CN107286476A - A kind of filler and its application process for improving polypropylene modulus - Google Patents
A kind of filler and its application process for improving polypropylene modulus Download PDFInfo
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- CN107286476A CN107286476A CN201710656868.0A CN201710656868A CN107286476A CN 107286476 A CN107286476 A CN 107286476A CN 201710656868 A CN201710656868 A CN 201710656868A CN 107286476 A CN107286476 A CN 107286476A
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- filler
- wollastonite
- modulus
- improving polypropylene
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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
- C08K7/00—Use of ingredients characterised by shape
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/08—Oxygen-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/004—Additives being defined by their length
-
- 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
- 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 & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of filler and its application process for improving polypropylene modulus, a kind of filler for improving polypropylene modulus includes wollastonite, calcium carbonate crystal whisker, short glass fiber and hyperbranched dispersant；By mass, the amount ratio of wollastonite, calcium carbonate crystal whisker, short glass fiber and hyperbranched dispersant is 100：90~100：8~12：10 ~ 15, with the effect for improving polypropylene modulus.
Description
Technical field
The present invention relates to a kind of filler and its application process for improving polypropylene modulus.
Background technology
Polypropylene (abbreviation PP), is a kind of hemicrystalline thermoplastic, and it has higher impact resistance, industrially
With relatively broad application.To improve polyacrylic application, design new scheme still has more to improve polypropylene modulus
Important meaning.
The content of the invention
The first object of the present invention is to provide a kind of filler for improving polypropylene modulus, with raising polypropylene modulus
Effect.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of filler for improving polypropylene modulus, including wollastonite, calcium carbonate crystal whisker, short glass fiber and hyperbranched scattered
Agent；By mass, the amount ratio of wollastonite, calcium carbonate crystal whisker, short glass fiber and hyperbranched dispersant is 100: 90~100: 8
~12: 10~15.
More preferably：The wollastonite is bar-shaped, and the length of the bar-shaped wollastonite is 0.3~0.8 μm, width
It it is 0.005~0.02 μm for 0.2~0.4 μm, thickness.
More preferably：The bar-shaped wollastonite is prepared by the following method：Wollastonite is taken, C is added1-C2Alcohol, is stirred
Mix and be uniformly dispersed；Under stirring condition, the aqueous solution of hydrochloric acid is added in finely dispersed wollastonite solution, into wollastonite solution
Precipitation disappear；Clear liquid is filtered to take, the ethyl acetate saturated solution of water is added, is well mixed, opening stands volatilization and removes solvent, waves
The condition of hair is 20~25 DEG C and 40~50RH%；By mass, wollastonite, C1-C2The use of the ethyl acetate saturated solution of alcohol and water
Amount is than being 100: 25~30: 5~8；C1-C2Alcohol is methanol or ethanol.
More preferably：The calcium carbonate crystal whisker is needle-like, a diameter of 0.5~1.2 μm, length of the calcium carbonate crystal whisker
Spend for 20~25 μm.
More preferably：By mass, the use of wollastonite, calcium carbonate crystal whisker, short glass fiber and hyperbranched dispersant
Amount is than being 100: 96: 10: 14.
More preferably：The hyperbranched dispersant is superbrnaching end-hydroxy polyester or end carboxyl super branched polyester.
More preferably：A kind of filler for improving polypropylene modulus also includes naphthenic oil, glycerine and polyamide；
By mass, the amount ratio of wollastonite, naphthenic oil, glycerine and polyamide is 100: 5~8: 4~6: 2~3.
More preferably：A kind of filler for improving polypropylene modulus also includes PMA, by quality
The amount ratio of meter, wollastonite and PMA is 100: 5~7.
The second object of the present invention is to provide a kind of application process for the filler for improving polypropylene modulus.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of application process for the filler for improving polypropylene modulus, by mass, a kind of filler for improving polypropylene modulus
With polyacrylic amount ratio 50~60: 100.
More preferably：A kind of filler, polypropylene and functional aid for improving polypropylene modulus is well mixed,
Send into double screw extruder, the melting mixing at 195~205 DEG C, cooling, pelletizing is produced；The functional aid is selected from anti-
At least one of oxidant, UV resistant agent, toner.
In summary, the invention has the advantages that：
Improve polyacrylic rigidity (bending modulus) and toughness (notch impact strength), and the filler added with the application is poly-
Propylene remains to keep excellent rigidity and toughness under high temperature, low temperature, with preferable low temperature resistant and heat-resisting quantity.
Embodiment
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification without creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the protection domain of invention by Patent Law.
Embodiment 1a-1e：Wollastonite, is prepared by the following method：
Commercially available wollastonite is taken, methanol is added, dispersed with stirring is uniform；
Under stirring condition, the aqueous solution of hydrochloric acid, the precipitation into wollastonite solution are added in finely dispersed wollastonite solution
Disappear；Clear liquid is filtered to take, the ethyl acetate saturated solution (water layer of water and ethyl acetate saturated solution) of water is added, is well mixed,
Opening stands volatilization and removes solvent, and the condition of volatilization is 20~25 DEG C and 40~50RH%, obtains bar-shaped wollastonite, and the rod
The length of the wollastonite of shape is 0.3~0.8 μm, width is 0.2~0.4 μm, thickness is 0.005~0.02 μm；
Each raw material parameter and the size of the wollastonite prepared are as shown in table 1 in embodiment 1a-1e preparation process.
Each raw material parameter and the size of the wollastonite prepared in the embodiment 1a-1e preparation process of table 1
Embodiment 1f：Wollastonite, is that methanol is substituted with ethanol with embodiment 1a difference, obtained wollastonite
To be bar-shaped, and the length of the wollastonite is 0.3~0.8 μm, width is 0.2~0.4 μm, thickness is 0.005~0.02 μm.
Embodiment 1g：Wollastonite, is with embodiment 1a difference, and the condition of volatilization is 30 DEG C and 20RH%, is obtained
The wollastonite arrived to be bar-shaped, and the length of the wollastonite is 0.1~0.2 μm, width is 0.1~0.15 μm, thickness be 0.002~
0.004μm。
Embodiment 2a：A kind of filler for improving polypropylene modulus, it is mixed by each raw material as shown in table 2.
The embodiment 2a of table 2 raw material information
Embodiment 2b：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, using implementation
Example 1b wollastonite.
Embodiment 2c：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, using implementation
Example 1c wollastonite.
Embodiment 2d：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, using implementation
Example 1d wollastonite.
Embodiment 2e：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, using implementation
Example 1e wollastonite.
Embodiment 2f：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, using implementation
Example 1f wollastonite.
Embodiment 2g：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, using implementation
Example 2g wollastonite.
Embodiment 2h：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, using commercially available
Wollastonite.
Embodiment 2i：A kind of filler for improving polypropylene modulus, is, polyacrylic acid with embodiment 2a difference
The consumption of methyl esters is 5kg.
Embodiment 2j：A kind of filler for improving polypropylene modulus, is, polyacrylic acid with embodiment 2a difference
The consumption of methyl esters is 7kg.
Embodiment 2k：A kind of filler for improving polypropylene modulus, is, polyacrylic acid with embodiment 2a difference
The consumption of methyl esters is 2kg.
Embodiment 21：A kind of filler for improving polypropylene modulus, is, polyacrylic acid with embodiment 2a difference
The consumption of methyl esters is 11kg.
Embodiment 2m：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, without poly- third
E pioic acid methyl ester.
Embodiment 2n：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, naphthenic oil,
The consumption of glycerine and polyamide is respectively：5kg, 4kg and 2kg.
Embodiment 2o：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, naphthenic oil,
The consumption of glycerine and polyamide is respectively：8kg, 6kg and 3kg.
Embodiment 2p：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, naphthenic oil,
The consumption of glycerine and polyamide is respectively：3kg, 2kg and 1kg.
Embodiment 2q：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, naphthenic oil,
The consumption of glycerine and polyamide is respectively：12kg, 9kg and 5kg.
Embodiment 2r：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, without cycloalkanes
Oil, glycerine and polyamide.
Embodiment 2s：A kind of filler for improving polypropylene modulus, is, terminal hydroxy group surpasses with embodiment 2a difference
Branched polyester is substituted with commercially available end carboxyl super branched polyester.
Embodiment 2t：A kind of filler for improving polypropylene modulus, is, terminal hydroxy group surpasses with embodiment 2a difference
Branched polyester is substituted with commercially available hyperbranched polyethyleneimine.
Embodiment 2u：A kind of filler for improving polypropylene modulus, is, calcium carbonate is brilliant with embodiment 2a difference
Must be needle-like, a diameter of 2~4 μm of calcium carbonate crystal whisker, length be 30~40 μm.
Embodiment 2v：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, wollastonite,
The amount ratio of calcium carbonate crystal whisker, short glass fiber and hyperbranched dispersant is 100: 90: 8: 10.
Embodiment 2w：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, wollastonite,
The amount ratio of calcium carbonate crystal whisker, short glass fiber and hyperbranched dispersant is 100: 100: 12: 15.
Embodiment 2x：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, wollastonite,
The amount ratio of calcium carbonate crystal whisker, short glass fiber and hyperbranched dispersant is 100: 80: 5: 7.
Embodiment 2y：A kind of filler for improving polypropylene modulus, is with embodiment 2a difference, wollastonite,
The amount ratio of calcium carbonate crystal whisker, short glass fiber and hyperbranched dispersant is 100: 120: 15: 20.
Embodiment 3a-3y：A kind of application process for the filler for improving polypropylene modulus, polypropylene modulus is improved by one kind
Filler (being respectively derived from embodiment 2a-2z), (sample is detected as notch impact strength 3.5KJ/m to commercial polypropylene2, it is curved
Bent modulus 2000MPa), commercial antioxidant, commercially available UV resistant agent, commercially available toner be well mixed, send into double screw extruder
In, the melting mixing at 195~205 DEG C, cooling, pelletizing is produced；By mass, it is a kind of improve polypropylene modulus filler,
Polypropylene, commercial antioxidant, commercially available UV resistant agent, the amount ratio 55: 100: 5: 5: 5 of commercially available toner.
Embodiment 4：A kind of application process for the filler for improving polypropylene modulus, exists with embodiment 3a difference
In, by mass, a kind of filler and polyacrylic amount ratio 50: 100: 5: 5: 5 for improving polypropylene modulus.
Embodiment 5：A kind of application process for the filler for improving polypropylene modulus, exists with embodiment 3a difference
In, by mass, a kind of filler and polyacrylic amount ratio 60: 100: 5: 5: 5 for improving polypropylene modulus.
Embodiment 6：A kind of application process for the filler for improving polypropylene modulus, exists with embodiment 3a difference
In, by mass, a kind of filler and polyacrylic amount ratio 40: 100: 5: 5: 5 for improving polypropylene modulus.
Embodiment 7：A kind of application process for the filler for improving polypropylene modulus, exists with embodiment 3a difference
In, by mass, a kind of filler and polyacrylic amount ratio 70: 100: 5: 5: 5 for improving polypropylene modulus.
Embodiment 8：A kind of application process for the filler for improving polypropylene modulus, exists with embodiment 3a difference
In no commercial antioxidant, commercially available UV resistant agent, commercially available toner.
Performance test
The series of Example 3, embodiment 4-8 and commercially available polypropylene, its notch impact strength and bending are tested by national standard
Modulus；Then sample is placed 6 months at -50 DEG C, -20 DEG C, 0 DEG C, 30 DEG C, 120 DEG C respectively, the breach after test is placed is rushed
Hit intensity and bending modulus.
Test result is as shown in Tables 3 and 4.
Table 3 places front and rear notch impact strength data statistics (unit：KJ/m2)
Table 4 places the flexural modulus data statistics (unit of front and rear sample：MPa)
Claims (10)
1. a kind of filler for improving polypropylene modulus, it is characterised in that including wollastonite, calcium carbonate crystal whisker, short glass fiber
With hyperbranched dispersant；By mass, the amount ratio of wollastonite, calcium carbonate crystal whisker, short glass fiber and hyperbranched dispersant is
100：90~100：8~12：10~15.
2. a kind of filler for improving polypropylene modulus according to claim 1, it is characterised in that the wollastonite is rod
Shape, the length of the bar-shaped wollastonite is 0.3 ~ 0.8 μm, width is 0.2 ~ 0.4 μm, thickness is 0.005 ~ 0.02 μm.
3. a kind of filler for improving polypropylene modulus according to claim 2, it is characterised in that the bar-shaped wollastonite
Prepare by the following method：Wollastonite is taken, C is added1-C2Alcohol, dispersed with stirring is uniform；Under stirring condition, in finely dispersed silicon
The aqueous solution of hydrochloric acid is added in lime stone solution, the precipitation into wollastonite solution disappears；Clear liquid is filtered to take, the acetic acid second of water is added
Ester saturated solution, is well mixed, and opening stands volatilization and removes solvent, and the condition of volatilization is 20 ~ 25 DEG C and 40 ~ 50RH%；By quality
Meter, wollastonite, C1-C2The amount ratio of the ethyl acetate saturated solution of alcohol and water is 100：25~30：5~8；C1-C2Alcohol is methanol or second
Alcohol.
4. a kind of filler for improving polypropylene modulus according to claim 3, it is characterised in that the calcium carbonate crystal whisker
For needle-like, a diameter of 0.5 ~ 1.2 μm of the calcium carbonate crystal whisker, length be 20 ~ 25 μm.
5. a kind of filler for improving polypropylene modulus according to claim 4, it is characterised in that by mass, silicon ash
Stone, calcium carbonate crystal whisker, the amount ratio of short glass fiber and hyperbranched dispersant are 100：96：10：14.
6. a kind of filler for improving polypropylene modulus according to claim 1, it is characterised in that described hyperbranched scattered
Agent is superbrnaching end-hydroxy polyester or end carboxyl super branched polyester.
7. a kind of filler for improving polypropylene modulus according to claim 1, it is characterised in that a kind of improve is gathered
The filler of propylene modulus also includes naphthenic oil, glycerine and polyamide；By mass, wollastonite, naphthenic oil, glycerine and polyamide
Amount ratio be 100：5~8：4~6：2~3.
8. a kind of filler for improving polypropylene modulus according to claim 1, it is characterised in that a kind of improve is gathered
The filler of propylene modulus also includes PMA；By mass, the amount ratio of wollastonite and PMA is
100：5~7.
9. a kind of application process of the filler of raising polypropylene modulus as described in claim any one of 1-8, its feature exists
In, by mass, a kind of filler and polyacrylic amount ratio 50 ~ 60 for improving polypropylene modulus：100.
10. the application process of a kind of filler for improving polypropylene modulus according to claim 9, it is characterised in that will
A kind of filler, polypropylene and functional aid for improving polypropylene modulus is well mixed, in feeding double screw extruder,
Melting mixing at 195 ~ 205 DEG C, cooling, pelletizing is produced；The functional aid is selected from antioxidant, UV resistant agent, toner
At least one of.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710656868.0A CN107286476A (en) | 2017-08-03 | 2017-08-03 | A kind of filler and its application process for improving polypropylene modulus |
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| CN201710656868.0A CN107286476A (en) | 2017-08-03 | 2017-08-03 | A kind of filler and its application process for improving polypropylene modulus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111138755A (en) * | 2019-12-25 | 2020-05-12 | 江苏金发科技新材料有限公司 | Low-density low-dielectric polypropylene composite material and preparation method thereof |
| WO2023155573A1 (en) * | 2022-02-21 | 2023-08-24 | 金发科技股份有限公司 | Broad-temperature-range, low-shrinkage, strongly-acidic-electrolyte-resistant polypropylene composite material, preparation method therefor and use thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111138755A (en) * | 2019-12-25 | 2020-05-12 | 江苏金发科技新材料有限公司 | Low-density low-dielectric polypropylene composite material and preparation method thereof |
| WO2023155573A1 (en) * | 2022-02-21 | 2023-08-24 | 金发科技股份有限公司 | Broad-temperature-range, low-shrinkage, strongly-acidic-electrolyte-resistant polypropylene composite material, preparation method therefor and use thereof |
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Application publication date: 20171024 |