CN105820464A - Preparation method and application of high-strength plastic bag material composition and plastic bag - Google Patents
Preparation method and application of high-strength plastic bag material composition and plastic bag Download PDFInfo
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- CN105820464A CN105820464A CN201610256457.8A CN201610256457A CN105820464A CN 105820464 A CN105820464 A CN 105820464A CN 201610256457 A CN201610256457 A CN 201610256457A CN 105820464 A CN105820464 A CN 105820464A
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Classifications
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
-
- 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
Abstract
The invention discloses a preparation method and application of a high-strength plastic bag material composition and a plastic bag. The high-strength plastic bag material composition comprises the following components in parts by weight: 100 parts of polyvinyl chloride, 30-70 parts of polystyrene, 10-50 parts of wood flour, 10-30 parts of asbestos fiber, 1-5 parts of antimonous oxide, 1-5 parts of stannous octoate and 10-20 parts of kaolin. Due to the design, the plastic bag made of the high-strength plastic bag material composition is relatively good in tension strength in practical use, so that the problems that the service life of the plastic bag is shortened and the use cost is increased as the plastic bag can be propped by too many articles when used are solved.
Description
Technical field
The present invention relates to the production preparation field of plastic bag, in particular it relates to highstrenghtpiston's bag material group
Compound and the preparation method and application of plastic bag.
Background technology
Plastic bag is as the articles for daily use conventional in daily life, and it has wide range of applications, and frequency of usage
Height, and the most in use, plastic bag can contain more article because being actually needed, thus will
Plastic bag struts, and causes its volume to increase, in the process, often because of the hot strength etc. of plastic bag
Problem causes the most easily being supportted bad, causes using, even more so that contain
Article directly drop, thus cause the inconvenience in use.
Therefore it provides a kind of, there is higher hot strength, be greatly improved the high-strength plastic of its serviceability
The preparation method of pocket material compositions and plastic bag is the problem that the present invention needs solution badly.
Summary of the invention
For above-mentioned prior art, it is an object of the invention to overcome can be because of reality in plastic bag in prior art
Border needs to contain more article, thus is strutted by plastic bag, causes its volume to increase, in the process,
Often cause the most easily being supportted bad because of the problem such as hot strength of plastic bag, lead
Cause can not use, even more so that the article contained directly drop, thus causes the problem of the inconvenience in use,
Thus provide a kind of and there is higher hot strength, it is greatly improved the high-strength plastic pocket material of its serviceability
Feed composition and the preparation method of plastic bag.
To achieve these goals, the invention provides a kind of highstrenghtpiston's bag material compositions, wherein,
Described compositions includes polrvinyl chloride, polystyrene, wood powder, asbestos fibre, antimony oxide, octanoic acid
Stannous and Kaolin；Wherein,
Relative to the described polrvinyl chloride of 100 weight portions, the content of described polystyrene is 30-70 weight
Part, the content of described wood powder is 10-50 weight portion, and the content of described asbestos fibre is 10-30 weight portion,
The content of described antimony oxide is 1-5 weight portion, and the content of described stannous octoate is 1-5 weight portion,
Described kaolinic content is 10-20 weight portion.
Present invention also offers the preparation method of a kind of high-strength plastic pocket, wherein, described preparation method bag
Include: by polrvinyl chloride, polystyrene, wood powder, asbestos fibre, antimony oxide, stannous octoate and height
Blowfilm shaping after the soil mixing granulation of ridge, prepares high-strength plastic pocket；Wherein,
Relative to the described polrvinyl chloride of 100 weight portions, the consumption of described polystyrene is 30-70 weight
Part, the consumption of described wood powder is 10-50 weight portion, and the consumption of described asbestos fibre is 10-30 weight portion,
The consumption of described antimony oxide is 1-5 weight portion, and the consumption of described stannous octoate is 1-5 weight portion,
Described kaolinic consumption is 10-20 weight portion.
Present invention also offers a kind of high-strength plastic pocket prepared according to preparation method described above
Application.
By technique scheme, the present invention by polrvinyl chloride, polystyrene, wood powder, asbestos fibre,
Antimony oxide, stannous octoate and Kaolin, according to blowfilm shaping after certain ratio mixing granulation, prepare
Plastic bag, so that have higher stretching in actual use by the plastic bag that above-mentioned material is prepared
Intensity, solves it further and is in use badly caused reduce service life by too much article support,
The problem that use cost improves.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Detailed description of the invention
Hereinafter the detailed description of the invention of the present invention is described in detail.It should be appreciated that this place is retouched
The detailed description of the invention stated is merely to illustrate and explains the present invention, is not limited to the present invention.
The invention provides a kind of highstrenghtpiston's bag material compositions, wherein, described compositions includes gathering
Vinyl chloride, polystyrene, wood powder, asbestos fibre, antimony oxide, stannous octoate and Kaolin；Its
In,
Relative to the described polrvinyl chloride of 100 weight portions, the content of described polystyrene is 30-70 weight
Part, the content of described wood powder is 10-50 weight portion, and the content of described asbestos fibre is 10-30 weight portion,
The content of described antimony oxide is 1-5 weight portion, and the content of described stannous octoate is 1-5 weight portion,
Described kaolinic content is 10-20 weight portion.
Above-mentioned design by by polrvinyl chloride, polystyrene, wood powder, asbestos fibre, antimony oxide,
Stannous octoate and Kaolin, according to blowfilm shaping after certain ratio mixing granulation, prepare plastic bag, thus
The plastic bag prepared by above-mentioned material is made to have higher hot strength in actual use, further
Solving it is in use badly caused reduce service life by too much article support, and use cost improves
Problem.
The present invention one preferred embodiment in, in order to improve the anti-of prepared plastic bag further
Drawing performance, relative to the described polrvinyl chloride of 100 weight portions, the content of described polystyrene is 40-60
Weight portion, the content of described wood powder is 20-40 weight portion, and the content of described asbestos fibre is 15-25 weight
Amount part, the content of described antimony oxide is 2-4 weight portion, and the content of described stannous octoate is 2-4 weight
Amount part, described kaolinic content is 13-17 weight portion.
Described polrvinyl chloride can be polrvinyl chloride type commonly used in the art, and its physicochemical property is permissible
Be not further qualified, certainly, the present invention one preferred embodiment in, described polrvinyl chloride
Average degree of polymerization can be further defined to 650-750.
Similarly, the present invention another preferred embodiment in, the tensile yield of described polystyrene
Intensity can be further selected as being not less than 30MPa.
In a kind of embodiment being more highly preferred to of the present invention, in order to make the final plastic bag prepared have
Preferably serviceability and processing characteristics, improves the performances such as its antioxidation further, and described compositions also may be used
To include processing aid, described processing aid is in antioxidant, opening agent, chain extender and initiator
One or more.
Certainly, the type of described antioxidant can be the antioxidant type that this area routine uses, such as,
The present invention one preferred embodiment in, in order to improve serviceability further, described antioxidant
Four [β-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol ester can be chosen as.
Similarly, the present invention another preferred embodiment in, described opening agent can be polyethylene
Wax and/or oleamide.
Present invention also offers the preparation method of a kind of high-strength plastic pocket, wherein, described preparation method bag
Include: by polrvinyl chloride, polystyrene, wood powder, asbestos fibre, antimony oxide, stannous octoate and height
Blowfilm shaping after the soil mixing granulation of ridge, prepares high-strength plastic pocket；Wherein,
Relative to the described polrvinyl chloride of 100 weight portions, the consumption of described polystyrene is 30-70 weight
Part, the consumption of described wood powder is 10-50 weight portion, and the consumption of described asbestos fibre is 10-30 weight portion,
The consumption of described antimony oxide is 1-5 weight portion, and the consumption of described stannous octoate is 1-5 weight portion,
Described kaolinic consumption is 10-20 weight portion.
The present invention one preferred embodiment in, in order to improve the anti-of prepared plastic bag further
Drawing performance, relative to the described polrvinyl chloride of 100 weight portions, the consumption of described polystyrene is 40-60
Weight portion, the consumption of described wood powder is 20-40 weight portion, and the consumption of described asbestos fibre is 15-25 weight
Amount part, the consumption of described antimony oxide is 2-4 weight portion, and the consumption of described stannous octoate is 2-4 weight
Amount part, described kaolinic consumption is 13-17 weight portion.
Described polrvinyl chloride and described polystyrene are as it was previously stated, seldom repeat at this.
Certainly, the present invention another preferred embodiment in, in order to improve prepared plastics further
The serviceability of bag and processing characteristics, described preparation method can also include that adding processing aid mixes
Close, one or more in antioxidant, opening agent, chain extender and initiator of described processing aid.
Described antioxidant and described opening agent are as it was previously stated, seldom repeat at this.
Present invention also offers a kind of high-strength plastic pocket prepared according to preparation method described above
Application.
Hereinafter will be described the present invention by embodiment.In following example, described polychlorostyrene second
Alkene is the commercially available product that the trade mark is S-700 of Shanghai Ran Pu plastic cement company limited supply, and described polystyrene is
The commercially available product that the trade mark is 525 of Shanghai Kai Xi plastic cement Chemical Co., Ltd. supply, described antioxidant is Qingdao
(composition is four [β-(3,5-bis-uncles to the antioxidant that the commercially available trade mark is 1010 of Xu Xin Chemical Co., Ltd. supply
Butyl-4-hydroxy phenyl) propanoic acid] pentaerythritol ester), described opening agent is Haimen Zhong Teng Chemical Co., Ltd.
The commercially available oleamide of supply, described chain extender is the bat of Foshan Jin Jia new material Science and Technology Ltd. supply
Being well the commercially available chain extender of E-300, described initiator is the board of Huai'an Shuan Ying Chemical Co., Ltd. supply
Number be the commercially available initiator of UV-819, described wood powder, described asbestos fibre, described antimony oxide,
Described stannous octoate and described Kaolin are conventional commercial product.
Embodiment 1
100g polrvinyl chloride, 40g polystyrene, 20g wood powder, 15g asbestos fibre, 2g tri-are aoxidized
Two antimony, 2g stannous octoate, 13g Kaolin, 1g antioxidant, 1g opening agent, 0.5g chain extender and 0.1g
Blowfilm shaping after initiator mixing granulation, prepares high-strength plastic pocket A1.
Embodiment 2
100g polrvinyl chloride, 60g polystyrene, 40g wood powder, 25g asbestos fibre, 4g tri-are aoxidized
Two antimony, 4g stannous octoate, 17g Kaolin, 3g antioxidant, 3g opening agent, 2g chain extender and 1g
Blowfilm shaping after initiator mixing granulation, prepares high-strength plastic pocket A2.
Embodiment 3
100g polrvinyl chloride, 50g polystyrene, 30g wood powder, 20g asbestos fibre, 3g tri-are aoxidized
Two antimony, 3g stannous octoate, 15g Kaolin, 2g antioxidant, 2g opening agent, 1g chain extender and 0.5g
Blowfilm shaping after initiator mixing granulation, prepares high-strength plastic pocket A3.
Embodiment 4
Being prepared according to the preparation method of embodiment 1, except for the difference that, the consumption of described polystyrene is
30g, the consumption of described wood powder is 10g, and the consumption of described asbestos fibre is 10g, described antimony oxide
Consumption be 1g, the consumption of described stannous octoate is 1g, and described kaolinic consumption is 10g, and does not adds
Add antioxidant, opening agent, expansion connect agent and initiator, prepare high-strength plastic pocket A4.
Embodiment 5
Being prepared according to the preparation method of embodiment 2, except for the difference that, the consumption of described polystyrene is
70g, the consumption of described wood powder is 50g, and the consumption of described asbestos fibre is 30g, described antimony oxide
Consumption be 5g, the consumption of described stannous octoate is 5g, and described kaolinic consumption is 20g, and does not adds
Add antioxidant, opening agent, expansion connect agent and initiator, prepare high-strength plastic pocket A5.
Comparative example 1
Being prepared according to the preparation method of embodiment 3, except for the difference that, the consumption of described polystyrene is
10g, the consumption of described wood powder is 5g, and the consumption of described asbestos fibre is 5g, described antimony oxide
Consumption is 0.5g, and the consumption of described stannous octoate is 0.5g, and described kaolinic consumption is 5g, prepares and moulds
Pocket D1.
Comparative example 2
Being prepared according to the preparation method of embodiment 3, except for the difference that, the consumption of described polystyrene is
100g, the consumption of described wood powder is 80g, and the consumption of described asbestos fibre is 50g, described three oxidations two
The consumption of antimony is 10g, and the consumption of described stannous octoate is 10g, and described kaolinic consumption is 40g, system
Obtain plastic bag D2.
Comparative example 3
By blowfilm shaping after pure polrvinyl chloride pelletize, prepare plastic bag D3.
Test case
By above-mentioned prepared A1-A5 and D1-D3 respectively according to GB/T1040.2 detect its hot strength and
Elongation at break, the result obtained is as shown in table 1.
Table 1
| Numbering | Hot strength (MPa) | Elongation at break (%) |
| A1 | 56.2 | 360 |
| A2 | 52.3 | 358 |
| A3 | 51.6 | 376 |
| A4 | 32.6 | 215 |
| A5 | 33.1 | 223 |
| D1 | 13.5 | 125 |
| D2 | 15.6 | 153 |
| D3 | 12.1 | 110 |
The preferred embodiment of the present invention described in detail above, but, the present invention is not limited to above-mentioned reality
Execute the detail in mode, in the technology concept of the present invention, can be to the technical side of the present invention
Case carries out multiple simple variant, and these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technology described in above-mentioned detailed description of the invention is special
Levy, in the case of reconcilable, can be combined by any suitable means, in order to avoid need not
The repetition wanted, various possible compound modes are illustrated by the present invention the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as its
Without prejudice to the thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. highstrenghtpiston's bag material compositions, it is characterised in that described compositions includes polychlorostyrene
Ethylene, polystyrene, wood powder, asbestos fibre, antimony oxide, stannous octoate and Kaolin；Wherein,
Relative to the described polrvinyl chloride of 100 weight portions, the content of described polystyrene is 30-70 weight
Part, the content of described wood powder is 10-50 weight portion, and the content of described asbestos fibre is 10-30 weight portion,
The content of described antimony oxide is 1-5 weight portion, and the content of described stannous octoate is 1-5 weight portion,
Described kaolinic content is 10-20 weight portion.
Compositions the most according to claim 1, wherein, described relative to 100 weight portions gathers
Vinyl chloride, the content of described polystyrene is 40-60 weight portion, and the content of described wood powder is 20-40 weight
Amount part, the content of described asbestos fibre is 15-25 weight portion, and the content of described antimony oxide is 2-4
Weight portion, the content of described stannous octoate is 2-4 weight portion, and described kaolinic content is 13-17 weight
Amount part.
Compositions the most according to claim 1 and 2, wherein, the average of described polrvinyl chloride gathers
Right for 650-750；
The tensile yield strength of described polystyrene is not less than 30MPa.
Compositions the most according to claim 1 and 2, wherein, described compositions also includes processing
Auxiliary agent, one or more in antioxidant, opening agent, chain extender and initiator of described processing aid.
Compositions the most according to claim 4, wherein, described antioxidant is four [β-(3,5-bis-uncles
Butyl-4-hydroxy phenyl) propanoic acid] pentaerythritol ester；
Described opening agent is Tissuemat E and/or oleamide.
6. the preparation method of a high-strength plastic pocket, it is characterised in that described preparation method includes:
By polrvinyl chloride, polystyrene, wood powder, asbestos fibre, antimony oxide, stannous octoate and Kaolin
Blowfilm shaping after mixing granulation, prepares high-strength plastic pocket；Wherein,
Relative to the described polrvinyl chloride of 100 weight portions, the consumption of described polystyrene is 30-70 weight
Part, the consumption of described wood powder is 10-50 weight portion, and the consumption of described asbestos fibre is 10-30 weight portion,
The consumption of described antimony oxide is 1-5 weight portion, and the consumption of described stannous octoate is 1-5 weight portion,
Described kaolinic consumption is 10-20 weight portion.
Preparation method the most according to claim 6, wherein, described in 100 weight portions
Polrvinyl chloride, the consumption of described polystyrene is 40-60 weight portion, and the consumption of described wood powder is 20-40
Weight portion, the consumption of described asbestos fibre is 15-25 weight portion, and the consumption of described antimony oxide is 2-4
Weight portion, the consumption of described stannous octoate is 2-4 weight portion, and described kaolinic consumption is 13-17 weight
Amount part.
8. according to the preparation method described in claim 6 or 7, wherein, described polrvinyl chloride is average
The degree of polymerization is 650-750；
The tensile yield strength of described polystyrene is not less than 30MPa.
9. according to the preparation method described in claim 6 or 7, wherein, described preparation method also includes
Adding processing aid to mix, described processing aid is selected from antioxidant, opening agent, chain extender and initiation
One or more in agent；Wherein,
Described antioxidant is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol ester；
Described opening agent is Tissuemat E and/or oleamide.
10. the high-strength plastic prepared according to the preparation method described in any one in claim 6-9
The application of pocket.
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| CN201610256457.8A CN105820464A (en) | 2016-04-25 | 2016-04-25 | Preparation method and application of high-strength plastic bag material composition and plastic bag |
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| CN201610256457.8A CN105820464A (en) | 2016-04-25 | 2016-04-25 | Preparation method and application of high-strength plastic bag material composition and plastic bag |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107964189A (en) * | 2017-12-14 | 2018-04-27 | 全椒县三安塑业有限公司 | A kind of preparation method of low smell plastic bag |
| CN108690361A (en) * | 2018-06-21 | 2018-10-23 | 上海赫得环境科技股份有限公司 | A kind of preparation method of edible polybag |
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