CN103788597B - UV color barrier agent and the manufacture craft containing UV color barrier agent PET bottle - Google Patents
UV color barrier agent and the manufacture craft containing UV color barrier agent PET bottle Download PDFInfo
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- CN103788597B CN103788597B CN201410039511.4A CN201410039511A CN103788597B CN 103788597 B CN103788597 B CN 103788597B CN 201410039511 A CN201410039511 A CN 201410039511A CN 103788597 B CN103788597 B CN 103788597B
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Abstract
The invention belongs to plastics arts, be specifically related to a kind of manufacture craft intercepting the UV color barrier agent of ultraviolet and visible ray and the PET bottle containing this UV color barrier agent.This kind of UV color barrier agent, comprises UV light absorber and tinting material, and this UV light absorber and dyestuff enable UV color barrier agent shielding of ultraviolet and be not less than the visible ray of 450nm; The manufacture craft of the PET bottle containing this UV color barrier agent, take to add UV color barrier agent in molten molten normal direction PET raw material when making PET bottle, PET material and UV color barrier agent consisting of by weight percentage: ultraviolet-resistant absorbent 0.01 to 2 parts in PET raw material 97-99 part, UV color barrier agent, tinting material 0.02-2 part.Above-mentioned UV color barrier agent and the PET bottle containing UV color barrier agent can realize the maximum barriering effect to ultraviolet and visible ray.
Description
Technical field
The invention belongs to plastics arts, be specifically related to a kind of PET bottle containing the UV color barrier agent that can intercept ultraviolet and visible ray.
Background technology
Normal red containing temptation in existing beverage, lemon yellow, the compositions such as VITAMIN, these compositions are meeting variable color in sun exposure situation, thus changes outward appearance or local flavor.In order to intercept the destruction of sunlight to drink component, UV light absorber can be added in PET bottle by the existing producer, absorbs the ultraviolet in daylight thus reaches the effect protecting beverage; But existing UV light absorber usually has good iris action to the ultraviolet of below 370nm but then seldom shields the ultraviolet in 370 nanometer-400nm intervals, the visible region of 400 nanometer-700 nanometers does not then shield completely, but from 370 nanometer-400 nanometers, the light of 400 nanometer-700 nanometers also has destruction to beverage.
For solving the problem, publication number is that CN1639279A discloses can the coating composition of ultraviolet radiation-absorbing, it comprises carrier and is dispersed in the pigment in this carrier, the nanoparticle of UV light absorber is comprised with described pigment, make described coating composition can absorb the ultraviolet of the highest 360nm, or comprise the nanoparticle of ultraviolet and visible light absorber, make described coating composition can absorb the visible ray of ultraviolet and the highest 550nm, and described absorption agent comprises inorganic materials.Outside this kind of coating composition can effectively absorb when being attached to vessel surface first and until 55nm visible ray, reduce light on the impact in container, extend the shelf life, but this kind of coating composition is present on container with coating form, need when practical application further coating to be covered on base material, complex process, production cost are high, and the specific position of container that is generally only present in of coating cannot be present in each position of integral container as surface, therefore result of use need further raising.
Summary of the invention
The invention provides and a kind ofly can realize the UV color barrier agent to ultraviolet and the maximum barriering effect of visible ray and the PET bottle containing this UV color barrier agent.
For achieving the above object, a kind of UV color barrier agent provided by the invention, it is characterized in that: comprise UV light absorber and tinting material, described UV light absorber is for can absorb the ultraviolet organism of below 370nm, described tinting material is the dyestuff dissolving in plastics, and this UV light absorber and dyestuff enable UV color barrier agent shielding of ultraviolet and be not less than the visible ray of 450nm.
Further, described tinting material be yellow, orange, green or brown in one or more.
A kind of manufacture craft of the PET bottle containing this UV color barrier agent, take scorification in PET raw material, add UV color barrier agent described in above-mentioned any one when making PET bottle, it is characterized in that: described PET raw material and UV color barrier agent consisting of by weight percentage: PET raw material 97-99, UV color barrier agent middle-ultraviolet lamp absorption agent 0.01 to 2, tinting material 0.02-2.
Further, PET raw material is 98 by weight percentage, and UV light absorber is 0.8, and tinting material is 1.2.
Further, described tinting material is containing yellow.
From the above-mentioned description of this invention, UV color barrier agent provided by the invention, shielding of ultraviolet and the visible ray that is not less than 450nm can realize maximum barriering effect to light; In PET bottle containing UV color barrier agent provided by the invention, the tinting material of UV color barrier agent and UV light absorber exist with molecularity in PET raw material; be distributed in each position of the entirety of PET bottle body completely equably; comprehensively can protect the object in bottle, realize the maximum barriering effect to ultraviolet and visible ray.
Accompanying drawing explanation
Fig. 1 is common PET bottle, the abosrption spectrogram of the PET bottle containing UV light absorber and the PET bottle containing UV color barrier agent.
Fig. 2 is the abosrption spectrogram of beverage.
Fig. 3 is loaded on the abosrption spectrogram in common PET bottle after beverage Exposure to Sunlight.
Fig. 4 is loaded on the abosrption spectrogram in the PET bottle containing UV light absorber after beverage Exposure to Sunlight.
Fig. 5 is loaded on the abosrption spectrogram in the PET bottle containing UV color barrier agent after beverage Exposure to Sunlight.
Fig. 6 be at 15 days at sunshine consequence be loaded on the colour intensity comparison diagram of beverage in each container.
Embodiment
Below by way of embodiment, the invention will be further described.
A kind of UV color barrier agent, it is characterized in that: comprise UV light absorber and tinting material, described UV light absorber is for can absorb the ultraviolet organism of below 370nm, described tinting material is the dyestuff dissolving in plastics, and this UV light absorber and dyestuff enable UV color barrier agent shielding of ultraviolet and be not less than the visible ray of 450nm; Wherein tinting material be yellow, orange, green or brown in one or more, in the present invention, tinting material is containing yellow.
A kind of manufacture craft of the PET bottle containing this UV color barrier agent, in PET raw material, above-mentioned UV color barrier agent is added when making PET bottle, PET raw material and UV color barrier agent consisting of by weight percentage: PET raw material 97-99, UV color barrier agent middle-ultraviolet lamp absorption agent 0.01 to 2, tinting material 0.02-2; The raw material of PET by weight percentage in the present embodiment is 98, and UV light absorber is 0.8, and tinting material is 1.2, and tinting material is yellow.
With reference to shown in Fig. 1, rise gradually according to the PET bottle transmittance after wavelength is 470nm containing UV color barrier agent that above-mentioned technique is made, this kind of PET bottle can absorb the ultraviolet of below 400nm and the visible ray of below 470nm as seen.
Shown in Fig. 6, common PET bottle, the PET bottle containing UV light absorber and the PET bottle containing UV color barrier agent are carried out simultaneous test:
One, object and method
(1) selection of sample sample: the beverage containing lemon yellow.
(2) test method: the beverage containing lemon yellow is put into the PET bottle containing UV color barrier agent, natural light Exposure to Sunlight;
Control group: the beverage containing lemon yellow of equivalent is respectively charged into common PET bottle and contains in the PET bottle of UV light absorber, natural light Exposure to Sunlight;
Test period: 15 days.
(3) physical data, is shown in Fig. 1, Fig. 2.
Visible with reference to Fig. 1, common PET is when wavelength is 310nm, and transmittance rises gradually, has been both that 310-400nm ultraviolet does not almost shield to wavelength;
PET bottle containing UV light absorber is when wavelength is 350nm, transmittance rises gradually, both the PET bottle containing UV light absorber can intercept the ultraviolet of below 350 nanometers, but then seldom shield the ultraviolet between 350 nanometer-400 nanosection, the visible region of 400 nanometer-700 nanometers does not then shield;
PET bottle containing UV color barrier agent is when wavelength is 470nm, and transmittance starts to rise, and the PET bottle both containing UV color barrier agent can stop whole ultraviolets and the visible ray of below 470nm.
Visible with reference to Fig. 2, beverage containing lemon yellow is when wavelength is 325-440nm, beverage transmittance falls gradually, both the absorption of beverage to light having contained lemon yellow when wavelength is 325-440nm is larger, the lemon yellow of light more easily and in beverage reacts, and causes beverage variable color, affects drink flavour.
Two, test-results
(1) PET bottle is on the impact of beverage light absorption ratio, sees Fig. 4, Fig. 5, Fig. 6;
Be loaded on the beverage in common PET bottle, be subject to having the greatest impact of Exposure to Sunlight;
Be loaded on containing the beverage in the PET bottle of UV light absorber, the impact being subject to Exposure to Sunlight is less than the beverage be loaded in common PET bottle;
Be loaded on that to be subject to the impact of Exposure to Sunlight containing the beverage in the PET bottle of UV color barrier agent minimum.
(2) Exposure to Sunlight consequence is loaded on the beverage color intensity contrast in each PET bottle, in table 6.
Before Exposure to Sunlight, the colour intensity of beverage is 0.625;
Being loaded on containing the beverage color intensity in the PET bottle of UV color barrier agent is 0.575;
Being loaded on containing the beverage color intensity in the PET bottle of UV light absorber is 0.45;
The beverage color intensity be loaded in common PET bottle is 0.4.
Three, conclusion
Through paired observation, be loaded on containing the colour intensity of beverage before the beverage color intensity in the PET bottle of Exposure to Sunlight barrier agent and Exposure to Sunlight the most close, both light was minimum to the destruction of beverage in PET bottle body, PET bottle containing Exposure to Sunlight barrier agent is the most obvious to the protection of beverage, its major cause is: UV light absorber and yellow tinting material exist with molecularity in PET bottle body, be distributed on each position completely equably, wherein the ultraviolet of ultraviolet isolating agent to below 370nm absorbs, tinting material makes the yellow of self-assembling formation on PET bottle body first can absorb the light reacted with lemon yellow in natural light, thus UV light absorber and yellow colorants match, make UV color barrier agent effectively can intercept ultraviolet and below 470nm visible ray, beverage in PET bottle body is effectively protected, extend the quality guaranteed period of beverage, color and luster and local flavor.
Above are only a specific embodiment of the present invention, but design concept of the present invention is not limited thereto, all changes utilizing this design the present invention to be carried out to unsubstantiality, all should belong to the behavior of invading scope.
Claims (6)
1. the PET bottle containing UV color barrier agent, PET bottle takes scorification to make, it is characterized in that: UV color barrier agent, comprise UV light absorber and tinting material, described UV light absorber is for can absorb the ultraviolet organism of below 370nm, described tinting material is the dyestuff dissolving in plastics, and this UV light absorber and dyestuff enable UV color barrier agent shielding of ultraviolet and be not less than the visible ray of 450nm;
UV color barrier agent is added, described PET material and UV color barrier agent consisting of by weight percentage: PET raw material 97-99%, UV color barrier agent middle-ultraviolet lamp absorption agent 0.01 to 2%, tinting material 0.02-2% in PET raw material.
2. the PET bottle containing UV color barrier agent according to claim 1, is characterized in that: described tinting material be yellow, orange, green or brown in one or more.
3. the PET bottle containing UV color barrier agent according to claim 1, it is characterized in that: described PET raw material is 98%, UV light absorber is 0.8%, and tinting material is 1.2%.
4. the PET bottle containing UV color barrier agent according to claim 1, it is characterized in that: described PET raw material is 98%, UV light absorber is 1.1%, and tinting material is 0.9%.
5. the PET bottle containing UV color barrier agent according to claim 1, it is characterized in that: described PET raw material is 98%, UV light absorber is 1%, and tinting material is 1%.
6. the PET bottle containing UV color barrier agent according to claim 1, is characterized in that: described tinting material is containing yellow.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410039511.4A CN103788597B (en) | 2014-01-27 | 2014-01-27 | UV color barrier agent and the manufacture craft containing UV color barrier agent PET bottle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410039511.4A CN103788597B (en) | 2014-01-27 | 2014-01-27 | UV color barrier agent and the manufacture craft containing UV color barrier agent PET bottle |
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| Publication Number | Publication Date |
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| CN103788597A CN103788597A (en) | 2014-05-14 |
| CN103788597B true CN103788597B (en) | 2016-01-20 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107589559B (en) * | 2017-10-16 | 2020-05-22 | 姜玉梅 | Anti-blue-light lens, preparation method thereof and glasses |
| CN109699743A (en) * | 2018-12-29 | 2019-05-03 | 内蒙古蒙牛乳业（集团）股份有限公司 | Plain chocolate and preparation method thereof |
| CN111171526A (en) * | 2020-01-08 | 2020-05-19 | 浙江医十生物科技有限公司 | Special transparent bottle for preventing ultraviolet rays of hydrolat and preparation process thereof |
| CN111621159A (en) * | 2020-05-25 | 2020-09-04 | 上海翰晖新材料有限公司 | Ultraviolet absorbent for PET packaging and preparation method of PET plastic packaging |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1537890A (en) * | 2003-04-14 | 2004-10-20 | 南亚塑胶工业股份有限公司 | Polyester composition with low ultraviolet penetrability and polyester container made of said composition |
| CN1639279A (en) * | 2001-04-19 | 2005-07-13 | 联邦科学及工业研究组织 | Coating composition capable of absorbing UV radiation |
| CN101490148A (en) * | 2006-07-10 | 2009-07-22 | 西巴控股有限公司 | Method of protecting organic material from light |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003033584A2 (en) * | 2001-10-12 | 2003-04-24 | Ciba Specialty Chemicals Holding Inc. | A method of producing coloured plastics or coloured polymeric particles |
| EP1532196B1 (en) * | 2002-08-30 | 2011-06-29 | Basf Se | Method of producing coloured plastics or polymeric colour particles |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1639279A (en) * | 2001-04-19 | 2005-07-13 | 联邦科学及工业研究组织 | Coating composition capable of absorbing UV radiation |
| CN1537890A (en) * | 2003-04-14 | 2004-10-20 | 南亚塑胶工业股份有限公司 | Polyester composition with low ultraviolet penetrability and polyester container made of said composition |
| CN101490148A (en) * | 2006-07-10 | 2009-07-22 | 西巴控股有限公司 | Method of protecting organic material from light |
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| CN103788597A (en) | 2014-05-14 |
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