CN105985616B - Bioerodible coffee grounds composite material and products thereof - Google Patents
Bioerodible coffee grounds composite material and products thereof Download PDFInfo
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- CN105985616B CN105985616B CN201510076202.9A CN201510076202A CN105985616B CN 105985616 B CN105985616 B CN 105985616B CN 201510076202 A CN201510076202 A CN 201510076202A CN 105985616 B CN105985616 B CN 105985616B
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- composite material
- bioerodible
- coffee grounds
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Abstract
The present invention provides a kind of bioerodible coffee grounds composite material and products thereof, and the composite material is that the material with Biodegradable is directly added in after surface treatment using coffee grounds, and bioerodible coffee grounds composite material then is made using modification technology.Product after composite material shaping is widely used in film industry, such as in the films such as disposable garbage bag, food pack or overlay film used in agricultural, so as to solve the problems, such as that coffee grounds is only used in the application of low order.
Description
【Technical field】
The invention belongs to field of material technology, and in particular to a kind of bioerodible coffee grounds composite material and products thereof.
【Background technology】
With the enhancing of environmental consciousness, the environmentally-friendly plastic with Biodegradable is increasingly paid attention to by masses.Except using
Outside the improvement of performance, material and product of the exploitation with high additive value are tended to.
In view of the coffee cooking culture of world market, daily generated coffee grounds increasingly increases, although this biomass
There are many purposes of material, but are also all used for the application of low order.For example, existing in the market at present utilize high-temperature process by coffee grounds
Coffee carbon is formed, and applied in weaving association area.
In view of this, it is above-mentioned to solve it is really necessary to develop a kind of bioerodible coffee grounds composite material and products thereof
Coffee grounds is only used for the defects of low order application.
【The content of the invention】
It is therefore an object of the present invention to provide a kind of bioerodible coffee grounds composite material and products thereof, the composite wood
Material and products thereof can solve the problems, such as that above-mentioned coffee grounds is only used in low order application.
In order to achieve the above object, bioerodible coffee grounds composite material of the invention, represents to wrap in parts by weight
It includes：
Optionally, it is 210 DEG C in environment temperature, when load is 2.16Kg, the melt index of the polylactic resin is 3-
30g/10min。
Optionally, it is 150 DEG C in environment temperature, when load is 2.16Kg, the melting of the polyvinyl acetate resins refers to
Number is 7-60g/10min, more preferably 10-30g/10min.
Optionally, the melting temperature of the polyadipate/butylene terephthalate resin is at 85-120 DEG C.
Optionally, the melt strength enhancers are one containing epoxy functionalized sill and oleic series star-shaped copolymer
Kind or a variety of compoundings.
Optionally, the lubricant for ester type flow ability modifying agent, vinyl bis-stearamides, low molecular weight polyethylene wax,
One or more compoundings of erucyl amide and stearic lines.
Optionally, the interface modification agent is silane conjugates.
Optionally, the inorganic filler compounds for the one or more containing talcum powder, calcium carbonate and wollastonite, the nothing
The fineness of machine filler is -2000 mesh of 1000 mesh.
Optionally, the impact modification agent for the impact resistance modification agent of thermoplastic elastomer (TPE) and nucleocapsid cladded type one kind or
A variety of compoundings.
Optionally, the bioerodible coffee grounds composite material further include profit lubricant, antistatic agent, antioxidant,
At least one of ultra-violet absorber, releasing agent and colorant.
In addition, the present invention also provides a kind of product, the product be through the bioerodible coffee grounds composite material into
The product generated after type, the product are used in film, and the film includes disposable garbage bag, food pack or agriculture institute
Use overlay film.
Compared to the prior art, bioerodible coffee grounds composite material of the invention, by directly coffee grounds being utilized to pass through
The material with Biodegradable is added in after crossing surface treatment, it is compound that bioerodible coffee grounds then is made using modification technology
Material, the composite material shaping after product be widely used in film industry, such as disposable garbage bag, food pack or
In the films such as overlay film used in agricultural, so as to solve the problems, such as that coffee grounds is only used in low order application.
【Specific embodiment】
The bioerodible coffee grounds composite material of the present invention, represents to include in parts by weight：
10-95 parts of polylactic resin is 210 DEG C in environment temperature, and when load is 2.16Kg, the polylactic resin melts
Melt index as 3-30g/10min；
1-50 parts of polyvinyl acetate resins are 150 DEG C in environment temperature, when load is 2.16Kg, the poly-vinegar acid second
The melt index of enester resin is 7-60g/10min, and wherein melt index has more preferably effect in 10-30g/10min, by
Have the function of to increase material molten intensity in itself in polyvinyl acetate resins, and promote polylactic resin and adipic acid/right
The compatibility of terephtha-late resin can stablize the film bubble of blown film；
Polyadipate/10-95 parts of butylene terephthalate resin, the polyadipate/butylene terephthalate tree
The melting temperature of fat is at 85-120 DEG C；
0.3-10 parts of melt strength enhancers, the melt strength enhancers are containing epoxy functionalized sill and acrylic acid series
One or more compoundings of row star-shaped copolymer；
1-35 parts of coffee grounds, the coffee grounds need to pass through homogenizer stirring water removal, and homogenizer design temperature is
110 DEG C, continue stirring 15 minutes after temperature reaches；
0.5-5 parts of lubricant, the lubricant is ester type flow ability modifying agent, vinyl bis-stearamides, low molecular weight are gathered
One or more compoundings of ethylene waxes, erucyl amide and stearic lines, wherein being answered based on ester type flow ability modifying agent
Side's collocation can reach optimum efficiency in mobility and physical property；
Modification agent 1-5 parts of interface, the interface modification agent are silane conjugates；
1-30 parts of inorganic filler, the inorganic filler are the one or more containing talcum powder, calcium carbonate and wollastonite
Compounding, the fineness of the inorganic filler is optimum efficiency when being 1000-2000 mesh of mesh；
1-10 parts of modification agent is impacted, the impact modification agent modifies for the impact resistance of thermoplastic elastomer (TPE) and nucleocapsid cladded type
One or more compoundings of agent, wherein thermoplastic elastomer (TPE) include styrenic elastomer, graft modification styrene series elastomer, second
Alkene based elastomers and graft modification ethylene based elastomers, the impact resistance modification agent of nucleocapsid cladded type include acrylic acid cladded type and benzene
Ethylene-propylene nitrile cladded type；
The bioerodible coffee grounds composite material further includes profit lubricant, antistatic agent, antioxidant, ultraviolet light and inhales
Receive at least one of agent, releasing agent and colorant.
To have further understanding to the purpose of the present invention, technological means and technical effect, said in conjunction with specific embodiment
It is bright as follows.
Embodiment 1
First, coffee grounds is weighed, and by coffee grounds by homogenizer stirring water removal, homogenizer design temperature is
110 DEG C, continue stirring 15 minutes after temperature reaches, and the interface modification agent addition weighed is stirred, setting stirring
Time is 10 minutes；Then, need polylactic resin moisture being down to below 0.05-0.1% in procedure for processing；Then, will weigh
The material use single shaft agitator of polylactic resin and polyadipate/butylene terephthalate resin stir 10 minutes, and
The polyvinyl acetate resins weighed, lubricant, impact modification agent and inorganic filler are stirred 10 points using uniaxial agitator
Clock；Said mixture is added separately to melting extrusion in double screw extruder to be granulated.
Embodiment 2
First, coffee grounds is weighed, and by coffee grounds by homogenizer stirring water removal, homogenizer design temperature is
110 DEG C, continue stirring 15 minutes after temperature reaches, and the interface modification agent addition weighed is stirred, setting stirring
Time is 10 minutes；Then, need polylactic resin moisture being down to below 0.05-0.1% in procedure for processing；Then, will weigh
The material use single shaft agitator of polylactic resin and polyadipate/butylene terephthalate resin stir 10 minutes, and
The polyvinyl acetate resins weighed, lubricant, impact modification agent and inorganic filler are stirred 10 points using uniaxial agitator
Clock；Said mixture is added separately to melting extrusion in double screw extruder to be granulated.
Embodiment 3
First, coffee grounds is weighed, and by coffee grounds by homogenizer stirring water removal, homogenizer design temperature is
110 DEG C, continue stirring 15 minutes after temperature reaches, and the interface modification agent addition weighed is stirred, setting stirring
Time is 10 minutes；Then, need polylactic resin moisture being down to below 0.05-0.1% in procedure for processing；Then, will weigh
The material use single shaft agitator of polylactic resin and polyadipate/butylene terephthalate resin stir 10 minutes, and
The polyvinyl acetate resins weighed, lubricant, impact modification agent and inorganic filler are stirred 10 points using uniaxial agitator
Clock；Said mixture is added separately to melting extrusion in double screw extruder to be granulated.
Embodiment 4
First, coffee grounds is weighed, and by coffee grounds by homogenizer stirring water removal, homogenizer design temperature is
110 DEG C, continue stirring 15 minutes after temperature reaches, and the interface modification agent addition weighed is stirred, setting stirring
Time is 10 minutes；Then, need polylactic resin moisture being down to below 0.05-0.1% in procedure for processing；Then, will weigh
The material use single shaft agitator of polylactic resin and polyadipate/butylene terephthalate resin stir 10 minutes, and
The polyvinyl acetate resins weighed, lubricant, impact modification agent and inorganic filler are stirred 10 points using uniaxial agitator
Clock；Said mixture is added separately to melting extrusion in double screw extruder to be granulated.
Embodiment 5
First, coffee grounds is weighed, and by coffee grounds by homogenizer stirring water removal, homogenizer design temperature is
110 DEG C, continue stirring 15 minutes after temperature reaches, and the interface modification agent addition weighed is stirred, setting stirring
Time is 10 minutes；Then, need polylactic resin moisture being down to below 0.05-0.1% in procedure for processing；Then, will weigh
The material use single shaft agitator of polylactic resin and polyadipate/butylene terephthalate resin stir 10 minutes, and
The polyvinyl acetate resins weighed, lubricant, impact modification agent and inorganic filler are stirred 10 points using uniaxial agitator
Clock；Said mixture is added separately to melting extrusion in double screw extruder to be granulated.
Embodiment 6
First, coffee grounds is weighed, and by coffee grounds by homogenizer stirring water removal, homogenizer design temperature is
110 DEG C, continue stirring 15 minutes after temperature reaches, and the interface modification agent addition weighed is stirred, setting stirring
Time is 10 minutes；Then, need polylactic resin moisture being down to below 0.05-0.1% in procedure for processing；Then, will weigh
The material use single shaft agitator of polylactic resin and polyadipate/butylene terephthalate resin stir 10 minutes, and
The polyvinyl acetate resins weighed, lubricant, impact modification agent and inorganic filler are stirred 10 points using uniaxial agitator
Clock；Said mixture is added separately to melting extrusion in double screw extruder to be granulated.
After various embodiments above melting extrusion is granulated, then injection molding GB standard testing battens on injection molding machine, by GB
The mechanical performance of standard testing resulting materials, test result are as shown in table 1：
Table 1：The test result of embodiment
| Test event | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 |
| Melt index (g/10min) | 7.12 | 4.81 | 2.25 | 5.58 | 6.53 | 6.43 |
| Bending strength (MPa) | 18.6 | 19.9 | 17.4 | 19.61 | 20.58 | 24.42 |
| Bending modulus (MPa) | 528.1 | 539.8 | 570.3 | 530.8 | 546.2 | 562.4 |
| Impact strength (KJ/m2) | 45.4 | 27.0 | 20.3 | 43.2 | 38.6 | 32.5 |
| Tensile strength (MPa) | 23.10 | 27.59 | 30.69 | 22.05 | 25.23 | 26.12 |
| Elongation at break (%) | 330.4 | 250.6 | 120.2 | 345.2 | 190.3 | 187.6 |
It can be drawn by table 1：By directly being added in after surface treatment with biology using coffee grounds in embodiment
The material of decomposability then using bioerodible coffee grounds composite material made of modification technology, has excellent mechanicalness
Energy.
In addition, the present invention also provides a kind of product, the product be through the bioerodible coffee grounds composite material into
The product generated after type is widely used in film industry, such as disposable garbage bag, food pack or overlay film used in agricultural
It waits in films, so as to solve the problems, such as that coffee grounds is only used in low order application.
Claims (10)
1. a kind of bioerodible coffee grounds composite material, which is characterized in that represent to include in parts by weight：
2. bioerodible coffee grounds composite material according to claim 1, which is characterized in that environment temperature be 210
DEG C, when load is 2.16Kg, the melt index of the polylactic resin is 3-30g/10min.
3. bioerodible coffee grounds composite material according to claim 1, which is characterized in that environment temperature be 150
DEG C, when load is 2.16Kg, the melt index of the polyvinyl acetate resins is 7-60g/10min.
4. bioerodible coffee grounds composite material according to claim 1, which is characterized in that the polyadipate is to benzene
The melting temperature of dioctyl phthalate fourth diester resin is at 85-120 DEG C.
5. bioerodible coffee grounds composite material according to claim 1, which is characterized in that the lubricant is ethylene
One or more compoundings in base bis-stearamides, low molecular weight polyethylene wax, erucyl amide and stearic lines.
6. bioerodible coffee grounds composite material according to claim 1, which is characterized in that the interface modification agent is
Silane conjugates.
7. bioerodible coffee grounds composite material according to claim 1, which is characterized in that the inorganic filler is
One or more compoundings of talcum powder, calcium carbonate and wollastonite, the fineness of the inorganic filler is -2000 mesh of 1000 mesh.
8. bioerodible coffee grounds composite material according to claim 1, which is characterized in that it is described impact modification agent be
One or more compoundings of the impact resistance modification agent of thermoplastic elastomer (TPE) and nucleocapsid cladded type.
9. bioerodible coffee grounds composite material according to claim 1, which is characterized in that the bioerodible coffee
Coffee slag composite material further includes at least one in antistatic agent, antioxidant, ultra-violet absorber, releasing agent and colorant
Kind.
10. a kind of product, which is characterized in that the product is through the bioerodible coffee any one of claim 1 to 9
The product generated after the shaping of coffee slag composite material.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510076202.9A CN105985616B (en) | 2015-02-13 | 2015-02-13 | Bioerodible coffee grounds composite material and products thereof |
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| CN201510076202.9A CN105985616B (en) | 2015-02-13 | 2015-02-13 | Bioerodible coffee grounds composite material and products thereof |
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| CN105985616A CN105985616A (en) | 2016-10-05 |
| CN105985616B true CN105985616B (en) | 2018-05-25 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108530777A (en) * | 2017-03-02 | 2018-09-14 | 洪门压克力有限公司 | Composite material and its manufacturing method containing coffee grounds |
| CN109082082A (en) * | 2018-03-09 | 2018-12-25 | 广州啡形科技有限公司 | A kind of degradable food contact composition and preparation method thereof that coffee grounds polymerize |
| CN110724372A (en) * | 2019-09-25 | 2020-01-24 | 遵义医科大学 | Biodegradable coffee residue rattan-like material |
| CN112961479A (en) * | 2021-02-19 | 2021-06-15 | 广东星联科技有限公司 | Coffee-flavored completely biodegradable plant-based material and preparation method and application thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101760037A (en) * | 2008-12-23 | 2010-06-30 | 金发科技股份有限公司 | Completely degraded plant powder modified thermoplastics composite material and preparation method thereof |
| CN103849146A (en) * | 2012-12-04 | 2014-06-11 | 东丽先端材料研究开发（中国）有限公司 | Polyphenylene sulfide composite material with high welding mark strength and preparation method of composite material |
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| JP5505289B2 (en) * | 2010-12-09 | 2014-05-28 | 三菱瓦斯化学株式会社 | Polyester molding |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101760037A (en) * | 2008-12-23 | 2010-06-30 | 金发科技股份有限公司 | Completely degraded plant powder modified thermoplastics composite material and preparation method thereof |
| CN103849146A (en) * | 2012-12-04 | 2014-06-11 | 东丽先端材料研究开发（中国）有限公司 | Polyphenylene sulfide composite material with high welding mark strength and preparation method of composite material |
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