CN107868340A - A kind of co-blend polypropylene is material modified - Google Patents
A kind of co-blend polypropylene is material modified Download PDFInfo
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- CN107868340A CN107868340A CN201711264291.5A CN201711264291A CN107868340A CN 107868340 A CN107868340 A CN 107868340A CN 201711264291 A CN201711264291 A CN 201711264291A CN 107868340 A CN107868340 A CN 107868340A
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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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- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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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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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to macromolecule modified technical field, more particularly to a kind of co-blend polypropylene is material modified.Including following weight fraction component：200 300 parts of polypropylene powder, 10 20 parts of fiber, 57 parts of lubricant, 37 parts of coupling agent, 8 10 parts of antioxidant, 10 20 parts of nano-calcium carbonate, 58 parts of wollastonite.By reasonably matching and being added with the present invention glass fibre or carbon fiber in the present invention so that polypropene blended material impact resistance significantly improves, and processing characteristics is excellent, and has the advantages that creep is small, thermostabilization is high.
Description
（One）Technical field
The present invention relates to macromolecule modified technical field, more particularly to a kind of co-blend polypropylene is material modified.
（Two）Background technology
Present polyacrylic modification is early in the 70's of last century, and modified method includes chemical method modification and Physical changes
Property two kinds, the methods of Physical, which is modified, mainly includes filling-modified, blending and modifying, enhancing is modified, the purpose of modified polypropene is
In order to obtain the resin material of high intensity, high rigidity, high tenacity, enhancing is modified to be primarily referred to as adding glass fibre or carbon fibre
Dimension, filling-modified mainly to add the fillers such as some wollastonites, talcum powder, modified polypropene is used primarily in bumper, family
The peripheral plastics of electrical appliance, transport pipeline etc..Presently used polypropylene largely belongs to modified materials.But current poly- third
It is not very good in terms of the material modified shock resistance of alkene and elongation at break and processing characteristics.
（Three）The content of the invention
The present invention is in order to make up the deficiencies in the prior art, there is provided a kind of co-blend polypropylene is material modified.
The present invention is achieved through the following technical solutions：
A kind of co-blend polypropylene is material modified, it is characterised in that：Including following weight fraction component：Polypropylene powder 200-300
Part, fiber 10-20 parts, lubricant 5-7 parts, coupling agent 3-7 parts, antioxidant 8-10 parts, nano-calcium carbonate 10-20 parts, silicon ash
Stone 5-8 parts.
Further, including following weight fraction component：230 parts of polypropylene powder, 12 parts of fiber, 5.6 parts of lubricant, coupling
4.8 parts of agent, 8.5 parts of antioxidant, 16 parts of nano-calcium carbonate, 6 parts of wollastonite.
Wherein, fiber includes glass fibre and carbon fiber.Glass fibre is E- glass fibres, C- glass fibres, high-strength glass
Glass fiber, AR glass fibres, A glass fibres, E-CR glass fibres, D glass fibre, carbon fiber are that carbon fiber can by raw material sources
It is divided into polyacrylonitrile-based carbon fibre, asphalt base carbon fiber, viscose-based carbon fiber, phenolic aldehyde base carbon fibre, gas-phase growth of carbon fibre.
Wherein, the fibre length is 10mm-20mm, a diameter of 10-20 microns.
Wherein, the lubricant includes one or more combinations in PE waxes, TAF lubricants, calcium stearate.
Wherein, the coupling agent is titanate coupling agent.
Wherein, the antioxidant is the mixing of antioxidant 1010 and irgasfos 168, antioxidant 1010 and irgasfos 168
Mass ratio be 10:7.
The material modified preparation method of co-blend polypropylene includes following preparation process：（1）By polypropylene powder in 80 DEG C of temperature
It is degree lower drying 1-2 hours, standby；（2）Fiber is added in pulverizer, controls pulverizer speed make it that fibre length is 10mm-
20mm, it is standby；（3）According to weight proportion by polypropylene powder, fiber, lubricant, coupling agent, antioxidant, nano-calcium carbonate,
It is uniformly rear standby that wollastonite adds mixed at high speed in high speed mixer；（4）By said mixture put into extruder in melting extrusion,
It is granulated, packaging.
The beneficial effects of the invention are as follows：In the present invention by reasonably match and in the present invention added with glass fibre or
Person's carbon fiber so that polypropene blended material increases significantly in impact resistance and the aspect of elongation at break two all tools, processes
Excellent performance, and have the advantages that creep is small, thermostabilization is high.
（Four）Embodiment
Embodiment 1
Including following preparation process：（1）Polypropylene powder is dried 1-2 hours at a temperature of 80 DEG C, it is standby；（2）By fiber plus
Enter in pulverizer, control pulverizer speed make it that fibre length is 10mm-20mm, it is standby；（3）According to weight proportion by polypropylene
200 parts of powder, 10 parts of fiber, 5 parts of lubricant, 3 parts of coupling agent, 8 parts of antioxidant, 10 parts of nano-calcium carbonate, 5 parts of wollastonite add
It is uniformly rear standby to enter mixed at high speed in high speed mixer；（4）Said mixture is put into melting extrusion, granulation, bag in extruder
Dress.Obtained sample is placed into 24h at room temperature, relative humidity is below 50%, after testing, modified poly- made from the present embodiment
Propylene resists in the case where melt index, density, notch impact strength, bending strength, the several parameters of the bending amount of touching are basically unchanged
Tensile strength increases to 30.1MPa by traditional 20MPa or so, and elongation at break is increased to 400% by traditional 50%.Therefore, lead to
Cross modified polypropylene material made from the formula of the present embodiment has great raising in tensile strength and elongation at break.
Embodiment 2
Including following preparation process：（1）Polypropylene powder is dried 1-2 hours at a temperature of 80 DEG C, it is standby；（2）By fiber plus
Enter in pulverizer, control pulverizer speed make it that fibre length is 10mm-20mm, it is standby；（3）According to weight proportion by polypropylene
220 parts of powder, 11.5 parts of fiber, 5.5 parts of lubricant, 4.2 parts of coupling agent, 8 parts of antioxidant, 12 parts of nano-calcium carbonate, silicon ash
It is uniformly rear standby that 5.5 parts of stone adds mixed at high speed in high speed mixer；（4）Said mixture is put into melt in extruder and squeezed
Go out, be granulated, pack.After testing, modified polypropene made from the present embodiment is in melt index, density, notch impact strength, bending resistance
In the case that intensity, the bending several parameters of the amount of touching are basically unchanged, tensile strength increases to 30.5MPa by traditional 20MPa or so,
Elongation at break is increased to 418% by traditional 50%.Therefore, existed by modified polypropylene material made from the formula of the present embodiment
There is great raising in tensile strength and elongation at break.
Embodiment 3
Including following preparation process：（1）Polypropylene powder is dried 1-2 hours at a temperature of 80 DEG C, it is standby；（2）By fiber plus
Enter in pulverizer, control pulverizer speed make it that fibre length is 10mm-20mm, it is standby；（3）According to weight proportion by polypropylene
230 parts of powder, 12 parts of fiber, 5.6 parts of lubricant, 4.8 parts of coupling agent, 8.5 parts of antioxidant, 16 parts of nano-calcium carbonate, silicon ash
It is uniformly rear standby that 6 parts of stone adds mixed at high speed in high speed mixer；（4）By said mixture put into extruder in melting extrusion,
It is granulated, packaging.After testing, modified polypropene made from the present embodiment is strong in melt index, density, notch impact strength, bending resistance
In the case that degree, the bending several parameters of the amount of touching are basically unchanged, tensile strength increases to 30.9MPa by traditional 20MPa or so, breaks
Split elongation and be increased to 419% by traditional 50%.Therefore, by modified polypropylene material made from the formula of the present embodiment anti-
There is great raising in tensile strength and elongation at break.
Embodiment 4
Including following preparation process：（1）Polypropylene powder is dried 1-2 hours at a temperature of 80 DEG C, it is standby；（2）By fiber plus
Enter in pulverizer, control pulverizer speed make it that fibre length is 10mm-20mm, it is standby；（3）According to weight proportion by polypropylene
260 parts of powder, 15 parts of fiber, 6 parts of lubricant, 6 parts of coupling agent, 9 parts of antioxidant, 17 parts of nano-calcium carbonate, 7 parts of wollastonite add
It is uniformly rear standby to enter mixed at high speed in high speed mixer；（4）Said mixture is put into melting extrusion, granulation, bag in extruder
Dress.After testing, modified polypropene made from the present embodiment is in melt index, density, notch impact strength, bending strength, bending
In the case that the several parameters of the amount of touching are basically unchanged, tensile strength increases to 30.5MPa, extension at break by traditional 20MPa or so
Rate is increased to 408% by traditional 50%.Therefore, it is strong in stretch-proof by modified polypropylene material made from the formula of the present embodiment
There is great raising on degree and elongation at break.
Embodiment 5
Including following preparation process：（1）Polypropylene powder is dried 1-2 hours at a temperature of 80 DEG C, it is standby；（2）By fiber plus
Enter in pulverizer, control pulverizer speed make it that fibre length is 10mm-20mm, it is standby；（3）According to weight proportion by polypropylene
300 parts of powder, 20 parts of fiber, 7 parts of lubricant, 7 parts of coupling agent, 10 parts of antioxidant, 20 parts of nano-calcium carbonate, 8 parts of wollastonite
It is uniformly rear standby to add mixed at high speed in high speed mixer；（4）By said mixture put into extruder in melting extrusion, granulation,
Packaging.After testing, modified polypropene made from the present embodiment is in melt index, density, notch impact strength, bending strength, curved
In the case that the several parameters of the song amount of touching are basically unchanged, tensile strength increases to 30.6MPa by traditional 20MPa or so, and fracture is stretched
Long rate is increased to 404% by traditional 50%.Therefore, by modified polypropylene material made from the formula of the present embodiment in stretch-proof
There is great raising in intensity and elongation at break.
The present invention is described by way of example above, but the invention is not restricted to above-mentioned specific embodiment, it is all to be based on
Any changes or modifications that the present invention is done belong to the scope of protection of present invention.
Claims (8)
1. a kind of co-blend polypropylene is material modified, it is characterised in that：Including following weight fraction component：Polypropylene powder 200-
300 parts, fiber 10-20 parts, lubricant 5-7 parts, coupling agent 3-7 parts, antioxidant 8-10 parts, nano-calcium carbonate 10-20 parts, silicon
Lime stone 5-8 parts.
2. co-blend polypropylene according to claim 1 is material modified, it is characterised in that：Including following weight fraction component：
230 parts of polypropylene powder, 12 parts of fiber, 5.6 parts of lubricant, 4.8 parts of coupling agent, 8.5 parts of antioxidant, nano-calcium carbonate 16
Part, 6 parts of wollastonite.
3. co-blend polypropylene according to claim 1 is material modified, it is characterised in that：The fiber include glass fibre and
Carbon fiber.
4. co-blend polypropylene according to claim 3 is material modified, it is characterised in that：The fibre length is 10mm-
20mm, a diameter of 10-20 microns.
5. co-blend polypropylene according to claim 1 is material modified, it is characterised in that：The lubricant includes PE waxes, TAF
One or more combinations in lubricant, calcium stearate.
6. co-blend polypropylene according to claim 1 is material modified, it is characterised in that：The coupling agent is coupled for titanate esters
Agent.
7. co-blend polypropylene according to claim 1 is material modified, it is characterised in that：The antioxidant is antioxidant
1010 and the mixing of irgasfos 168, the mass ratio of antioxidant 1010 and irgasfos 168 is 10:7.
8. co-blend polypropylene according to claim 1 is material modified, it is characterised in that：Including following preparation process：（1）Will
Polypropylene powder is dried 1-2 hours at a temperature of 80 DEG C, standby；（2）Fiber is added in pulverizer, control pulverizer speed makes
It is 10mm-20mm to obtain fibre length, standby；（3）It is according to weight proportion that polypropylene powder, fiber, lubricant, coupling agent is anti-
Oxidant, nano-calcium carbonate, it is uniformly rear standby that wollastonite adds mixed at high speed in high speed mixer；（4）Said mixture is thrown
Enter melting extrusion in extruder, granulation, packaging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711264291.5A CN107868340A (en) | 2017-12-05 | 2017-12-05 | A kind of co-blend polypropylene is material modified |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711264291.5A CN107868340A (en) | 2017-12-05 | 2017-12-05 | A kind of co-blend polypropylene is material modified |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107868340A true CN107868340A (en) | 2018-04-03 |
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ID=61755157
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711264291.5A Pending CN107868340A (en) | 2017-12-05 | 2017-12-05 | A kind of co-blend polypropylene is material modified |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110452469A (en) * | 2019-09-25 | 2019-11-15 | 河南城建学院 | A kind of modified polypropylene material and preparation method thereof |
| CN114456489A (en) * | 2022-01-21 | 2022-05-10 | 台州市盛尔达塑业有限公司 | Gallon basin material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104292635A (en) * | 2014-09-30 | 2015-01-21 | 苏州博利迈新材料科技有限公司 | Car bumper composite material with ultrahigh impact strength and preparation method thereof |
| CN105061892A (en) * | 2015-08-14 | 2015-11-18 | 吉林省松花湖管业有限公司 | Fiber-reinforced polypropylene material and application of pipelines made from fiber-reinforced polypropylene material |
| CN105175900A (en) * | 2015-09-07 | 2015-12-23 | 沈阳化工大学 | Hybrid fiber modified polypropylene |
-
2017
- 2017-12-05 CN CN201711264291.5A patent/CN107868340A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104292635A (en) * | 2014-09-30 | 2015-01-21 | 苏州博利迈新材料科技有限公司 | Car bumper composite material with ultrahigh impact strength and preparation method thereof |
| CN105061892A (en) * | 2015-08-14 | 2015-11-18 | 吉林省松花湖管业有限公司 | Fiber-reinforced polypropylene material and application of pipelines made from fiber-reinforced polypropylene material |
| CN105175900A (en) * | 2015-09-07 | 2015-12-23 | 沈阳化工大学 | Hybrid fiber modified polypropylene |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110452469A (en) * | 2019-09-25 | 2019-11-15 | 河南城建学院 | A kind of modified polypropylene material and preparation method thereof |
| CN114456489A (en) * | 2022-01-21 | 2022-05-10 | 台州市盛尔达塑业有限公司 | Gallon basin material and preparation method thereof |
| CN114456489B (en) * | 2022-01-21 | 2024-01-23 | 台州市盛尔达塑业有限公司 | Gallon basin material and preparation method thereof |
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Application publication date: 20180403 |
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