CN107022806A - A kind of fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method - Google Patents
A kind of fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method Download PDFInfo
- Publication number
- CN107022806A CN107022806A CN201710214195.3A CN201710214195A CN107022806A CN 107022806 A CN107022806 A CN 107022806A CN 201710214195 A CN201710214195 A CN 201710214195A CN 107022806 A CN107022806 A CN 107022806A
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- Prior art keywords
- fishing
- polyformaldehyde
- calcium carbonate
- nano
- polyoxymethylene
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Classifications
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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
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/94—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of other polycondensation products
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/12—Stretch-spinning methods
-
- 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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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Artificial Filaments (AREA)
Abstract
The present invention relates to staple fibre field, specifically a kind of fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method, described POLYOXYMETHYLENE MONOFILAMENTS is comprised the following raw materials by weight percent：Polyformaldehyde 85 97.8%, nano-calcium carbonate 1 13%, antioxidant 0.1 1%, lubricant 0.1 1%；Preparation method comprises the following steps：(A) polyformaldehyde section compares 1 with nano-calcium carbonate with weight:Granulated after 1 ratio mixing through double screw extruder, master batch is made, residence time of the material in double screw extruder is 3~5 minutes, and temperature is 140~160 DEG C；(B) fishing POLYOXYMETHYLENE MONOFILAMENTS is made through melt spinning, two grades of super drawing techniques after being mixed in proportion with remaining polyformaldehyde section, and antioxidant and lubricant in the master batch section obtained step A.Fishing prepared by the present invention is used for polyformaldehyde trawlnet, polyformaldehyde purse seine, polyformaldehyde rope with POLYOXYMETHYLENE MONOFILAMENTS.
Description
Technical field
It is a kind of fishing POLYOXYMETHYLENE MONOFILAMENTS and its manufacture method specifically the present invention relates to staple fibre field.
Background technology
Fishing achieves huge progress with synthetic fibers in science and technology, has highly dense using most fishing synthetic fibers at present
Spend polyethylene fibre, nylon, polyester fiber, polypropylene fibre etc..Hdpe fiber is due to its excellent fishing performance
With in the fish production at home and abroad of cheap Costco Wholesale using the most universal.With fishery science and technology development, efficiently, low-carbon and
Eco-friendly fishery has higher requirement to the combination property of fishing gear, and original general fibre netting has been difficult to meet existing fishing
The need for industry operation particularization, precision and energy-saving low-carbon.Fishery developed country takes the lead in ultra high strength fiber being applied to fishing gear simultaneously
Remarkable result (such as superhigh molecular weight polyethylene fibers) is obtained, but due to its high production cost, is still difficult in China at present
It is widely applied in fish production.
Polyformaldehyde is a kind of highly crystalline line polymer, and the fiber being made from it has high intensity, good stability of the dimension, resistance to
Chemical attack, it is wear-resisting the advantages of, particularly this excellent feature of good stability of the dimension, i.e. creep-resistant property is traditional polyene
Fibrids are incomparable.Having reported the preparation method of polyformaldehyde fibre at present mainly includes melt spinning and wet spinning,
Wherein melt spinning production cost is low, efficiency high, is the preferred spinning process of the conventional polyformaldehyde fibre of production.Melt spinning is obtained
As-spun fibre carries out multistage high drafting, improves the degree of orientation and crystallinity of polyformaldehyde fibre, then obtains high intensity polyformaldehyde
Fiber.There is the narrow difficult point of process window in polyformaldehyde, can occur after heating melting a certain degree of in terms of melt spinning processing
Degraded, discharges formaldehyde small molecule, with the further raising of temperature, easily occurs interlock type degraded.
The content of the invention
Use poly- it is an object of the invention to provide a kind of fishing for polyformaldehyde trawlnet, polyformaldehyde purse seine, polyformaldehyde rope
Formaldehyde monofilament manufacture method.
The first aspect of the present invention there is provided a kind of fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method, described POLYOXYMETHYLENE MONOFILAMENTS by with
The raw material composition of lower percentage by weight：
Polyformaldehyde 85-97.8%, nano-calcium carbonate 1-13%, antioxidant 0.1-1%, lubricant 0.1-1%.
Described fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method, comprises the following steps：
A, polyformaldehyde section compare 1 with nano-calcium carbonate with weight:1 ratio is made after being mixed through double screw extruder
Grain, is made the polyoxymethylene/nano calcium carbonate master batch that nano-calcium carbonate calcium content is 50%, stop of the material in double screw extruder
Time is 3~5 minutes, and temperature is 140~160 DEG C；
B, the nano-calcium carbonate calcium content for obtaining step A are cut into slices and antioxidant for 50% master batch with remaining polyformaldehyde
Fishing POLYOXYMETHYLENE MONOFILAMENTS is made through melt spinning, two grades of super drawing techniques after being mixed in proportion with lubricant；
Wherein, residence time of the material in double screw extruder is 2~3 minutes during melt spinning, and spinning temperature is 185
~205 DEG C；
Two grades of super drawing techniques are：Total draw ratio is 4.2~9 times, and one-level draw ratio is 3.5~4.5 times, stretching
Temperature is 60~100 DEG C；Secondary drawing multiple is 1.2~2.0 times, and draft temperature is 100~150 DEG C.
It is preferred that, the number-average molecular weight of described polyformaldehyde is 200,000~280,000.Molecular weight is too low or too high can make
Melt spinning process is obtained to be difficult to.
It is preferred that, described nano-calcium carbonate is the nano-calcium carbonate after surface is modified through oleophylic, in the excellent of the present invention
Select in embodiment, described nano-calcium carbonate is selected from the oleophylic nano-sized carbon that Shanghai Hu Jiang titanium white heavy chemicals Co., Ltd produces
Sour calcium, its particle diameter is 20~60nm.
It is preferred that, described antioxidant is phosphite ester kind antioxidant, and described lubricant is hydrocarbon lubricants.
The second aspect of the present invention uses above-mentioned there is provided a kind of fishing POLYOXYMETHYLENE MONOFILAMENTS, described fishing with POLYOXYMETHYLENE MONOFILAMENTS
Preparation method prepare.
The present invention to polyformaldehyde using nano-calcium carbonate due to carrying out activeness and quietness modification, through melt spinning, two grades of high powers
Fishing POLYOXYMETHYLENE MONOFILAMENTS made from drawing process, and with the low advantage of simple to operate, production cost.
Embodiment
The embodiment provided with reference to embodiment the present invention elaborates.
Embodiment 1：Fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method
It is composed of the following components by mass percentage：Polyformaldehyde 98%, nano-calcium carbonate 1%, phosphite ester kind antioxidant
0.5%, hydrocarbon lubricants 0.5%.Preparation method, is carried out according to the following steps：
(1) polyformaldehyde section compares 1 with nano-calcium carbonate with weight:1 ratio is made after being mixed through double screw extruder
Grain, is made the polyoxymethylene/nano calcium carbonate master batch that nano-calcium carbonate calcium content is 50%, stop of the material in double screw extruder
Time is 3~5 minutes, and temperature is 140~160 DEG C；
(2) by master batch section 2%, polyformaldehyde section 97%, phosphite ester kind antioxidant 0.5%, hydrocarbon lubricants 0.5%
Fishing POLYOXYMETHYLENE MONOFILAMENTS is made through melt spinning, two grades of super drawing techniques after mixing in proportion.Melt spinning and two grades of high powers
Drawing process is：Spinning temperature is 185 DEG C, and total draw ratio is 4.2 times, and one-level draw ratio is 3.5 times, and draft temperature is 60
℃；Secondary drawing multiple is 1.2 times, and draft temperature is 100 DEG C.
Embodiment 2：Fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method
It is composed of the following components by mass percentage：Polyformaldehyde 95%, nano-calcium carbonate 4%, phosphite ester kind antioxidant
0.5%, hydrocarbon lubricants 0.5%.Preparation method, is carried out according to the following steps：
(1) polyformaldehyde section compares 1 with nano-calcium carbonate with weight:1 ratio is made after being mixed through double screw extruder
Grain, is made the polyoxymethylene/nano calcium carbonate master batch that nano-calcium carbonate calcium content is 50%, stop of the material in double screw extruder
Time is 3~5 minutes, and temperature is 140~160 DEG C；
(2) by master batch section 8%, polyformaldehyde section 91%, phosphite ester kind antioxidant 0.5%, hydrocarbon lubricants 0.5%
Fishing POLYOXYMETHYLENE MONOFILAMENTS is made through melt spinning, two grades of super drawing techniques after mixing in proportion.Melt spinning and two grades of high powers
Drawing process is：Spinning temperature is 190 DEG C, and total draw ratio is 6 times, and one-level draw ratio is 4.0 times, and draft temperature is 80
℃；Secondary drawing multiple is 1.5 times, and draft temperature is 110 DEG C.
Embodiment 3：Fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method
It is composed of the following components by mass percentage：Polyformaldehyde 92%, nano-calcium carbonate 6%, phosphite ester kind antioxidant
1%, hydrocarbon lubricants 1%.Preparation method, is carried out according to the following steps：
(1) polyformaldehyde section compares 1 with nano-calcium carbonate with weight:1 ratio is made after being mixed through double screw extruder
Grain, is made the polyoxymethylene/nano calcium carbonate master batch that nano-calcium carbonate calcium content is 50%, stop of the material in double screw extruder
Time is 3~5 minutes, and temperature is 140~160 DEG C；
(2) master batch section 12%, polyformaldehyde section 86%, phosphite ester kind antioxidant 1%, hydrocarbon lubricants 1% are pressed
Fishing POLYOXYMETHYLENE MONOFILAMENTS is made through melt spinning, two grades of super drawing techniques after ratio mixing.Melt spinning and two grades of high powers are drawn
Stretching process is：Spinning temperature is 195 DEG C, and total draw ratio is 8 times, and one-level draw ratio is 4.0 times, and draft temperature is 90 DEG C；
Secondary drawing multiple is 2.0 times, and draft temperature is 130 DEG C.
Embodiment 4：Fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method
It is composed of the following components by mass percentage：Polyformaldehyde 90%, nano-calcium carbonate 8%, phosphite ester kind antioxidant
1%, hydrocarbon lubricants 1%.Preparation method, is carried out according to the following steps：
(1) polyformaldehyde section compares 1 with nano-calcium carbonate with weight:1 ratio is made after being mixed through double screw extruder
Grain, is made the polyoxymethylene/nano calcium carbonate master batch that nano-calcium carbonate calcium content is 50%, stop of the material in double screw extruder
Time is 3~5 minutes, and temperature is 140~160 DEG C；
(2) master batch section 16%, polyformaldehyde section 82%, phosphite ester kind antioxidant 1%, hydrocarbon lubricants 1% are pressed
Fishing POLYOXYMETHYLENE MONOFILAMENTS is made through melt spinning, two grades of super drawing techniques after ratio mixing.Melt spinning and two grades of high powers are drawn
Stretching process is：Spinning temperature is 200 DEG C, and total draw ratio is 9 times, and one-level draw ratio is 4.5 times, and draft temperature is 100 DEG C；
Secondary drawing multiple is 2.0 times, and draft temperature is 140 DEG C.
Embodiment 5：Fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method
It is composed of the following components by mass percentage：Polyformaldehyde 85%, nano-calcium carbonate 13%, phosphite ester kind antioxidant
1%, hydrocarbon lubricants 1%.Preparation method, is carried out according to the following steps：
(1) polyformaldehyde section compares 1 with nano-calcium carbonate with weight:1 ratio is made after being mixed through double screw extruder
Grain, is made the polyoxymethylene/nano calcium carbonate master batch that nano-calcium carbonate calcium content is 50%, stop of the material in double screw extruder
Time is 3~5 minutes, and temperature is 140~160 DEG C；
(2) master batch section 26%, polyformaldehyde section 72%, phosphite ester kind antioxidant 1%, hydrocarbon lubricants 1% are pressed
Fishing POLYOXYMETHYLENE MONOFILAMENTS is made through melt spinning, two grades of super drawing techniques after ratio mixing.Melt spinning and two grades of high powers are drawn
Stretching process is：Spinning temperature is 205 DEG C, and total draw ratio is 8 times, and one-level draw ratio is 4.0 times, and draft temperature is 100 DEG C；
Secondary drawing multiple is 2.0 times, and draft temperature is 150 DEG C.
Comparative example 1
Other conditions such as embodiment 5, difference is：It is not added with nano-calcium carbonate.
Comparative example 2
Other conditions such as embodiment 5, difference is：Nano-calcium carbonate is modified without surface through oleophylic.
Comparative example 3
Other conditions such as embodiment 5, difference is：Spinning temperature is 215 DEG C.
Test example
Mechanic property test method is with reference to marine industry standard SC/T 5005-2014《Fishing polyethylene monofilament》, detect number
According to being shown in Table 1：
The embodiment of table 1 and comparative example detection data
Most of condition of comparative example 1,2,3 is all identical with the embodiment 5 that tubercle is best, but the non-plus nano of comparative example 1
Calcium carbonate, it is impossible to toughening effect is played to polyformaldehyde, therefore the knot strength of final monofilament can be influenceed；Comparative example 2, which is added to, to be received
Rice calcium carbonate does not carry out surface oleophylic processing, causes nano-calcium carbonate to reunite in polyformaldehyde matrix, causes final monofilament
Fracture strength and knot strength decline to a great extent；The spinning temperature of comparative example 3 is 215 DEG C, and temperature drift causes polyformaldehyde
A certain degree of thermal degradation, so as to directly affects fracture strength and knot strength.
The preferred embodiment to the invention is illustrated above, but the invention be not limited to it is described
Embodiment, those skilled in the art can also make a variety of equivalent on the premise of without prejudice to the invention spirit
Modification or replacement, these equivalent modifications or replacement are all contained in the application claim limited range.
Claims (7)
1. a kind of fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method, it is characterised in that described POLYOXYMETHYLENE MONOFILAMENTS is by following percentage by weight
Raw material composition：Polyformaldehyde 85-97.8%, nano-calcium carbonate 1-13%, antioxidant 0.1-1%, lubricant 0.1-1%；It is described
Fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method, comprise the following steps：
(A) polyformaldehyde section compares 1 with nano-calcium carbonate with weight:Granulated after 1 ratio mixing through double screw extruder, be made and receive
Rice calcium carbonate content be 50% polyoxymethylene/nano calcium carbonate master batch, residence time of the material in double screw extruder be 3~
5 minutes, temperature was 140~160 DEG C；
(B) the polyoxymethylene/nano calcium carbonate master batch and remaining polyformaldehyde that the nano-calcium carbonate calcium content for obtaining step A is 50%
Section, and antioxidant and lubricant mix in proportion after fishing polyformaldehyde is made through melt spinning, two grades of super drawing techniques
Monofilament；Wherein, during melt spinning residence time of the material in double screw extruder be 2~3 minutes, spinning temperature be 185~
205℃；Two grades of super drawing techniques are：Total draw ratio is 4.2~9 times, and one-level draw ratio is 3.5~4.5 times, stretching temperature
Spend for 60~100 DEG C；Secondary drawing multiple is 1.2~2.0 times, and draft temperature is 100~150 DEG C.
2. fishing according to claim 1 POLYOXYMETHYLENE MONOFILAMENTS preparation method, it is characterised in that described nano-calcium carbonate is
Surface be modified through oleophylic after nano-calcium carbonate.
3. fishing according to claim 2 POLYOXYMETHYLENE MONOFILAMENTS preparation method, it is characterised in that described nano-calcium carbonate grain
Footpath is 20~60nm.
4. fishing according to claim 1 POLYOXYMETHYLENE MONOFILAMENTS preparation method, it is characterised in that the number of described polyformaldehyde is equal
Molecular weight is 200,000~280,000.
5. fishing according to claim 1 POLYOXYMETHYLENE MONOFILAMENTS preparation method, it is characterised in that described antioxidant is phosphorous
Acid esters kind antioxidant, described lubricant is hydrocarbon lubricants.
6. a kind of fishing POLYOXYMETHYLENE MONOFILAMENTS, it is characterised in that described POLYOXYMETHYLENE MONOFILAMENTS by following percentage by weight raw material group
Into：Polyformaldehyde 85-97.8%, nano-calcium carbonate 1-13%, antioxidant 0.1-1%, lubricant 0.1-1%.
7. fishing POLYOXYMETHYLENE MONOFILAMENTS according to claim 6, it is characterised in that described fishing is with POLYOXYMETHYLENE MONOFILAMENTS using such as
Any described preparation methods of claim 1-5 are prepared.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710214195.3A CN107022806B (en) | 2017-04-01 | 2017-04-01 | A kind of fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method |
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| CN201710214195.3A CN107022806B (en) | 2017-04-01 | 2017-04-01 | A kind of fishing POLYOXYMETHYLENE MONOFILAMENTS preparation method |
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| CN107022806B CN107022806B (en) | 2019-05-31 |
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Cited By (4)
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| CN109913960A (en) * | 2019-03-14 | 2019-06-21 | 唐山开滦化工科技有限公司 | A kind of low orientated high preparation method for stretching polyformaldehyde as-spun fibre |
| CN110042498A (en) * | 2019-03-27 | 2019-07-23 | 中国水产科学研究院东海水产研究所 | A kind of POLYOXYMETHYLENE MONOFILAMENTS and preparation method and ecological fence Polyformaldehyde wear-resistant rope |
| CN110129920A (en) * | 2019-03-27 | 2019-08-16 | 中国水产科学研究院东海水产研究所 | The anti-aging polyformaldehyde mesh sheet of anti-aging POLYOXYMETHYLENE MONOFILAMENTS and preparation method and preparation |
| CN110129921A (en) * | 2019-03-27 | 2019-08-16 | 中国水产科学研究院东海水产研究所 | A kind of fishing POLYOXYMETHYLENE MONOFILAMENTS and the preparation method and application thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109913960A (en) * | 2019-03-14 | 2019-06-21 | 唐山开滦化工科技有限公司 | A kind of low orientated high preparation method for stretching polyformaldehyde as-spun fibre |
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| CN110042498A (en) * | 2019-03-27 | 2019-07-23 | 中国水产科学研究院东海水产研究所 | A kind of POLYOXYMETHYLENE MONOFILAMENTS and preparation method and ecological fence Polyformaldehyde wear-resistant rope |
| CN110129920A (en) * | 2019-03-27 | 2019-08-16 | 中国水产科学研究院东海水产研究所 | The anti-aging polyformaldehyde mesh sheet of anti-aging POLYOXYMETHYLENE MONOFILAMENTS and preparation method and preparation |
| CN110129921A (en) * | 2019-03-27 | 2019-08-16 | 中国水产科学研究院东海水产研究所 | A kind of fishing POLYOXYMETHYLENE MONOFILAMENTS and the preparation method and application thereof |
| CN110042498B (en) * | 2019-03-27 | 2022-02-08 | 中国水产科学研究院东海水产研究所 | Polyformaldehyde monofilament, preparation method thereof and polyformaldehyde wear-resistant rope for ecological fence |
| CN110129921B (en) * | 2019-03-27 | 2022-02-08 | 中国水产科学研究院东海水产研究所 | Fishing polyformaldehyde monofilament as well as preparation method and application thereof |
| CN110129920B (en) * | 2019-03-27 | 2022-02-08 | 中国水产科学研究院东海水产研究所 | Anti-aging polyformaldehyde monofilament, preparation method thereof and anti-aging polyformaldehyde mesh prepared by using anti-aging polyformaldehyde monofilament |
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