TWI816367B - Process for manufacture of resin lenses - Google Patents
Process for manufacture of resin lenses Download PDFInfo
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- TWI816367B TWI816367B TW111114514A TW111114514A TWI816367B TW I816367 B TWI816367 B TW I816367B TW 111114514 A TW111114514 A TW 111114514A TW 111114514 A TW111114514 A TW 111114514A TW I816367 B TWI816367 B TW I816367B
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- 239000011347 resin Substances 0.000 title claims abstract description 36
- 229920005989 resin Polymers 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000002245 particle Substances 0.000 claims abstract description 13
- 239000006096 absorbing agent Substances 0.000 claims abstract description 11
- 238000001746 injection moulding Methods 0.000 claims abstract description 10
- 238000001035 drying Methods 0.000 claims abstract description 8
- 239000006097 ultraviolet radiation absorber Substances 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 5
- 210000001161 mammalian embryo Anatomy 0.000 claims description 20
- 238000002834 transmittance Methods 0.000 claims description 17
- 235000005811 Viola adunca Nutrition 0.000 claims description 9
- 240000009038 Viola odorata Species 0.000 claims description 9
- 235000013487 Viola odorata Nutrition 0.000 claims description 9
- 235000002254 Viola papilionacea Nutrition 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- SWGJCIMEBVHMTA-UHFFFAOYSA-K trisodium;6-oxido-4-sulfo-5-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-2-sulfonate Chemical compound [Na+].[Na+].[Na+].C1=CC=C2C(N=NC3=C4C(=CC(=CC4=CC=C3O)S([O-])(=O)=O)S([O-])(=O)=O)=CC=C(S([O-])(=O)=O)C2=C1 SWGJCIMEBVHMTA-UHFFFAOYSA-K 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 6
- 238000005728 strengthening Methods 0.000 claims description 6
- 239000003599 detergent Substances 0.000 claims description 4
- 238000002386 leaching Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 241001025261 Neoraja caerulea Species 0.000 abstract 1
- 210000000695 crystalline len Anatomy 0.000 description 46
- 238000002360 preparation method Methods 0.000 description 9
- 210000001525 retina Anatomy 0.000 description 4
- 208000002780 macular degeneration Diseases 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 210000000844 retinal pigment epithelial cell Anatomy 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000030833 cell death Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Abstract
Description
本發明係有關於一種樹脂鏡片的製備方法，尤其是指一種成型後之鏡片顏色較白且具有阻隔紫外光與藍光效果之樹脂鏡片的製備方法。 The present invention relates to a method for preparing a resin lens, in particular to a method for preparing a resin lens that has a white lens color after molding and has the effect of blocking ultraviolet light and blue light.
波長低於290nm以下的紫外光，絕大多數會被臭氧層阻隔，而大部分的紫外光B(280~315nm)與紫外光A(315~400nm)也會被水晶體(淡黃色)所阻擋，但仍有非常少量的紫外光A、B會到達視網膜，對眼睛造成傷害，例如視網膜色素上皮細胞死亡和黃斑部病變；另外，雖然水晶體可以吸收可見光中部分的藍光，但是仍有大量的藍光會到達視網膜，尤其可見光中波長為415~445的藍光是傷害眼睛視網膜的主因，它可能引起視網膜色素上皮細胞死亡和黃斑部病變。 Most ultraviolet light with wavelengths below 290nm will be blocked by the ozone layer, and most of ultraviolet light B (280~315nm) and ultraviolet light A (315~400nm) will also be blocked by crystal (light yellow), but There is still a very small amount of ultraviolet light A and B that will reach the retina and cause damage to the eyes, such as retinal pigment epithelial cell death and macular degeneration. In addition, although the crystalline lens can absorb part of the blue light in the visible light, there is still a large amount of blue light that will reach the retina. The retina, especially blue light with a wavelength of 415~445 in visible light, is the main cause of damage to the retina of the eye. It may cause the death of retinal pigment epithelial cells and macular degeneration.
本發明之主要目的，係提供一種樹脂鏡片的製備方法，主要係在樹脂鏡片的主要成分PC塑膠粒子中添加紫外線吸收劑、藍光吸收劑與藍紫色色粉與紫紅色色粉；俾使成型後的鏡片能阻隔部分紫外光、藍光，並且令鏡片整體呈現的顏色較白、清澈。 The main purpose of the present invention is to provide a method for preparing resin lenses, which mainly involves adding ultraviolet absorbers, blue light absorbers, blue-violet toners and purple-red toners to PC plastic particles, the main component of the resin lenses; so that after molding The lens can block some ultraviolet light and blue light, and make the overall color of the lens whiter and clearer.
本發明之目的及功效，係由以下技術實現：一種樹脂鏡片的製備方法，其包括以下步驟：步驟1：將PC塑膠粒子以115℃烘乾2小時；步驟2：於烘乾的PC塑膠粒子中添加紫外線吸收劑、藍光吸收劑與藍紫色色粉與紫紅色色粉；其中，各成分的添加量為每10Kg的PC塑膠粒子中添加0.38g的紫外線吸收劑、1.45g的藍光吸收劑與0.035g的藍紫色色粉與0.02g的紫紅色色粉，將各成分攪拌均勻以形成注塑原料；步驟3：將注塑原料加入注塑機射出成型鏡片初胚；步驟4：將鏡片初胚進行表面清潔：步驟5：將完成清潔程序的鏡片初胚進行表面硬化處理；步驟6：經表面硬化處理後的鏡片初胚進一步烘乾；步驟7：鏡片初胚經烘乾後即可得到本發明之具有能阻隔部分紫外光、藍光、顏色較白的樹脂鏡片；其中，該樹脂鏡片對475nm~650nm波段的光的透光率為80.82%，在對280nm~315nm波段 的光的透光率為0%，在對315nm~380nm波段的光的透光率為0%，在對380nm~500nm波段的光的平均透光率為65.86%。 The purpose and effect of the present invention are achieved by the following technology: a method for preparing resin lenses, which includes the following steps: Step 1: Dry PC plastic particles at 115°C for 2 hours; Step 2: Dry PC plastic particles Add ultraviolet absorber, blue light absorber, blue-violet toner and purple-red toner; among them, the amount of each component added is 0.38g of ultraviolet absorber, 1.45g of blue light absorber and 1.45g of blue light absorber for every 10Kg of PC plastic particles. Mix 0.035g of blue-violet toner and 0.02g of purple-red toner, and stir the ingredients evenly to form injection molding raw materials; Step 3: Add the injection molding raw materials to the injection molding machine to inject the primary lens embryo; Step 4: Surface the primary lens embryo Cleaning: Step 5: Surface harden the lens embryo that has completed the cleaning process; Step 6: The surface-hardened lens embryo is further dried; Step 7: The lens embryo of the present invention can be obtained after drying. It has a resin lens that can block part of ultraviolet light, blue light, and white color; among them, the transmittance of the resin lens to the light in the 475nm~650nm band is 80.82%, and in the 280nm~315nm band The transmittance of light is 0%, the transmittance of light in the 315nm~380nm band is 0%, and the average transmittance of light in the 380nm~500nm band is 65.86%.
如上所述之樹脂鏡片的製備方法，其中，步驟4所述表面清潔係用純水加上洗潔劑以及純水以超聲波振動依次交替清洗，溫度設定在45~68℃。 The method for preparing a resin lens as described above, wherein the surface cleaning in step 4 is performed by using pure water plus detergent and pure water to alternately clean with ultrasonic vibration, and the temperature is set at 45~68°C.
如上所述之樹脂鏡片的製備方法，其中，步驟5所述硬化處理係將鏡片初胚以強化液浸提，強化液的液溫控制在18~22℃，時間為1~3分鐘，之後進行預烘乾，溫度60~85℃。 The method for preparing a resin lens as described above, wherein the hardening treatment in step 5 involves leaching the primary embryo of the lens with a strengthening liquid. The liquid temperature of the strengthening liquid is controlled at 18~22°C for 1~3 minutes, and then Pre-drying, temperature 60~85℃.
如上所述之樹脂鏡片的製備方法，其中，步驟6所述烘乾溫度為95~120℃。 The method for preparing a resin lens as described above, wherein the drying temperature in step 6 is 95~120°C.
本發明之優點為：本發明之樹脂鏡片透過上述各個成分之間的配比，以及充分攪拌後，使紫外線吸收劑、藍光吸收劑、藍紫色色粉、紫紅色色粉與PC塑膠粒子均勻混合，能在鏡片成型之後對380nm~500nm波段的紫外光與藍光的平均透光率為65.86%，達到抗紫外光以及藍光的目的，使眼睛受到良好的保護；此外，更藉由藍紫色色粉與紫紅色色粉的添加，使成型的樹脂鏡片成品本身的顏色更白，形成淺淺的黃色調，配戴時視覺效果更接近景物真實色彩。 The advantage of the present invention is that the resin lens of the present invention can evenly mix the ultraviolet absorber, blue light absorber, blue-violet toner, purple-red toner and PC plastic particles through the ratio of the above-mentioned components and sufficient stirring. , after the lens is formed, the average transmittance of ultraviolet light and blue light in the 380nm~500nm band is 65.86%, achieving the purpose of anti-ultraviolet light and blue light, so that the eyes are well protected; in addition, through the use of blue-violet toner The addition of purple-red toner makes the color of the molded resin lens itself whiter, forming a light yellow tone. When worn, the visual effect is closer to the true color of the scene.
第一圖：本發明之樹脂鏡片的製備方法流程圖 Figure 1: Flow chart of the preparation method of the resin lens of the present invention
第二圖：本發明之樹脂鏡片之透光率曲線圖 The second figure: the light transmittance curve of the resin lens of the present invention
第三圖：本發明之樹脂鏡片之色彩空間色度圖 The third figure: the color space chromaticity diagram of the resin lens of the present invention
為令本發明所運用之技術內容、發明目的及其達成之功效有更完整且清楚的揭露，茲於下詳細說明之，並請一併參閱所揭之圖式及圖號：請參見第一圖，為本發明之樹脂鏡片的製備方法的流程圖。 In order to have a more complete and clear disclosure of the technical content, the purpose of the invention and the effects achieved by the present invention, they are described in detail below, and please refer to the disclosed drawings and figure numbers: Please refer to the first Figure is a flow chart of the preparation method of the resin lens of the present invention.
本發明之樹脂鏡片的製備方法包括以下步驟：步驟1：將PC塑膠粒子以115℃烘乾2小時；步驟2：於烘乾的PC塑膠粒子中添加紫外線吸收劑、藍光吸收劑與藍紫色色粉與紫紅色色粉，並予以攪拌均勻形成注塑原料；其中，各成分的添加量為每10Kg的PC塑膠粒子中添加0.38g的紫外線吸收劑、1.45g的藍光吸收劑與0.035g的藍紫色色粉與0.02g的紫紅色色粉；步驟3：將注塑原料加入注塑機射出成型鏡片初胚；步驟4：將鏡片初胚進行表面清潔：步驟5：將完成清潔程序的鏡片初胚進行表面硬化處理；步驟6：經表面硬化處理後的鏡片初胚進一步烘乾； 步驟7：鏡片初胚經烘乾後即得能阻隔部分紫外光、藍光、顏色較白的樹脂鏡片(參見第三圖)；其中，該樹脂鏡片對475nm~650nm波段的光的透光率為80.82%，在對280nm~315nm波段的光的透光率為0%，在對315nm~380nm波段的光的透光率為0%，在對380nm~500nm波段的光的平均透光率為65.86%(參見第二圖)。 The preparation method of the resin lens of the present invention includes the following steps: Step 1: Dry PC plastic particles at 115°C for 2 hours; Step 2: Add ultraviolet absorber, blue light absorber and blue-violet color to the dried PC plastic particles. powder and purple-red toner, and stir them evenly to form injection molding raw materials; among them, the addition amount of each component is 0.38g of ultraviolet absorber, 1.45g of blue light absorber and 0.035g of blue-violet for every 10Kg of PC plastic particles. Toner and 0.02g of purple-red toner; Step 3: Add the injection molding raw materials to the injection molding machine to injection mold the preliminary lens embryo; Step 4: Surface clean the preliminary lens embryo: Step 5: Surface the preliminary lens embryo that has completed the cleaning process Hardening treatment; Step 6: The preliminary lens embryo after surface hardening treatment is further dried; Step 7: After drying the preliminary lens embryo, a resin lens that can block part of the ultraviolet light, blue light, and white color is obtained (see the third picture); among them, the transmittance of the resin lens to the light in the 475nm~650nm band 80.82%, the transmittance to the light in the 280nm~315nm band is 0%, the transmittance to the light in the 315nm~380nm band is 0%, and the average transmittance to the light in the 380nm~500nm band is 65.86 % (see second picture).
其中，本發明之樹脂鏡片的製備方法在一較佳實施例中，於步驟4將鏡片初胚進行表面清潔的方式為：以純水加洗潔劑以及純水，再配合超聲波振動依次交替清洗，純水加洗潔劑、純水的溫度設定在45~68℃。 Among them, in a preferred embodiment of the preparation method of the resin lens of the present invention, the surface cleaning method of the lens embryo in step 4 is: adding pure water with detergent and pure water, and then cleaning it alternately with ultrasonic vibration. , pure water plus detergent, the temperature of pure water is set at 45~68℃.
其中，本發明之樹脂鏡片的製備方法在一較佳實施例中，於步驟5對鏡片初胚進行表面硬化處理的技術為：將鏡片初胚以強化液浸提，強化液的液溫控制在18~22℃，時間為1~3分鐘，之後進行預烘乾，溫度60~85℃。 Among them, in a preferred embodiment of the preparation method of the resin lens of the present invention, the technique for surface hardening the lens preliminary embryo in step 5 is: leaching the lens preliminary embryo with a strengthening liquid, and controlling the liquid temperature of the strengthening liquid at 18~22℃, the time is 1~3 minutes, and then pre-dried at the temperature of 60~85℃.
其中，本發明之樹脂鏡片的製備方法在一較佳實施例中，步驟6烘乾的溫度為：95~120℃。 Among them, in a preferred embodiment of the resin lens preparation method of the present invention, the drying temperature in step 6 is: 95~120°C.
如下表一為以本發明之製備方法所製得之樹脂鏡片在各波段的光穿透率。又，第二圖所揭示者，為本發明之製備方法所製得之樹脂鏡片的透光率曲線圖，而第三圖係揭示本發明之製備方法所製得之樹脂鏡片的色彩空間色度圖。 Table 1 below shows the light transmittance in each wavelength band of the resin lenses produced by the preparation method of the present invention. In addition, the second figure shows the light transmittance curve of the resin lens produced by the preparation method of the present invention, and the third figure reveals the color space chromaticity of the resin lens produced by the preparation method of the present invention. Figure.
<表一>
由表一及第二、三圖可知，本發明之樹脂鏡片對475nm~650nm波段的光的透光率為80.82%，在對280nm~315nm波段的光的透光率為0%，在對315nm~380nm波段的光的透光率為0%，在對380nm~500nm波段的光的平均透光率為65.86%，其對於阻隔紫外光、藍光有優異的表現，同時保有良好的透光性，並且鏡片顏色較白。 It can be seen from Table 1 and the second and third figures that the resin lens of the present invention has a light transmittance of 80.82% for light in the 475nm~650nm band, 0% for 280nm~315nm light, and 0% for 315nm. The transmittance of light in the ~380nm band is 0%, and the average transmittance of light in the 380nm~500nm band is 65.86%. It has excellent performance in blocking ultraviolet light and blue light, while maintaining good light transmittance. And the lens color is whiter.
以上所舉者僅係本發明之部份實施例，並非用以限制本發明，致依本發明之創意精神及特徵，稍加變化修飾而成者，亦應包括在本專利範圍之內。 The above examples are only some of the embodiments of the present invention and are not intended to limit the present invention. Any slight changes and modifications based on the creative spirit and characteristics of the present invention should also be included in the scope of this patent.
綜上所述，本發明實施例確能達到所預期之使用功效，又其所揭露之具體技術手段，不僅未曾見諸於同類產品中，亦未曾公開於申請前，誠已完全符合專利法之規定與要求，爰依法提出發明專利之申請，懇請惠予審查，並賜准專利，則實感德便。 To sum up, the embodiments of the present invention can indeed achieve the expected effects, and the specific technical means disclosed have not only not been seen in similar products, but have also not been disclosed before the application, and they are fully in compliance with the patent law. According to the regulations and requirements, if you submit an application for an invention patent in accordance with the law, it will be very convenient for you to be reviewed and granted a patent.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201520017A (en) * | 2013-11-29 | 2015-06-01 | Hatsushiba Tech Co Ltd | Plastic granules and preparation method thereof |
| CN216696913U (en) * | 2018-02-01 | 2022-06-07 | 陆逊梯卡有限公司 | Eyewear and lenses with multiple molded lens components |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201520017A (en) * | 2013-11-29 | 2015-06-01 | Hatsushiba Tech Co Ltd | Plastic granules and preparation method thereof |
| CN216696913U (en) * | 2018-02-01 | 2022-06-07 | 陆逊梯卡有限公司 | Eyewear and lenses with multiple molded lens components |
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