CN104311998B - A kind of high fluidity glass fiber reinforced polypropylene composite material and preparation method thereof - Google Patents
A kind of high fluidity glass fiber reinforced polypropylene composite material and preparation method thereof Download PDFInfo
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- CN104311998B CN104311998B CN201410605641.XA CN201410605641A CN104311998B CN 104311998 B CN104311998 B CN 104311998B CN 201410605641 A CN201410605641 A CN 201410605641A CN 104311998 B CN104311998 B CN 104311998B
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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- 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
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/14—Copolymers of propene
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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
- C08L2201/04—Antistatic
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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
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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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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- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention discloses a kind of high fluidity glass fiber reinforced polypropylene composite material, including polypropylene: 100 parts；Glass fibre: 20-40 part；Toughener: 3-5 part；Polyester wax: 0.3-0.5 part: metallic soap: 0.3-0.5 part；Rheology modifier: 0.1-0.3 part；Thermal oxidation stabilizer DSTP:0.5-1.0 part；Antioxidant 1010: 0.5-1.0 part；Irgasfos 168: 0.3-0.5 part.The present invention discloses its preparation method.The present invention by adding appropriate compounded lubricant and rheology modifier in PP composite material, can effectively reduce the frictional force between polymer molecular chain, improve the mobile performance of polymer melt, also can be effectively improved the fineness of product surface simultaneously, realize the anti-floating fibre phenomenon of material, accelerating the fusion process of material, processing characteristics is well optimized.
Description
Technical field
The present invention relates to a kind of PP composite material and preparation method thereof, particularly relate to a kind of high fluidity glass fiber reinforced polypropylene composite material and preparation method thereof, belong to chemical material technical field.
Background technology
Engineering plastics have thermostability and the mechanical property of excellence, replace metal, timber and cement to apply at the numerous areas such as electric, transportation, machinery instrument.At present, PP composite material is most widely used, and wherein, playing a game with glass fibre, it is the most commonly used to carry out rigidity reinforced parallel, but, what is said or talked about valency glass fibre etc. are rigid filled no doubt has certain reinforced effects, and namely intensity and rigidity significantly improve, but the increase of glass fibre, but drawing abillity it is degrading further, cause the anisotropy of material property, the problems such as glass leaks outside, appearance poor.
Summary of the invention
In order to solve the problems referred to above, high fluidity glass fiber reinforced polypropylene composite material the invention provides that a kind of preparation technology is simple, material flowability can be effectively improved, preventing glass from leaking outside and preparation method thereof.
The technical solution used in the present invention is:
A kind of high fluidity glass fiber reinforced polypropylene composite material, it is characterised in that the weight/mass percentage composition including following components and each component is:
Polypropylene: 100 parts；
Glass fibre: 20-40 part；
Toughener: 3-5 part；
Polyester wax: 0.3-0.5 part:
Metallic soap: 0.3-0.5 part；
Rheology modifier: 0.1-0.3 part；
Thermal oxidation stabilizer DSTP:0.5-1.0 part；
Antioxidant 1010: 0.5-1.0 part；
Irgasfos 168: 0.3-0.5 part.
Further, described metallic soap is any one in stearate soap, castor oil acid soap, lauric acid soap.
Described polyester wax is any one in 691,693,694 polyester wax.
And described polypropylene temperature be 230 DEG C, load be 2.16kg when, its melt flow rate (MFR) is 30-50g/10min.
And the mixture that described polypropylene is HOPP and COPP.
And described rheology modifier is any one in ACR, PMMA, MBS.
Further, the preparation method of above-mentioned a kind of high fluidity glass fiber reinforced polypropylene composite material, it is characterised in that comprise the following steps:
(1) raw material is weighed by weight ratio: weigh raw material by the proportioning of the component of described high fluidity glass fiber reinforced polypropylene composite material and each component；
(2) batch mixing: the polypropylene, glass fibre, toughener, polyester wax, metallic soap, rheology modifier, thermal oxidation stabilizer DSTP, antioxidant 1010 and the irgasfos 168 that step (1) are weighed are dry mixed 3-5 minute in super mixer；
(3) melt extrude, pelletize: the raw material that step (2) mixes is placed in dual-screw-stem machine through melt extruding, pelletize, its actual conditions is: a district is 180～190 DEG C, 2nd district and 3rd district are 200～210 DEG C, 4th district, 5th district and 6th district are 210～215 DEG C, 7th district, 8th district, 9th district and tenth district are 215～225 DEG C, and the time of staying is 1-2 minute, and pressure is 10-15MPa.
The invention have the benefit that the present invention passes through to add appropriate compounded lubricant and rheology modifier in PP composite material, can effectively reduce the frictional force between polymer molecular chain, improve the mobile performance of polymer melt, also can be effectively improved the fineness of product surface simultaneously, realize the anti-floating fibre phenomenon of material, accelerating the fusion process of material, processing characteristics is well optimized.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in more detail:
Selection:
The raw material adopted in following example is commercially available, wherein, polypropylene temperature be 230 DEG C, load be 2.16kg when, its melt flow rate (MFR) is 30-50g/10min.And the mixture that described polypropylene is HOPP and COPP.The density of glass fibre is 2.2-2.66g/cm3, toughener be nitrile rubber, polyester wax is arbitrary, the metallic soap in 691,693,694 polyester wax to be any one in stearate soap, castor oil acid soap, lauric acid soap, rheology modifier be any one in ACR, PMMA, MBS, thermal oxidation stabilizer DSTP, antioxidant 1010, irgasfos 168 comparatively conventional, no longer describe in detail.
The preparation method of all experiments is below:
(1) raw material is weighed by weight ratio: weigh raw material by the proportioning of the component of described high fluidity glass fiber reinforced polypropylene composite material and each component；
(2) batch mixing: the polypropylene, glass fibre, toughener, polyester wax, metallic soap, rheology modifier, thermal oxidation stabilizer DSTP, antioxidant 1010 and the irgasfos 168 that step (1) are weighed are dry mixed 3-5 minute in super mixer；
(3) melt extrude, pelletize: the raw material that step (2) mixes is placed in dual-screw-stem machine through melt extruding, pelletize, its actual conditions is: a district is 180～190 DEG C, 2nd district and 3rd district are 200～210 DEG C, 4th district, 5th district and 6th district are 210～215 DEG C, 7th district, 8th district, 9th district and tenth district are 215～225 DEG C, and the time of staying is 1-2 minute, and pressure is 10-15MPa.
Table 1 is the concrete formula of embodiment 1-4 and comparative example 1-2:
Polyester wax and metallic soap in comparative example 1 are cancelled, and the content of all the other additions is identical with embodiment 1；Rheology modifier in comparative example 2 is cancelled, and the content of all the other additions is identical with embodiment 3.
Carrying out below embodiment 1-4 and comparative example 1-2 gained composite material granular are carried out performance test, method, standard and test result are as follows:
The particulate material completing pelletize as stated above is dried 2～3 hours in advance in the convection oven of 90～100 DEG C, then more dried particulate material is carried out on injection (mo(u)lding) machine injection moulding sample preparation.
Tensile property test is undertaken by ISO527-2, and specimen size is 150*10*4mm, and draw speed is 50mm/min；Bending property test is undertaken by ISO178, and specimen size is 80*10*4mm, and rate of bending is 2mm/min, and span is 64mm；Simple beam impact strength is undertaken by ISO179, and specimen size is 80*6*4mm, and notch depth is 1/3rd of sample thickness；Heat distortion temperature is undertaken by ISO75, and specimen size is 120*10*3.0mm, and load is 1.8MPa；The thermal-oxidative aging property of material is undertaken by ISO4577, and specimen size is 50*10*10mm, and test temperature is 150 DEG C；The melt flow rate (MFR) of material, the instrument for measuring thermoplastic melt volume-flow rate that JB/T5456, ISO1133 standard of employing manufactures and designs is measured, visual examination standard is, the distance on human eye and detected product surface is 300-350mm, and the review time, face of inspecting became 45 degree with desktop less than 12s, rotate 15 degree up and down, illumination is more than 60w cool white fluorescent lamp, light source distance measured object surface 500-550mm, the gentle flicker free phenomenon of light.
The comprehensive mechanical property of material is by testing the hot strength of gained, and elongation at break, bending modulus, the numerical value of thermal denaturation temperature and impact strength is passed judgment on；The thermal-oxidative aging property of material is passed judgment on according to the heat oxygen aging resistance time length measured by standard: the time is more long, and the heatproof air aging performance of material is more good；The surface resistivity of material carries out test by ISO3915 and passes judgment on: surface resistivity≤1010Ω m meets automotive trim antistatic standard, is worth more little, and antistatic effect is more good.
The formula of three groups of samples and properties test result are shown in lower each table:
The material property table of table 1: embodiment 1-4 and comparative example 1-2
As shown in Table 1, with the addition of its melt flow rate (MFR) of the PP composite material of compounded lubricant and rheology modifier apparently higher than comparative example, and its outward appearance is substantially better than comparative example, and other mechanical performances of the material described in the embodiment of the present invention are also significantly better than comparative example.
The ultimate principle of the present invention, principal character and advantage have more than been shown and described.Skilled person will appreciate that of the industry, above-described embodiment does not limit the present invention in any form, and all employings are equal to the technical scheme that the mode of replacement or equivalent transformation obtains, and all fall within protection scope of the present invention.
Claims (6)
1. a high fluidity glass fiber reinforced polypropylene composite material, it is characterised in that the weight/mass percentage composition including following components and each component is:
Polypropylene: 100 parts；
Glass fibre: 20-40 part；
Toughener: 3-5 part；
Polyester wax: 0.3-0.5 part:
Metallic soap: 0.3-0.5 part；
Rheology modifier: 0.1-0.3 part；
Thermal oxidation stabilizer DSTP:0.5-1.0 part；
Antioxidant 1010: 0.5-1.0 part；
Irgasfos 168: 0.3-0.5 part；
Described rheology modifier is any one in ACR, PMMA, MBS.
2. a kind of high fluidity glass fiber reinforced polypropylene composite material according to claim 1, it is characterised in that described metallic soap is any one in stearate soap, castor oil acid soap, lauric acid soap.
3. a kind of high fluidity glass fiber reinforced polypropylene composite material according to claim 2, it is characterised in that described polyester wax is any one in 691,693,694 polyester wax.
4. a kind of high fluidity glass fiber reinforced polypropylene composite material according to claim 1, it is characterised in that described polypropylene temperature be 230 DEG C, load be 2.16kg when, its melt flow rate (MFR) is 30-50g/10min.
5. a kind of high fluidity glass fiber reinforced polypropylene composite material according to claim 1, it is characterised in that described polypropylene is the mixture of HOPP and COPP.
6. the preparation method of a kind of high fluidity glass fiber reinforced polypropylene composite material according to claim 1-5 any one claim, it is characterised in that comprise the following steps:
(1) raw material is weighed by weight ratio: weigh raw material by the proportioning of the component of described high fluidity glass fiber reinforced polypropylene composite material and each component；
(2) batch mixing: the polypropylene, glass fibre, toughener, polyester wax, metallic soap, rheology modifier, thermal oxidation stabilizer DSTP, antioxidant 1010 and the irgasfos 168 that step (1) are weighed are dry mixed 3-5 minute in super mixer；
(3) melt extrude, pelletize: the raw material that step (2) mixes is placed in dual-screw-stem machine through melt extruding, pelletize, its actual conditions is: a district is 180～190 DEG C, 2nd district and 3rd district are 200～210 DEG C, 4th district, 5th district and 6th district are 210～215 DEG C, 7th district, 8th district, 9th district and tenth district are 215～225 DEG C, and the time of staying is 1-2 minute, and pressure is 10-15MPa.
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| CN201410605641.XA CN104311998B (en) | 2014-10-31 | 2014-10-31 | A kind of high fluidity glass fiber reinforced polypropylene composite material and preparation method thereof |
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| CN201410605641.XA CN104311998B (en) | 2014-10-31 | 2014-10-31 | A kind of high fluidity glass fiber reinforced polypropylene composite material and preparation method thereof |
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| CN104311998A CN104311998A (en) | 2015-01-28 |
| CN104311998B true CN104311998B (en) | 2016-07-06 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101619152A (en) * | 2009-07-30 | 2010-01-06 | 聊城大学 | High tenacity low smoke zero halogen flame retardant polypropylene and preparation method thereof |
| CN103059417A (en) * | 2013-01-23 | 2013-04-24 | 苏州润佳工程塑料股份有限公司 | Filled polypropylene composite material applied to rapid forming component |
| CN103194022A (en) * | 2012-12-17 | 2013-07-10 | 上海普利特复合材料股份有限公司 | High-fluidity scratch-resistant impact-resistant modified polypropylene composite material and preparation method thereof |
| CN103694564A (en) * | 2013-12-27 | 2014-04-02 | 安徽科聚新材料有限公司 | PP/PMMA (polypropylene/polymethyl methacrylate) alloy material and preparation method thereof |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101619152A (en) * | 2009-07-30 | 2010-01-06 | 聊城大学 | High tenacity low smoke zero halogen flame retardant polypropylene and preparation method thereof |
| CN103194022A (en) * | 2012-12-17 | 2013-07-10 | 上海普利特复合材料股份有限公司 | High-fluidity scratch-resistant impact-resistant modified polypropylene composite material and preparation method thereof |
| CN103059417A (en) * | 2013-01-23 | 2013-04-24 | 苏州润佳工程塑料股份有限公司 | Filled polypropylene composite material applied to rapid forming component |
| CN103694564A (en) * | 2013-12-27 | 2014-04-02 | 安徽科聚新材料有限公司 | PP/PMMA (polypropylene/polymethyl methacrylate) alloy material and preparation method thereof |
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Denomination of invention: A kind of high fluidity glass fiber reinforced polypropylene composite material and preparation method thereof Effective date of registration: 20220916 Granted publication date: 20160706 Pledgee: Bank of China Limited Suzhou Xiangcheng sub branch Pledgor: SUZHOU RUNJIA ENGINEER PLASTIC Co.,Ltd. Registration number: Y2022980015455 |
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