CN106519448A - Environment-friendly foamed plastic and preparation method thereof - Google Patents
Environment-friendly foamed plastic and preparation method thereof Download PDFInfo
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- CN106519448A CN106519448A CN201611022942.5A CN201611022942A CN106519448A CN 106519448 A CN106519448 A CN 106519448A CN 201611022942 A CN201611022942 A CN 201611022942A CN 106519448 A CN106519448 A CN 106519448A
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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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2407/00—Characterised by the use of natural rubber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2497/00—Characterised by the use of lignin-containing materials
- C08J2497/02—Lignocellulosic material, e.g. wood, straw or bagasse
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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
- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
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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 & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Polymers & Plastics (AREA)
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses an environment-friendly foamed plastic, which is prepared from the following raw materials in parts by weight: 4 to 8 parts of foaming agent, 0.5 to 4 parts of zinc stearate, 62 to 84 parts of trimethylbenzene diisocyanate, 18 to 24 parts of linear polyethylene resin, 45 to 59 parts of polypropylene, 12 to 21 parts of natural rubber, 4 to 9 parts of calcium carbonate powder, 6 to 11 parts of modified coconut shell powder, and 3 to 6 parts of plant fiber. The invention also discloses a preparation method of the environment-friendly foamed plastic. The environment-friendly foamed plastic prepared by the invention is wide in raw material source, low in raw material cost, simple in preparation process, low in production cost, and applicable to industrial production in large scale. According to the environment-friendly foamed plastic prepared by the invention, the resilience ratio, the tensile strength and the elongation of the environment-friendly foamed plastic are better than those of an existing product, and the market prospect is wide.
Description
Technical field
The present invention relates to a kind of plastics, specifically a kind of environmentally friendly foam plasticss.
Background technology
Plastics are, with monomer as raw material, by addition polymerization or the macromolecular compound of polycondensation polymerized, to be commonly called as resin,
Composition and body styles can freely be changed, by the additive such as synthetic resin and filler, plasticizer, stabilizer, lubricant, colorant
Composition.Plastics are important organic synthesiss macromolecular materials, using widely, in the every field of the live and work of people
Huge effect has been played all.As the development of science and technology, various novel plastics also occur one after another, polyurethane is exactly one of which,
Polyurethane is the abbreviation of polyurethanes, due to only needing to simply change formula, just can obtain different density, elasticity, just
Property etc. physical property, current polyurethane substituted glass fibre thermal insulation material, timber, traditional rubber products etc. in a large number.Polyurethane
Including variforms such as hard polyaminoester plastics, flexibel polyurethane environmental protection foam plasticss, polyurethane elastomers.It is existing soft poly-
Between 55%-70%, between 68-75MPa, percentage elongation is 156- to tensile strength to the rebound degree of urethane environmental protection foam plasticss
178%, existing flexibel polyurethane environmental protection foam plasticss do not reach the estimated performance of people, and this is just brought for the use of people
Inconvenience.
The content of the invention
It is an object of the invention to provide a kind of environmentally friendly foam plasticss, to solve the problems, such as to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme：
A kind of environmentally friendly foam plasticss, are made up of according to weight portion following raw material：Foaming agent 4-8 parts, zinc stearate 0.5-4 parts, three
Toluene di-isocyanate(TDI) 62-84 parts, linear polyethylene resin 18-24 parts, polypropylene 45-59 parts, natural rubber 12-21 parts, carbon
Sour calcium powder 4-9 parts, modified Exocarpium cocois (Cocos nucifera L) powder 6-11 parts and Plant fiber's 3-6 parts.
As further scheme of the invention：Modified Exocarpium cocois (Cocos nucifera L) powder adopts Exocarpium cocois (Cocos nucifera L) grind into powder and crosses 100-
200 mesh sieves, the Exocarpium cocois (Cocos nucifera L) powder for obtaining are placed on 20-40 minutes in the sodium hydroxide solution of 1mol/L, then are washed with deionized water
It is to neutrality and dry.
As further scheme of the invention：Plant fiber adopts bean plant fiber, corn plant fiber, wheat plant
One or more mixture of fiber and sorghum plant fiber.
The preparation method of the environmentally friendly foam plasticss, comprises the following steps that：
Plant fiber in pulverizer is crushed to 300-500 mesh, obtains Plant fiber's powder, given over to standby by step one；
Step 2, by Plant fiber's powder, front three phenylene diisocyanate, calcium carbonate powder and polypropylene be put in blender with
The rotating speed stirring of 100-150rpm, adds natural rubber while stirring, add natural rubber finish rear stirrer at normal temperatures with
The rotating speed stirring 25-45 minutes of 240-400rpm, then zinc stearate and linear polyethylene resin are added in blender, blender
With the rotating speed stirring 50-90 minutes of 450-600rpm under 35-60 degree Celsius, mix products are obtained；
Foaming agent is added into mix products and is carried out under 240-320 degree Celsius foamable reaction by step 3, then by product
It is put into drying machine drying and finished product is obtained.
Compared with prior art, the invention has the beneficial effects as follows：Environmentally friendly foam materials source prepared by the present invention is wide
General and low in raw material price, preparation process is simple, low production cost, it is adaptable to large-scale industrial production；Present invention system
Standby environmentally friendly foam plasticss, rebound degree, tensile strength and percentage elongation are superior to existing product, wide market.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Embodiment 1
A kind of environmentally friendly foam plasticss, are made up of according to weight portion following raw material：4 parts of foaming agent, 0.5 part of zinc stearate, trimethylbenzene
It is 62 parts of diisocyanate, 18 parts of linear polyethylene resin, 45 parts of polypropylene, 12 parts of natural rubber, 4 parts of calcium carbonate powder, modified
3 parts of 6 parts of Exocarpium cocois (Cocos nucifera L) powder and Plant fiber.Modified Exocarpium cocois (Cocos nucifera L) powder adopts Exocarpium cocois (Cocos nucifera L) grind into powder and crosses 120 mesh sieves, obtains
To Exocarpium cocois (Cocos nucifera L) powder be placed on 24 minutes in the sodium hydroxide solution of 1mol/L, then deionized water is washed till neutrality and drying
.
The preparation method of the environmentally friendly foam plasticss, comprises the following steps that：
Plant fiber in pulverizer is crushed to 360 mesh, obtains Plant fiber's powder, given over to standby by step one；
Step 2, by Plant fiber's powder, front three phenylene diisocyanate, calcium carbonate powder and polypropylene be put in blender with
The rotating speed stirring of 100rpm, adds natural rubber while stirring, add natural rubber finish rear stirrer at normal temperatures with
The rotating speed of 240rpm is stirred 28 minutes, then zinc stearate and linear polyethylene resin are added in blender, and blender is taken the photograph 40
Stirred 50 minutes with the rotating speed of 450rpm under family name's degree, obtain mix products；
Foaming agent is added into mix products and is carried out under 240 degrees Celsius foamable reaction, then product is put into by step 3
Drying machine drying is obtained finished product.
1 products obtained therefrom of embodiment being tested, rebound degree being measured for 88%, tensile strength is 105MPa, percentage elongation is
235%, it is superior to existing product.
Embodiment 2
A kind of environmentally friendly foam plasticss, are made up of according to weight portion following raw material：6 parts of foaming agent, 1.5 parts of zinc stearate, trimethylbenzene
It is 67 parts of diisocyanate, 20 parts of linear polyethylene resin, 48 parts of polypropylene, 15 parts of natural rubber, 6 parts of calcium carbonate powder, modified
4 parts of 8 parts of Exocarpium cocois (Cocos nucifera L) powder and Plant fiber.Plant fiber adopts the mixture of bean plant fiber and sorghum plant fiber.
The preparation method of the environmentally friendly foam plasticss, comprises the following steps that：
Plant fiber in pulverizer is crushed to 380 mesh, obtains Plant fiber's powder, given over to standby by step one；
Step 2, by Plant fiber's powder, front three phenylene diisocyanate, calcium carbonate powder and polypropylene be put in blender with
The rotating speed stirring of 130rpm, adds natural rubber while stirring, add natural rubber finish rear stirrer at normal temperatures with
The rotating speed of 280rpm is stirred 32 minutes, then zinc stearate and linear polyethylene resin are added in blender, and blender is taken the photograph 48
Stirred 65 minutes with the rotating speed of 510rpm under family name's degree, obtain mix products；
Foaming agent is added into mix products and is carried out under 275 degrees Celsius foamable reaction, then product is put into by step 3
Drying machine drying is obtained finished product.
2 products obtained therefrom of embodiment being tested, rebound degree being measured for 94%, tensile strength is 113MPa, percentage elongation is
242%, it is superior to existing product.
Embodiment 3
A kind of environmentally friendly foam plasticss, are made up of according to weight portion following raw material：6 parts of foaming agent, 3.2 parts of zinc stearate, trimethylbenzene
It is 74 parts of diisocyanate, 22 parts of linear polyethylene resin, 53 parts of polypropylene, 18 parts of natural rubber, 7 parts of calcium carbonate powder, modified
5 parts of 10 parts of Exocarpium cocois (Cocos nucifera L) powder and Plant fiber.Modified Exocarpium cocois (Cocos nucifera L) powder adopts Exocarpium cocois (Cocos nucifera L) grind into powder and crosses 180 mesh sieves,
The Exocarpium cocois (Cocos nucifera L) powder for obtaining is placed on 34 minutes in the sodium hydroxide solution of 1mol/L, then deionized water is washed till neutrality and does
It is dry.Plant fiber adopts wheat plant fiber.
The preparation method of the environmentally friendly foam plasticss, comprises the following steps that：
Plant fiber in pulverizer is crushed to 460 mesh, obtains Plant fiber's powder, given over to standby by step one；
Step 2, by Plant fiber's powder, front three phenylene diisocyanate, calcium carbonate powder and polypropylene be put in blender with
The rotating speed stirring of 135rpm, adds natural rubber while stirring, add natural rubber finish rear stirrer at normal temperatures with
The rotating speed of 320rpm is stirred 42 minutes, then zinc stearate and linear polyethylene resin are added in blender, and blender is taken the photograph 56
Stirred 84 minutes with the rotating speed of 550rpm under family name's degree, obtain mix products；
Foaming agent is added into mix products and is carried out under 290 degrees Celsius foamable reaction, then product is put into by step 3
Drying machine drying is obtained finished product.
3 products obtained therefrom of embodiment being tested, rebound degree being measured for 84%, tensile strength is 124MPa, percentage elongation is
256%, it is superior to existing product.
Embodiment 4
A kind of environmentally friendly foam plasticss, are made up of according to weight portion following raw material：8 parts of foaming agent, 4 parts of zinc stearate, trimethylbenzene two
84 parts of isocyanates, 24 parts of linear polyethylene resin, 59 parts of polypropylene, 21 parts of natural rubber, 9 parts of calcium carbonate powder, modified coconut palm
6 parts of 11 parts of sub- shell powder and Plant fiber.Modified Exocarpium cocois (Cocos nucifera L) powder adopts Exocarpium cocois (Cocos nucifera L) grind into powder and crosses 100-200 mesh
Sieve, the Exocarpium cocois (Cocos nucifera L) powder for obtaining are placed on 40 minutes in the sodium hydroxide solution of 1mol/L, then deionized water is washed till neutrality simultaneously
And be dried.Plant fiber is using bean plant fiber, corn plant fiber, wheat plant fiber and sorghum plant fiber
Mixture.
The preparation method of the environmentally friendly foam plasticss, comprises the following steps that：
Plant fiber in pulverizer is crushed to 450 mesh, obtains Plant fiber's powder, given over to standby by step one；
Step 2, by Plant fiber's powder, front three phenylene diisocyanate, calcium carbonate powder and polypropylene be put in blender with
The rotating speed stirring of 150rpm, adds natural rubber while stirring, add natural rubber finish rear stirrer at normal temperatures with
The rotating speed of 400rpm is stirred 45 minutes, then zinc stearate and linear polyethylene resin are added in blender, and blender is taken the photograph 60
Stirred 80 minutes with the rotating speed of 540rpm under family name's degree, obtain mix products；
Foaming agent is added into mix products and is carried out under 310 degrees Celsius foamable reaction, then product is put into by step 3
Drying machine drying is obtained finished product.
4 products obtained therefrom of embodiment being tested, rebound degree being measured for 96%, tensile strength is 116MPa, percentage elongation is
248%, it is superior to existing product.
Comparative example 1
Except modified Exocarpium cocois (Cocos nucifera L) powder is not contained, remaining component of comparative example 1 is same as Example 1 with preparation method, to contrast
1 products obtained therefrom of example is tested, and it is 62% to measure rebound degree, and tensile strength is 64MPa, and percentage elongation is 168%, is worse than embodiment
The product of 1-4.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of description is only that those skilled in the art should for clarity
Using description as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art
Understandable other embodiment.
Claims (4)
1. a kind of environmentally friendly foam plasticss, it is characterised in that be made up of according to weight portion following raw material：Foaming agent 4-8 parts, stearic acid
Zinc 0.5-4 parts, front three phenylene diisocyanate 62-84 parts, linear polyethylene resin 18-24 parts, polypropylene 45-59 parts, natural rubber
Glue 12-21 parts, calcium carbonate powder 4-9 parts, modified Exocarpium cocois (Cocos nucifera L) powder 6-11 parts and Plant fiber's 3-6 parts.
2. environmentally friendly foam plasticss according to claim 1, it is characterised in that the modified Exocarpium cocois (Cocos nucifera L) powder adopts Exocarpium cocois (Cocos nucifera L)
Grind into powder and excessively 100-200 mesh sieves, the Exocarpium cocois (Cocos nucifera L) powder for obtaining are placed on 20-40 in the sodium hydroxide solution of 1mol/L
Minute, then deionized water be washed till neutrality and be dried.
3. environmentally friendly foam plasticss according to claim 1 and 2, it is characterised in that the Plant fiber adopts bean plant
One or more mixture of fiber, corn plant fiber, wheat plant fiber and sorghum plant fiber.
4. a kind of preparation method of the environmentally friendly foam plasticss as described in claim 1-3 is arbitrary, it is characterised in that concrete steps are such as
Under：
Plant fiber in pulverizer is crushed to 300-500 mesh, obtains Plant fiber's powder, given over to standby by step one；
Step 2, by Plant fiber's powder, front three phenylene diisocyanate, calcium carbonate powder and polypropylene be put in blender with
The rotating speed stirring of 100-150rpm, adds natural rubber while stirring, add natural rubber finish rear stirrer at normal temperatures with
The rotating speed stirring 25-45 minutes of 240-400rpm, then zinc stearate and linear polyethylene resin are added in blender, blender
With the rotating speed stirring 50-90 minutes of 450-600rpm under 35-60 degree Celsius, mix products are obtained；
Foaming agent is added into mix products and is carried out under 240-320 degree Celsius foamable reaction by step 3, then by product
It is put into drying machine drying and finished product is obtained.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611022942.5A CN106519448A (en) | 2016-11-21 | 2016-11-21 | Environment-friendly foamed plastic and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611022942.5A CN106519448A (en) | 2016-11-21 | 2016-11-21 | Environment-friendly foamed plastic and preparation method thereof |
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| CN106519448A true CN106519448A (en) | 2017-03-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108822569A (en) * | 2018-06-07 | 2018-11-16 | 湖南映宏新材料股份有限公司 | A kind of Wood-plastic foam material and preparation method thereof |
| CN109762324A (en) * | 2019-01-21 | 2019-05-17 | 东莞市腾崴塑胶制品有限公司 | A kind of latex rubber sponge and preparation method of the anti-mite of antiallergy |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1621440A (en) * | 2004-10-21 | 2005-06-01 | 俞立群 | Plastic lignified board and its making method |
| CN101831112A (en) * | 2010-05-14 | 2010-09-15 | 金发科技股份有限公司 | Halogen-free flame-retardant type injection molding-class polyolefin wood plastic composite material and preparation method thereof |
| CN102167794A (en) * | 2010-02-26 | 2011-08-31 | 大日精化工业株式会社 | Polyurethane prepolymer |
-
2016
- 2016-11-21 CN CN201611022942.5A patent/CN106519448A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1621440A (en) * | 2004-10-21 | 2005-06-01 | 俞立群 | Plastic lignified board and its making method |
| CN102167794A (en) * | 2010-02-26 | 2011-08-31 | 大日精化工业株式会社 | Polyurethane prepolymer |
| CN101831112A (en) * | 2010-05-14 | 2010-09-15 | 金发科技股份有限公司 | Halogen-free flame-retardant type injection molding-class polyolefin wood plastic composite material and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108822569A (en) * | 2018-06-07 | 2018-11-16 | 湖南映宏新材料股份有限公司 | A kind of Wood-plastic foam material and preparation method thereof |
| CN108822569B (en) * | 2018-06-07 | 2021-10-22 | 湖南映宏新材料股份有限公司 | Wood-plastic foaming material and preparation method thereof |
| CN109762324A (en) * | 2019-01-21 | 2019-05-17 | 东莞市腾崴塑胶制品有限公司 | A kind of latex rubber sponge and preparation method of the anti-mite of antiallergy |
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Application publication date: 20170322 |
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