CN111849150A - Nylon self-lubricating zipper and preparation method thereof - Google Patents
Nylon self-lubricating zipper and preparation method thereof Download PDFInfo
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- CN111849150A CN111849150A CN202010448406.1A CN202010448406A CN111849150A CN 111849150 A CN111849150 A CN 111849150A CN 202010448406 A CN202010448406 A CN 202010448406A CN 111849150 A CN111849150 A CN 111849150A
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- lubricating
- nylon
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- zipper
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- 239000004677 Nylon Substances 0.000 title claims abstract description 53
- 229920001778 nylon Polymers 0.000 title claims abstract description 53
- 238000002360 preparation method Methods 0.000 title claims description 12
- 239000002245 particle Substances 0.000 claims abstract description 39
- 239000000843 powder Substances 0.000 claims abstract description 32
- 238000001746 injection moulding Methods 0.000 claims abstract description 23
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 21
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 21
- 239000002994 raw material Substances 0.000 claims abstract description 16
- 239000007822 coupling agent Substances 0.000 claims abstract description 11
- 239000004595 color masterbatch Substances 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 30
- 239000005574 MCPA Substances 0.000 claims description 16
- WHKUVVPPKQRRBV-UHFFFAOYSA-N Trasan Chemical compound CC1=CC(Cl)=CC=C1OCC(O)=O WHKUVVPPKQRRBV-UHFFFAOYSA-N 0.000 claims description 16
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000011812 mixed powder Substances 0.000 claims description 10
- 229910052982 molybdenum disulfide Inorganic materials 0.000 claims description 10
- 239000007800 oxidant agent Substances 0.000 claims description 10
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 229910052582 BN Inorganic materials 0.000 claims description 8
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 8
- 239000006004 Quartz sand Substances 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 238000004513 sizing Methods 0.000 claims description 3
- 238000013329 compounding Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 229920003023 plastic Polymers 0.000 claims 1
- 230000001050 lubricating effect Effects 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 239000010687 lubricating oil Substances 0.000 abstract 1
- 238000005461 lubrication Methods 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 description 6
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 6
- 230000002195 synergetic effect Effects 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000012815 thermoplastic material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000002699 waste material Substances 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
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B19/00—Slide fasteners
- A44B19/24—Details
-
- 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
-
- 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
- C08K3/38—Boron-containing compounds
- C08K2003/382—Boron-containing compounds and nitrogen
- C08K2003/385—Binary compounds of nitrogen with boron
-
- 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
-
- 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
-
- 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
Landscapes
- 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)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a nylon self-lubricating zipper, which comprises a pull head, a chain belt, an upper stop piece and a lower stop piece, wherein the chain belt consists of a base belt and chain teeth fixed on the base belt, and the injection molding raw materials of the chain teeth are as follows according to the mass percentage: 80-85% of nylon particles, 10-15% of self-lubricating filling powder, 0.5-1% of coupling agent, 1-3% of antioxidant and 2-3% of nylon color master batch. Through the mode, the nylon lubricating oil can further improve the lubricating degree of the nylon interface of the chain teeth on the basis of normal-temperature water absorption and lubrication of nylon, reduce the surface friction coefficient of the chain teeth, and can keep the smoothness of the chain teeth without maintenance.
Description
Technical Field
The invention relates to the field of resin zippers, in particular to a nylon self-lubricating zipper and a preparation method thereof.
Background
The zipper is widely applied to clothes, luggage shoes and various packaging products as a bilateral connecting mechanism, generally comprises two zipper belts and a pull head, wherein each zipper belt is provided with a row of zipper teeth fixed on a base belt, the two rows of zipper teeth are clamped by the pull head, and the zipper teeth are kept mutually engaged or disengaged by means of pulling of the pull head. The zipper is made of two materials, namely a metal zipper and a resin zipper, the resin zipper is convenient to mold and easy to dye compared with the metal zipper, the overall cost is low, but the general surface roughness is large, the friction coefficient is high, so that the resin zipper is easy to clamp in a pull head in the use process, in order to improve the smoothness of the zipper, people coat substances such as graphite powder or paraffin wax to improve the smoothness of the zipper, and although the smoothness can be improved by the method, on one hand, manpower is wasted, and on the other hand, clothes around the zipper are easy to pollute.
Disclosure of Invention
The invention mainly solves the technical problem of providing a nylon zipper which has small surface friction coefficient, self-lubricating function and reduced zipper maintenance time.
In order to solve the technical problems, the invention adopts a technical scheme that: the nylon self-lubricating zipper comprises a pull head, a chain belt, an upper stop piece and a lower stop piece, wherein the chain belt consists of a base belt and chain teeth fixed on the base belt, and the injection molding raw materials of the chain teeth are as follows according to the mass percentage:
80-85% of nylon particles
10-15% of self-lubricating filling powder
0.5-1% of coupling agent
1 to 3 percent of antioxidant
2% -3% of nylon color master batch.
In a preferred embodiment of the invention, the nylon particles are mixed particles of PA6 and MCPA, and the addition ratio of PA6 to MCPA is 100: 3 to 8.
In a preferred embodiment of the present invention, the self-lubricating filling powder is composed of nano-molybdenum disulfide powder and nano-graphite powder, and the preparation ratio of the nano-molybdenum disulfide powder to the nano-graphite powder is 3: 2.
in a preferred embodiment of the invention, the self-lubricating filler powder is further added with a mixed powder of boron nitride particles and quartz sand particles premixed in equal proportion, and the addition amount of the mixed powder is 1/15-1/10 of the total amount of the self-lubricating filler powder.
In a preferred embodiment of the present invention, the coupling agent is a silane coupling agent or a titanate coupling agent.
In a preferred embodiment of the present invention, the oxidizing agent is a combination of a hindered phenol oxidizing agent and a phosphite oxidizing agent.
In a preferred embodiment of the present invention, the compounding ratio of the hindered phenol oxidizing agent to the phosphite oxidizing agent is 1: 1.
in order to solve the technical problem, the invention adopts another technical scheme that: the preparation process of the nylon self-lubricating zipper comprises the following steps:
step 1, respectively measuring various raw materials with corresponding weights according to process requirements, and then dividing the raw materials into two groups: nylon particles, color master batches and an antioxidant are taken as a first group, self-lubricating filling powder and a coupling agent are taken as a second group, the two groups are respectively and uniformly mixed in advance, and then the mixed components of the second group are uniformly added into the first group which is continuously mixed until all the components are uniformly mixed;
step 2, adding the mixed material obtained in the step 1 into an injection molding machine, and performing injection molding on the base belt to form a chain belt, and sizing the chain belt;
step 3, collecting a topping material generated in the chain tooth injection molding process, adding the topping material serving as a raw material into an injection molding machine, and then performing injection molding on the upper stop piece and the lower stop piece of the chain belt after the chain belt is sized;
And 4, mounting the pull head to finish the manufacture of the zipper.
In a preferred embodiment of the present invention, the raw material for injection molding of the upper stopper and the lower stopper in step 3 is the gate material generated in step 2.
In a preferred embodiment of the present invention, the slider mounted in step 4 is made of the same material as the fastener elements or a metal material.
The invention has the beneficial effects that: the technical scheme of the invention is that thermoplastic nylon is used as a zipper tooth forming matrix, and a lubricating filling material is added to prepare the nylon zipper with self-lubricating property, on one hand, the lubricating filling powder is added into the nylon formula system in the whole formula system, so that the surface energy of a nylon interface is reduced, the interface hardness of the nylon is improved, and the formed zipper tooth has good wear resistance and lower friction coefficient, on the other hand, the normal-temperature water absorption lubricating property of the nylon is utilized, so that the surface energy is further reduced while the toughness of the zipper tooth is increased, the friction coefficient of the interface is reduced to about 0.14, and the smoothness of the zipper tooth under the condition of not carrying out conventional zipper tooth maintenance is obviously improved.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more readily understand the advantages and features of the present invention, and to clearly and unequivocally define the scope of the present invention.
The embodiment of the invention comprises the following steps:
example 1
80 percent of nylon particles
15 percent of self-lubricating filling powder
1 percent of silane coupling agent
10100.5 percent of antioxidant
1680.5 percent of antioxidant
3 percent of nylon color master batch
The nylon particles are mixed particles of PA6 and MCPA, and the addition ratio of PA6 to MCPA is 100: 3, the purpose of adopting the mixed particles of PA6 and MCPA is that on one hand, the two nylon materials are thermoplastic materials, the sprue material generated in the zipper injection molding process is easy to recycle, and on the other hand, the MCPA can be used for adjusting the interface hardness and the surface coefficient of PA6, so that the whole process is optimal.
The self-lubricating filling powder is composed of nano-grade molybdenum disulfide powder and nano-grade graphite powder, and the preparation ratio of the nano-grade molybdenum disulfide to the nano-grade graphite powder is 3: 2, the two materials have low hardness, good lubricating property and synergistic effect, and the surface energy of the interface is obviously reduced. The self-lubricating filling powder is also added with mixed powder of boron nitride particles and quartz sand particles which are premixed in equal proportion, the addition amount of the mixed powder is 1/15 of the total amount of the self-lubricating filling powder, and the boron nitride particles and the quartz sand are added to ensure that high-hardness particles are uniformly distributed on the surface of the tooth chain, so that fulcrums are formed on an interface, the interface abrasion is reduced, and the service life of the tooth chain is prolonged.
The hindered phenol antioxidant 1010 is a main antioxidant, the phosphite antioxidant 168 is an auxiliary antioxidant, and the hindered phenol antioxidant 1010 and the phosphite antioxidant have good synergistic effect after being compounded in equal proportion, so that the ageing resistance of the material is improved. ,
example 2
85 percent of nylon particles
10 percent of self-lubricating filling powder
Titanate coupling agent 0.5%
Antioxidant 10101%
1681% of antioxidant
2.5 percent of nylon color master batch.
The nylon particles are mixed particles of PA6 and MCPA, and the addition ratio of PA6 to MCPA is 100: 3, the purpose of adopting the mixed particles of PA6 and MCPA is that on one hand, the two nylon materials are thermoplastic materials, the sprue material generated in the zipper injection molding process is easy to recycle, and on the other hand, the MCPA can be used for adjusting the interface hardness and the surface coefficient of PA6, so that the whole process is optimal.
The self-lubricating filling powder is composed of nano-grade molybdenum disulfide powder and nano-grade graphite powder, and the preparation ratio of the nano-grade molybdenum disulfide to the nano-grade graphite powder is 3: 2, the two materials have low hardness, good lubricating property and synergistic effect, and the surface energy of the interface is obviously reduced. The self-lubricating filling powder is also added with mixed powder of boron nitride particles and quartz sand particles which are premixed in equal proportion, the addition amount of the mixed powder is 1/10 of the total amount of the self-lubricating filling powder, and the boron nitride particles and the quartz sand are added to ensure that high-hardness particles are uniformly distributed on the surface of the tooth chain, so that fulcrums are formed on an interface, the interface abrasion is reduced, and the service life of the tooth chain is prolonged.
The hindered phenol antioxidant 1010 is a main antioxidant, the phosphite antioxidant 168 is an auxiliary antioxidant, and the hindered phenol antioxidant 1010 and the phosphite antioxidant have good synergistic effect after being compounded in equal proportion, so that the ageing resistance of the material is improved. ,
example 3
A nylon self-lubricating zipper comprises a pull head, a chain belt, an upper stop piece and a lower stop piece, wherein the chain belt consists of a base belt and chain teeth fixed on the base belt, and the injection molding raw materials of the chain teeth are as follows according to the mass percentage:
82 percent of nylon particles
12.5 percent of self-lubricating filling powder
0.5% of silane coupling agent
10101.5 percent of antioxidant
1681.5 percent of antioxidant
2 percent of nylon color master batch.
The nylon particles are mixed particles of PA6 and MCPA, and the addition ratio of PA6 to MCPA is 20: the purpose of adopting the mixed particles of PA6 and MCPA is that on one hand, the two nylon materials are thermoplastic materials, the sprue material generated in the zipper injection molding process is easy to recycle, and on the other hand, the MCPA can be used for adjusting the interface hardness and the surface coefficient of PA6, so that the whole process is optimal.
The self-lubricating filling powder is composed of nano-grade molybdenum disulfide powder and nano-grade graphite powder, and the preparation ratio of the nano-grade molybdenum disulfide to the nano-grade graphite powder is 3: 2, the two materials have low hardness, good lubricating property and synergistic effect, and the surface energy of the interface is obviously reduced. The self-lubricating filling powder is also added with mixed powder of boron nitride particles and quartz sand particles which are premixed in equal proportion, the addition amount of the mixed powder is 1/12 of the total amount of the self-lubricating filling powder, and the boron nitride particles and the quartz sand are added to ensure that high-hardness particles are uniformly distributed on the surface of the tooth chain, so that fulcrums are formed on an interface, the interface abrasion is reduced, and the service life of the tooth chain is prolonged.
The hindered phenol antioxidant 1010 is a main antioxidant, the phosphite antioxidant 168 is an auxiliary antioxidant, and the hindered phenol antioxidant 1010 and the phosphite antioxidant have good synergistic effect after being compounded in equal proportion, so that the ageing resistance of the material is improved. ,
the preparation process of the nylon self-lubricating zipper comprises the following steps:
step 1, respectively measuring various raw materials with corresponding weights according to process requirements, and then dividing the raw materials into two groups: nylon particles, color master batches and an antioxidant are taken as a first group, self-lubricating filling powder and a coupling agent are taken as a second group, the two groups are respectively and uniformly mixed in advance, and then the mixed components of the second group are uniformly added into the first group which is continuously mixed until all the components are uniformly mixed;
step 2, adding the mixed material obtained in the step 1 into an injection molding machine, and performing injection molding on the base belt to form a chain belt, and sizing the chain belt;
step 3, collecting sprue materials generated in the chain tooth injection molding process, adding the sprue materials into an injection molding machine as raw materials, and then injection molding an upper stop piece and a lower stop piece of the chain belt on the chain belt after the chain belt is sized, so that the overall utilization rate of the raw materials is improved, and material waste is prevented;
and 4, mounting the puller to finish the manufacture of the zipper, wherein the material used by the puller is the same as the material of the zipper teeth or is a metal material, because the surface of the zipper teeth has low friction performance and has abrasion-resistant high-strength particles, and if the surface hardness of the material of the puller is lower, the inner surface of the puller is easily abraded.
The surface friction coefficients of the sample strips of the above examples 1 to 3 were determined as follows:
| serial number | Example 1 | Example 2 | Example 3 |
| The result of the detection | 0.143 | 0.137 | 0.141 |
ps: the spline size was 8cm by 20 cm.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a nylon self-lubricate type zip fastener, nylon self-lubricate type zip fastener includes pull head, chain belt, goes up the piece and ends the piece down, the chain belt comprises the baseband with fix the chain tooth on the baseband, its characterized in that, the chain tooth raw materials of moulding plastics are as follows according to the mass percentage ratio:
80-85% of nylon particles
10-15% of self-lubricating filling powder
0.5-1% of coupling agent
1 to 3 percent of antioxidant
2% -3% of nylon color master batch.
2. The nylon self-lubricating zipper according to claim 1, wherein the nylon particles are mixed particles of PA6 and MCPA, and the addition ratio of PA6 to MCPA is 100: 3 to 8.
3. The nylon self-lubricating zipper according to claim 1, wherein the self-lubricating filling powder is composed of nano-molybdenum disulfide powder and nano-graphite powder, and the preparation ratio of the nano-molybdenum disulfide powder to the nano-graphite powder is 3: 2.
4. The nylon self-lubricating zipper according to claim 3, wherein a mixed powder of boron nitride particles and quartz sand particles premixed in equal proportion is further added to the self-lubricating filler powder, and the addition amount of the mixed powder is 1/15-1/10 of the total amount of the self-lubricating filler powder.
5. The nylon self-lubricating zipper of claim 1, wherein the coupling agent is a silane coupling agent or a titanate coupling agent.
6. The nylon self-lubricating zipper of claim 1, wherein the oxidizing agent is a combination of a hindered phenol oxidizing agent and a phosphite oxidizing agent.
7. The nylon self-lubricating zipper of claim 6, wherein the compounding ratio of the hindered phenol oxidizing agent to the phosphite oxidizing agent is 1: 1.
8. a preparation process of the nylon self-lubricating zipper applicable to any one of claims 1 to 7, wherein the preparation process of the nylon self-lubricating zipper comprises the following steps:
step 1, respectively measuring various raw materials with corresponding weights according to process requirements, and then dividing the raw materials into two groups: nylon particles, color master batches and an antioxidant are taken as a first group, self-lubricating filling powder and a coupling agent are taken as a second group, the two groups are respectively and uniformly mixed in advance, and then the mixed components of the second group are uniformly added into the first group which is continuously mixed until all the components are uniformly mixed;
Step 2, adding the mixed material obtained in the step 1 into an injection molding machine, and performing injection molding on the base belt to form a chain belt, and sizing the chain belt;
step 3, collecting a topping material generated in the chain tooth injection molding process, adding the topping material serving as a raw material into an injection molding machine, and then performing injection molding on the upper stop piece and the lower stop piece of the chain belt after the chain belt is sized;
and 4, mounting the pull head to finish the manufacture of the zipper.
9. The nylon self-lubricating type slide fastener according to claim 1, wherein the raw material for injection molding of the upper and lower stoppers in step 3 is the sprue generated in step 2.
10. The nylon self-lubricating type slide fastener according to claim 8, wherein the slider to be attached in the step 4 is made of the same material as the fastener elements or a metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448406.1A CN111849150A (en) | 2020-05-25 | 2020-05-25 | Nylon self-lubricating zipper and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448406.1A CN111849150A (en) | 2020-05-25 | 2020-05-25 | Nylon self-lubricating zipper and preparation method thereof |
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| Publication Number | Publication Date |
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| CN111849150A true CN111849150A (en) | 2020-10-30 |
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| CN202010448406.1A Pending CN111849150A (en) | 2020-05-25 | 2020-05-25 | Nylon self-lubricating zipper and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0632978A (en) * | 1992-07-13 | 1994-02-08 | Oiles Ind Co Ltd | Polyamide resin composition for sliding member |
| CN2843134Y (en) * | 2005-09-21 | 2006-12-06 | 钟砚宝 | Nylon zipper |
| JP2015129244A (en) * | 2014-01-08 | 2015-07-16 | 旭化成ケミカルズ株式会社 | Slide part |
| CN105419318A (en) * | 2015-12-30 | 2016-03-23 | 湖南南风新材料有限公司 | Wear resistant thermal conductive composite nylon, preparation method thereof, and preparation method of filament of same |
| CN109152453A (en) * | 2016-05-13 | 2019-01-04 | Ykk株式会社 | Zipper Amilan polyamide resin composition, zipper component and the zipper for having it |
-
2020
- 2020-05-25 CN CN202010448406.1A patent/CN111849150A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0632978A (en) * | 1992-07-13 | 1994-02-08 | Oiles Ind Co Ltd | Polyamide resin composition for sliding member |
| CN2843134Y (en) * | 2005-09-21 | 2006-12-06 | 钟砚宝 | Nylon zipper |
| JP2015129244A (en) * | 2014-01-08 | 2015-07-16 | 旭化成ケミカルズ株式会社 | Slide part |
| CN105419318A (en) * | 2015-12-30 | 2016-03-23 | 湖南南风新材料有限公司 | Wear resistant thermal conductive composite nylon, preparation method thereof, and preparation method of filament of same |
| CN109152453A (en) * | 2016-05-13 | 2019-01-04 | Ykk株式会社 | Zipper Amilan polyamide resin composition, zipper component and the zipper for having it |
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