CN107760049A - Degradable plastic filler and preparation method thereof - Google Patents
Degradable plastic filler and preparation method thereof Download PDFInfo
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- CN107760049A CN107760049A CN201711001577.4A CN201711001577A CN107760049A CN 107760049 A CN107760049 A CN 107760049A CN 201711001577 A CN201711001577 A CN 201711001577A CN 107760049 A CN107760049 A CN 107760049A
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Abstract
The invention discloses a kind of degradable plastic filler and preparation method thereof, comprise the following steps：Mixture M 1 is made after straw, alginate fibre, carbon fiber and diatomite are carried out into the first mixing, the first heat treatment；Arizona bacilli, calcium silicates, odium stearate, chitosan, ferric stearate and silica are added in the mixture M 1 to dry, ground sieve series after carrying out the second mixing, the second heat treatment and obtain the degradable plastic filler；Wherein, the temperature of second heat treatment is higher than 50 60 DEG C of the temperature of the described first heat treatment.Degradable each raw material sources of plastic filler are abundant, simple and easy to get, and degradation rate of the degradable plastic filler for that can effectively improve plastic products when preparing various plastic products so that its is durable, environmentally friendly, suitable for widely using.
Description
Technical field
The present invention relates to field of plastic products, in particular it relates to a kind of degradable plastic filler and preparation method thereof.
Background technology
Plastic products are rather common in daily life, such as：The plastic products such as polybag, plastic bottle.Such as polybag
Using frequently polybag etc. in daily life, in almost living everywhere can use obtain, but polybag is to people's
While life brings convenient, serious pollution problem is also brought to living environment.
It is well known that polybag has the advantages of protrusions such as light, mechanical performance is excellent, but it is difficult to degrade after discarding
It is a current technical problem for being badly in need of solving result in serious problem of environmental pollution.
And it is current, the preparation technology of most degradable product is complicated, and preparation cost is higher, therefore limits it and enter
One step is promoted the use of.
The content of the invention
It is an object of the invention to provide a kind of degradable plastic filler and preparation method thereof, degradable each original of plastic filler
Expect abundance, simple and easy to get, and the degradable plastic filler is used to that when preparing various plastic products plastics can be effectively improved
The degradation rate of product so that its is durable, environmentally friendly, suitable for widely using.
To achieve these goals, the invention provides a kind of preparation method of degradable plastic filler, including following step
Suddenly：
Mixture is made after straw, alginate fibre, carbon fiber and diatomite are carried out into the first mixing, the first heat treatment
M1；
Arizona bacilli, calcium silicates, odium stearate, chitosan, ferric stearate and silica are added to the mixture M 1
It is middle carry out second mixing, second heat treatment after, cool drying, ground sieve series obtain the degradable plastic filler；
Wherein, the temperature of second heat treatment is higher than 50-60 DEG C of the temperature of the described first heat treatment.
Pass through above-mentioned technical proposal, present invention selection is first by components such as straw, alginate fibre, carbon fiber and diatomite
The components such as Arizona bacilli, calcium silicates, odium stearate, chitosan, ferric stearate and silica are added after carrying out the first heat treatment,
And then further it is heat-treated and to be sufficiently mixed to improve the mutual synergy between each raw material between each component.Above-mentioned technology
In scheme, add the components such as straw, alginate fibre, carbon fiber and diatomite and also protected while its degradation rate is improved
Having demonstrate,proved it has excellent mechanical performance；The components such as other Arizona bacilli, calcium silicates, odium stearate further increase plastics system
The readily degradable energy of product so that be made plastic products environmental protection, being capable of extensive use.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Embodiment
The embodiment of the present invention is described in detail below.It is it should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The end points of disclosed scope and any value are not limited to the accurate scope or value herein, these scopes or
Value should be understood to comprising the value close to these scopes or value.For number range, between the endpoint value of each scope, respectively
It can be combined with each other between the endpoint value of individual scope and single point value, and individually between point value and obtain one or more
New number range, these number ranges should be considered as specific open herein.
The invention provides a kind of preparation method of degradable plastic filler, comprise the following steps：
Mixture is made after straw, alginate fibre, carbon fiber and diatomite are carried out into the first mixing, the first heat treatment
M1；
Arizona bacilli, calcium silicates, odium stearate, chitosan, ferric stearate and silica are added to the mixture M 1
It is middle carry out second mixing, second heat treatment after, cool drying, ground sieve series obtain the degradable plastic filler；
Wherein, the temperature of second heat treatment is higher than 50-60 DEG C of the temperature of the described first heat treatment.
In above-mentioned technical proposal, the temperature of first heat treatment can select in wide scope, but in order to improve
The effect of heat treatment and then improve promotes the interaction between each raw material, it is preferable that the temperature of first heat treatment is
100-110℃。
In above-mentioned technical proposal, the time of first heat treatment can select in wide scope, but in order to improve
The efficiency of obtained first heat treatment, it is preferable that the time of first heat treatment is 4-6h；
The time of second heat treatment is 1-2h.
In above-mentioned technical proposal, first mixing, the condition of the second mixing can select in wide scope, but be
Raising first mixing, the effect and efficiency of the second mixing, it is preferable that first mixing, the condition of the second mixing are each
From standing alone as：Rotating speed is 3000-5000rpm, time 1-1.5h.
In above-mentioned technical proposal, the species of the straw can select in wide scope, but in order to improve easily
The readily degradable energy of degradative plastics filler, it is preferable that the straw is Barley straw, rice straw, maize straw and oil
One or more in dish stalk.
In above-mentioned technical proposal, the specific dosage of each raw material can select in wide scope, but in order to improve easy drop
Solve the readily degradable energy of plastic filler, it is preferable that the straw, alginate fibre, carbon fiber, diatomite, Arizona bacilli, silicon
Sour calcium, odium stearate, chitosan, the weight ratio of ferric stearate and silica are 100：5-10：3-6：5-15：10-15：3-5：1-
3：1-3：2-4：3-6.
In above-mentioned technical proposal, easily dropped to improve the synergy between straw and other components and then improve it
Solve the readily degradable energy of plastic filler, it is preferable that also include before first mixing：The straw is crushed,
Boiling and drying.
In above-mentioned technical proposal, the condition of the boiling can select in wide scope, but in order to improve boiling
Efficiency, it is preferable that the condition of the boiling is：Temperature is 95-100 DEG C, and/or the time is 1-2d.
Equally, the condition of the drying can select in wide scope, but in order to improve dry efficiency, preferably
Ground, the condition of the drying are：Temperature is 50-60 DEG C, and/or the time is 12-24h.
Degradable plastic filler made from a kind of above-mentioned preparation method is additionally provided in the present invention.
The present invention will be described in detail by way of examples below.
Embodiment 1
Barley straw, alginate fibre, carbon fiber and diatomite are stirred into 1.5h at 3,000 rpm, and in 100 DEG C of heat treatments
Mixture M 1 is made in 6h afterwards；
Arizona bacilli, calcium silicates, odium stearate, chitosan, ferric stearate and silica are added to the mixture M 1
In, stir 1h under 4000rpm after, cool drying, ground sieve series obtain the degradable plastics and filled out after being heat-treated 2h at 150 DEG C
Material, is denoted as A1；
Wherein, Barley straw, alginate fibre, carbon fiber, diatomite, Arizona bacilli, calcium silicates, odium stearate, chitosan,
The weight of ferric stearate and silica ratio is 100：5：3：5：10：3：1：1：2：3.
Embodiment 2
Maize straw, alginate fibre, carbon fiber and diatomite are stirred into 1.5h under 4000rpm, and in 105 DEG C of heat treatments
Mixture M 1 is made in 5h afterwards；
Arizona bacilli, calcium silicates, odium stearate, chitosan, ferric stearate and silica are added to the mixture M 1
In, stir 1h under 5000rpm after, dry, ground sieve series obtains the degradable plastic filler, remember after 160 heat treatment 1h
Make A2；
Wherein, maize straw, alginate fibre, carbon fiber, diatomite, Arizona bacilli, calcium silicates, odium stearate, chitosan,
The weight of ferric stearate and silica ratio is 100：8：4：10：13：4：1-3：2：3：5.
Embodiment 3
Rape stalk, alginate fibre, carbon fiber and diatomite are stirred into 1h under 5000rpm, and after 110 DEG C of heat treatment
Mixture M 1 is made in 4h；
Arizona bacilli, calcium silicates, odium stearate, chitosan, ferric stearate and silica are added to the mixture M 1
In, under 5000rpm stir 1h after, 170 heat treatment 4h heat treatment 1h after, cool drying, ground sieve series obtain it is described easily drop
Plastic filler is solved, is denoted as A3；
Wherein, rape stalk, alginate fibre, carbon fiber, diatomite, Arizona bacilli, calcium silicates, odium stearate, chitosan,
The weight of ferric stearate and silica ratio is 100：10：6：15：15：5：3：3：4：6.
Embodiment 4
The degradable plastic filler is prepared Following the procedure of Example 1, is denoted as A4；Unlike, it is mixed described first
First the straw is crushed and after 100 DEG C of boiling 2d before closing, in 60 DEG C of dry 20h.
Comparative example 1
Degradable plastic filler is prepared Following the procedure of Example 1, is denoted as D1；The difference is that the second heat treatment is not carried out,
Directly by Barley straw, alginate fibre, carbon fiber, diatomite, Arizona bacilli, calcium silicates, odium stearate, chitosan, stearic acid
Mixture M 1 is made in 8h after iron and silica are heat-treated after being mixed together at 100 DEG C.
Comparative example 2
Degradable plastic filler is prepared Following the procedure of Example 1, is denoted as D2；The difference is that the second heat treatment is not carried out,
Directly by Barley straw, alginate fibre, carbon fiber, diatomite, Arizona bacilli, calcium silicates, odium stearate, chitosan, stearic acid
Mixture M 1 is made in 8h after iron and silica are heat-treated after being mixed together at 150 DEG C.
Comparative example 3
Degradable plastic filler is prepared Following the procedure of Example 1, is denoted as D3；The difference is that barley culm is not added in raw material
Stalk.
Comparative example 4
Degradable plastic filler is prepared Following the procedure of Example 1, is denoted as D4, the difference is that not adding marine alga fibre in raw material
Dimension.
Comparative example 5
Degradable plastic filler is prepared Following the procedure of Example 1, is denoted as D5, the difference is that not adding phosphorous acid in raw material
Calcium.
Comparative example 6
Degradable plastic filler is prepared Following the procedure of Example 1, is denoted as D6, the difference is that not adding stearic acid in raw material
Iron.
Comparative example 7
Degradable plastic filler is prepared Following the procedure of Example 1, is denoted as D7, the difference is that not adding stearic acid in raw material
Sodium.
Detect example 1
Filler obtained above is prepared into corresponding polybag, and its life is tested according to ASTM-DT7475-11 method
Thing degradation time, and the percentage (%) improved compared to more traditional polyvinyl chloride plastic polybag degradation speed；Detection knot
Fruit is shown in Table 1.
Table 1
| Percentage % | |
| A1 | 63 |
| A2 | 60 |
| A3 | 63 |
| A4 | 65 |
| D1 | 55 |
| D2 | 52 |
| D3 | 40 |
| D4 | 35 |
| D5 | 33 |
| D6 | 32 |
| D7 | 30 |
Learnt according to testing result：The degradable plastic filler A1-A4 provided in the present invention is respectively provided with excellent biology drop
Performance is solved, and it at least improves more than 60% compared to the degradation speed of more traditional polyvinyl chloride plastic pocket, optimal degraded
Speed, which improves, reaches 65%.In addition, the degradation speed of polybag made of A4 is better than a polybag 2-5% left sides made from A1-A3
It is right.Illustrate to provide in the present invention is preferably carried out mode and can more effectively improve the degradation speed of plastics.
In addition, the degradation speed that polybag made from filler is made in comparative example 1-7 is moulded compared to more traditional polyvinyl chloride plastic
Pocket degradation speed, which improves, is below 40%, i.e., substantially be not as high as A1-A4 degradation rate.The skill provided in the present invention is provided
Straw, alginate fibre, Arizona bacilli, odium stearate and ferric stearate for being added in art scheme etc. can effectively improve plastics
The degradation speed of product.
The preferred embodiment of the present invention described in detail above, still, the present invention are not limited in above-mentioned embodiment
Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (10)
- A kind of 1. preparation method of degradable plastic filler, it is characterised in that including：Mixture M 1 is made after straw, alginate fibre, carbon fiber and diatomite are carried out into the first mixing, the first heat treatment；Arizona bacilli, calcium silicates, odium stearate, chitosan, ferric stearate and silica are added in the mixture M 1 Row second mixes, second heat treatment after, cool drying, ground sieve series obtain the degradable plastic filler；Wherein, the temperature of second heat treatment is higher than 50-60 DEG C of the temperature of the described first heat treatment.
- 2. preparation method according to claim 1, wherein, the temperature of first heat treatment is 100-110 DEG C.
- 3. preparation method according to claim 2, wherein, the time of first heat treatment is 4-6h；The time of second heat treatment is 1-2h.
- 4. preparation method according to claim 1, wherein, first mixing, the condition of the second mixing are each stood alone as： Rotating speed is 3000-5000rpm, time 1-1.5h.
- 5. according to the preparation method described in any one in claim 1-4, wherein, the straw is Barley straw, water One or more in rice straw, maize straw and rape stalk.
- 6. preparation method according to claim 1, wherein, the straw, alginate fibre, carbon fiber, diatomite, Asia Calcium phosphate, calcium silicates, odium stearate, chitosan, the weight ratio of ferric stearate and silica are 100：5-10：3-6：5-15：10- 15：3-5：1-3：1-3：2-4：3-6.
- 7. according to the preparation method described in any one in claim 1-4,5 and 6, wherein, also wrapped before first mixing Include：The straw is crushed, boiling and drying.
- 8. preparation method according to claim 7, wherein, the condition of the boiling is：Temperature is 95-100 DEG C, and/or Time is 1-2d.
- 9. preparation method according to claim 7, wherein, the condition of the drying is：Temperature is 50-60 DEG C, and/or when Between be 12-24h.
- 10. degradable plastic filler made from the preparation method in a kind of 1-9 as claim described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711001577.4A CN107760049A (en) | 2017-10-24 | 2017-10-24 | Degradable plastic filler and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN107141603A (en) * | 2017-06-29 | 2017-09-08 | 合肥达户电线电缆科技有限公司 | A kind of degradable environment-friendly material and preparation method thereof |
| CN107189298A (en) * | 2017-06-22 | 2017-09-22 | 芜湖蓝天工程塑胶有限公司 | Food to-go box and preparation method thereof |
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2017
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103351571A (en) * | 2013-06-13 | 2013-10-16 | 宁波康氏塑料科技有限公司 | Preparation method of easy-degradation environment-friendly plastic |
| CN104558697A (en) * | 2013-12-03 | 2015-04-29 | 张子亮 | Formula and preparation process of easily degradable natural material for shoes |
| CN104072953A (en) * | 2014-06-30 | 2014-10-01 | 浙江杭州鑫富药业股份有限公司 | Controlled degradation type full-biodegrade agricultural mulching film |
| CN106167556A (en) * | 2016-07-13 | 2016-11-30 | 蚌埠市华科机电有限责任公司 | A kind of degradable modified plastic particles |
| CN107057305A (en) * | 2017-05-05 | 2017-08-18 | 安徽省卓煜新材料科技有限公司 | A kind of degradable poly lactic acid composite formula and preparation method thereof |
| CN107189298A (en) * | 2017-06-22 | 2017-09-22 | 芜湖蓝天工程塑胶有限公司 | Food to-go box and preparation method thereof |
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