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    • 1. 发明申请
    • METHOD FOR PREPARATION OF AQUEOUS NANO-PIGMENT DISPERSION
    • 制备水性纳米颜料分散体的方法
    • US20130099183A1
    • 2013-04-25
    • US13643369
    • 2012-07-11
    • Shi ShuJiuxia YangJisheng ZhaoLin Li
    • Shi ShuJiuxia YangJisheng ZhaoLin Li
    • G02B5/23
    • G02B5/23C08F2/24C08F2/44C08F212/08C08F2220/1825C08F220/14C08F2222/1013C08F2220/1858
    • Embodiments of the invention disclose a method for preparing an aqueous nano-pigment dispersion. The method comprises mixing 2.5 wt %˜40 wt % styrene with polymerization inhibitors removed by evaporation, 2.5 wt %˜20 wt % acrylate monomer, 0.25 wt %˜5 wt % crosslinking monomer, 0.05 wt %˜0.5 wt % emulsification adjuvant, and 0.05 wt %˜0.5 wt % oil soluble initiator, adding 0.25 wt %˜2.5 wt % organic pigments to be dispersed to form an oil phase solution after dissolution; dissolving 0.05 wt %˜2 wt % emulsifier and 0.05 wt %˜2 wt % buffer in 40 wt % wt˜90 wt % deionized water to form an aqueous solution; mixing the oil phase solution and the aqueous phase solution, and then homogenizing them into fine emulsion; transferring the fine emulsion into a reactor; heating to increase the temperature to initiate the polymerization; after reacting, adding an alkaline soluble monomer; after continuing the reaction, cooling the temperature to the room temperature; adjusting pH to weak alkaline; and filtering to obtain the aqueous nano-pigment dispersion.
    • 本发明的实施方案公开了一种制备水性纳米颜料分散体的方法。 该方法包括将2.5重量%〜40重量%的苯乙烯与通过蒸发除去的聚合抑制剂,2.5重量%〜20重量%的丙烯酸酯单体,0.25重量%〜5重量%的交联单体,0.05重量%〜0.5重量%的乳化助剂和 0.05重量%〜0.5重量%的油溶性引发剂,加入0.25重量%〜2.5重量%的有机颜料进行分散以形成溶解后的油相溶液; 在40重量%〜90重量%的去离子水中溶解0.05重量%〜2重量%的乳化剂和0.05重量%〜2重量%的缓冲液以形成水溶液; 混合油相溶液和水相溶液,然后均化成细乳液; 将细乳液转移到反应器中; 加热以增加温度以引发聚合; 反应后加入碱溶性单体; 继续反应后,将温度降至室温; 将pH调节至弱碱性; 并过滤以获得水性纳米颜料分散体。
    • 2. 发明授权
    • Method for preparation of aqueous nano-pigment dispersion
    • 水性纳米颜料分散体的制备方法
    • US08951449B2
    • 2015-02-10
    • US13643369
    • 2012-07-11
    • Shi ShuJiuxia YangJisheng ZhaoLin Li
    • Shi ShuJiuxia YangJisheng ZhaoLin Li
    • G02B5/23C08F2/44C08F212/08C08F2/24B05D5/06G02B6/02
    • G02B5/23C08F2/24C08F2/44C08F212/08C08F2220/1825C08F220/14C08F2222/1013C08F2220/1858
    • Embodiments of the invention disclose a method for preparing an aqueous nano-pigment dispersion. The method comprises mixing 2.5 wt %˜40 wt % styrene with polymerization inhibitors removed by evaporation, 2.5 wt %˜20 wt % acrylate monomer, 0.25 wt %˜5 wt % crosslinking monomer, 0.05 wt %˜0.5 wt % emulsification adjuvant, and 0.05 wt %˜0.5 wt % oil soluble initiator, adding 0.25 wt %˜2.5 wt % organic pigments to be dispersed to form an oil phase solution after dissolution; dissolving 0.05 wt %˜2 wt % emulsifier and 0.05 wt %˜2 wt % buffer in 40 wt % wt˜90 wt % deionized water to form an aqueous solution; mixing the oil phase solution and the aqueous phase solution, and then homogenizing them into fine emulsion; transferring the fine emulsion into a reactor; heating to increase the temperature to initiate the polymerization; after reacting, adding an alkaline soluble monomer; after continuing the reaction, cooling the temperature to the room temperature; adjusting pH to weak alkaline; and filtering to obtain the aqueous nano-pigment dispersion.
    • 本发明的实施方案公开了一种制备水性纳米颜料分散体的方法。 该方法包括将2.5重量%〜40重量%的苯乙烯与通过蒸发除去的聚合抑制剂,2.5重量%〜20重量%的丙烯酸酯单体,0.25重量%〜5重量%的交联单体,0.05重量%〜0.5重量%的乳化助剂和 0.05重量%〜0.5重量%的油溶性引发剂,加入0.25重量%〜2.5重量%的有机颜料进行分散以形成溶解后的油相溶液; 将0.05重量%〜2重量%的乳化剂和0.05重量%〜2重量%的缓冲液溶解在40重量%〜90重量%的去离子水中以形成水溶液; 混合油相溶液和水相溶液,然后均化成细乳液; 将细乳液转移到反应器中; 加热以增加温度以引发聚合; 反应后加入碱溶性单体; 继续反应后,将温度降至室温; 将pH调节至弱碱性; 并过滤以获得水性纳米颜料分散体。
    • 3. 发明授权
    • Pigment dispersion solution, pigment photoresist and color filter
    • 颜料分散液,颜料光致抗蚀剂和滤色片
    • US08361680B2
    • 2013-01-29
    • US12547244
    • 2009-08-25
    • Lin LiZhuo ZhangJiuxia YangJisheng ZhaoXuan HeHaiqing Zhang
    • Lin LiZhuo ZhangJiuxia YangJisheng ZhaoXuan HeHaiqing Zhang
    • G02B5/20
    • G03F7/0007C09D17/004
    • The present invention relates to a pigment dispersion solution, a pigment photoresist and a color filter. The pigment dispersion solution includes a colored pigment, a dispersant, a binder resin and a solvent, and further includes particles of white pigment. The pigment photoresist using the pigment dispersion solution of the present invention includes an alkali-soluble resin, a monomer, a photo initiator and an additive. The color filter using the pigment photoresist of the present invention includes a substrate, and the pigment photoresist is developed to be shaped in regions corresponding to pixels on the substrate. The present invention adopts a technical means that adding the particles of the white pigment into the pigment dispersion solution, thereby taking advantage of properties such as high reflectivity and diffused reflection on surface of the white pigment, so as to increase transmitting path and absorbing path of lights in the pigment dispersion solution. Therefore, when the pigment photoresist made of the pigment dispersion solution is irradiated by lights to cure, the curing speed could be improved distinctly, the curing time could be reduced and the curing effect could be improved.
    • 本发明涉及颜料分散溶液,颜料光致抗蚀剂和滤色器。 颜料分散液包括着色颜料,分散剂,粘合剂树脂和溶剂,还包括白色颜料的颗粒。 使用本发明的颜料分散液的颜料光致抗蚀剂包括碱溶性树脂,单体,光引发剂和添加剂。 使用本发明的颜料光致抗蚀剂的滤色器包括基板,并且将颜料光致抗蚀剂显影成在与基板上的像素对应的区域中成形。 本发明采用将白色颜料颗粒添加到颜料分散溶液中的技术手段,从而利用白色颜料表面上的高反射率和扩散反射等特性,从而增加透明度和透明度 在颜料分散液中亮起。 因此,当由颜料分散溶液制成的颜料光致抗蚀剂被光照射以固化时,可以明显改善固化速度,可以降低固化时间并提高固化效果。
    • 4. 发明申请
    • PIGMENT DISPERSION SOLUTION, PIGMENT PHOTORESIST AND COLOR FILTER
    • 颜料分散溶液,颜料光催化剂和颜料过滤器
    • US20100159371A1
    • 2010-06-24
    • US12547244
    • 2009-08-25
    • LIN LIZhuo ZhangJiuxia YangJisheng ZhaoXuan HeHaiqing Zhang
    • LIN LIZhuo ZhangJiuxia YangJisheng ZhaoXuan HeHaiqing Zhang
    • G03F1/00C08K3/22C08K3/30G03F7/004
    • G03F7/0007C09D17/004
    • The present invention relates to a pigment dispersion solution, a pigment photoresist and a color filter. The pigment dispersion solution includes a colored pigment, a dispersant, a binder resin and a solvent, and further includes particles of white pigment. The pigment photoresist using the pigment dispersion solution of the present invention includes an alkali-soluble resin, a monomer, a photo initiator and an additive. The color filter using the pigment photoresist of the present invention includes a substrate, and the pigment photoresist is developed to be shaped in regions corresponding to pixels on the substrate. The present invention adopts a technical means that adding the particles of the white pigment into the pigment dispersion solution, thereby taking advantage of properties such as high reflectivity and diffused reflection on surface of the white pigment, so as to increase transmitting path and absorbing path of lights in the pigment dispersion solution. Therefore, when the pigment photoresist made of the pigment dispersion solution is irradiated by lights to cure, the curing speed could be improved distinctly, the curing time could be reduced and the curing effect could be improved.
    • 本发明涉及颜料分散溶液,颜料光致抗蚀剂和滤色器。 颜料分散液包括着色颜料,分散剂,粘合剂树脂和溶剂,还包括白色颜料的颗粒。 使用本发明的颜料分散液的颜料光致抗蚀剂包括碱溶性树脂,单体,光引发剂和添加剂。 使用本发明的颜料光致抗蚀剂的滤色器包括基板,并且将颜料光致抗蚀剂显影成在与基板上的像素对应的区域中成形。 本发明采用将白色颜料的颗粒添加到颜料分散溶液中的技术手段,从而利用白色颜料的表面上的高反射率和扩散反射等特性,从而增加透明度和透明度 在颜料分散液中亮起。 因此,当由颜料分散溶液制成的颜料光致抗蚀剂被光照射以固化时,可以明显改善固化速度,可以降低固化时间并提高固化效果。