CN105820417A - Fishing net high in strength and resistant to corrosion - Google Patents
Fishing net high in strength and resistant to corrosion Download PDFInfo
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- CN105820417A CN105820417A CN201610287601.4A CN201610287601A CN105820417A CN 105820417 A CN105820417 A CN 105820417A CN 201610287601 A CN201610287601 A CN 201610287601A CN 105820417 A CN105820417 A CN 105820417A
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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
- C08L23/06—Polyethene
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
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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
- C08L2203/00—Applications
- C08L2203/12—Applications used for fibers
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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
- 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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a fishing net high in strength and resistant to corrosion. The fishing net is prepared from polymethacrylate, zinc dimethacrylate, HDPE resin, polypropylene, polybutylene terephthalate, high-density polyethylene, a mixture of clay and land plaster, nano aluminium nitride, nano silicon nitride and mixed plasticizer. The HDPE resin is modified and matched with the polymethacrylate, zinc dimethacrylate, polypropylene, polybutylene terephthalate, high-density polyethylene, the mixture of clay and land plaster, nano aluminium nitride, nano silicon nitride, and the prepared fishing net is good in machining performance and mechanical performance, high in strength, good in tenacity, good in corrosion resistance, high in impact resistance, resistant to aging, excellent in anti-ultraviolet property, wide in applicable water area and low in consumption.
Description
Technical field
The present invention relates to fishing gear field, particularly relate to a kind of intensity highly corrosion resistant fishing net.
Background technology
Fishing net is the net of fishing, and it is numb as raw material that men of old uses coarse cloth to add, the method rolled up by bundle makes fishnet.Although this fishing net is perishable, toughness is poor, but its fishing efficiency has been greatly improved.Along with the development of fishery, the object of fishing and hunting is more than fish, and the instrument fished for also grows with each passing hour.Men of old uses coarse cloth to add, and fiber crops are as raw material, the method rolled up by bundle
Make fishnet.Although this fishing net is perishable, toughness is poor, but its fishing efficiency has been greatly improved.Along with the development of fishery, the object of fishing and hunting is more than fish, and the instrument fished for also grows with each passing hour.Modern fishing net mainly uses polyethylene, the raw materials such as nylon are processed, there are longer use cycle, and higher catching rate, but the mechanical property of polyethylene itself is general, hot strength is relatively low, creep resistance is bad, results in the intensity of marine fishing fishing net made, anti-wear performance, toughness are unsuitable at the bottom of Complex Sea and wind and waves environment fishing operation, reduce the service life of fishing gear, not only waste resource, also directly affect catch.
Summary of the invention
It is an object of the invention to provide a kind of intensity highly corrosion resistant fishing net, be achieved through the following technical solutions:
A kind of intensity highly corrosion resistant fishing net, is made up of following component by weight: polymethacrylates 0.7, zinc dimethacrylate 1, HDPE resin 124, polypropylene 0.8, polybutylene terephthalate 4, high density polyethylene (HDPE) 5, clay and Gypsum Fibrosum powder mixture 0.9, nano aluminum nitride 0.6, nano-silicon nitride 0.3, plasticizer 1.3.
Further, described clay is mixed by 4:1 mass ratio with Gypsum Fibrosum powder with clay in Gypsum Fibrosum powder mixture；Described clay with the preparation method of Gypsum Fibrosum powder mixture is: is first mixed with Gypsum Fibrosum powder by clay and is ground, grinding aid is glycerol, after grinding 30 minutes, filters, it is dried, being then added in jet mill pulverize 30 minutes, in jet mill, air consumption is 6m3/min, and air pressure is 0.75MPa, installed power is 48.5KW, then, the clay after jet mill processes is used 525 DEG C of temperature calcination 20 minutes with Gypsum Fibrosum powder mixture,；nullBy to clay and Gypsum Fibrosum powder mixture，First it is ground placing into pulverization process in jet mill，Can allow the more uniform and complete that the two mixes，When clay adds in jet mill together with Gypsum Fibrosum powder，Utilize the high turbulent flow of airflow milling and the Mechanosensitive channels of particles collision generation that clay and landplaster particle are carried out blending surface modification，The mode of 525 DEG C of temperature calcination is used to carry out after-treatment in clay and Gypsum Fibrosum powder mixture again，Clay and Gypsum Fibrosum powder mixture interface affinity can be improved，Improve the compatibility with other fishing net material，Good dispersion，The tensile strength of fishing net can be improved greatly、Elongation at break、Wearability、Resistance to water and non-oxidizability，And make the elastic modelling quantity of fishing net and decay resistance improve，Fishing net decomposition under long ultraviolet can also be prevented，Fishing net Material shrinkage rate can be reduced to 0.28%，Water absorption rate is reduced to 0.03%，And do not interfere with the toughness of fishing net，The effect of fast and stable can be played during to fishing net material wire-drawing shape.
Further, the granularity of described nano aluminum nitride is 62-64nm；Described nano aluminum nitride processes through inorganic agent: is mixed with inorganic agent by nano aluminum nitride, is heated to 72 DEG C, after stirring 40 minutes with 200r/min speed, filters, is dried；Described inorganic agent is made up of following component by weight percentage: 5% stearic acid sodium, 1% isopropanol, 94% deionized water；Treated nano aluminum nitride is significantly improved with the compatibility of HDPE resin, the high and low temperature resistance of fishing net can be greatly improved, improve nano aluminum nitride dispersibility in fishing net makes, the Oxidation of HDPE resin when can reduce fishing net machine-shaping, improve the elongation at break of fishing net, thus improve the comprehensive mechanical property of fishing net, reduce the water absorption rate of fishing net, it is ensured that the quality of fishing net.
Further, described nano-silicon nitride is through pretreatment: after nano-silicon nitride uses rosin soak 5 hours, filters, is dried；In described rosin, Colophonium and ethanol are mixed by 7:100 mass ratio；The granularity of described nano-silicon nitride is 85-88nm；Treated nano-silicon nitride is significantly improved with the compatibility of HDPE resin, it is possible to improve toughness and the uvioresistant decomposability of fishing net of fishing net greatly.
Further, described plasticizer is made up of 34% Polyethylene Glycol, 26% Sorbitol and 40% di-sec-octyl phthalate by weight percentage；By adding plasticizer, the plasticity of fishing net can not only be improved greatly, improve fishing net drawing abillity, moreover it is possible to promote the comprehensive mechanical property of fishing net, it is possible to prevent the crosslinking phenomena occurred after HDPE resin raying in fishing net material.
Further, described HDPE resin processes through HDPE resin Special modifier: is mixed with HDPE resin Special modifier by HDPE resin, is heated to 36.2 DEG C, seals, insulation, uses 1500r/min rotating speed centrifugal treating after 30 minutes, filters, is dried；Described HDPE resin Special modifier is made up of following component by weight: Sodium methacrylate. 4, tea saponin 1, zinc methacrylate 1, isopropanol 3, dimethicone 2, sodium lauroyl sarcosine 4, Coco-Glucoside 3, deionized water 100；High surface energy can greatly be carried by the polyethylene of HDPE resin Special modifier modification, improve surface activity, improve its mechanical property and creep resistance, reduce its thermal degradation.
The preparation method of a kind of intensity highly corrosion resistant fishing net, puts into polymethacrylates, zinc dimethacrylate, HDPE resin, polypropylene by weight in the container of temperature 152-154 DEG C and mixes 40 minutes；When container internal temperature is adjusted to 81-82 DEG C, be sequentially added into the polybutylene terephthalate of corresponding weight portion in container, high density polyethylene (HDPE), clay are stirred with Gypsum Fibrosum powder mixture, after stirring 10 minutes, process 15 minutes with 1500r/min centrifugation, add the nano aluminum nitride of corresponding weight portion, nano-silicon nitride, plasticizer again with 1150r/min speed stirring 28 minutes, finally add extruder to and carry out pelletize, then injection machine injection is used, then spray webbing machine spray webbing is used, finally weave, obtain made fishing net.
nullThe invention has the beneficial effects as follows: HDPE resin of the present invention has carried out modification，And with zinc dimethacrylate、Polypropylene、Polybutylene terephthalate、High density polyethylene (HDPE)、Clay and Gypsum Fibrosum powder mixture、Nano aluminum nitride、Nano-silicon nitride coordinates，The fishing net made is made to have good processing characteristics and mechanical performance，The fishing net intensity made is high，Good toughness，Wearability is good，Strong shock resistance，Aging resistance，Ultraviolet resistance is outstanding，Especially，Tensile strength、Ultraviolet resistance and decay resistance obtain the raising of high degree，Tensile strength is stronger than common HDPE resin fishing net 1.75 times，Other composition of the present invention is coordinated by adding polymethacrylates，The low-temperature flexibility of fishing net can be improved further，The fishing net normal service life that the present invention makes improves 28% than common HDPE resin fishing net，The waters that fishing net of the present invention is suitable for is wide，Consume low.
Detailed description of the invention
A kind of intensity highly corrosion resistant fishing net, is made up of following component by weight: polymethacrylates 0.7, zinc dimethacrylate 1, HDPE resin 124, polypropylene 0.8, polybutylene terephthalate 4, high density polyethylene (HDPE) 5, clay and Gypsum Fibrosum powder mixture 0.9, nano aluminum nitride 0.6, nano-silicon nitride 0.3, plasticizer 1.3.
Further, described clay is mixed by 4:1 mass ratio with Gypsum Fibrosum powder with clay in Gypsum Fibrosum powder mixture；Described clay with the preparation method of Gypsum Fibrosum powder mixture is: is first mixed with Gypsum Fibrosum powder by clay and is ground, grinding aid is glycerol, after grinding 30 minutes, filters, it is dried, being then added in jet mill pulverize 30 minutes, in jet mill, air consumption is 6m3/min, and air pressure is 0.75MPa, installed power is 48.5KW, then, the clay after jet mill processes is used 525 DEG C of temperature calcination 20 minutes with Gypsum Fibrosum powder mixture,；nullBy to clay and Gypsum Fibrosum powder mixture，First it is ground placing into pulverization process in jet mill，Can allow the more uniform and complete that the two mixes，When clay adds in jet mill together with Gypsum Fibrosum powder，Utilize the high turbulent flow of airflow milling and the Mechanosensitive channels of particles collision generation that clay and landplaster particle are carried out blending surface modification，The mode of 525 DEG C of temperature calcination is used to carry out after-treatment in clay and Gypsum Fibrosum powder mixture again，Clay and Gypsum Fibrosum powder mixture interface affinity can be improved，Improve the compatibility with other fishing net material，Good dispersion，The tensile strength of fishing net can be improved greatly、Elongation at break、Wearability、Resistance to water and non-oxidizability，And make the elastic modelling quantity of fishing net and decay resistance improve，Fishing net decomposition under long ultraviolet can also be prevented，Fishing net Material shrinkage rate can be reduced to 0.28%，Water absorption rate is reduced to 0.03%，And do not interfere with the toughness of fishing net，The effect of fast and stable can be played during to fishing net material wire-drawing shape.
Further, the granularity of described nano aluminum nitride is 62-64nm；Described nano aluminum nitride processes through inorganic agent: is mixed with inorganic agent by nano aluminum nitride, is heated to 72 DEG C, after stirring 40 minutes with 200r/min speed, filters, is dried；Described inorganic agent is made up of following component by weight percentage: 5% stearic acid sodium, 1% isopropanol, 94% deionized water；Treated nano aluminum nitride is significantly improved with the compatibility of HDPE resin, the high and low temperature resistance of fishing net can be greatly improved, improve nano aluminum nitride dispersibility in fishing net makes, the Oxidation of HDPE resin when can reduce fishing net machine-shaping, improve the elongation at break of fishing net, thus improve the comprehensive mechanical property of fishing net, it is ensured that the quality of fishing net.
Further, described nano-silicon nitride is through pretreatment: after nano-silicon nitride uses rosin soak 5 hours, filters, is dried；In described rosin, Colophonium and ethanol are mixed by 7:100 mass ratio；The granularity of described nano-silicon nitride is 85-88nm；Treated nano-silicon nitride is significantly improved with the compatibility of HDPE resin, it is possible to improve toughness and the uvioresistant decomposability of fishing net of fishing net greatly.
Further, described plasticizer is made up of 34% Polyethylene Glycol, 26% Sorbitol and 40% di-sec-octyl phthalate by weight percentage；By adding plasticizer, the plasticity of fishing net can not only be improved greatly, improve fishing net drawing abillity, moreover it is possible to promote the comprehensive mechanical property of fishing net, it is possible to prevent the crosslinking phenomena occurred after HDPE resin raying in fishing net material.
Further, described HDPE resin processes through HDPE resin Special modifier: is mixed with HDPE resin Special modifier by HDPE resin, is heated to 36.2 DEG C, seals, insulation, uses 1500r/min rotating speed centrifugal treating after 30 minutes, filters, is dried；Described HDPE resin Special modifier is made up of following component by weight: Sodium methacrylate. 4, tea saponin 1, zinc methacrylate 1, isopropanol 3, dimethicone 2, sodium lauroyl sarcosine 4, Coco-Glucoside 3, deionized water 100；High surface energy can greatly be carried by the polyethylene of HDPE resin Special modifier modification, improve surface activity, improve its mechanical property and creep resistance.
The preparation method of a kind of intensity highly corrosion resistant fishing net, puts into polymethacrylates, zinc dimethacrylate, HDPE resin, polypropylene by weight in the container of temperature 152-154 DEG C and mixes 40 minutes；When container internal temperature is adjusted to 81-82 DEG C, be sequentially added into the polybutylene terephthalate of corresponding weight portion in container, high density polyethylene (HDPE), clay are stirred with Gypsum Fibrosum powder mixture, after stirring 10 minutes, process 15 minutes with 1500r/min centrifugation, add the nano aluminum nitride of corresponding weight portion, nano-silicon nitride, plasticizer again with 1150r/min speed stirring 28 minutes, finally add extruder to and carry out pelletize, then injection machine injection is used, then spray webbing machine spray webbing is used, finally weave, obtain made fishing net.
Claims (7)
1. an intensity highly corrosion resistant fishing net, it is characterized in that, be made up of following component by weight: polymethacrylates 0.7, zinc dimethacrylate 1, HDPE resin 124, polypropylene 0.8, polybutylene terephthalate 4, high density polyethylene (HDPE) 5, clay and Gypsum Fibrosum powder mixture 0.9, nano aluminum nitride 0.6, nano-silicon nitride 0.3, plasticizer 1.3.
A kind of intensity highly corrosion resistant fishing net the most according to claim 1, it is characterised in that described clay is mixed by 4:1 mass ratio with Gypsum Fibrosum powder with clay in Gypsum Fibrosum powder mixture；Described clay with the preparation method of Gypsum Fibrosum powder mixture is: is first mixed with Gypsum Fibrosum powder by clay and is ground, grinding aid is glycerol, after grinding 30 minutes, filters, it is dried, being then added in jet mill pulverize 30 minutes, in jet mill, air consumption is 6m3/min, and air pressure is 0.75MPa, installed power is 48.5KW, then, the clay after jet mill processes is used 525 DEG C of temperature calcination 20 minutes with Gypsum Fibrosum powder mixture,.
A kind of intensity highly corrosion resistant fishing net the most according to claim 1, it is characterised in that the granularity of described nano aluminum nitride is 62-64nm；Described nano aluminum nitride processes through inorganic agent: is mixed with inorganic agent by nano aluminum nitride, is heated to 72 DEG C, after stirring 40 minutes with 200r/min speed, filters, is dried；Described inorganic agent is made up of following component by weight percentage: 5% stearic acid sodium, 1% isopropanol, 94% deionized water.
A kind of intensity highly corrosion resistant fishing net the most according to claim 1, it is characterised in that described nano-silicon nitride is through pretreatment: after nano-silicon nitride uses rosin soak 5 hours, filter, be dried；In described rosin, Colophonium and ethanol are mixed by 7:100 mass ratio；The granularity of described nano-silicon nitride is 85-88nm.
A kind of intensity highly corrosion resistant fishing net the most according to claim 1, it is characterised in that described plasticizer is made up of 34% Polyethylene Glycol, 26% Sorbitol and 40% di-sec-octyl phthalate by weight percentage.
A kind of intensity highly corrosion resistant fishing net the most according to claim 1, it is characterized in that, described HDPE resin processes through HDPE resin Special modifier: mixed with HDPE resin Special modifier by HDPE resin, it is heated to 36.2 DEG C, seal, insulation, use 1500r/min rotating speed centrifugal treating after 30 minutes, filter, be dried；Described HDPE resin Special modifier is made up of following component by weight: Sodium methacrylate. 4, tea saponin 1, zinc methacrylate 1, isopropanol 3, dimethicone 2, sodium lauroyl sarcosine 4, Coco-Glucoside 3, deionized water 100.
7. according to the preparation method of a kind of intensity highly corrosion resistant fishing net described in any one of claim 1-6, it is characterized in that, by weight polymethacrylates, zinc dimethacrylate, HDPE resin, polypropylene are put in the container of temperature 152-154 DEG C and mix 40 minutes；When container internal temperature is adjusted to 81-82 DEG C, be sequentially added into the polybutylene terephthalate of corresponding weight portion in container, high density polyethylene (HDPE), clay are stirred with Gypsum Fibrosum powder mixture, after stirring 10 minutes, process 15 minutes with 1500r/min centrifugation, add the nano aluminum nitride of corresponding weight portion, nano-silicon nitride, plasticizer again with 1150r/min speed stirring 28 minutes, finally add extruder to and carry out pelletize, then injection machine injection is used, then spray webbing machine spray webbing is used, finally weave, obtain made fishing net.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287601.4A CN105820417A (en) | 2016-05-04 | 2016-05-04 | Fishing net high in strength and resistant to corrosion |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610287601.4A CN105820417A (en) | 2016-05-04 | 2016-05-04 | Fishing net high in strength and resistant to corrosion |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108677263A (en) * | 2018-04-11 | 2018-10-19 | 巢湖市瀚海渔具有限公司 | A kind of fishing net with good knotting strength |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251303A (en) * | 2011-05-03 | 2011-11-23 | 鑫海绳网制造有限公司 | Method for preparing trimeric high-strength and high-toughness energy-saving fishing net |
| CN104558793A (en) * | 2014-09-13 | 2015-04-29 | 巢湖市瑞强渔具有限责任公司 | Novel fishing net |
| CN105386156A (en) * | 2015-11-13 | 2016-03-09 | 巢湖市强力渔业有限责任公司 | High-quality fishing net |
-
2016
- 2016-05-04 CN CN201610287601.4A patent/CN105820417A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251303A (en) * | 2011-05-03 | 2011-11-23 | 鑫海绳网制造有限公司 | Method for preparing trimeric high-strength and high-toughness energy-saving fishing net |
| CN104558793A (en) * | 2014-09-13 | 2015-04-29 | 巢湖市瑞强渔具有限责任公司 | Novel fishing net |
| CN105386156A (en) * | 2015-11-13 | 2016-03-09 | 巢湖市强力渔业有限责任公司 | High-quality fishing net |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108677263A (en) * | 2018-04-11 | 2018-10-19 | 巢湖市瀚海渔具有限公司 | A kind of fishing net with good knotting strength |
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Application publication date: 20160803 |
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