CN105155014A - Anticorrosive polyvinyl alcohol fiber - Google Patents
Anticorrosive polyvinyl alcohol fiber Download PDFInfo
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- CN105155014A CN105155014A CN201510585129.8A CN201510585129A CN105155014A CN 105155014 A CN105155014 A CN 105155014A CN 201510585129 A CN201510585129 A CN 201510585129A CN 105155014 A CN105155014 A CN 105155014A
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- polyvinyl alcohol
- vinal
- alcohol fiber
- phenolic resins
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Abstract
The invention discloses an anticorrosive polyvinyl alcohol fiber. The anticorrosive polyvinyl alcohol fiber is prepared mainly by the following components in part by weight: 50 parts of polyvinyl alcohol fibers, 5 to 15 parts of phenolic resin, 5 to 25 parts of polytetrafluoroethylene, 2 to 8 parts of pentaerythritol, 1 to 7 parts of ammonium dihydrogen phosphate, 2 to 6 parts of decabromodiphenyl ether, 0.1 to 0.9 part of lithium oxide, and 0.1 to 0.5 part of titanium dioxide. Compared with the prior art, the anticorrosive polyvinyl alcohol fiber is simple in process and low in cost, not only has the advantages of the polyvinyl alcohol fibers in the prior art, but also can remarkably improve the corrosion resistance of the polyvinyl alcohol fibers and is excellent in overall performance.
Description
Technical field
The present invention relates to a kind of anti-corrosion polyvinyl alcohol fiber, belong to fibre technology field.
Background technology
The synthetic fiber that vinal obtains for raw material spinning with main polyvinyl alcohol.Phase early 1930s, the first obtained vinal of German Wacker Chemical Co., Ltd.Nineteen thirty-nine, Japanese cherry Tian Yilang, arrow pool are by English, and Korea Li Sheng base is by this fiber formaldehyde treated, and the vinylon of obtained heat-proof water, nineteen fifty builds up industrial production device by Japanese Cangfu artificial silk company (being now Kuraray company).Vinal world wide production in 1984 is 94kt.At the beginning of the sixties, the water-soluble polyvinyl alcohol fibers that Japanese vinylon company and Kuraray company produce is put on market.
At present, vinal of the prior art often all has stronger moisture pick-up properties, but then poor in decay resistance, needs to further investigate further.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides a kind of anti-corrosion polyvinyl alcohol fiber.
Technical scheme: for achieving the above object, the invention provides a kind of anti-corrosion polyvinyl alcohol fiber, its primarily of following weight ratio component made by:
Vinal 50 parts, phenolic resins 5-15 part, polytetrafluoroethylene (PTFE) 5-25 part, pentaerythrite 2-8 part,
Ammonium dihydrogen phosphate (ADP) 1-7 part, decabromodiphenyl oxide 2-6 part, lithia 0.1-0.9 part, titanium dioxide 0.1-0.5 part.
As preferably, described anti-corrosion polyvinyl alcohol fiber primarily of following weight ratio component made by:
Vinal 50 parts, phenolic resins 8-12 part, polytetrafluoroethylene (PTFE) 10-20 part, pentaerythrite 4-6 part,
Ammonium dihydrogen phosphate (ADP) 3-5 part, decabromodiphenyl oxide 3-5 part, lithia 0.3-0.7 part, titanium dioxide 0.2-0.4 part.
Preferred as another kind, described anti-corrosion polyvinyl alcohol fiber primarily of following weight ratio component made by:
Vinal 50 parts, 10 parts, phenolic resins, polytetrafluoroethylene (PTFE) 15 parts, pentaerythrite 5 parts,
Ammonium dihydrogen phosphate (ADP) 4 parts, decabromodiphenyl oxide 4 parts, lithia 0.5 part, titanium dioxide 0.3 part.
Preferred as another kind, the mean molecule quantity of described phenolic resins is 800-1600.
Preferred as another kind, also comprise adhesive, the weight ratio of itself and vinal is (1-5): 50.
Preferred as another kind, the diameter of described vinal is 0.4-0.8mm.
Described anti-corrosion polyvinyl alcohol fiber is mainly made by following steps:
(1) get vinal, phenolic resins and polytetrafluoroethylene (PTFE), heating and melting, obtain just material;
(2) get pentaerythrite and ammonium dihydrogen phosphate (ADP), be ground into fine powder, join in above-mentioned just material, add decabromodiphenyl oxide, stir, obtain middle material;
(3) get lithia and silica, expect to mix, or add adhesive again with above-mentioned centre, continue melting and stir, spinning, to obtain final product.
As preferably, in described step (3), stirring condition is: 300-500r/min stirs 10-20h.
Beneficial effect: compared with prior art, gained anti-corrosion polyvinyl alcohol fiber of the present invention, technique is simple, cost is low, not only have the advantage of vinal in prior art, the most important thing is the decay resistance that can significantly improve vinal, overall performance is excellent.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is further described.
embodiment 1
Prescription:
Vinal 50 parts, 5 parts, phenolic resins, polytetrafluoroethylene (PTFE) 5 parts, pentaerythrite 2 parts,
Ammonium dihydrogen phosphate (ADP) 1 part, decabromodiphenyl oxide 2 parts, lithia 0.1 part, titanium dioxide 0.1 part
1 part, adhesive.
The mean molecule quantity of described phenolic resins is 800.
Preparation method:
(1) get vinal, phenolic resins and polytetrafluoroethylene (PTFE), heating and melting, obtain just material;
(2) get pentaerythrite and ammonium dihydrogen phosphate (ADP), be ground into fine powder, join in above-mentioned just material, add decabromodiphenyl oxide, stir, obtain middle material;
(3) get lithia and silica, expect to mix with above-mentioned centre, then add adhesive, continue melting, 300r/min stirs 10h, and spinning, to obtain final product.
The diameter of gained vinal is 0.4-0.8mm.
embodiment 2
Prescription:
Vinal 50 parts, 15 parts, phenolic resins, polytetrafluoroethylene (PTFE) 25 parts, pentaerythrite 8 parts,
Ammonium dihydrogen phosphate (ADP) 7 parts, decabromodiphenyl oxide 6 parts, lithia 0.9 part, titanium dioxide 0.5 part
5 parts, adhesive.
The mean molecule quantity of described phenolic resins is 1600.
Preparation method:
(1) get vinal, phenolic resins and polytetrafluoroethylene (PTFE), heating and melting, obtain just material;
(2) get pentaerythrite and ammonium dihydrogen phosphate (ADP), be ground into fine powder, join in above-mentioned just material, add decabromodiphenyl oxide, stir, obtain middle material;
(3) get lithia and silica, expect to mix with above-mentioned centre, then add adhesive, continue melting, 500r/min stirs 20h, and spinning, to obtain final product.
The diameter of gained vinal is 0.4-0.8mm.
embodiment 3
Prescription:
Vinal 50 parts, 10 parts, phenolic resins, polytetrafluoroethylene (PTFE) 15 parts, pentaerythrite 5 parts,
Ammonium dihydrogen phosphate (ADP) 4 parts, decabromodiphenyl oxide 4 parts, lithia 0.5 part, titanium dioxide 0.3 part,
3 parts, adhesive.
The mean molecule quantity of described phenolic resins is 1200.
Preparation method:
(1) get vinal, phenolic resins and polytetrafluoroethylene (PTFE), heating and melting, obtain just material;
(2) get pentaerythrite and ammonium dihydrogen phosphate (ADP), be ground into fine powder, join in above-mentioned just material, add decabromodiphenyl oxide, stir, obtain middle material;
(3) get lithia and silica, expect to mix with above-mentioned centre, then add adhesive, continue melting, 400r/min stirs 15h, and spinning, to obtain final product.
The diameter of gained vinal is 0.4-0.8mm.
embodiment 4
Prescription:
Vinal 50 parts, 8 parts, phenolic resins, polytetrafluoroethylene (PTFE) 10 parts, pentaerythrite 4 parts,
Ammonium dihydrogen phosphate (ADP) 3 parts, decabromodiphenyl oxide 3 parts, lithia 0.3 part, titanium dioxide 0.2 part,
1 part, adhesive.
The mean molecule quantity of described phenolic resins is 1000.
Preparation method:
(1) get vinal, phenolic resins and polytetrafluoroethylene (PTFE), heating and melting, obtain just material;
(2) get pentaerythrite and ammonium dihydrogen phosphate (ADP), be ground into fine powder, join in above-mentioned just material, add decabromodiphenyl oxide, stir, obtain middle material;
(3) get lithia and silica, expect to mix with above-mentioned centre, then add adhesive, continue melting, 400r/min stirs 12h, and spinning, to obtain final product.
The diameter of gained vinal is 0.4-0.8mm.
embodiment 5
Prescription:
Vinal 50 parts, 12 parts, phenolic resins, polytetrafluoroethylene (PTFE) 20 parts, pentaerythrite 6 parts,
Ammonium dihydrogen phosphate (ADP) 5 parts, decabromodiphenyl oxide 5 parts, lithia 0.7 part, titanium dioxide 0.4 part,
5 parts, adhesive.
The mean molecule quantity of described phenolic resins is 1400.
Preparation method:
(1) get vinal, phenolic resins and polytetrafluoroethylene (PTFE), heating and melting, obtain just material;
(2) get pentaerythrite and ammonium dihydrogen phosphate (ADP), be ground into fine powder, join in above-mentioned just material, add decabromodiphenyl oxide, stir, obtain middle material;
(3) get lithia and silica, expect to mix with above-mentioned centre, then add adhesive, continue melting, 400r/min stirs 18h, and spinning, to obtain final product.
The diameter of gained vinal is 0.4-0.8mm.
experimental example vinal Performance Detection of the present invention
Acid resistance test be adopt diameter be the fiber of 10 μm in 10wt%HCl solution or 10wt% sodium hydroxide solution, under 96 DEG C of conditions, soak 24 hours, measure its rate of weight loss.
Control group is according to the embodiment of the present invention 3 prescription and preparation method, removes phenolic resins and polytetrafluoroethylene (PTFE), made fiber;
Embodiment 3 groups, embodiment 4 groups and embodiment 5 groups are respectively the embodiment of the present invention 3,4 and 5 gained fiber.
Each group of fiber detects as stated above, the results are shown in Table 1.
The each sewage-treating agent performance test results of table 1
| Group | Acid resistance (mass loss rate %) | Alkali resistance (mass loss rate %) |
| Control group | 9.2 | 8.4 |
| Embodiment 3 groups | 5.5 | 4.8 |
| Embodiment 4 groups | 5.8 | 5.3 |
| Embodiment 5 groups | 6.1 | 4.9 |
Can be obtained by upper table 1 result, gained vinal of the present invention, it is under acidity or alkali condition, and mass loss rate is respectively about 6% and about 5%, and anticorrosion effect is remarkable;
In addition, compared with control group, gained vinal of the present invention, it is under acidity or alkali condition, and mass loss rate all significantly reduces, and shows vinal of the present invention, can improve the decay resistance of fiber further.
Claims (6)
1. an anti-corrosion polyvinyl alcohol fiber, is characterized in that, its primarily of following weight ratio component made by:
Vinal 50 parts, phenolic resins 5-15 part, polytetrafluoroethylene (PTFE) 5-25 part, pentaerythrite 2-8 part,
Ammonium dihydrogen phosphate (ADP) 1-7 part, decabromodiphenyl oxide 2-6 part, lithia 0.1-0.9 part, titanium dioxide 0.1-0.5 part.
2. anti-corrosion polyvinyl alcohol fiber according to claim 1, is characterized in that, its primarily of following weight ratio component made by:
Vinal 50 parts, phenolic resins 8-12 part, polytetrafluoroethylene (PTFE) 10-20 part, pentaerythrite 4-6 part,
Ammonium dihydrogen phosphate (ADP) 3-5 part, decabromodiphenyl oxide 3-5 part, lithia 0.3-0.7 part, titanium dioxide 0.2-0.4 part.
3. anti-corrosion polyvinyl alcohol fiber according to claim 1, is characterized in that, its primarily of following weight ratio component made by:
Vinal 50 parts, 10 parts, phenolic resins, polytetrafluoroethylene (PTFE) 15 parts, pentaerythrite 5 parts,
Ammonium dihydrogen phosphate (ADP) 4 parts, decabromodiphenyl oxide 4 parts, lithia 0.5 part, titanium dioxide 0.3 part.
4. anti-corrosion polyvinyl alcohol fiber according to claim 1, is characterized in that, the mean molecule quantity of described phenolic resins is 800-1600.
5. anti-corrosion polyvinyl alcohol fiber according to claim 1, is characterized in that, also comprises adhesive, and the weight ratio of itself and vinal is (1-5): 50.
6. anti-corrosion polyvinyl alcohol fiber according to claim 1, is characterized in that, the diameter of described vinal is 0.4-0.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510585129.8A CN105155014A (en) | 2015-09-15 | 2015-09-15 | Anticorrosive polyvinyl alcohol fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510585129.8A CN105155014A (en) | 2015-09-15 | 2015-09-15 | Anticorrosive polyvinyl alcohol fiber |
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| Publication Number | Publication Date |
|---|---|
| CN105155014A true CN105155014A (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510585129.8A Pending CN105155014A (en) | 2015-09-15 | 2015-09-15 | Anticorrosive polyvinyl alcohol fiber |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101235180A (en) * | 2008-01-14 | 2008-08-06 | 四川大学 | Flame-retardant polyvinyl alcohol material and preparation method thereof |
| CN101607178A (en) * | 2009-06-16 | 2009-12-23 | 天津工业大学 | A kind of preparation method of hollow fiber porous membrane |
| CN102899738A (en) * | 2012-10-09 | 2013-01-30 | 清华大学 | Method for preparing superfine phenolic fibre |
-
2015
- 2015-09-15 CN CN201510585129.8A patent/CN105155014A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101235180A (en) * | 2008-01-14 | 2008-08-06 | 四川大学 | Flame-retardant polyvinyl alcohol material and preparation method thereof |
| CN101607178A (en) * | 2009-06-16 | 2009-12-23 | 天津工业大学 | A kind of preparation method of hollow fiber porous membrane |
| CN102899738A (en) * | 2012-10-09 | 2013-01-30 | 清华大学 | Method for preparing superfine phenolic fibre |
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Application publication date: 20151216 |