CN105985616A - Biodegradable coffee-ground composite material and its product - Google Patents
Biodegradable coffee-ground composite material and its product Download PDFInfo
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- CN105985616A CN105985616A CN201510076202.9A CN201510076202A CN105985616A CN 105985616 A CN105985616 A CN 105985616A CN 201510076202 A CN201510076202 A CN 201510076202A CN 105985616 A CN105985616 A CN 105985616A
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- coffee grounds
- bioerodible
- composite
- grounds composite
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Abstract
The invention provides a biodegradable coffee-ground composite material and its product. The biodegradable coffee-ground composite material is prepared by directly subjecting coffee grounds to surface treatment, then adding a biodegradable material and carrying treatment by using modification technology. The product obtained after molding of the composite material is widely used in the film industry, such as disposable garbage bags, food packaging bags, agricultural films, or other films, thereby solving the problem that coffee grounds only have low-class application.
Description
[technical field]
The invention belongs to field of material technology, be specifically related to a kind of bioerodible coffee grounds composite and
Product.
[background technology]
Along with the enhancing of environmental consciousness, the environmentally-friendly plastic with Biodegradable is paid attention to by masses day by day.Remove
Outside the improvement of serviceability, tend to develop material and the product with high additive value.
Because the coffee cooking culture of world market, coffee grounds produced by every day increases day by day, although this
The purposes of biological material is a lot, but is the most all used for the application of low order.Such as, incited somebody to action
Coffee grounds utilizes high-temperature process to form coffee carbon, and is applied to weave in association area.
In view of this, it is necessary in fact to develop a kind of bioerodible coffee grounds composite and products thereof, to solve
Defect during certainly above-mentioned coffee grounds is only used for low order application.
[summary of the invention]
Therefore, it is an object of the invention to provide a kind of bioerodible coffee grounds composite and products thereof, should
Composite and products thereof can solve the problem that the problem that above-mentioned coffee grounds is only used in low order application.
In order to achieve the above object, the bioerodible coffee grounds composite of the present invention, it is by weight
Expression includes:
Alternatively, it is 210 DEG C in ambient temperature, when load is 2.16Kg, melting of described polylactic resin
Index is 3-30g/10min.
Alternatively, it is 150 DEG C in ambient temperature, when load is 2.16Kg, described polyvinyl acetate resins
Melt index be 7-60g/10min, be more preferably 10-30g/10min.
Alternatively, the melt temperature of described polyadipate/butylene terephthalate resin is at 85-120 DEG C.
Alternatively, described melt strength enhancers is containing epoxy functionalized sill and the starlike copolymerization of oleic series
One or more of thing compound.
Alternatively, described lubricant be ester type flow ability modifying agent, vinyl bis-stearamides, low-molecular-weight gather
One or more of ethylene waxes, erucyl amide and stearic lines compound.
Alternatively, described interface modification agent is silane conjugates.
Alternatively, described inorganic filler be containing Pulvis Talci, calcium carbonate and wollastonite one or more compound,
The fineness of described inorganic filler is 1000 mesh-2000 mesh.
Alternatively, described impact modification agent is the impact resistance modification agent of thermoplastic elastomer (TPE) and nucleocapsid cladded type
One or more compound.
Alternatively, described bioerodible coffee grounds composite also include moisten lubricant, antistatic agent,
At least one in antioxidant, UV absorbent, releasing agent and coloring agent.
It addition, the present invention also provides for a kind of product, described product is to be combined through described bioerodible coffee grounds
The product produced after material molding, described product in the thin film, described thin film include disposable garbage bag,
Food pack or agricultural overlay film used.
Compared to prior art, the bioerodible coffee grounds composite of the present invention, by directly utilizing coffee
Coffee slag adds the material with Biodegradable after surface processes, and then utilizes modification technology to make biology
Decomposable asymmetric choice net coffee grounds composite, the product after this composite molding is widely used in thin film industry, example
In the thin film such as disposable garbage bag, food pack or agricultural overlay film used, thus solve coffee grounds
The problem in low order application can be used for.
[detailed description of the invention]
The bioerodible coffee grounds composite of the present invention, it represents by weight and includes:
Polylactic resin 10-95 part, is 210 DEG C in ambient temperature, when load is 2.16Kg, and described poly-breast
The melt index of acid resin is 3-30g/10min；
Polyvinyl acetate resins 1-50 part, is 150 DEG C in ambient temperature, when load is 2.16Kg, and institute
The melt index stating polyvinyl acetate resins is 7-60g/10min, and wherein melt index is at 10-30g/10
Have more preferably effect during min, increase the merit of material molten intensity owing to polyvinyl acetate resins itself has
Energy, and promote the compatibility of polylactic resin and adipic acid/butylene terephthalate resin, blown film can be made
Film bubble stable；
Polyadipate/butylene terephthalate resin 10-95 part, described polyadipate/p-phthalic acid fourth
The melt temperature of diester resin is at 85-120 DEG C；
Melt strength enhancers 0.3-10 part, described melt strength enhancers is containing epoxy functionalized sill and third
One or more of olefin(e) acid series star-shaped copolymer compound；
Coffee grounds 1-35 part, described coffee grounds need to set except water, homogenizer through homogenizer stirring
Temperature is 110 DEG C, reaches, in temperature, the stirring 15 minutes that continues afterwards；
Lubricant 0.5-5 part, described lubricant is ester type flow ability modifying agent, vinyl bis-stearamides, low
One or more of molecular weight polyethylene wax, erucyl amide and stearic lines compound, and wherein flow with ester type
Modifying agent is that main body carries out compound recipe collocation, can reach optimum efficiency in mobility and physical property；
Interface modification agent 1-5 part, described interface modification agent is silane conjugates；
Inorganic filler 1-30 part, described inorganic filler is the one containing Pulvis Talci, calcium carbonate and wollastonite
Or multiple compounding, it is optimum efficiency when the fineness of described inorganic filler is 1000 mesh-2000 mesh；
Impact modification agent 1-10 part, described impact modification agent is the resistance to punching of thermoplastic elastomer (TPE) and nucleocapsid cladded type
Hit modification agent one or more compound, wherein thermoplastic elastomer (TPE) comprises styrenic elastomer, graft modification
Styrene series elastomer, ethylene based elastomers and graft modification ethylene based elastomers, the resistance to punching of nucleocapsid cladded type
Hit modification agent and comprise acrylic acid cladded type and styrene-acrylonitrile cladded type；
Described bioerodible coffee grounds composite also include moisten lubricant, antistatic agent, antioxidant,
At least one in UV absorbent, releasing agent and coloring agent.
For the purpose of the present invention, technological means and technology effect there being further understanding, in conjunction with concrete real
Execute example to be described as follows.
Embodiment 1
First, weighing coffee grounds, and through homogenizer stirring, coffee grounds is removed water, homogenizer sets
Fixed temperature is 110 DEG C, reaches, in temperature, the stirring 15 minutes that continues afterwards, and is added by the interface modification agent weighed
Enter stirring mixing, set mixing time as 10 minutes；Then, procedure for processing needs polylactic resin moisture
It is down to below 0.05-0.1%；Then, by the polylactic resin weighed and polyadipate/p-phthalic acid fourth two
The material use single shaft agitator of ester resin stirs 10 minutes, and by the polyvinyl acetate resins weighed, profit
Lubrication prescription, impact modification agent and inorganic filler utilize single shaft agitator to stir 10 minutes；Said mixture is divided
Do not join in double screw extruder and melt extrude pelletize.
Embodiment 2
First, weighing coffee grounds, and through homogenizer stirring, coffee grounds is removed water, homogenizer sets
Fixed temperature is 110 DEG C, reaches, in temperature, the stirring 15 minutes that continues afterwards, and is added by the interface modification agent weighed
Enter stirring mixing, set mixing time as 10 minutes；Then, procedure for processing needs polylactic resin moisture
It is down to below 0.05-0.1%；Then, by the polylactic resin weighed and polyadipate/p-phthalic acid fourth two
The material use single shaft agitator of ester resin stirs 10 minutes, and by the polyvinyl acetate resins weighed, profit
Lubrication prescription, impact modification agent and inorganic filler utilize single shaft agitator to stir 10 minutes；Said mixture is divided
Do not join in double screw extruder and melt extrude pelletize.
Embodiment 3
First, weighing coffee grounds, and through homogenizer stirring, coffee grounds is removed water, homogenizer sets
Fixed temperature is 110 DEG C, reaches, in temperature, the stirring 15 minutes that continues afterwards, and is added by the interface modification agent weighed
Enter stirring mixing, set mixing time as 10 minutes；Then, procedure for processing needs polylactic resin moisture
It is down to below 0.05-0.1%；Then, by the polylactic resin weighed and polyadipate/p-phthalic acid fourth two
The material use single shaft agitator of ester resin stirs 10 minutes, and by the polyvinyl acetate resins weighed, profit
Lubrication prescription, impact modification agent and inorganic filler utilize single shaft agitator to stir 10 minutes；Said mixture is divided
Do not join in double screw extruder and melt extrude pelletize.
Embodiment 4
First, weighing coffee grounds, and through homogenizer stirring, coffee grounds is removed water, homogenizer sets
Fixed temperature is 110 DEG C, reaches, in temperature, the stirring 15 minutes that continues afterwards, and is added by the interface modification agent weighed
Enter stirring mixing, set mixing time as 10 minutes；Then, procedure for processing needs polylactic resin moisture
It is down to below 0.05-0.1%；Then, by the polylactic resin weighed and polyadipate/p-phthalic acid fourth two
The material use single shaft agitator of ester resin stirs 10 minutes, and by the polyvinyl acetate resins weighed, profit
Lubrication prescription, impact modification agent and inorganic filler utilize single shaft agitator to stir 10 minutes；Said mixture is divided
Do not join in double screw extruder and melt extrude pelletize.
Embodiment 5
First, weighing coffee grounds, and through homogenizer stirring, coffee grounds is removed water, homogenizer sets
Fixed temperature is 110 DEG C, reaches, in temperature, the stirring 15 minutes that continues afterwards, and is added by the interface modification agent weighed
Enter stirring mixing, set mixing time as 10 minutes；Then, procedure for processing needs polylactic resin moisture
It is down to below 0.05-0.1%；Then, by the polylactic resin weighed and polyadipate/p-phthalic acid fourth two
The material use single shaft agitator of ester resin stirs 10 minutes, and by the polyvinyl acetate resins weighed, profit
Lubrication prescription, impact modification agent and inorganic filler utilize single shaft agitator to stir 10 minutes；Said mixture is divided
Do not join in double screw extruder and melt extrude pelletize.
Embodiment 6
First, weighing coffee grounds, and through homogenizer stirring, coffee grounds is removed water, homogenizer sets
Fixed temperature is 110 DEG C, reaches, in temperature, the stirring 15 minutes that continues afterwards, and is added by the interface modification agent weighed
Enter stirring mixing, set mixing time as 10 minutes；Then, procedure for processing needs polylactic resin moisture
It is down to below 0.05-0.1%；Then, by the polylactic resin weighed and polyadipate/p-phthalic acid fourth two
The material use single shaft agitator of ester resin stirs 10 minutes, and by the polyvinyl acetate resins weighed, profit
Lubrication prescription, impact modification agent and inorganic filler utilize single shaft agitator to stir 10 minutes；Said mixture is divided
Do not join in double screw extruder and melt extrude pelletize.
After various embodiments above melt extrudes pelletize, then injection mo(u)lding GB standard testing batten on injection machine,
By the mechanical performance of GB standard testing resulting materials, test result is 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 |
| Hot 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 |
By table 1 it follows that in embodiment by directly utilize coffee grounds through surface process after add tool
There is the material of Biodegradable, then utilize the bioerodible coffee grounds composite that modification technology is made,
There is the mechanical performance of excellence.
It addition, the present invention also provides for a kind of product, described product is to be combined through described bioerodible coffee grounds
The product produced after material molding, is widely used in thin film industry, such as disposable garbage bag, food bag
In the thin film such as pack or agricultural overlay film used, thus solve the problem that coffee grounds is only used in low order application.
Claims (11)
1. a bioerodible coffee grounds composite, it is characterised in that represent by weight and include:
Bioerodible coffee grounds composite the most according to claim 1, it is characterised in that at ring
Border temperature is 210 DEG C, and when load is 2.16Kg, the melt index of described polylactic resin is 3-30g/10
min。
Bioerodible coffee grounds composite the most according to claim 1, it is characterised in that at ring
Border temperature is 150 DEG C, and when load is 2.16Kg, the melt index of described polyvinyl acetate resins is 7-60
g/10min。
Bioerodible coffee grounds composite the most according to claim 1, it is characterised in that described
The melt temperature of polyadipate/butylene terephthalate resin is at 85-120 DEG C.
Bioerodible coffee grounds composite the most according to claim 1, it is characterised in that described
Melt strength enhancers is to answer with one or more of oleic series star-shaped copolymer containing epoxy functionalized sill
Join.
Bioerodible coffee grounds composite the most according to claim 1, it is characterised in that described
Lubricant is ester type flow ability modifying agent, vinyl bis-stearamides, low molecular weight polyethylene wax, erucyl amide
And one or more in stearic lines compound.
Bioerodible coffee grounds composite the most according to claim 1, it is characterised in that described
Interface modification agent is silane conjugates.
Bioerodible coffee grounds composite the most according to claim 1, it is characterised in that described
Inorganic filler be containing Pulvis Talci, calcium carbonate and wollastonite one or more compound, described inorganic filler
Fineness be 1000 mesh-2000 mesh.
Bioerodible coffee grounds composite the most according to claim 1, it is characterised in that described
Impact modification agent be thermoplastic elastomer (TPE) and nucleocapsid cladded type impact resistance modification agent one or more compound.
Bioerodible coffee grounds composite the most according to claim 1, it is characterised in that institute
State bioerodible coffee grounds composite also to include moistening lubricant, antistatic agent, antioxidant, ultraviolet
At least one in absorbent, releasing agent and coloring agent.
11. 1 kinds of products, it is characterised in that described product is for according to any one of claim 1 to 10
Bioerodible coffee grounds composite molding after produce product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510076202.9A CN105985616B (en) | 2015-02-13 | 2015-02-13 | Bioerodible coffee grounds composite material and products thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510076202.9A CN105985616B (en) | 2015-02-13 | 2015-02-13 | Bioerodible coffee grounds composite material and products thereof |
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| Publication Number | Publication Date |
|---|---|
| CN105985616A true CN105985616A (en) | 2016-10-05 |
| CN105985616B CN105985616B (en) | 2018-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510076202.9A Active CN105985616B (en) | 2015-02-13 | 2015-02-13 | Bioerodible coffee grounds composite material and products thereof |
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Cited By (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 |
| CN113416399A (en) * | 2021-02-19 | 2021-09-21 | 广东星联科技有限公司 | Plant-based material and preparation method and application thereof |
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| 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 |
| JP2012122017A (en) * | 2010-12-09 | 2012-06-28 | Mitsubishi Gas Chemical Co Inc | Polyester-based molded article |
| 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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2015
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Patent Citations (3)
| 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 |
| JP2012122017A (en) * | 2010-12-09 | 2012-06-28 | Mitsubishi Gas Chemical Co Inc | Polyester-based molded article |
| 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 |
Cited By (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 |
| CN113416399A (en) * | 2021-02-19 | 2021-09-21 | 广东星联科技有限公司 | Plant-based material and preparation method and application thereof |
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| Publication number | Publication date |
|---|---|
| CN105985616B (en) | 2018-05-25 |
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