CN111234359A - Crack-resistant plastic woven bag - Google Patents
Crack-resistant plastic woven bag Download PDFInfo
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- CN111234359A CN111234359A CN202010087190.0A CN202010087190A CN111234359A CN 111234359 A CN111234359 A CN 111234359A CN 202010087190 A CN202010087190 A CN 202010087190A CN 111234359 A CN111234359 A CN 111234359A
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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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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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- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Woven Fabrics (AREA)
Abstract
The invention discloses a crack-resistant plastic woven bag, which belongs to the technical field of woven bags, and has the technical scheme that the raw materials comprise, by weight, 60-90 parts of linear low-density polyethylene, 40-50 parts of polypropylene, 20-30 parts of polyurethane, 15-23 parts of polycaprolactone, 3-9 parts of an adhesive, 12-18 parts of polyethylene terephthalate, 5-13 parts of a filling master batch, 3.6-7.2 parts of a plasticizer and 1.5-2.2 parts of a defoaming agent, so that the crack resistance of the plastic woven bag is improved.
Description
Technical Field
The invention relates to the field of woven bags, in particular to a crack-resistant plastic woven bag.
Background
The woven bag is also called snake leather bag, which is one of plastic bags used for packaging, the raw material of the woven bag is various chemical plastic raw materials such as polyethylene, polypropylene and the like, at present, the plastic woven bag is widely applied to the fields of cement, fertilizer, chemical industry and the like, and the main production process of the woven bag is to finally prepare the finished product of the plastic woven bag by utilizing the raw materials through film extrusion, wire drawing, rolling, circular weaving, printing, cutting and sewing.
The existing plastic woven bag is nontoxic, tasteless, low in density and high in bending fatigue resistance, but the existing plastic woven bag is easy to break, so that the use of the existing plastic woven bag in daily life is limited.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a crack-resistant plastic woven bag, so that the effect of improving the crack resistance of the plastic woven bag is achieved.
The technical purpose of the invention is realized by the following technical scheme:
the crack-resistant plastic woven bag comprises, by weight, 60-90 parts of linear low-density polyethylene, 40-50 parts of polypropylene, 20-30 parts of polyurethane, 15-23 parts of polycaprolactone, 3-9 parts of an adhesive, 12-18 parts of polyethylene terephthalate, 5-13 parts of a filling master batch, 3.6-7.2 parts of a plasticizer and 1.5-2.2 parts of a defoaming agent.
By adopting the technical scheme, the linear low-density polyethylene has the advantages of high strength, good toughness, high rigidity, heat resistance, cold resistance and the like, and also has good environmental stress cracking resistance, impact strength, tearing resistance and the like; the polypropylene has higher impact toughness resistance, strong mechanical property and resistance to corrosion of various organic solvents and acid and alkali; the polyurethane has the advantages of high strength, tear resistance, wear resistance and the like; the polycaprolactone has good biocompatibility and good biodegradability, so that after the linear low-density polyethylene, the polypropylene, the polyurethane and the polycaprolactone are mixed for use, the tearing resistance and the mechanical strength of the plastic woven bag can be effectively improved.
The addition of the filling master batch can reduce the production cost of the plastic woven bag, the filling master batch can improve the mechanical properties such as rigidity and toughness of the plastic woven bag, the normal temperature stability and the thermal stability of the plastic woven bag can be improved, and after the filling master batch is matched with the adhesive for use, the adhesive force between the filling master batch and resin can be effectively increased, and the dispersion property and the processability of the filling master batch are improved.
The polyethylene terephthalate has excellent physical and mechanical properties, solvent resistance and good electrical insulation, and after the polyethylene terephthalate is matched with linear low-density polyethylene, polypropylene, polyurethane and a filling master batch for use, the impact strength and the fatigue resistance of the polyethylene terephthalate can be effectively improved, so that the impact resistance and the toughness of the plastic woven bag are further improved.
The plasticizer can increase the toughness of the plastic woven bag, improve the impact resistance, and effectively improve the low-temperature performance of the plastic woven bag, so that the low-temperature resistance of the plastic woven bag is effectively improved, and the service life of the plastic woven bag is prolonged. The addition of the defoaming agent can ensure that the quality of the plastic woven bag is uniform, and is also beneficial to the dispersion and infiltration performance of the filling master batch, so that the tear resistance of the plastic woven bag is indirectly improved.
The invention is further set that the raw materials comprise 66-80 parts of linear low density polyethylene, 42-48 parts of polypropylene, 21-28 parts of polyurethane, 17-22 parts of polycaprolactone, 4-8 parts of adhesive, 7-12 parts of polyethylene terephthalate, 7-12 parts of filling master batch, 4.5-6.5 parts of plasticizer and 1.6-2.1 parts of defoaming agent by weight.
The invention further provides that the weight ratio of the low-density polyethylene to the polypropylene to the polyurethane is (2.7-2.83): (1.75-1.83):1.
By adopting the technical scheme, when the raw materials are in the range, the tearing resistance and the service life of the plastic woven bag can be further improved.
The invention is further set that the raw materials comprise 72 parts of linear low density polyethylene, 45 parts of polypropylene, 26 parts of polyurethane, 19 parts of polycaprolactone, 6 parts of adhesive, 15 parts of polyethylene terephthalate, 10 parts of filling master batch, 5.5 parts of plasticizer and 1.8 parts of defoaming agent according to parts by weight.
The invention is further set up that the adhesive comprises 2-6 parts of aniline methyl triethoxysilane and 2.5-4.8 parts of dimethylaminoethyl acrylate by weight.
By adopting the technical scheme, the aniline methyl triethoxysilane can increase the bonding performance of polyurethane, linear low density polyethylene and polypropylene, and can be used as a coupling agent to increase the bonding force between the filling master batch and resin, so that the performance of the filling master batch can be fully exerted; the use of the dimethylaminoethyl acrylate and the low-density polyethylene in a matching way can improve the processing performance, the bonding performance and the like of the plastic woven bag, and is also beneficial to improving the bonding strength between the filling master batch and the resin, thereby further improving the tearing resistance of the plastic woven bag.
The invention is further provided that the filling master batch comprises one or more of jute fiber, nano calcium carbonate and white carbon black.
Through adopting above-mentioned technical scheme, the tensile strength and the toughness of plastic woven sack can be improved to the addition of jute fiber, and when plastic woven sack abandonment back, also can not influence plastic woven sack's degradation speed, play the effect of environmental protection.
The nano calcium carbonate can improve the rheological property of the plastic woven bag and improve the forming property of the plastic woven bag, and simultaneously has the functions of toughening and reinforcing, thereby effectively improving the toughness of the plastic woven bag and improving the impact resistance.
When the plastic woven bag is subjected to external force, the white carbon black can bear a certain load, part of energy accumulated under the action of stress is consumed, and the existence of the inorganic particles enables cracks to be forked or changed in direction, so that the effect of dispersing stress is achieved, the cracks are prevented from continuing to develop, the fracture is delayed, and the mechanical property of the plastic woven bag is improved.
The invention is further provided that the filling master batch comprises jute fiber, nano calcium carbonate and white carbon black, wherein the jute fiber, the nano calcium carbonate and the white carbon black are mixed according to the weight ratio of (1.2-1.4): 1: (1.3-1.5).
By adopting the technical scheme, when the jute fiber, the nano calcium carbonate and the white carbon black are used together, the jute fiber, the nano calcium carbonate and the white carbon black are mixed according to the weight ratio of (1.2-1.4): 1: (1.3-1.5), the tearing resistance of the plastic woven bag can be effectively improved.
The invention is further configured that the plasticizer is epoxidized soybean oil.
By adopting the technical scheme, the epoxidized soybean oil is resistant to volatilization, difficult to migrate and difficult to scatter and disappear, the plastic woven bag is endowed with good mechanical property, weather resistance and toughness, and meanwhile, the plasticizer adopts the epoxidized soybean oil to ensure that the plastic woven bag has excellent thermal stability and light stability, so that the service life of the plastic woven bag is prolonged.
The invention is further provided that the defoaming agent is of the silicone type.
By adopting the technical scheme, the organic silicon defoamer has good defoaming and foam inhibiting effects, has good chemical inertness, and can effectively ensure the tearing resistance of the plastic woven bag.
In conclusion, the invention has the following beneficial effects:
1. the impact strength and the tearing resistance of the plastic weaving can be improved by the matching use of the linear low-density polyethylene, the polypropylene and the polyurethane;
2. after the jute fiber, the nano calcium carbonate and the white carbon black are selected as the filling master batch, the tear resistance of the plastic woven bag is improved, meanwhile, the white carbon black can prevent the continuous development of cracks in the plastic woven bag, the mechanical property of the plastic woven bag is improved, meanwhile, the white carbon black and the nano calcium carbonate are matched for use, the ultraviolet absorption capacity is realized, and the service life of the plastic woven bag is prolonged.
Detailed Description
The present invention will be described in further detail with reference to examples.
Example 1
A crack-resistant plastic woven bag comprises the following raw materials, by weight, 60 parts of linear low-density polyethylene, 50 parts of polypropylene, 20 parts of polyurethane, 23 parts of polycaprolactone, 3 parts of an adhesive, 18 parts of polyethylene terephthalate, 5 parts of jute fiber, 7.2 parts of epoxidized soybean oil and 1.5 parts of an organic silicon defoamer;
the adhesive comprises 2 parts by weight of aniline methyl triethoxysilane and 2.5 parts by weight of dimethylaminoethyl acrylate.
Example 2
A crack-resistant plastic woven bag comprises the following raw materials, by weight, 66 parts of linear low-density polyethylene, 48 parts of polypropylene, 21 parts of polyurethane, 22 parts of polycaprolactone, 4 parts of an adhesive, 12 parts of polyethylene terephthalate, 7 parts of jute fiber, 6.5 parts of epoxidized soybean oil and 1.6 parts of an organic silicon defoamer;
the adhesive comprises 3 parts of aniline methyl triethoxysilane and 3.1 parts of dimethylaminoethyl acrylate according to parts by weight.
Example 3
A crack-resistant plastic woven bag comprises the following raw materials, by weight, 72 parts of linear low-density polyethylene, 45 parts of polypropylene, 26 parts of polyurethane, 19 parts of polycaprolactone, 6 parts of an adhesive, 15 parts of polyethylene terephthalate, 10 parts of jute fiber, 5.5 parts of epoxidized soybean oil and 1.8 parts of an organic silicon defoamer;
the adhesive comprises 4 parts of aniline methyl triethoxysilane and 3.7 parts of dimethylaminoethyl acrylate in parts by weight.
Example 4
A crack-resistant plastic woven bag comprises raw materials, by weight, 80 parts of linear low-density polyethylene, 42 parts of polypropylene, 28 parts of polyurethane, 17 parts of polycaprolactone, 8 parts of an adhesive, 7 parts of polyethylene terephthalate, 12 parts of jute fiber, 4.5 parts of epoxidized soybean oil and 2.1 parts of an organic silicon defoamer;
the adhesive comprises 5 parts of aniline methyl triethoxysilane and 4.2 parts of dimethylaminoethyl acrylate by weight.
Example 5
A crack-resistant plastic woven bag comprises the following raw materials, by weight, 90 parts of linear low-density polyethylene, 40 parts of polypropylene, 30 parts of polyurethane, 15 parts of polycaprolactone, 9 parts of an adhesive, 12 parts of polyethylene terephthalate, 13 parts of jute fiber, 3.6 parts of epoxidized soybean oil and 2.2 parts of an organic silicon defoamer;
the adhesive comprises 6 parts by weight of aniline methyl triethoxysilane and 4.8 parts by weight of dimethylaminoethyl acrylate.
Example 6
A crack-resistant plastic woven bag is different from the plastic woven bag in the embodiment 3 in that the weight ratio of low-density polyethylene to polypropylene to polyurethane is 2.7: 1.75:1, namely 70.2 parts of low-density polyethylene, 45.5 parts of polypropylene and 26 parts of polyurethane.
Example 7
A crack-resistant plastic woven bag is different from the plastic woven bag in the embodiment 3 in that the weight ratio of low-density polyethylene to polypropylene to polyurethane is 2.76: 1.8:1, namely 71.8 parts of low-density polyethylene, 46.8 parts of polypropylene and 26 parts of polyurethane.
Example 8
A crack-resistant plastic woven bag is different from the plastic woven bag in the embodiment 3 in that the weight ratio of low-density polyethylene to polypropylene to polyurethane is 2.83: 1.83:1, namely 73.6 parts of low-density polyethylene, 47.6 parts of polypropylene and 26 parts of polyurethane. .
Example 9
The difference between the crack-resistant plastic woven bag and the embodiment 3 is that the filling master batch comprises a mixture of jute fibers, nano calcium carbonate and white carbon black, wherein the weight ratio of the jute fibers, the nano calcium carbonate and the white carbon black is 1.2: 1: 1.3.
example 10
The difference between the crack-resistant plastic woven bag and the embodiment 3 is that the filling master batch comprises a mixture of jute fibers, nano calcium carbonate and white carbon black, wherein the weight ratio of the jute fibers, the nano calcium carbonate and the white carbon black is 1.3: 1: 1.4.
example 11
The difference between the crack-resistant plastic woven bag and the embodiment 3 is that the filling master batch comprises a mixture of jute fibers, nano calcium carbonate and white carbon black, wherein the weight ratio of the jute fibers, the nano calcium carbonate and the white carbon black is 1.4: 1: 1.5.
comparative example 1
The difference from the embodiment 3 is that the raw materials comprise 55 parts of linear low density polyethylene, 45 parts of polypropylene, 18 parts of polyurethane, 13 parts of polycaprolactone, 2 parts of adhesive, 10 parts of polyethylene terephthalate, 2 parts of filling master batch, 3.0 parts of plasticizer and 1.0 part of defoaming agent by weight.
Comparative example 2
The difference from the embodiment 3 is that the raw materials comprise 93 parts of linear low density polyethylene, 55 parts of polypropylene, 35 parts of polyurethane, 25 parts of polycaprolactone, 11 parts of adhesive, 20 parts of polyethylene terephthalate, 15 parts of filling master batch, 7.5 parts of plasticizer and 2.5 parts of defoaming agent by weight.
Performance detection
The tear resistance tests were conducted on examples 1 to 11 and comparative examples 1 to 2, and the test results are shown in table 1, according to the following: GB/T8946-2003.
TABLE 1 test results Table
From the above table, it can be seen that:
in examples 1-5, the tensile load in example 3 was higher than that in examples 1-2 and examples 4-5, and thus it can be seen that the tear resistance of the plastic woven bag could be further improved by the formulation in example 3, and the elongation at break in example 3 was better than that in examples 1-2 and examples 4-5, and it also indicates that the impact resistance of the plastic woven bag in example 3 was due to the impact resistance in examples 1-2 and examples 4-5;
examples 6-8 compared with example 3, the tensile load and elongation at break of the longitudinal direction and the latitudinal direction in examples 6-8 are superior to those in example 3, thereby showing that the tearing resistance and the impact resistance of the plastic woven bag can be further improved by the formula in examples 6-8;
compared with the example 3, the longitudinal tensile load and the latitudinal tensile load in the examples 9 to 11 are superior to the tensile load in the example 3, which shows that the tearing resistance of the plastic woven bag can be effectively improved when the jute fiber, the nano calcium carbonate and the white carbon black are used together in the filler, but the breaking elongation in the examples 9 to 11 is basically the same as that in the example 3, so that the tearing resistance of the plastic woven bag can be effectively improved when the jute fiber, the nano calcium carbonate and the white carbon black are used together, and the impact on the impact resistance of the plastic woven bag is small;
in comparative examples 1-2, when the amount of the raw material exceeds the range of the present application, the tearing resistance and impact resistance of the plastic woven bag are correspondingly reduced, thereby further illustrating that the amount of the raw material is effective to improve the tearing resistance and impact resistance of the plastic woven bag.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (9)
1. A crack-resistant plastic woven bag is characterized in that: the raw materials comprise, by weight, 60-90 parts of linear low-density polyethylene, 40-50 parts of polypropylene, 20-30 parts of polyurethane, 15-23 parts of polycaprolactone, 3-9 parts of an adhesive, 12-18 parts of polyethylene terephthalate, 5-13 parts of a filling master batch, 3.6-7.2 parts of a plasticizer and 1.5-2.2 parts of a defoaming agent.
2. The crack-resistant plastic woven bag according to claim 1, wherein: the raw materials comprise, by weight, 66-80 parts of linear low-density polyethylene, 42-48 parts of polypropylene, 21-28 parts of polyurethane, 17-22 parts of polycaprolactone, 4-8 parts of an adhesive, 7-12 parts of polyethylene terephthalate, 7-12 parts of a filling master batch, 4.5-6.5 parts of a plasticizer and 1.6-2.1 parts of a defoaming agent.
3. The crack-resistant plastic woven bag according to claim 1, wherein: the raw materials comprise, by weight, 72 parts of linear low-density polyethylene, 45 parts of polypropylene, 26 parts of polyurethane, 19 parts of polycaprolactone, 6 parts of an adhesive, 15 parts of polyethylene terephthalate, 10 parts of a filling master batch, 5.5 parts of a plasticizer and 1.8 parts of a defoaming agent.
4. A crack resistant plastic woven bag according to any one of claim 1, wherein: the weight ratio of the low-density polyethylene to the polypropylene to the polyurethane is (2.7-2.83): (1.75-1.83):1.
5. A crack resistant plastic woven bag according to any one of claims 1 to 3, wherein: the adhesive comprises 2-6 parts of aniline methyl triethoxysilane and 2.5-4.8 parts of dimethylaminoethyl acrylate by weight.
6. A crack resistant plastic woven bag according to any one of claims 1 to 3, wherein: the filling master batch comprises one or more of jute fiber, nano calcium carbonate and white carbon black.
7. The crack-resistant plastic woven bag according to claim 6, wherein: the filling master batch comprises jute fiber, nano calcium carbonate and white carbon black, wherein the jute fiber, the nano calcium carbonate and the white carbon black are mixed according to the weight ratio of (1.2-1.4): 1: (1.3-1.5).
8. A crack resistant plastic woven bag according to any one of claims 1 to 3, wherein: epoxidized soybean oil is used as the plasticizer.
9. A crack resistant plastic woven bag according to any one of claims 1 to 3, wherein: the defoaming agent is organic silicon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010087190.0A CN111234359A (en) | 2020-02-11 | 2020-02-11 | Crack-resistant plastic woven bag |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010087190.0A CN111234359A (en) | 2020-02-11 | 2020-02-11 | Crack-resistant plastic woven bag |
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| CN111234359A true CN111234359A (en) | 2020-06-05 |
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| CN202010087190.0A Pending CN111234359A (en) | 2020-02-11 | 2020-02-11 | Crack-resistant plastic woven bag |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112029182A (en) * | 2020-08-18 | 2020-12-04 | 天津市久大塑料制品有限公司 | High-strength crack-resistant plastic woven bag |
| CN113234282A (en) * | 2021-05-25 | 2021-08-10 | 南塑集团黑龙江包装有限公司 | Raw material formula for sun-proof heat-insulation plastic woven bag |
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| EP2047975A1 (en) * | 2007-10-09 | 2009-04-15 | Novameer B.V. | Advanced antiballistic materials |
| CN105600093A (en) * | 2015-10-31 | 2016-05-25 | 贵州同益塑料制品有限公司 | Plastic woven bag and preparation method thereof |
| CN105949573A (en) * | 2016-06-17 | 2016-09-21 | 铜陵方正塑业科技有限公司 | Anti-corrosion plastic bag and preparation method thereof |
| CN107880394A (en) * | 2017-12-10 | 2018-04-06 | 安徽安远塑胶股份有限公司 | A kind of antistatic plastic woven bag |
| CN109485979A (en) * | 2018-12-14 | 2019-03-19 | 徐州冠新塑编有限公司 | A kind of high fastness Polywoven Bag |
-
2020
- 2020-02-11 CN CN202010087190.0A patent/CN111234359A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2047975A1 (en) * | 2007-10-09 | 2009-04-15 | Novameer B.V. | Advanced antiballistic materials |
| CN105600093A (en) * | 2015-10-31 | 2016-05-25 | 贵州同益塑料制品有限公司 | Plastic woven bag and preparation method thereof |
| CN105949573A (en) * | 2016-06-17 | 2016-09-21 | 铜陵方正塑业科技有限公司 | Anti-corrosion plastic bag and preparation method thereof |
| CN107880394A (en) * | 2017-12-10 | 2018-04-06 | 安徽安远塑胶股份有限公司 | A kind of antistatic plastic woven bag |
| CN109485979A (en) * | 2018-12-14 | 2019-03-19 | 徐州冠新塑编有限公司 | A kind of high fastness Polywoven Bag |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112029182A (en) * | 2020-08-18 | 2020-12-04 | 天津市久大塑料制品有限公司 | High-strength crack-resistant plastic woven bag |
| CN113234282A (en) * | 2021-05-25 | 2021-08-10 | 南塑集团黑龙江包装有限公司 | Raw material formula for sun-proof heat-insulation plastic woven bag |
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Application publication date: 20200605 |