CN106543660B - A kind of injection molding zipper chain tooth and preparation method thereof and injection molding zipper - Google Patents
A kind of injection molding zipper chain tooth and preparation method thereof and injection molding zipper Download PDFInfo
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- CN106543660B CN106543660B CN201611095929.2A CN201611095929A CN106543660B CN 106543660 B CN106543660 B CN 106543660B CN 201611095929 A CN201611095929 A CN 201611095929A CN 106543660 B CN106543660 B CN 106543660B
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- injection molding
- chain tooth
- molding zipper
- zipper chain
- mixture
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B19/00—Slide fasteners
- A44B19/24—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2005/00—Elements of slide fasteners
-
- 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
-
- 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
Abstract
The present invention provides a kind of injection molding zipper chain tooths, are made of the mixture including makrolon, poly terephthalic acid Isosorbide-5-Nitrae cyclohexanedimethanoester ester, modified additive and stabilizer；The modified additive includes one or more in polyamide, polypropylene and polyethylene terephthalate；The stabilizer is polyethylene wax.Compared with prior art, injection molding zipper chain tooth provided by the invention is made of the mixture of specific components, and synergistic effect is realized in each component interaction, obtained injection molding zipper chain tooth while having preferable dry cleaning resistance energy and high temperature resistance.The experimental results showed that injection molding zipper chain tooth provided by the invention carries out hot iron 1 minute at 130 DEG C, do not deform, and after carbon tetrachloride dry-cleaning test, the injection molding zipper chain tooth surface is also without significant change.
Description
Technical field
The present invention relates to Fashion and Accessories technical fields more particularly to a kind of injection molding zipper chain tooth and preparation method thereof and injection molding
Slide fastener.
Background technology
Slide fastener is the component part of dress ornament auxiliary material, is had a wide range of applications in people's everyday general purpose dress ornament.Slide fastener is by chain
The compositions such as tooth, pull head, bottom stopper (former code and rear code) or locking member, wherein chain tooth is key component.General slide fastener has two panels chain
Band respectively has a row chain tooth, two row chain tooths to be intertwined on every chain band；Both sides chain tooth is clamped in pull head, is slided by button loop is drawn
Row, you can the chain tooth of both sides is made to be intermeshed or disengage.
Currently, slide fastener in the prior art is broadly divided into three categories according to the difference of material：Metal zip fastener, nylon zipper
And resin teeth zipper.Wherein, metal slide fastener tooth is to be obtained with copper wire or aluminum steel by arranging the discharge compacting of tooth machine, secured performance
It is poor；And nylon zipper tooth is to wind center line by heated die with PET monofilament to form, although secured better performances,
It is that tooth form plasticity is poor, people are functional for zipper product, cosmetic requirement is also higher and higher, therefore, have preferably comprehensive
The resin teeth zipper for closing performance is more and more by people's extensive concern.
Resin teeth zipper, also known as injection molding zipper, chain tooth are mainly matched colors by dyestuff using polyester plastics and pass through injection molding machine
Device is prepared, and has that fastness is good, heat resistance is strong and more durable, while preparation process is simple.But it is in the prior art
Injection molding zipper chain tooth generally existing dry cleaning resistance can be poor, and traditional improved method for being directly added into resistance to dry cleaning agent is to chain tooth
High temperature resistance has an adverse effect.
Invention content
In view of this, the purpose of the present invention is to provide a kind of injection molding zipper chain tooth and preparation method thereof and injection molding zipper,
Injection molding zipper chain tooth provided by the invention has preferable dry cleaning resistance energy and high temperature resistance simultaneously.
The present invention provides a kind of injection molding zipper chain tooths, by including makrolon, poly terephthalic acid Isosorbide-5-Nitrae-hexamethylene two
The mixture of methanol ester, modified additive and stabilizer is made；
The modified additive includes one or more in polyamide, polypropylene and polyethylene terephthalate；
The stabilizer is polyethylene wax.
Preferably, the average molecular weight of the polyethylene wax is 1500~3000.
Preferably, the mixture includes：
Preferably, the mixture includes：
Preferably, further include in the mixture：
The parts by weight of 0 parts by weight of toner~2.
The present invention also provides a kind of preparation methods of the injection molding zipper chain tooth described in above-mentioned technical proposal, including following step
Suddenly：
A) makrolon, poly terephthalic acid 1,4-CHDM ester, modified additive and stabilizer are mixed,
Obtain mixture；
B) the obtained mixtures of step a) are molded, obtain injection molding zipper chain tooth.
Preferably, the process mixed described in step a) is specially：
After makrolon, poly terephthalic acid 1,4-CHDM ester, modified additive and stabilizer are stirred,
It is vacuum dried again, obtain mixture.
Preferably, the vacuum drying temperature is 100 DEG C~110 DEG C, and the time is 6h~10h.
Preferably, the temperature being molded described in step b) is 250 DEG C~270 DEG C, and pressure is 3MPa~5MPa.
The present invention also provides a kind of injection molding zipper, including chain belt and pull head, the chain tooth on the chain band is above-mentioned technology
The injection molding zipper chain tooth that the preparation method described in injection molding zipper chain tooth or above-mentioned technical proposal described in scheme is prepared.
The present invention provides a kind of injection molding zipper chain tooths, by including makrolon, poly terephthalic acid Isosorbide-5-Nitrae-hexamethylene two
The mixture of methanol ester, modified additive and stabilizer is made；The modified additive includes polyamide, polypropylene and poly- terephthaldehyde
It is one or more in sour glycol ester；The stabilizer is polyethylene wax.Compared with prior art, injection molding provided by the invention
Slide fastener coupling element is made of the mixture of specific components, and synergistic effect, obtained injection molding zipper chain tooth are realized in each component interaction
There is preferable dry cleaning resistance energy and high temperature resistance simultaneously.The experimental results showed that injection molding zipper chain tooth provided by the invention exists
Hot iron is carried out at 130 DEG C 1 minute, do not deformed, and after carbon tetrachloride dry-cleaning test, the injection molding zipper chain tooth
Surface is also without significant change.
Specific implementation mode
Below in conjunction with the embodiment of the present invention, technical scheme of the present invention is clearly and completely described, it is clear that institute
The embodiment of description is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this hair
The range of bright protection.
The present invention provides a kind of injection molding zipper chain tooths, by including makrolon, poly terephthalic acid Isosorbide-5-Nitrae-hexamethylene two
The mixture of methanol ester, modified additive and stabilizer is made；
The modified additive includes one or more in polyamide, polypropylene and polyethylene terephthalate；
The stabilizer is polyethylene wax.
In the present invention, the injection molding zipper chain tooth is by including makrolon, poly terephthalic acid Isosorbide-5-Nitrae-hexamethylene diformazan
The mixture of alcohol ester, modified additive and stabilizer is made.The present invention prepares injection molding zipper chain tooth using the mixture of specific components,
Each component interaction realizes that synergistic effect, obtained injection molding zipper chain tooth have preferably resistance to dry-cleaning simultaneously in the mixture
Performance and high temperature resistance.
In the present invention, the makrolon is the amorphous polymer of colourless glassy state, is to be used in the prior art
The primary raw material of injection molding zipper chain tooth is prepared, the present invention is not particularly limited the source of the makrolon, using this field
The commercial goods of makrolon known to technical staff.In the present invention, it is used to prepare the mixture of injection molding zipper chain tooth
Preferably include the parts by weight of 40 parts by weight of makrolon~60, more preferably 50 parts by weight.
In the present invention, the poly terephthalic acid 1,4-CHDM ester is armorphous copolyester, is had preferable
Transparency and machine-shaping property, the present invention is to the source of the poly terephthalic acid 1,4-CHDM ester without spy
Different limitation, using the commercial goods of poly terephthalic acid 1,4-CHDM ester well known to those skilled in the art.
In the present invention, the mixture for being used to prepare injection molding zipper chain tooth preferably includes poly terephthalic acid 1,4-CHDM ester
The parts by weight of 40 parts by weight~120, the parts by weight of more preferably 50 parts by weight~100.
In the present invention, the modified additive includes one in polyamide, polypropylene and polyethylene terephthalate
Kind is a variety of, preferably polyamide, polypropylene or polyethylene terephthalate.Source of the present invention to the modified additive
It is not particularly limited, using commercial goods well known to those skilled in the art.In a preferred embodiment of the invention,
The modified additive is polyamide -6, i.e. nylon 6.In the present invention, the mixture for being used to prepare injection molding zipper chain tooth preferably wraps
Include the parts by weight of 0.5 parts by weight of modified additive~10, the parts by weight of more preferably 1 parts by weight~7.5.
In the present invention, the stabilizer is polyethylene wax.In the present invention, the average molecular weight of the polyethylene wax is excellent
It is selected as 1500~3000, more preferably 2000~2500.The present invention is not particularly limited the source of the stabilizer, using this
The commercial goods of above-mentioned polyethylene wax known to field technology personnel.In the present invention, it is used to prepare injection molding zipper chain tooth
Mixture preferably include the parts by weight of 0.5 parts by weight of stabilizer~2, the parts by weight of more preferably 1 parts by weight~1.5.
In the present invention, in the mixture preferably further include the parts by weight of 0 parts by weight of toner~2, more preferably 1.5 weight
Part.In the present invention, the effect of the toner is to realize that the otherness and diversity of chain tooth color, the present invention be not special to this
Limitation, such as can be used the commercial goods of black color masterbatch well known to those skilled in the art.
The present invention also provides a kind of preparation methods of the injection molding zipper chain tooth described in above-mentioned technical proposal, including following step
Suddenly：
A) makrolon, poly terephthalic acid 1,4-CHDM ester, modified additive and stabilizer are mixed,
Obtain mixture；
B) the obtained mixtures of step a) are molded, obtain injection molding zipper chain tooth.
The present invention carries out makrolon, poly terephthalic acid 1,4 cyclohexane dimethanol ester, modified additive and stabilizer
Mixing, obtains mixture.In the present invention, the makrolon, poly terephthalic acid 1,4-CHDM ester, modification help
Agent and stabilizer are identical as described in above-mentioned technical proposal, and details are not described herein.In the present invention, the makrolon, poly-
The mass ratio of terephthalic acid (TPA) 1,4 cyclohexane dimethanol ester, modified additive and stabilizer is preferably (40~60)：(40~
120)：(0.5~10)：(0.5~2), more preferably 50：(50~100)：(1~7.5)：(1~1.5).
In the present invention, the process of the mixing is preferably specially：
After makrolon, poly terephthalic acid 1,4-CHDM ester, modified additive and stabilizer are stirred,
It is vacuum dried again, obtain mixture.The present invention first by makrolon, poly terephthalic acid 1,4 cyclohexane dimethanol ester,
Modified additive and stabilizer are stirred.In the present invention, the purpose of the stirring is to make above-mentioned makrolon, poly- terephthaldehyde
Sour 1,4-CHDM ester, modified additive and stabilizer are uniformly mixed, and the present invention is not special to the equipment of the stirring
Limitation, using blender well known to those skilled in the art.
After completing the whipping process, the present invention is by makrolon, the poly terephthalic acid Isosorbide-5-Nitrae-hexamethylene after above-mentioned stirring
Alkane diformazan alcohol ester, modified additive and stabilizer are dried in vacuo, and mixture is obtained.In the present invention, described vacuum drying
Temperature is preferably 100 DEG C~110 DEG C, more preferably 105 DEG C；The vacuum drying time is preferably 6h~10h, more preferably
8h。
After obtaining the mixture, said mixture is molded by the present invention, obtains injection molding zipper chain tooth.The present invention couple
The equipment of the injection molding is not particularly limited, using the injection molding well known to those skilled in the art for being used to prepare injection molding zipper chain tooth
Machine.In the present invention, the temperature of the injection molding is preferably 250 DEG C~270 DEG C, more preferably 260 DEG C；The pressure of the injection molding is excellent
It is selected as 3MPa~5MPa, more preferably 4MPa~4.5MPa.
The present invention also provides a kind of injection molding zipper, including chain belt and pull head, the chain tooth on the chain band is above-mentioned technology
The injection molding zipper chain tooth that the preparation method described in injection molding zipper chain tooth or above-mentioned technical proposal described in scheme is prepared.At this
In invention, it is prepared using the preparation method described in the injection molding zipper chain tooth or above-mentioned technical proposal described in above-mentioned technical proposal
Injection molding zipper chain tooth, be arranged on zipper cloth belt by mode well known to those skilled in the art and obtain chain belt, and wear pull head,
It is molded bottom stopper at chain belt both ends, cut-out both obtains product.
The present invention provides a kind of injection molding zipper chain tooths, by including makrolon, poly terephthalic acid Isosorbide-5-Nitrae-hexamethylene two
The mixture of methanol ester, modified additive and stabilizer is made；The modified additive includes polyamide, polypropylene and poly- terephthaldehyde
It is one or more in sour glycol ester；The stabilizer is polyethylene wax.Compared with prior art, injection molding provided by the invention
Slide fastener coupling element is made of the mixture of specific components, and synergistic effect, obtained injection molding zipper chain tooth are realized in each component interaction
There is preferable dry cleaning resistance energy and high temperature resistance simultaneously.The experimental results showed that injection molding zipper chain tooth provided by the invention exists
Hot iron is carried out at 130 DEG C 1 minute, do not deformed, and after carbon tetrachloride dry-cleaning test, the injection molding zipper chain tooth
Surface is also without significant change.
In order to further illustrate the present invention, it is described in detail below by following embodiment.It is used in following embodiment
Raw material be commercial product.
Embodiment 1
(1) 0.5kg makrolon, 1kg poly terephthalic acid 1,4 cyclohexane dimethanols ester, 0.075kg is poly- to benzene two
Formic acid glycol ester and 0.015kg polyethylene waxes, which are added in blender, to be stirred, and it is dry that vacuum is then carried out at 105 DEG C
Dry 8h, obtains mixture；
(2) said mixture is molded at 260 DEG C, the pressure of injection molding is 4.5MPa, obtains transparent injection molding and draws
Chain chain tooth.
The injection molding zipper chain tooth that the embodiment of the present invention 1 is obtained carries out hot iron 1 minute at 130 DEG C, and product is not sent out
Change shape, test passes；Meanwhile the injection molding zipper chain tooth for obtaining the embodiment of the present invention 1 is dry-cleaned through carbon tetrachloride and is tested, test
30 minutes time, product surface does not have significant change.
Embodiment 2
(1) by 0.5kg makrolon, 0.5kg poly terephthalic acid 1,4 cyclohexane dimethanols ester, 0.01kg polypropylene and
0.01kg polyethylene waxes are added in blender and stir, and vacuum drying 6h is then carried out at 100 DEG C, is mixed
Object；
(2) said mixture is molded at 260 DEG C, the pressure of injection molding is 4.5MPa, obtains transparent injection molding and draws
Chain chain tooth.
The injection molding zipper chain tooth that the embodiment of the present invention 2 is obtained carries out hot iron 1 minute at 130 DEG C, and product is not sent out
Change shape, test passes；Meanwhile the injection molding zipper chain tooth for obtaining the embodiment of the present invention 2 is dry-cleaned through carbon tetrachloride and is tested, test
30 minutes time, product surface does not have significant change.
Embodiment 3
(1) by 0.5kg makrolon, 0.5kg poly terephthalic acid 1,4 cyclohexane dimethanols ester, 6 and of 0.05kg nylon
0.01kg polyethylene waxes are added in blender and stir, and vacuum drying 8h is then carried out at 105 DEG C, is mixed
Object；
(2) said mixture is molded at 260 DEG C, the pressure of injection molding is 4.5MPa, obtains transparent injection molding and draws
Chain chain tooth.
The injection molding zipper chain tooth that the embodiment of the present invention 3 is obtained carries out hot iron 1 minute at 130 DEG C, and product is not sent out
Change shape, test passes；Meanwhile the injection molding zipper chain tooth for obtaining the embodiment of the present invention 3 is dry-cleaned through carbon tetrachloride and is tested, test
30 minutes time, product surface does not have significant change.
Embodiment 4
(1) by 0.5kg makrolon, 0.5kg poly terephthalic acid 1,4 cyclohexane dimethanols ester, 0.05kg nylon 6,
0.01kg polyethylene waxes and 0.015kg black color masterbatch, which are added in blender, to be stirred, and vacuum is then carried out at 105 DEG C
Dry 8h, obtains mixture；
(2) said mixture is molded at 260 DEG C, the pressure of injection molding is 4.5MPa, obtains translucent injection molding
Slide fastener coupling element.
The injection molding zipper chain tooth that the embodiment of the present invention 4 is obtained carries out hot iron 1 minute at 130 DEG C, and product is not sent out
Change shape, test passes；Meanwhile the injection molding zipper chain tooth for obtaining the embodiment of the present invention 4 is dry-cleaned through carbon tetrachloride and is tested, test
30 minutes time, product surface does not have significant change.
Comparative example 1
1kg makrolon is subjected to vacuum drying 8h at 105 DEG C, is then molded at 260 DEG C, the pressure of injection molding
For 4.5MPa, transparent injection molding zipper chain tooth is obtained.
The injection molding zipper chain tooth that comparative example 1 is obtained carries out hot iron 1 minute at 130 DEG C, and product does not deform,
Test passes；Meanwhile the injection molding zipper chain tooth for obtaining comparative example 1 is dry-cleaned through carbon tetrachloride and is tested, 30 minutes testing times, production
It is obviously dissolved on product surface.
Comparative example 2
(1) 0.5kg makrolon, 0.5kg poly terephthalic acid 1,4 cyclohexane dimethanol esters are added in blender and are filled
Divide and stir evenly, vacuum drying 8h is then carried out at 105 DEG C, obtains mixture；
(2) said mixture is molded at 260 DEG C, the pressure of injection molding is 4.5MPa, obtains transparent injection molding and draws
Chain chain tooth.
The injection molding zipper chain tooth that comparative example 2 is obtained carries out hot iron 1 minute at 130 DEG C, and product deforms, and surveys
It tries unqualified；Meanwhile the injection molding zipper chain tooth for obtaining comparative example 2 is dry-cleaned through carbon tetrachloride and is tested, 30 minutes testing times, production
Product surface is partly solubilized.
The above description of the disclosed embodiments, enables those skilled in the art to implement or use the present invention.It is right
A variety of modifications of these embodiments will be apparent to those skilled in the art, and as defined herein one
As principle can realize in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention will
It will not be intended to be limited to the embodiments shown herein, and be to fit to consistent with the principles and novel features disclosed herein
Widest range.
Claims (9)
1. a kind of injection molding zipper chain tooth, by including makrolon, poly terephthalic acid 1,4-CHDM ester, modified additive
It is made with the mixture of stabilizer；
The mixture includes：
The modified additive includes one or more in polyamide, polypropylene and polyethylene terephthalate；
The stabilizer is polyethylene wax.
2. injection molding zipper chain tooth according to claim 1, which is characterized in that the average molecular weight of the polyethylene wax is
1500~3000.
3. injection molding zipper chain tooth according to claim 1, which is characterized in that the mixture includes：
4. according to claims 1 to 3 any one of them injection molding zipper chain tooth, which is characterized in that further include in the mixture：
The parts by weight of 0 parts by weight of toner~2.
5. a kind of preparation method of claims 1 to 3 any one of them injection molding zipper chain tooth, includes the following steps：
A) makrolon, poly terephthalic acid 1,4-CHDM ester, modified additive and stabilizer are mixed, is obtained
Mixture；
B) the obtained mixtures of step a) are molded, obtain injection molding zipper chain tooth.
6. preparation method according to claim 5, which is characterized in that the process mixed described in step a) is specially：
After makrolon, poly terephthalic acid 1,4-CHDM ester, modified additive and stabilizer are stirred, then pass through
Vacuum drying, obtains mixture.
7. preparation method according to claim 6, which is characterized in that the vacuum drying temperature is 100 DEG C~110
DEG C, the time is 6h~10h.
8. preparation method according to claim 5, which is characterized in that the temperature being molded described in step b) be 250 DEG C~
270 DEG C, pressure is 3MPa~5MPa.
9. a kind of injection molding zipper, including chain belt and pull head, the chain tooth on the chain band is Claims 1 to 4 any one of them
The injection molding zipper chain tooth that injection molding zipper chain tooth or claim 5~8 any one of them preparation method are prepared.
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| CN201611095929.2A CN106543660B (en) | 2016-12-02 | 2016-12-02 | A kind of injection molding zipper chain tooth and preparation method thereof and injection molding zipper |
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| CN201611095929.2A CN106543660B (en) | 2016-12-02 | 2016-12-02 | A kind of injection molding zipper chain tooth and preparation method thereof and injection molding zipper |
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| CN108117727A (en) * | 2017-12-19 | 2018-06-05 | 罗洪梅 | A kind of heat-resisting low warpage conduction PC/PCT alloys of high-rigidity high-ductility and preparation method thereof |
| CN108185590A (en) * | 2017-12-20 | 2018-06-22 | 福建晋江浔兴拉链科技有限公司 | The production technology of slide fastener with luminous effect |
| CN109679302B (en) * | 2018-12-19 | 2021-01-12 | 中广核俊尔新材料有限公司 | High-modulus water-washing-resistant PBT zipper material and application thereof |
| CN111808519B (en) * | 2020-07-28 | 2022-01-28 | 浙江伟星实业发展股份有限公司 | Paint suitable for pull head, anti-fouling pull head and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN106543660A (en) | 2017-03-29 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: The invention relates to an injection molded zipper chain tooth, a preparation method and an injection molded zipper Effective date of registration: 20210622 Granted publication date: 20181016 Pledgee: Industrial and Commercial Bank of China Limited Linhai Branch Pledgor: ZHEJIANG WEIXING INDUSTRIAL DEVELOPMAENT Co.,Ltd. Registration number: Y2021330000626 |
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Date of cancellation: 20221107 Granted publication date: 20181016 Pledgee: Industrial and Commercial Bank of China Limited Linhai Branch Pledgor: ZHEJIANG WEIXING INDUSTRIAL DEVELOPMAENT Co.,Ltd. Registration number: Y2021330000626 |