-fluidity PC/ABS (polycarbonate/acrylonitrile-butadiene-styrene) alloy and preparation method thereof
CN106566176A (en) Application of polyester as a flow promoter in improving glossiness of reinforced ABS composition
CN107964202A (en) Polyester is improving the purposes of reinforced aromatic vinyl copolymer compositions glossiness as flow improver additive
CN107523001A (en) A kind of ABS/PC 3D consumptive material PP Pipe Compounds and preparation method thereof
CN103030891A (en) Long glass fiber-reinforced polypropylene composite material and preparation method thereof
CN109456563B (en) Special material for UHMWPE alloy compatibilization toughening modified polypropylene corrugated pipe and preparation method thereof
CN106543622A (en) Polyester is as flow improver additive in the purposes for improving enhancing ASA composition glossiness
CN108164945B (en) Preparation method of modified polylactic acid material with metal effect for 3D printing
CN109504042A (en) PHA modified TPS/PBAT biodegradable resin and preparation method thereof
CN104194123B (en) The preparation method of polyacrylonitrile fibre/high-density polyethylene composite material
CN109575557B (en) PC/ABS mixture for three-dimensional printing, preparation method thereof and direct printing method
CN108017872A (en) A kind of ABS/PC alloy modification materials available for increasing material manufacturing
CN102942736B (en) High-glass fiber content reinforced polypropylene material and preparation method thereof
CN104448806A (en) Low-warping-rate halogen-free flame retardant carbon fiber-reinforced nylon alloy material and preparation method
CN107974020A (en) A kind of reinforced aromatic vinyl copolymer compositions and its application
CN106566158A (en) Reinforced ASA composition and application thereof
CN109251410A (en) Low warp glass fiber reinforced polypropylene compound material and preparation method thereof
CN109575502B (en) PC/ABS composite wire for three-dimensional printing and preparation method and printing method thereof
CN107304271B (en) Polypropylene-based composite material and preparation method and application thereof
CN108003548A (en) Polyamide is improving the purposes of reinforced aromatic vinyl copolymer compositions glossiness as flow improver additive

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20180309

WD01 Invention patent application deemed withdrawn after publication