CN107778646A - A kind of nucleater modified polypropylene plastics - Google Patents
A kind of nucleater modified polypropylene plastics Download PDFInfo
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- CN107778646A CN107778646A CN201610751886.2A CN201610751886A CN107778646A CN 107778646 A CN107778646 A CN 107778646A CN 201610751886 A CN201610751886 A CN 201610751886A CN 107778646 A CN107778646 A CN 107778646A
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- modified polypropylene
- polypropylene plastics
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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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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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- 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
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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
- C08L2205/24—Crystallisation aids
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Abstract
The invention belongs to polypropylene plastics technical field, is related to a kind of nucleater modified polypropylene plastics.The nucleater modified polypropylene plastics of the present invention, is prepared by the raw material of following parts by weight：0.5 1 parts of 40 60 parts of polypropylene, 20 40 parts of acrylic resin, 30 40 parts of nucleator, 58 parts of elastomer, 12 parts of acetic anhydride, 10 20 parts of plant cellulose, 15 parts of alumina fibre, 3 11 parts of cellulose diacetate grafted polylactic acid compatilizer, 35 parts of parts of dispersant, 12 parts of heat stabilizer, 12 parts of plasticizer, 0.2 0.5 parts of antioxidant and ultra-violet absorber.The nucleater modified polypropylene plastics of the invention has the advantages that intensity is high, and elasticity is good, and glossiness is good.
Description
Technical field
The invention belongs to polypropylene plastics technical field, is related to a kind of nucleater modified polypropylene plastics.
Background technology
Polypropylene（PP）A kind of thermoplastic resin of function admirable, have density is small, nontoxic, easy processing, corrosion resistance,
The advantages that nontoxic, good insulation preformance, in automobile, household electrical appliance, electronics, packaging, building materials and furniture etc. extensive use.But
PP is crystalline polymer, and internal there is very big spherocrystal, this makes it have, and molding shrinkage is high, notch impact strength is low, tough
The shortcomings of property difference, especially structural material and engineering plastics application is very restricted.Also, existing PP materials still suffer from
Easily by ultraviolet light degradation, it is oxidizable, molding shrinkage is big the defects of, how to improve weatherability, tensile resistance of PP plastics etc.
It is an important factor for expanding PP plastics use ranges.
With the development of China's plastics industry, the research work of nucleator is also increased rapidly by common concern, usage amount
Add.PP is typical crystal type high polymer, and it is to realize PP customizations, the conventional approach of functionalization to add nucleator.PP nucleators
Inorganic and organic can be chemically divided into structure.Organic is phosphate metal salt, carboxylic metallic salt and glucitol derivative
And polymer type etc..PP is by adding nucleator, thus it is possible to vary polyacrylic crystal habit, realizes rigidity, toughness, thermal deformation
The improvement of the physical and mechanical properties such as temperature, croop property, the transparency and product surface glossiness and processing characteristics is made so as to improve
The performance of product.
The content of the invention
The problem of existing for prior art, it is an object of the invention to provide a kind of nucleater modified polypropylene plastics.
The nucleater modified polypropylene plastics of the present invention has the advantages that intensity is high, and elasticity is good, and glossiness is good.
In order to solve the above technical problems, the technical solution adopted by the present invention is.
A kind of polypropylene plastics, it is prepared by the raw material of following parts by weight：Polypropylene 40-60 parts, acrylic resin
20-40 parts, nucleator 30-40 parts, elastomer 5-8 parts, acetic anhydride 1-2 parts, plant cellulose 10-20 parts, alumina fibre 1-5
Part, cellulose diacetate grafted polylactic acid compatilizer 3-11 parts, dispersant 3-5 parts part, heat stabilizer 1-2 parts, plasticizer 1-2
Part, antioxidant 0.2-0.5 parts and ultra-violet absorber 0.5-1 parts.
A preferred embodiment of the present invention, it is prepared by the raw material of following parts by weight：50 parts of polypropylene, acrylic acid tree
30 parts of fat, 35 parts of nucleator, 7 parts of elastomer, 1 part of acetic anhydride, 15 parts of plant cellulose, 3 parts of alumina fibre, diacetate fiber
Plain 8 parts of grafted polylactic acid compatilizer, 6 parts of dispersant, 1 part of heat stabilizer, 1 part of plasticizer, 0.4 part of antioxidant and ultraviolet are inhaled
Receive 0.8 part of agent.
The nucleator is talcum powder, nano-calcium carbonate or D-sorbite.
The particle diameter of the nano-calcium carbonate is 100~300nm.
The dispersant is calgon.
The heat stabilizer is calcium iso-octoate.
The plasticizer is citrate or chitosan.
Described elastomer is SBS.
The antioxidant is antioxidant 1076 or antioxidant 330.
Described ultra-violet absorber is azimidobenzene class ultra-violet absorber.
Beneficial effects of the present invention.
The present invention merges by using string with polypropylene, further lifts the weather resistance of polypropylene plastics；Adopt
The tensile strength and bending strength of material are improved with nucleator, is made of the invention with preferably rigid, impact resistance and flexible
Degree；Simple production process of the present invention, cost is low, and the plastics of making have excellent glossiness.
Embodiment
For a further understanding of the present invention, the preferred embodiment of the invention is described with reference to embodiment, still
It should be appreciated that these descriptions are simply further explanation the features and advantages of the present invention, rather than to the claims in the present invention
Limitation.
Embodiment 1.
（1）Weighing in parts by weight：50 parts of polypropylene, 30 parts of acrylic resin, 35 parts of nucleator, 7 parts of elastomer, acetic acid
1 part of acid anhydride, 15 parts of plant cellulose, 3 parts of alumina fibre, 8 parts of cellulose diacetate grafted polylactic acid compatilizer, 4 parts of dispersant,
0.8 part of 1 part of heat stabilizer, 1 part of plasticizer, 0.4 part of antioxidant and ultra-violet absorber.
（2）By polypropylene, elastomer, acrylic resin, plant cellulose, it is added in kneading machine, adds, speed of agitator
For 100-120r/min, mixing time 5-10min.
（3）Dispersant, heat stabilizer, acetic anhydride, alumina fibre, plasticizer, ultraviolet are put into above-mentioned kneading machine
Absorbent, speed of agitator 100-120r/min, mixing time 8-10min；Add cellulose diacetate grafted polylactic acid phase
Hold agent, antioxidant, nucleator, continue to stir 5-10min.
（4）Above-mentioned mixture is put into double screw extruder, engine speed 50-80r/min, rate of feeding：15-
25r/min, 210-220 DEG C of area's temperature, two 220-240 DEG C of area's temperature, three 240-260 DEG C of area's temperature, four area temperature 260-270
DEG C, residence time 1-2min, pressure 15-20Mpa, extrude and produce modified nucleator modified polypropylene plastic.
Embodiment 2
（1）Weighing in parts by weight：43 parts of polypropylene, 25 parts of acrylic resin, 30 parts of nucleator, 5 parts of elastomer, acetic anhydride 1
Part, 19 parts of plant cellulose, 3 parts of alumina fibre, 5 parts of cellulose diacetate grafted polylactic acid compatilizer, 4 parts of dispersant, heat
0.9 part of 1 part of stabilizer, 1 part of plasticizer, 0.3 part of antioxidant and ultra-violet absorber.
（2）By polypropylene, elastomer, acrylic resin, plant cellulose, it is added in kneading machine, adds, speed of agitator
For 100-120r/min, mixing time 5-10min.
（3）Dispersant, heat stabilizer, acetic anhydride, alumina fibre, plasticizer, ultraviolet are put into above-mentioned kneading machine
Absorbent, speed of agitator 100-120r/min, mixing time 8-10min；Add cellulose diacetate grafted polylactic acid phase
Hold agent, antioxidant, nucleator, continue to stir 5-10min.
（4）Above-mentioned mixture is put into double screw extruder, engine speed 50-80r/min, rate of feeding：15-
25r/min, 210-220 DEG C of area's temperature, two 220-240 DEG C of area's temperature, three 240-260 DEG C of area's temperature, four area temperature 260-270
DEG C, residence time 1-2min, pressure 15-20Mpa, extrude and produce modified nucleator modified polypropylene plastic.
Embodiment 3.
（1）Weighing in parts by weight：58 parts of polypropylene, 35 parts of acrylic resin, 38 parts of nucleator, 6 parts of elastomer, acetic acid
1 part of acid anhydride, 12 parts of plant cellulose, 2 parts of alumina fibre, 10 parts of cellulose diacetate grafted polylactic acid compatilizer, dispersant 3
Part, 1 part of heat stabilizer, 1 part of plasticizer, 0.4 part of antioxidant and 0.6 part of ultra-violet absorber.
（2）By polypropylene, elastomer, acrylic resin, plant cellulose, it is added in kneading machine, adds, speed of agitator
For 100-120r/min, mixing time 5-10min.
（3）Dispersant, heat stabilizer, acetic anhydride, plasticizer, alumina fibre, ultraviolet are put into above-mentioned kneading machine
Absorbent, speed of agitator 100-120r/min, mixing time 8-10min；Add cellulose diacetate grafted polylactic acid phase
Hold agent, antioxidant, nucleator, continue to stir 5-10min.
（4）Above-mentioned mixture is put into double screw extruder, engine speed 50-80r/min, rate of feeding：15-
25r/min, 210-220 DEG C of area's temperature, two 220-240 DEG C of area's temperature, three 240-260 DEG C of area's temperature, four area temperature 260-270
DEG C, residence time 1-2min, pressure 15-20Mpa, extrude and produce modified nucleator modified polypropylene plastic.
First, performance detection.
1st, performance detection is carried out to nucleater modified polypropylene plastics prepared by embodiment 1-3, as a result such as table 1.
The nucleater modified polypropylene plastics physical and chemical index of table 1.
| Project/numbering | Embodiment 1 | Embodiment 2 | Implement 3 | Sinopec FC801 | Embodiment detection method |
| Rockwell hardness | 107.3 | 107.4 | 106.9 | 89 | GB/T3398.2-2008 |
| Tensile strength/MPa | 38.3 | 38.6 | 38.7 | 31.0 | GB/T528-1998 |
| Bending strength/MPa | 39.3 | 39.5 | 39.8 | 26 | GB/T9341-2008 |
| Bending modulus/GPa | 1.58 | 1.56 | 1.55 | 0.82 | GB/T9341-2008 |
| Cantilever notch impact strength/Jm-1 | 26.5 | 26.4 | 26.3 | 25.5 | GB/T3398.1-2008 |
| Glossiness | 120 | 118 | 115 | 110 | GB/T 25257-2010 |
As shown in Table 1, for indices data of the invention compared with sinopec FC801, the present invention has higher Rockwell
Intensity, tensile strength, bending strength, bending modulus, cantilever notch impact strength and glossiness, illustrate the mechanical property of the present invention
Superior and light transmittance is high.
It is understood that above with respect to the specific descriptions of the present invention, it is merely to illustrate the present invention and is not limited to this
Technical scheme described by inventive embodiments, it will be understood by those within the art that, still the present invention can be carried out
Modification or equivalent substitution, to reach identical technique effect；As long as meet use needs, all protection scope of the present invention it
It is interior.
Claims (10)
- A kind of 1. nucleater modified polypropylene plastics, it is characterised in that：It is prepared by the raw material of following parts by weight：Polypropylene 40-60 parts, acrylic resin 20-40 parts, nucleator 30-40 parts, elastomer 5-8 parts, acetic anhydride 1-2 parts, plant cellulose 10- 20 parts, alumina fibre 1-5 parts, cellulose diacetate grafted polylactic acid compatilizer 3-11 parts, dispersant 3-5 parts, heat stabilizer 1-2 parts, plasticizer 1-2 parts, antioxidant 0.2-0.5 parts and ultra-violet absorber 0.5-1 parts.
- 2. nucleater modified polypropylene plastics according to claim 1, it is characterised in that：By the raw material of following parts by weight It is prepared：50 parts of polypropylene, 30 parts of acrylic resin, 35 parts of nucleator, 7 parts of elastomer, 1 part of acetic anhydride, plant cellulose 15 parts, 3 parts of alumina fibre, 8 parts of cellulose diacetate grafted polylactic acid compatilizer, 4 parts of dispersant, 1 part of heat stabilizer, plasticising 0.8 part of 1 part of agent, 0.4 part of antioxidant and ultra-violet absorber.
- 3. nucleater modified polypropylene plastics according to claim 1, it is characterised in that：The nucleator be talcum powder, Nano-calcium carbonate or D-sorbite.
- 4. nucleater modified polypropylene plastics according to claim 1, it is characterised in that：The particle diameter of the nano-calcium carbonate For 100~300nm.
- 5. nucleater modified polypropylene plastics according to claim 1, it is characterised in that：The dispersant is hexa metaphosphoric acid Sodium.
- 6. nucleater modified polypropylene plastics according to claim 1, it is characterised in that：The heat stabilizer is isooctyl acid Calcium.
- 7. nucleater modified polypropylene plastics according to claim 1, it is characterised in that：The plasticizer is citrate Or chitosan.
- 8. nucleater modified polypropylene plastics according to claim 1, it is characterised in that：Described elastomer is SBS.
- 9. nucleater modified polypropylene plastics according to claim 1, it is characterised in that：The antioxidant is antioxidant 1076 or antioxidant 330.
- 10. nucleater modified polypropylene plastics according to claim 1, it is characterised in that：Described ultra-violet absorber For azimidobenzene class ultra-violet absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610751886.2A CN107778646A (en) | 2016-08-30 | 2016-08-30 | A kind of nucleater modified polypropylene plastics |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610751886.2A CN107778646A (en) | 2016-08-30 | 2016-08-30 | A kind of nucleater modified polypropylene plastics |
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| Publication Number | Publication Date |
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| CN107778646A true CN107778646A (en) | 2018-03-09 |
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| CN201610751886.2A Pending CN107778646A (en) | 2016-08-30 | 2016-08-30 | A kind of nucleater modified polypropylene plastics |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109206821A (en) * | 2018-08-31 | 2019-01-15 | 柏力开米复合塑料(昆山)有限公司 | A kind of PP composite material and preparation method thereof |
| CN109501423A (en) * | 2018-11-26 | 2019-03-22 | 铜陵熙成塑料制品有限公司 | A kind of cement package bags membrane material |
| CN117071105A (en) * | 2023-10-16 | 2023-11-17 | 天津泰达洁净材料有限公司 | Heat-resistant polylactic acid fiber composite material and preparation method thereof |
-
2016
- 2016-08-30 CN CN201610751886.2A patent/CN107778646A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109206821A (en) * | 2018-08-31 | 2019-01-15 | 柏力开米复合塑料(昆山)有限公司 | A kind of PP composite material and preparation method thereof |
| CN109206821B (en) * | 2018-08-31 | 2021-12-07 | 柏力开米复合塑料(昆山)有限公司 | Polypropylene composite material and preparation method thereof |
| CN109501423A (en) * | 2018-11-26 | 2019-03-22 | 铜陵熙成塑料制品有限公司 | A kind of cement package bags membrane material |
| CN117071105A (en) * | 2023-10-16 | 2023-11-17 | 天津泰达洁净材料有限公司 | Heat-resistant polylactic acid fiber composite material and preparation method thereof |
| CN117071105B (en) * | 2023-10-16 | 2023-12-29 | 天津泰达洁净材料有限公司 | Heat-resistant polylactic acid fiber composite material and preparation method thereof |
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Application publication date: 20180309 |