CN101701367A - Uvioresistant poly (1, 2-propylene glycol terephthalate) fibre - Google Patents
Uvioresistant poly (1, 2-propylene glycol terephthalate) fibre Download PDFInfo
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- CN101701367A CN101701367A CN200910152445A CN200910152445A CN101701367A CN 101701367 A CN101701367 A CN 101701367A CN 200910152445 A CN200910152445 A CN 200910152445A CN 200910152445 A CN200910152445 A CN 200910152445A CN 101701367 A CN101701367 A CN 101701367A
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- propylene glycol
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Abstract
The invention relates to an uvioresistant poly (1, 2-propylene glycol terephthalate) fibre. The invention is characterized in that nano modified polyester can be obtained by adding nano silicon oxide and nano titanium oxide in poly (1, 2-propylene glycol terephthalate) and melt spinning is directly carried out on the polyester, so as to obtain the modified fibre.
Description
Technical field
The present invention relates to the fiber production field, particularly a kind of uvioresistant poly terephthalic acid (TPA) 1,2-propylene glycol ester ester fiber.
Background technology
In today of textile technology develop rapidly, tencel miscellaneous progressively is applied in the exploitation of weaving face fabric by domestic textile enterprise, poly terephthalic acid 1, a kind of as in the tencel of 2-propylene glycol ester ester fiber, just be subjected to people's attention, continually develop out novel poly terephthalic acid 1,2-propylene glycol ester ester fiber is applied to numerous areas.Poly terephthalic acid 1, in the 2-propylene glycol ester ester fiber, can be synthetic by chemical technology, industrial prospect is arranged, but poly terephthalic acid 1, the 2-propylene glycol ester fiber also exists the shortcoming of self, and fusing point is low, intensity is little, and the synthetic difficulty of high molecular weight polyesters limits its processing and application.The special surface effect and the small-size effect of some nanoparticle; High strength, high tenacity, favorable conductive and classical screen effect; Can uvioresistant, absorb visible light and infrared ray, anti-aging, antibacterial and deodouring function and adsorption capacity, add a spot of nano material in the chemical fibre spinning process, can produce novel textile material with specific function.
Summary of the invention
In order to satisfy many-sided needs to weaving face fabric, continually develop tencel, utilize novel poly terephthalic acid 1, the 2-propylene glycol ester, by modified method, the research and development tencel enlarges its range of application.
A kind of poly terephthalic acid 1 of ultra-violet radiation resisting, the 2-propylene glycol ester fiber at poly terephthalic acid 1, adds nano silicon and titanium dioxide in the 2-propylene glycol ester, obtain the polyester of nano modification, obtains modified fibre by melt spinning technology.
Contain nanoparticle poly terephthalic acid 1, the preparation of 2-propylene glycol ester, raw material 1,2-propylene glycol and terephthalic acid (TPA), mol ratio 1.10～1.15 will add catalyst, nano modifier (silica and titanium dioxide), stabilizing agent, synergist and fire retardant in synthesizing.Addition is 1, what of 2-propylene glycol molar weight, and catalyst and polymer raw enter esterification together, and nano modifier, stabilizing agent, synergist and fire retardant then add in the poly-stage of final minification.
Catalyst p-methyl benzenesulfonic acid 150 * 10
-6
Catalyst stannous chloride 300 * 10
-6
Nano modifier silica SiO
21～3%
Nano modifier titanium dioxide TiO
21～3%
Stabilizing agent triethyl phosphate 5～8 ‰
Fire retardant Firebrake ZB 5～8 ‰
Synergist sodium antimonate 1～3 ‰
Poly terephthalic acid 1, the synthesis technique of 2-propylene glycol ester ester: the synthetic continous mode polyester production process that adopts, first step esterification is finished through two reaction kettle of the esterification, and polycondensation reaction is finished through prepolymerization reaction still and the poly-reactor of final minification.
| Condition | Esterification I | Esterification II | Precondensation | Final minification is poly- |
| Reaction temperature/℃ | ??150～160 | 160～170 | ??250～260 | ??260～270 |
| Reaction pressure/Pa | ??(1.3～1.5)×10 5 | 60000～70000 | ??2500～3000 | ??50～100 |
| The time of staying/min | ??100～120 | 100～120 | ??60～90 | ??150～180 |
First 265 ℃ of the draft temperatures that spin of nano-modified polyester melt spinning, speed is 1000～2000m/min, the draw ratio 2.5～3.0 of one stretching, 165 ℃ of temperature, heat setting temperature is at 90～100 ℃, the draw ratio 1.15～1.50 that two roads stretch, 125 ℃ of temperature, 70～80 ℃ of the temperature of curling, through HEAT SETTING fiber temperature is reached below 50 ℃ again, cut off, spinning obtains nanometer poly terephthalic acid 1,2-propylene glycol ester fiber specification 1.56～1.65detx * 38mm.
Spinning obtains nano modification poly terephthalic acid 1, and the 2-propylene glycol ester fiber all presents higher reflection characteristic to ultraviolet light and visible light, and the reflectivity of ultraviolet shortwave (200-280nm) is reached 40%～50%; Reflectivity to long wave in the ultraviolet (280-400nm) reaches 50～60%; To the reflectivity of visible light (400nm-800nm) up to more than 55%; Near infrared reflectivity to the 800-1350nm wave band also reaches more than 40%.
Progressive meaning of the present invention is:
Utilize nano silicon and titania modified poly terephthalic acid 1, the 2-propylene glycol ester, the special surface effect and the small-size effect of nanoparticle make nano modification poly terephthalic acid 1, the 2-propylene glycol ester fiber, and have uvioresistant, function such as antibiotic, antistatic.
The specific embodiment
A kind of poly terephthalic acid 1 of ultra-violet radiation resisting, the 2-propylene glycol ester fiber is characterized in that: at poly terephthalic acid 1, add nano silicon and titanium dioxide in the 2-propylene glycol ester, polyester can directly obtain modified fibre by melt spinning technology.
Embodiment
1. catalyst solution configuration, catalyst p-methyl benzenesulfonic acid and stannous chloride add the catalyst batch tank, and the addition of p-methyl benzenesulfonic acid is 1,150 * 10 of 2-propylene glycol amount
-6, the stannous chloride addition is 1,300 * 10 of 2-propylene glycol amount
-6, inject a spot ofly 1, the 2-propylene glycol stirs, heating, make catalyst 100 ℃ 1, dissolve in the 2-propylene glycol, 1 after the dissolving, 2-propylene glycol catalyst solution enters thinning tank, inject remaining 1, the 2-propylene glycol.Stir the content that catalyst is measured in the back, finish the configuration of catalyst solution.
2. slurry configuration joins terephthalic acid (TPA) in the slurry batch tank in 1.14～1.15 ratio according to the alkyd material ratio, injecting catalyst solution, and through mixing form slurry, the slurry that configures is transported in the esterification device.Nano modifier, stabilizing agent, synergist and fire retardant then add in the poly-stage of final minification.
Nano modifier silica SiO
21%
Nano modifier titanium dioxide TiO
23%
Stabilizing agent triethyl phosphate 6 ‰
Fire retardant Firebrake ZB 6 ‰
Synergist sodium antimonate 2 ‰
3. the synthetic employing continous mode polyester production process of polyester fiber, first step esterification is finished through two reaction kettle of the esterification, and polycondensation reaction is finished through prepolymerization reaction still and the poly-reactor of final minification.
| Condition | Esterification I | Esterification II | Precondensation | Final minification is poly- |
| Reaction temperature/℃ | ??150～160 | ??160～170 | ??250～260 | ??260～270 |
| Reaction pressure/Pa | ??1.35×10 5 | ??65000 | ??2700 | ??70 |
| The time of staying/min | ??110 | ??110 | ??80 | ??160 |
4. first 265 ℃ of the draft temperatures that spin of nano-modified polyester melt spinning, speed is 1800m/min, the draw ratio 2.7 of one stretching, 165 ℃ of temperature, heat setting temperature is at 90～100 ℃, the draw ratio 1.45 that two roads stretch, 125 ℃ of temperature, 70～80 ℃ of the temperature of curling, through HEAT SETTING fiber temperature is reached below 50 ℃ again, cut off, spinning obtains nano silicon poly terephthalic acid 1,2-propylene glycol ester ester fiber specification 1.60～1.65detx * 38mm.
5. modified fibre reaches 47% to the reflectivity of ultraviolet shortwave (200-280nm); Reflectivity to long wave in the ultraviolet (280-400nm) reaches 55%; To the reflectivity of visible light (400nm-800nm) up to 57%; Near infrared reflectivity to the 800-1350nm wave band also reaches 49%.
Claims (1)
1. uvioresistant poly terephthalic acid (TPA) 1,2-propylene glycol ester ester fiber is characterized in that:
At first pass through at poly terephthalic acid 1, add nano silicon and titanium dioxide in the 2-propylene glycol ester ester, obtain the polyester of nano modification, raw material 1,2-propylene glycol and terephthalic acid (TPA) mol ratio 1.10～1.15, to add catalyst, nano modifier (silica and titanium dioxide), stabilizing agent, synergist and fire retardant in synthetic, addition is 1, what of 2-propylene glycol molar weight, catalyst and polymer raw enter esterification together, and nano modifier, stabilizing agent, synergist and fire retardant then add in the poly-stage of final minification;
Catalyst p-methyl benzenesulfonic acid 150 * 10
-6
Catalyst stannous chloride 300 * 10
-6
Nano modifier silica SiO
21～3%
Nano modifier titanium dioxide TiO
21～3%
Stabilizing agent triethyl phosphate 5～8 ‰
Fire retardant Firebrake ZB 5～8 ‰
Synergist sodium antimonate 1～3 ‰
Polyester directly obtains modified fibre by melt spinning technology then, the nano-modified polyester melt just spins 265 ℃ of draft temperatures, speed 1000～2000m/min, the draw ratio 2.5～3.0 that stretches together, 160 ℃ of temperature, 90～100 ℃ of heat setting temperatures, the draw ratio 1.15～1.50 that two roads stretch, 125 ℃ of temperature, 70～80 ℃ of the temperature of curling, through HEAT SETTING fiber temperature is reached below 50 ℃ again, cut off spinning specification 1.56～1.65detx * 38mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910152445A CN101701367A (en) | 2009-09-14 | 2009-09-14 | Uvioresistant poly (1, 2-propylene glycol terephthalate) fibre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910152445A CN101701367A (en) | 2009-09-14 | 2009-09-14 | Uvioresistant poly (1, 2-propylene glycol terephthalate) fibre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101701367A true CN101701367A (en) | 2010-05-05 |
Family
ID=42156293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910152445A Pending CN101701367A (en) | 2009-09-14 | 2009-09-14 | Uvioresistant poly (1, 2-propylene glycol terephthalate) fibre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101701367A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102242416A (en) * | 2011-06-17 | 2011-11-16 | 江苏鹰翔化纤股份有限公司 | Nano silicon dioxide modified polyester pre-oriented yarns (POY) |
| CN102888710A (en) * | 2011-07-19 | 2013-01-23 | 南通七小时纺织品科技有限公司 | Prescription of Gaosi (Chinese Name) cotton and preparation process of Gaosi cotton |
| CN103710805A (en) * | 2013-12-18 | 2014-04-09 | 江苏波波熊纺织品有限公司 | Method for preparing polyester fiber |
| CN112281255A (en) * | 2020-11-12 | 2021-01-29 | 浙江贝隆纺织有限公司 | Preparation method of anti-ultraviolet flame-retardant polyester filament yarn |
-
2009
- 2009-09-14 CN CN200910152445A patent/CN101701367A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102242416A (en) * | 2011-06-17 | 2011-11-16 | 江苏鹰翔化纤股份有限公司 | Nano silicon dioxide modified polyester pre-oriented yarns (POY) |
| CN102888710A (en) * | 2011-07-19 | 2013-01-23 | 南通七小时纺织品科技有限公司 | Prescription of Gaosi (Chinese Name) cotton and preparation process of Gaosi cotton |
| CN103710805A (en) * | 2013-12-18 | 2014-04-09 | 江苏波波熊纺织品有限公司 | Method for preparing polyester fiber |
| CN112281255A (en) * | 2020-11-12 | 2021-01-29 | 浙江贝隆纺织有限公司 | Preparation method of anti-ultraviolet flame-retardant polyester filament yarn |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100505 |