CN113402812A - Formula and preparation method of anti-slip plastic woven bag - Google Patents
Formula and preparation method of anti-slip plastic woven bag Download PDFInfo
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- 239000004033 plastic Substances 0.000 title claims abstract description 22
- 229920003023 plastic Polymers 0.000 title claims abstract description 22
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 238000009472 formulation Methods 0.000 title description 2
- 239000004743 Polypropylene Substances 0.000 claims abstract description 61
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 56
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 28
- -1 polypropylene Polymers 0.000 claims abstract description 26
- 229920001155 polypropylene Polymers 0.000 claims abstract description 25
- 239000000945 filler Substances 0.000 claims abstract description 23
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims abstract description 18
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052982 molybdenum disulfide Inorganic materials 0.000 claims abstract description 18
- 239000005011 phenolic resin Substances 0.000 claims abstract description 18
- 229920001568 phenolic resin Polymers 0.000 claims abstract description 18
- 239000000843 powder Substances 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000002156 mixing Methods 0.000 claims description 20
- 238000009941 weaving Methods 0.000 claims description 15
- 239000002994 raw material Substances 0.000 claims description 11
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 10
- QEZIKGQWAWNWIR-UHFFFAOYSA-N antimony(3+) antimony(5+) oxygen(2-) Chemical compound [O--].[O--].[O--].[O--].[Sb+3].[Sb+5] QEZIKGQWAWNWIR-UHFFFAOYSA-N 0.000 claims description 10
- 239000003963 antioxidant agent Substances 0.000 claims description 10
- 230000003078 antioxidant effect Effects 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 10
- 239000012748 slip agent Substances 0.000 claims description 10
- 239000002904 solvent Substances 0.000 claims description 10
- 239000008096 xylene Substances 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 229920002681 hypalon Polymers 0.000 claims description 6
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 5
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000011049 filling Methods 0.000 claims description 5
- 239000004014 plasticizer Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004596 additive masterbatch Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000010096 film blowing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Classifications
-
- 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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening coatings
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D123/00—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers
- C09D123/26—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers modified by chemical after-treatment
- C09D123/32—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers modified by chemical after-treatment by reaction with compounds containing phosphorus or sulfur
- C09D123/34—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers modified by chemical after-treatment by reaction with compounds containing phosphorus or sulfur by chlorosulfonation
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
-
- 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
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3009—Sulfides
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention relates to a formula and a preparation method of an anti-slip plastic woven bag, which comprises the following components in percentage by mass: PP polypropylene: 78-82%; phenolic resin: 5 to 8 percent; calcium carbonate as filler: 6 to 8 percent; PP powder preparation: 4 to 6 percent; molybdenum disulfide: 1 to 2 percent. The anti-skid property of the woven bag is improved by changing the formula, the problem of poor anti-skid capability of the woven bag is solved from the source, the anti-skid effect in stacking is obviously improved, and the potential safety hazard caused by sliding the bag in the stacking process is avoided.
Description
Technical Field
The invention relates to the technical field of woven bags, in particular to a formula and a preparation method of an anti-slip plastic woven bag.
Background
The main raw material components of the plastic woven bag are polypropylene, polyethylene and additive master batch. The method is widely applied to the fields of cement, fertilizer, chemical industry and the like at present.
The existing woven bags are poor in anti-skid performance, and often slide due to too low friction coefficient between the bags when the woven bags are packaged and shipped, and the high-folded woven bags filled with goods are prone to sliding, so that great potential safety hazards exist. In order to solve the problem, in the prior art, a friction increasing layer is compounded on the surface of a woven bag to increase friction, the solution is temporary and permanent, the production cost is increased unnecessarily, and the increased friction is very limited. In addition, the existing woven bag processing technology generally adopts film blowing, wire drawing, printing, cutting, sewing and the like, and has complex process and high cost.
Disclosure of Invention
Aiming at the defects in the background art, the invention provides a formula and a preparation method of an anti-skid plastic woven bag.
The technical scheme adopted by the invention is as follows: the formula of the anti-skid plastic woven bag comprises the following components in percentage by mass:
PP polypropylene: 78-82%;
phenolic resin: 5 to 8 percent;
calcium carbonate as filler: 6 to 8 percent;
PP powder preparation: 4 to 6 percent;
molybdenum disulfide: 1 to 2 percent.
Further, the PP polypropylene accounts for 80% by mass; the mass percent of the phenolic resin is 7 percent; the mass percentage of the filler calcium carbonate is 7 percent; PP powder preparation: 5 percent; molybdenum disulfide: 1 percent.
A preparation method of an anti-slip plastic woven bag comprises the following steps:
s1: mixing raw materials, weighing PP polypropylene, phenolic resin, filler calcium carbonate, PP powder and molybdenum disulfide according to the proportion in the formula, putting the weighed PP polypropylene, phenolic resin, filler calcium carbonate, PP powder and molybdenum disulfide into a drying stirrer for drying and stirring and mixing;
s2: drawing and forming, namely putting the mixed raw material of S1 into a drawing machine for drawing and forming;
s3: cooling and shrinking, namely putting the wire formed by drawing S2 into cold water at the temperature of 20-25 ℃ for shrinkage and shaping;
s4, weaving, namely weaving the silk threads cooled and shrunk in the S3 into woven bags by a circular weaving machine;
and S5, coating an anti-slip agent on the surface of the woven bag woven and molded in the S4 mode through a roller feeding type printer.
Further, the shrinkage of the filament in S3 was 0.2%.
Further, the weight ratio of the components of the anti-slip agent is as follows:
100 parts of chlorosulfonated polyethylene; 2-5 parts of chlorinated polypropylene; modified rosin resin: 25-28 parts; plasticizer: 10-15 parts; filling: 30-34 parts; antioxidant: 0.05-0.1 part; solvent: 180 parts.
Further, the filler is a mixture of calcium carbonate and antimony dioxide, and the mixing ratio of the calcium carbonate to the antimony dioxide is 20: 1.
further, the antioxidant is BHT.
Further, the solvent is a mixture of xylene and cycloethanone, and the mixing ratio of the xylene to the cycloethanone is 1: 2.
the invention has the beneficial effects that:
1. the anti-skid property of the woven bag is improved by changing the formula, the problem of poor anti-skid capability of the woven bag is solved from the source, the anti-skid effect in stacking is obviously improved, and the potential safety hazard caused by sliding the bag in the stacking process is avoided.
2. The anti-slip coating is coated on the surface of the woven bag, so that the roughness of the surface of the woven bag is further improved, the anti-slip performance is improved, and the potential safety hazard caused by slipping when the woven bags are stacked is avoided.
3. The outer layer of braided bag adopts chlorosulfonated polyethylene as the substrate to add chlorinated polypropylene wherein, not only the adhesion is strong, is difficult for droing, has better heat resistance moreover, has increased outer heat-resisting ability and stability of braided bag when improving braided bag surface wearability, improves life.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the formula of the anti-skid plastic woven bag comprises the following components in percentage by mass:
PP polypropylene: 80 percent;
phenolic resin: 7 percent;
calcium carbonate as filler: 7 percent;
PP powder preparation: 5 percent;
molybdenum disulfide: 1 percent.
A preparation method of an anti-slip plastic woven bag comprises the following steps:
s1: mixing raw materials, weighing PP polypropylene, phenolic resin, filler calcium carbonate, PP powder and molybdenum disulfide according to the proportion in the formula, putting the weighed PP polypropylene, phenolic resin, filler calcium carbonate, PP powder and molybdenum disulfide into a drying stirrer for drying and stirring and mixing;
s2: drawing and forming, namely putting the mixed raw material of S1 into a drawing machine for drawing and forming;
s3: cooling and shrinking, namely putting the wire formed by drawing S2 into cold water at 23 ℃ for shrinkage and shaping;
s4, weaving, namely weaving the silk threads cooled and shrunk in the S3 into woven bags by a circular weaving machine;
and S5, coating an anti-slip agent on the surface of the woven bag woven and molded in the S4 mode through a roller feeding type printer.
Further, the shrinkage of the filament in S3 was 0.2%.
Further, the weight ratio of the components of the anti-slip agent is as follows:
100 parts of chlorosulfonated polyethylene; 3 parts of chlorinated polypropylene; modified rosin resin: 26 parts of (1); plasticizer: 13 parts; filling: 32 parts of (1); antioxidant: 0.07 part; solvent: 180 parts.
Further, the filler is a mixture of calcium carbonate and antimony dioxide, and the mixing ratio of the calcium carbonate to the antimony dioxide is 20: 1.
further, the antioxidant is BHT.
Further, the solvent is a mixture of xylene and cycloethanone, and the mixing ratio of the xylene to the cycloethanone is 1: 2.
example 2:
the formula of the anti-skid plastic woven bag comprises the following components in percentage by mass:
PP polypropylene: 78 percent;
phenolic resin: 8 percent;
calcium carbonate as filler: 8 percent;
PP powder preparation: 6 percent;
molybdenum disulfide: 1 percent.
A preparation method of an anti-slip plastic woven bag comprises the following steps:
s1: mixing raw materials, weighing PP polypropylene, phenolic resin, filler calcium carbonate, PP powder and molybdenum disulfide according to the proportion in the formula, putting the weighed PP polypropylene, phenolic resin, filler calcium carbonate, PP powder and molybdenum disulfide into a drying stirrer for drying and stirring and mixing;
s2: drawing and forming, namely putting the mixed raw material of S1 into a drawing machine for drawing and forming;
s3: cooling and shrinking, namely putting the wire formed by drawing S2 into cold water at 23 ℃ for shrinkage and shaping;
s4, weaving, namely weaving the silk threads cooled and shrunk in the S3 into woven bags by a circular weaving machine;
and S5, coating an anti-slip agent on the surface of the woven bag woven and molded in the S4 mode through a roller feeding type printer.
Further, the shrinkage of the filament in S3 was 0.2%.
Further, the weight ratio of the components of the anti-slip agent is as follows:
100 parts of chlorosulfonated polyethylene; 2 parts of chlorinated polypropylene; modified rosin resin: 25 parts of (1); plasticizer: 10 parts of (A); filling: 30 parts of (1); antioxidant: 0.05 part; solvent: 180 parts.
Further, the filler is a mixture of calcium carbonate and antimony dioxide, and the mixing ratio of the calcium carbonate to the antimony dioxide is 20: 1.
further, the antioxidant is BHT.
Further, the solvent is a mixture of xylene and cycloethanone, and the mixing ratio of the xylene to the cycloethanone is 1: 2.
example 2:
the formula of the anti-skid plastic woven bag comprises the following components in percentage by mass:
PP polypropylene: 82%;
phenolic resin: 5 percent;
calcium carbonate as filler: 6 percent;
PP powder preparation: 5 percent;
molybdenum disulfide: 2 percent.
A preparation method of an anti-slip plastic woven bag comprises the following steps:
s1: mixing raw materials, weighing PP polypropylene, phenolic resin, filler calcium carbonate, PP powder and molybdenum disulfide according to the proportion in the formula, putting the weighed PP polypropylene, phenolic resin, filler calcium carbonate, PP powder and molybdenum disulfide into a drying stirrer for drying and stirring and mixing;
s2: drawing and forming, namely putting the mixed raw material of S1 into a drawing machine for drawing and forming;
s3: cooling and shrinking, namely putting the wire formed by drawing S2 into cold water at 23 ℃ for shrinkage and shaping;
s4, weaving, namely weaving the silk threads cooled and shrunk in the S3 into woven bags by a circular weaving machine;
and S5, coating an anti-slip agent on the surface of the woven bag woven and molded in the S4 mode through a roller feeding type printer.
Further, the shrinkage of the filament in S3 was 0.2%.
Further, the weight ratio of the components of the anti-slip agent is as follows:
100 parts of chlorosulfonated polyethylene; 2 parts of chlorinated polypropylene; modified rosin resin: 25 parts of (1); plasticizer: 10 parts of (A); filling: 30 parts of (1); antioxidant: 0.05 part; solvent: 180 parts.
Further, the filler is a mixture of calcium carbonate and antimony dioxide, and the mixing ratio of the calcium carbonate to the antimony dioxide is 20: 1.
further, the antioxidant is BHT.
Further, the solvent is a mixture of xylene and cycloethanone, and the mixing ratio of the xylene to the cycloethanone is 1: 2.
table 1 is a table comparing the friction properties of comparative examples and examples of the invention:
| static friction/N | Kinetic friction/N | |
| Example 1 | 42.5 | 22.6 |
| Example 2 | 41.8 | 21.8 |
| Example 3 | 40.5 | 19.8 |
| Comparative example | 19.65 | 11.93 |
In table 1, the data of the comparative example is the average value of the woven bags with the anti-slip function in the market.
From the table one above, the stiction of the braided bag in the market is about 19N, and dynamic friction is about 11N, and the stiction of this application is about 40N, and dynamic friction is about 20N, it is obvious to adopt the formula and the method of this application make the braided bag relatively have great promotion with the frictional force of prior art's braided bag after the braided bag, can effectively solve the less problem of prior art's braided bag frictional force, show the antiskid effect when improving the pile-up, avoid putting the potential safety hazard that the in-process caused because the slip package. Compared with the existing process, the formula of the invention has the advantages of more convenient and simpler manufacture and lower cost, so that the finally obtained product has higher advancement, practicability and market competitiveness.
The skilled person should understand that: although the invention has been described in terms of the above specific embodiments, the inventive concept is not limited thereto and any modification applying the inventive concept is intended to be included within the scope of the patent claims.
Claims (8)
1. The formula of the anti-skid plastic woven bag is characterized in that: the composite material consists of the following components in percentage by mass:
PP polypropylene: 78-82%;
phenolic resin: 5 to 8 percent;
calcium carbonate as filler: 6 to 8 percent;
PP powder preparation: 4 to 6 percent;
molybdenum disulfide: 1 to 2 percent.
2. The formula of the anti-slip plastic woven bag according to claim 1, wherein: the PP polypropylene accounts for 80% by mass; the mass percent of the phenolic resin is 7 percent; the mass percentage of the filler calcium carbonate is 7 percent; PP powder preparation: 5 percent; molybdenum disulfide: 1 percent.
3. A preparation method of an anti-skid plastic woven bag is characterized by comprising the following steps: the preparation method comprises the following steps:
s1: mixing raw materials, weighing PP polypropylene, phenolic resin, filler calcium carbonate, PP powder and molybdenum disulfide according to the proportion in the formula, putting the weighed PP polypropylene, phenolic resin, filler calcium carbonate, PP powder and molybdenum disulfide into a drying stirrer for drying and stirring and mixing;
s2: drawing and forming, namely putting the mixed raw material of S1 into a drawing machine for drawing and forming;
s3: cooling and shrinking, namely putting the wire formed by drawing S2 into cold water at the temperature of 20-25 ℃ for shrinkage and shaping;
s4, weaving, namely weaving the silk threads cooled and shrunk in the S3 into woven bags by a circular weaving machine;
and S5, coating an anti-slip agent on the surface of the woven bag woven and molded in the S4 mode through a roller feeding type printer.
4. The method for preparing the antiskid plastic woven bag according to claim 3, wherein the method comprises the following steps: the shrinkage of the yarn in S3 was 0.2%.
5. The method for preparing the antiskid plastic woven bag according to claim 3 or 4, wherein: the anti-slip agent comprises the following components in parts by weight:
100 parts of chlorosulfonated polyethylene; 2-5 parts of chlorinated polypropylene; modified rosin resin: 25-28 parts; plasticizer: 10-15 parts; filling: 30-34 parts; antioxidant: 0.05-0.1 part; solvent: 180 parts.
6. The preparation method of the antiskid plastic woven bag according to claim 5, wherein: the filler is a mixture of calcium carbonate and antimony dioxide, and the mixing ratio of the calcium carbonate to the antimony dioxide is 20: 1.
7. the preparation method of the antiskid plastic woven bag according to claim 5, wherein: the antioxidant is BHT.
8. The preparation method of the antiskid plastic woven bag according to claim 5, wherein: the solvent is a mixture of xylene and cycloethanone, and the mixing ratio of the xylene to the cycloethanone is 1: 2.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110768638.XA CN113402812A (en) | 2021-07-07 | 2021-07-07 | Formula and preparation method of anti-slip plastic woven bag |
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|---|---|---|---|
| CN202110768638.XA CN113402812A (en) | 2021-07-07 | 2021-07-07 | Formula and preparation method of anti-slip plastic woven bag |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105924749A (en) * | 2016-06-27 | 2016-09-07 | 安庆石油化工总厂联盟化工厂 | High-toughness and anti-slipping woven bag material |
| CN106009276A (en) * | 2016-06-27 | 2016-10-12 | 安庆石油化工总厂联盟化工厂 | Anti-ultraviolet woven bag material |
| CN108929455A (en) * | 2018-07-26 | 2018-12-04 | 枣阳市华星纺织有限公司 | A kind of manufacturing method of wear-resisting antiskid Polywoven Bag |
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- 2021-07-07 CN CN202110768638.XA patent/CN113402812A/en active Pending
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Application publication date: 20210917 |