CN109664638A - A kind of skin-core structure environmental protection macromolecule nib manufacturing process - Google Patents
A kind of skin-core structure environmental protection macromolecule nib manufacturing process Download PDFInfo
- Publication number
- CN109664638A CN109664638A CN201811429838.7A CN201811429838A CN109664638A CN 109664638 A CN109664638 A CN 109664638A CN 201811429838 A CN201811429838 A CN 201811429838A CN 109664638 A CN109664638 A CN 109664638A
- Authority
- CN
- China
- Prior art keywords
- fiber
- core
- skin
- composite
- cortical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K1/00—Nibs; Writing-points
- B43K1/12—Writing-points comprising fibres; Felt pads
Landscapes
- Pens And Brushes (AREA)
Abstract
The present invention relates to a kind of skin-core structure environmental protection macromolecule nib manufacturing process, the first step, sorting selects nylon 6 to be used as Cortical fiber, and nylon66 fiber is as core fibers；Second step, it is compound, Cortical fiber is attached to by core fibers periphery by composite spinning method, forms core-skin composite fiber silk；Third step, Split Down；4th step, trembles silk, and the composite fibre filament high frequency of sub-thread is shaken repeatedly, until each core-skin composite fiber silk shakes to uniform arrangement；5th step, molding, composite fibre filament is heated through thermal formation apparatus, and heating temperature is 220 DEG C ~ 230 DEG C, melts Cortical fiber, the Cortical fiber bonding of each core-skin composite fiber silk, molding to bar；6th step, surface treatment；7th step, cutting, bar is cut into pieces；8th step, grinding.Using the above scheme, the present invention provide it is a kind of optimized for nib manufacture, make nib have the advantages that writing effect it is good, using laborsaving skin-core structure environmental protection macromolecule nib manufacturing process.
Description
Technical field
The present invention relates to system fields, and in particular to a kind of skin-core structure environmental protection macromolecule nib manufacturing process.
Background technique
Pen is the tool in a kind of daily life for writing, and major part of the nib as pen, before being installed on pen
End, for assembling ink, enables ink to write on paper.Traditional nib will be heated impregnation after initial shaping by fiber filament,
Secondary drying simultaneously solidifies, and is reinforced fibre bundle using the stickiness of glue, guarantees that it is indeformable in writing process.So
And this kind of processing method be there are certain drawback, since the organic solvent of sol solution can be heated volatilization, easily causes environmental pollution, and
There is heating for multiple times process in process, mass energy can be consumed, cause energy waste.
To solve the above-mentioned problems, industry scientific research personnel has developed a kind of novel nib, i.e., by core-skin composite fiber silk
Compound composite fibre filament be process, each core-skin composite fiber is made of core fibers and Cortical fiber, passes through heating
Cortical fiber makes its fusing or semi-molten, and fixing layer is formed between core fibers, by the function of the instead preceding glue of Cortical fiber
Fix core fibers.Material selected by this kind of nib is the compound of the ready-made skin-core structure for packing, weaving
Fibre bundle easily occurs disconnected black situation when writing due to not optimizing for written use, reason focus primarily upon with
Lower aspect, 1. due to being applied to packaging, field of textiles, to meet high-intensitive requirement, core-skin thickness is higher than often, generally exists
50/50 ~ 40/60, this results in the transmission ink of the sandwich layer for assembling ink to be hindered since sectional area is too small；2. same multiple
Core-skin composite fiber silk arrangement in condensating fiber tow is more unordered, through-hole after molding also unordered arrangement cause it is out of ink not
Freely, writing effect is influenced；3. water absorption rate is low, leading water time is long；4. the selection of material, the cortex of the composite fibre of skin-core structure
Using polyester material, sandwich layer selects acrylic fibers or terylene, and hydrophily is poor, and hardness is harder, is not suitable for writing.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of manufacture for nib to optimize,
Make nib have the advantages that writing effect it is good, using laborsaving skin-core structure environmental protection macromolecule nib manufacturing process.
To achieve the above object, the present invention provides the following technical scheme that
The first step, sorting select nylon 6 to be used as Cortical fiber, and nylon66 fiber is as core fibers；
Second step, it is compound, Cortical fiber is attached to by core fibers periphery by composite spinning method, forms core-skin composite fiber
The thickness ratio of silk, Cortical fiber and core fibers is 15/85-5/95；
Third step, Split Down choose several core-skin composite fiber silk Split Down and form composite fibre filament；
4th step, trembles silk, and the composite fibre filament high frequency of sub-thread is shaken repeatedly, until each core-skin composite fiber silk shakes to equal
Even arrangement；
5th step, molding, composite fibre filament is heated through thermal formation apparatus, and heating temperature is 170 DEG C ~ 230 DEG C, keeps cortex fine
Dimension fusing, the Cortical fiber bonding of each core-skin composite fiber silk, molding to bar；
6th step, surface treatment, is surface-treated composite fibre filament periphery using hydrophilic based surfactants, forms table
Face hydrophilic layer；
7th step, cutting, bar is cut into pieces, and each section of shape is adapted with the written shape of required processing；
8th step, grinding, carries out grinding shaping to written end.
By using above-mentioned technical proposal, advantage is as follows,
1. it is compound, select composite spinning method as complex method, i.e., by the fiber fluid molten of two kinds of different chemical compositions according to
The composite fibre that different component is made in special proportion spinning head can accurately adjust Cortical fiber using this kind of complex method on demand
With the thickness ratio of core fibers, for nib use characteristic, reduction Cortical fiber and core fibers thickness ratio, adjust to
15/85-5/95, the sectional area for being used in the core fibers of circulation ink greatly promotes, and advanced optimizes stream that is out of ink and writing
Smooth property, while avoiding nib really up to the mark；
2. trembling silk, carry out trembling silk before shaping, keeps each core-skin composite fiber silk of the composite fibre filament of sub-thread uniform
Arrangement, to make composite fibre filament through-hole arrangement after molding more uniformly, which is used for the conveying of auxiliary ink, uniformly
Arrangement locate nib more ink conveying more uniformly, but when being applied to the nib that ink is colored, it is ensured that nib is write
Color everywhere is consistent, and guarantees writing effect；
3. forming, according to the fusing point of nylon 6 and nylon66 fiber, preferably 220 DEG C ~ 230 DEG C are used as forming temperature, can make Cortical fiber
In fritting state when core fibers remain unchanged, and at this temperature nylon 6 have micro mobility, to adjacent core-sheath
Gap between fiber filament carries out micro compensation, has whole structure distribution and appearance after molding, secondary operation is avoided to be brought
Inconvenience, improve production efficiency；
4. being surface-treated, hydrophilic radical is often polar group, such as carboxylic acid, sulfonic acid, sulfuric acid, amino or amido and its salt, hydroxyl, acyl
Amido, ehter bond etc. also can be used as polar hydrophilic group, make bar interface state that significant change occur, and water absorption rate greatly increases, from
And shorten leading water time, advanced optimize fluency that is out of ink and writing；
5. grinding, a small amount of structure will be destroyed while written end shaping, so that ink is stopped in end, avoid holding
Portion's water outlet guarantees body while too fast.
In conclusion skin-core structure environmental protection macromolecule nib manufacturing process of the invention is for written use occasion and makes
With requiring targetedly to optimize, with writing effect is good, uses labour-saving not available for traditional core-skin composite fiber silk
Advantage makes core-skin composite fiber silk formally as a kind of outstanding large-scale production of written material investment.
Further setting, the material of the core fibers are nylon 6, and the material of the Cortical fiber is nylon66 fiber.
As the preferred of fibrous material, nylon 6 is selected to be used as Cortical fiber, nylon66 fiber is as both core fibers, selection
It is combined, because elasticity is good for nylon 6 and nylon66 fiber, when paper and nib contact, writer's hand obtains better dynamics
Feedback, can be improved preferable writing experience, even if long-time write will not feel hand acid, and the fusing point gap of the two compared with
Greatly, it is easy to controlling temperature to reduce the processing request to process equipment when heated, reduces processing cost, is used as skin for nylon 6
Layer fiber, outstanding wearability make it as the protective layer for being also used as core fibers while sticking together effect, avoid core fibers
It is worn, and for nylon66 fiber as core fibers, preferred hydrophily can quickly absorb adequate amount of ink, write
It is supplemented in time in the process, guarantees fluency that is out of ink and writing, the i.e. continuity of person's handwriting；
Further setting, the material of the core fibers are polyester or PP or PE or acrylic fibers, the material of the Cortical fiber
For polyester or PP or PE.
By using above-mentioned technical proposal, current material can be freely combined, and form different complex structure of filament.
Further setting, there are three the thermal formation apparatus of warm area to be heated by tool for the composite fibre filament, according to
Secondary is the preheating zone that temperature is 170 DEG C ~ 175 DEG C, the shaping area that temperature is 220 DEG C ~ 230,210 DEG C ~ 220 DEG C of stable region, heat
Molding machine with respect to the pre-traction device for being placed with traction composite fibre filament before and after composite fibre filament conveying direction respectively and
Rear towing device, the hauling speed of rear towing device are greater than the hauling speed of pre-traction device.
By using above-mentioned technical proposal, first Cortical fiber is preheated by preheating zone, is made on the outside of Cortical fiber and interior
Side temperature uniformly rises, then is entering shaping area, and Cortical fiber outside and inside softening are more synchronous, rapidly will be between sandwich layer
Gap is filled, and filling effect is more uniform, finally enters stable region, makes skin-core structure more using lasting high temperature
Stablize, in addition, the hauling speed of rear towing device is greater than the hauling speed of pre-traction device, the Cortical fiber after making softening is because of speed
Degree difference is collected effect by the uniform of power is collected, and further increases integral strength.
Present invention will be further described below with reference to the accompanying drawings and specific embodiments.
Detailed description of the invention
Fig. 1 is the step schematic diagram of the specific embodiment of the invention；
Fig. 2 is the structural schematic diagram of core-skin composite fiber in the specific embodiment of the invention；
Fig. 3 is the structural schematic diagram of composite fibre filament in the specific embodiment of the invention；
Fig. 4 is the structural schematic diagram of thermal formation apparatus and traction device in the specific embodiment of the invention.
Specific embodiment
As shown in Fig. 1-Fig. 3, the invention discloses a kind of skin-core structure environmental protection macromolecule nib manufacturing process,
The first step, sorting select nylon 6 to be used as Cortical fiber 1, and nylon66 fiber is as core fibers 2；
Second step, it is compound, Cortical fiber 1 is attached to by 2 periphery of core fibers by composite spinning method, forms core-skin composite fiber
Silk 3, the thickness 2a of Cortical fiber 1 and the thickness 2b ratio of core fibers 2 are 15/85-5/95；
Third step, Split Down choose several 3 Split Down of core-skin composite fiber silk and form composite fibre filament 4；
4th step, trembles silk, and 4 high frequency of composite fibre filament of sub-thread is shaken repeatedly, until the vibration of each core-skin composite fiber silk 3 is extremely
Uniformly arrangement；
5th step, molding, composite fibre filament 4 is heated through thermal formation apparatus, and heating temperature is 170 DEG C ~ 230 DEG C, makes cortex
Fiber 1 melts, and the Cortical fiber 1 of each core-skin composite fiber silk 3 bonds, molding to bar；
6th step, surface treatment, is surface-treated 4 periphery of composite fibre filament using hydrophilic based surfactants；
7th step, cutting, bar is cut into pieces, and each section of shape is adapted with the written shape of required processing；
8th step, grinding, carries out grinding shaping to written end.
Above-mentioned steps advantage is as follows, 1. sorting, selects nylon 6 to be used as Cortical fiber 1, nylon66 fiber is as core fibers 2, choosing
It selects the two to be combined, because elasticity is good for nylon 6 and nylon66 fiber, when paper and nib contact, writer's hand obtains more preferable
Dynamics feedback, can be improved preferable writing experience, hand acid, and the fusing point of the two will not be felt long-time is write
Gap is larger, is easy to controlling temperature to reduce the processing request to process equipment when heated, processing cost is reduced, for nylon 6
As Cortical fiber 1, outstanding wearability makes it as the protective layer for being also used as core fibers 2 while sticking together effect, avoids
Core fibers 2 are worn, and for nylon66 fiber as core fibers 2, preferred hydrophily can quickly absorb enough
Ink is supplemented in time in writing process, guarantees fluency that is out of ink and writing, the i.e. continuity of person's handwriting；
2. it is compound, select composite spinning method as complex method, i.e., by the fiber fluid molten of two kinds of different chemical compositions according to
The composite fibre that different component is made in special proportion spinning head can accurately adjust Cortical fiber 1 using this kind of complex method on demand
The thickness ratio of Cortical fiber 1 and core fibers 2, adjustment are reduced for the use characteristic of nib with the thickness ratio of core fibers 2
To 15/85-5/95, the sectional area for being used in the core fibers 2 of circulation ink is greatly promoted, and advanced optimizes out of ink and writes
Fluency, while avoid nib it is really up to the mark；
3. trembling silk, carry out trembling silk before shaping, keeps each core-skin composite fiber silk 3 of the composite fibre filament 4 of sub-thread equal
Even arrangement, so that the through-hole 7 after molding of composite fibre filament 4 be made to arrange more uniformly, the through-hole 5 is defeated for auxiliary ink
Send, the ink conveying that uniform arrangement locates nib more more uniformly, but when being applied to the nib that ink is colored, it is ensured that pen
The color that head writes everywhere is consistent, and guarantees writing effect；
4. forming, according to the fusing point of nylon 6 and nylon66 fiber, preferably 220 DEG C ~ 230 DEG C are used as forming temperature, can make Cortical fiber
1 core fibers 2 when being in the state of fritting remain unchanged, and nylon 6 has micro mobility at this temperature, multiple to adjacent core-skin
Gap between condensating fiber silk 3 carries out micro compensation, has whole structure distribution and appearance after molding, avoids secondary operation institute band
The inconvenience come improves production efficiency；
5. being surface-treated, hydrophilic radical is often polar group, such as carboxylic acid, sulfonic acid, sulfuric acid, amino or amido and its salt, hydroxyl, acyl
Amido, ehter bond etc. also can be used as polar hydrophilic group, make bar interface state that significant change occur, and water absorption rate greatly increases, from
And shorten leading water time, advanced optimize fluency that is out of ink and writing；
6. grinding, a small amount of structure will be destroyed while written end shaping, so that ink is stopped in end, avoid holding
Portion's water outlet guarantees body while too fast.
In conclusion skin-core structure environmental protection macromolecule nib manufacturing process of the invention is for written use occasion and makes
With requiring targetedly to optimize, with writing effect is good, uses labour-saving not available for traditional core-skin composite fiber silk 3
Advantage keeps core-skin composite fiber silk 3 formal as a kind of outstanding large-scale production of written material investment.
The material of core fibers is polyester or PP or PE or acrylic fibers, and the material of Cortical fiber is polyester or PP or PE, existing
Material can be freely combined, and form different complex structure of filament.
As shown in figure 4, composite fibre filament is by tool, there are three the thermal formation apparatus 7 of warm area to be heated, and is followed successively by temperature
The preheating zone 71 that degree is 170 DEG C ~ 175 DEG C, the stable region 73 for 72,210 DEG C ~ 220 DEG C of the shaping area that temperature is 220 DEG C ~ 230, heat
Molding machine is with respect to the pre-traction device 81 for being placed with traction composite fibre filament before and after composite fibre filament conveying direction respectively
And rear towing device 82, the hauling speed of rear towing device is greater than the hauling speed of pre-traction device, first by preheating zone to cortex
Fiber is preheated, and makes on the outside of Cortical fiber and inside temperature uniformly rises, then is entering shaping area, on the outside of Cortical fiber and interior
Side softening is more synchronous, is rapidly filled the gap between sandwich layer, and filling effect is more uniform, finally enters stabilization
Area keeps skin-core structure more stable using lasting high temperature, in addition, the hauling speed of rear towing device is greater than pre-traction device
Hauling speed, make softening after Cortical fiber because speed difference by collect power uniformly collect effect, make integral strength into one
Step improves.
Claims (4)
1. a kind of skin-core structure environmental protection macromolecule nib manufacturing process, it is characterised in that:
The Cortical fiber and core fibers of unlike material are selected in the first step, sorting, and it is fine that the melting temperature of core fibers is higher than cortex
The melting temperature of dimension；
Second step, it is compound, Cortical fiber is attached to by core fibers periphery by composite spinning method, forms core-skin composite fiber
The thickness ratio of silk, Cortical fiber and core fibers is 15/85-5/95；
Third step, Split Down choose several core-skin composite fiber silk Split Down and form composite fibre filament；
4th step, trembles silk, and the composite fibre filament high frequency of sub-thread is shaken repeatedly, until each core-skin composite fiber silk shakes to equal
Even arrangement；
5th step, molding, composite fibre filament is heated through thermal formation apparatus, and heating temperature is 170 DEG C ~ 230 DEG C, keeps cortex fine
Dimension fusing, the Cortical fiber bonding of each core-skin composite fiber silk, molding to bar；
6th step, surface treatment, is surface-treated composite fibre filament periphery using hydrophilic based surfactants；
7th step, cutting, bar is cut into pieces, and each section of shape is adapted with the written shape of required processing；
8th step, grinding, carries out grinding shaping to written end.
2. skin-core structure environmental protection macromolecule nib manufacturing process according to claim 1, it is characterised in that: the sandwich layer
The material of fiber is nylon 6, and the material of the Cortical fiber is nylon66 fiber.
3. skin-core structure environmental protection macromolecule nib manufacturing process according to claim 1, it is characterised in that: the sandwich layer
The material of fiber is polyester or PP or PE or acrylic fibers, and the material of the Cortical fiber is polyester or PP or PE.
4. skin-core structure environmental protection macromolecule nib manufacturing process according to claim 1, it is characterised in that: described is compound
There are three the thermal formation apparatus of warm area to be heated by tool for fibre bundle, is followed successively by the preheating zone that temperature is 170 DEG C ~ 175 DEG C,
The shaping area that temperature is 220 DEG C ~ 230,210 DEG C ~ 220 DEG C of stable region, thermal formation apparatus is with respect to composite fibre filament conveying side
It is placed with the pre-traction device and rear towing device of traction composite fibre filament, the hauling speed of rear towing device respectively forwards, backwards
Greater than the hauling speed of pre-traction device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811429838.7A CN109664638A (en) | 2018-11-28 | 2018-11-28 | A kind of skin-core structure environmental protection macromolecule nib manufacturing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811429838.7A CN109664638A (en) | 2018-11-28 | 2018-11-28 | A kind of skin-core structure environmental protection macromolecule nib manufacturing process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109664638A true CN109664638A (en) | 2019-04-23 |
Family
ID=66143374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811429838.7A Pending CN109664638A (en) | 2018-11-28 | 2018-11-28 | A kind of skin-core structure environmental protection macromolecule nib manufacturing process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109664638A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110920292A (en) * | 2019-12-17 | 2020-03-27 | 湖州盛悦文具有限公司 | Pen head and production process thereof |
| CN114475052A (en) * | 2021-12-24 | 2022-05-13 | 德清县扬烨制笔股份有限公司 | High-strength fiber pen point and preparation method thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1046361A (en) * | 1989-04-04 | 1990-10-24 | 伊斯曼柯达公司 | Fiber that can spontaneously transporting fluids |
| CN1052709A (en) * | 1989-12-21 | 1991-07-03 | 上海前进合成纤维厂 | Pen terylene thread and manufacture method thereof |
| CN1069890A (en) * | 1991-07-23 | 1993-03-17 | 伊斯曼柯达公司 | Fiber that can spontaneously transporting fluids |
| CN1165876A (en) * | 1996-04-08 | 1997-11-26 | 帝人制机株式会社 | Heat treatment appts. of synthetic fibre tows |
| CN101935388A (en) * | 2010-09-16 | 2011-01-05 | 中国人民解放军国防科学技术大学 | Resin composite and application thereof in preparing composite material core |
| CN102176345A (en) * | 2010-12-16 | 2011-09-07 | 北京化工大学 | Hybrid fiber pultruded composite material, and preparation method and molding device thereof |
| CN203901733U (en) * | 2014-06-19 | 2014-10-29 | 南京诺尔泰复合材料设备制造有限公司 | Production line for continuous glass fiber glass reinforcement FRP tiles |
| CN106496802A (en) * | 2015-09-07 | 2017-03-15 | 中国石油天然气股份有限公司 | High-density polyethylene resin for melt-blown composite fiber |
| CN106808837A (en) * | 2016-11-17 | 2017-06-09 | 赫拉迪克（厦门）科技有限公司 | A kind of brush writing skill, preparation method and applications |
| CN106945321A (en) * | 2016-01-06 | 2017-07-14 | 余姚市创辉树脂笔头厂 | A kind of microporous fibre bar preparation method |
-
2018
- 2018-11-28 CN CN201811429838.7A patent/CN109664638A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1046361A (en) * | 1989-04-04 | 1990-10-24 | 伊斯曼柯达公司 | Fiber that can spontaneously transporting fluids |
| CN1052709A (en) * | 1989-12-21 | 1991-07-03 | 上海前进合成纤维厂 | Pen terylene thread and manufacture method thereof |
| CN1069890A (en) * | 1991-07-23 | 1993-03-17 | 伊斯曼柯达公司 | Fiber that can spontaneously transporting fluids |
| CN1165876A (en) * | 1996-04-08 | 1997-11-26 | 帝人制机株式会社 | Heat treatment appts. of synthetic fibre tows |
| CN101935388A (en) * | 2010-09-16 | 2011-01-05 | 中国人民解放军国防科学技术大学 | Resin composite and application thereof in preparing composite material core |
| CN102176345A (en) * | 2010-12-16 | 2011-09-07 | 北京化工大学 | Hybrid fiber pultruded composite material, and preparation method and molding device thereof |
| CN203901733U (en) * | 2014-06-19 | 2014-10-29 | 南京诺尔泰复合材料设备制造有限公司 | Production line for continuous glass fiber glass reinforcement FRP tiles |
| CN106496802A (en) * | 2015-09-07 | 2017-03-15 | 中国石油天然气股份有限公司 | High-density polyethylene resin for melt-blown composite fiber |
| CN106945321A (en) * | 2016-01-06 | 2017-07-14 | 余姚市创辉树脂笔头厂 | A kind of microporous fibre bar preparation method |
| CN106808837A (en) * | 2016-11-17 | 2017-06-09 | 赫拉迪克（厦门）科技有限公司 | A kind of brush writing skill, preparation method and applications |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110920292A (en) * | 2019-12-17 | 2020-03-27 | 湖州盛悦文具有限公司 | Pen head and production process thereof |
| CN114475052A (en) * | 2021-12-24 | 2022-05-13 | 德清县扬烨制笔股份有限公司 | High-strength fiber pen point and preparation method thereof |
| CN114475052B (en) * | 2021-12-24 | 2024-02-02 | 昆山克里斯托国际贸易有限公司 | High-strength fiber pen point |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106149097B (en) | One kind plus the non-twist bicomponent filament yarn of bullet core-skin and its production method, application | |
| CN109664638A (en) | A kind of skin-core structure environmental protection macromolecule nib manufacturing process | |
| CN104894839A (en) | Fiber sizing agent having catalytic function and process for preparing fiber structure by adopting same | |
| CN105639779A (en) | Novel adhesive lining cloth new material and production process thereof | |
| CN108716027A (en) | The preparation method of the compound superbhort fibers of PE-PET, using and rear spinning system | |
| CN203034193U (en) | Integrated draw-texturing machine used for composition of nylon yarn and cotton yarn | |
| CN109664639A (en) | A kind of blended structure environmental protection macromolecule nib manufacturing process | |
| CN114182391A (en) | Elastic sheath-core hollow microporous untwisted composite filament and production method and application thereof | |
| CN106283318A (en) | A kind of marker fiber bar stock manufacture method | |
| CN216947301U (en) | Elastic sheath-core hollow microporous untwisted composite filament | |
| CN110527192A (en) | A kind of long basalt fibre reinforced polypropylene material and preparation method thereof | |
| CN102505556A (en) | Flame-retardant and waterproof glass fiber wet mat | |
| CN104827686A (en) | Plant fiber impregnation device and method | |
| CN104005105A (en) | Low-melting-point polyester filament in skin-core structures | |
| CN108866751A (en) | Autoadhesion fabric for roller shutter without resin binder and preparation method thereof | |
| ES2073926T5 (en) | NEW SHEET OBTAINED BY HUMID PROCEDURE AND ITS APPLICATION. | |
| CN107245229A (en) | A kind of continuous aramid fiber basalt fibre retwist fiber-reinforced thermoplastic resin prepreg tape and preparation method thereof | |
| EP0102711A3 (en) | Process for producing fibre-reinforced polymer compositions | |
| CN108560067A (en) | A kind of preparation process of low melting point nylon fibre | |
| CN102154747B (en) | Processing method of aromatic polysulphone yarn | |
| CN205711202U (en) | A kind of knitting fabric of uvioresistant new material | |
| CN209602670U (en) | Elastomer, fabric, spinneret and filament spinning component | |
| CN216885224U (en) | Novel large-flow nozzle runner structure of 3D printer | |
| CN203653779U (en) | Composite polyester silk system for producing POY and FDY in melt direct spinning mode through stoste | |
| CN205653555U (en) | Safe cowhells lining cloth |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190423 |
|
| RJ01 | Rejection of invention patent application after publication |