CN108219541A - 具有气相沉积的着色剂的粒子 - Google Patents

具有气相沉积的着色剂的粒子 Download PDF

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CN108219541A
CN108219541A CN201711391868.9A CN201711391868A CN108219541A CN 108219541 A CN108219541 A CN 108219541A CN 201711391868 A CN201711391868 A CN 201711391868A CN 108219541 A CN108219541 A CN 108219541A
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pigment
colorant
particle
vapor deposition
core particle
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A.阿尔戈伊蒂亚
L.梅雷迪思
C.托拉瓦尔
V.拉克沙
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Only Yahweh Solutions Ltd By Share Ltd
Viavi Solutions Inc
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Only Yahweh Solutions Ltd By Share Ltd
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Priority to CN202011595370.6A priority Critical patent/CN112574601A/zh
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Abstract

具有气相沉积的着色剂的粒子。所述粒子包括芯粒子;和包封所述芯粒子的包含有机着色材料的气相沉积的着色剂。所述粒子可为特效颜料或薄膜干涉颜料。还公开了所述粒子的制造方法。

Description

具有气相沉积的着色剂的粒子
技术领域
本公开总体上涉及粒子例如颜料,其具有芯粒子和包封(被覆,encapsulate)该芯粒子的包含有机着色(有色)材料的气相沉积的着色剂。所述粒子可为特效颜料(specialeffect pigment)或薄膜干涉颜料。还公开了所述粒子的制造方法。
背景技术
以其最简单形式的着色金属颜料是由着色金属制造的。这些颜料中的薄片(片状粉末,flake)已经用着色的透明或半透明的低折射率材料或高折射率材料进行涂覆。颜色效果可来自于入射光的反射、吸收和干涉的组合。已经通过在铝薄片的表面上形成由透明介电体和半透明金属吸收体组成的法布里-珀罗(Fabry-Perot)结构体而产生干涉颜料中的干涉色。
制作着色金属颜料的方法在它们的性质方面有差异。在一种方法中,通过很多湿化学方法之一例如有机金属酯化合物的水解用金属氧化物层涂覆铝薄片。还已经通过如下使颜料着色:来自硅酸四乙酯的二氧化硅与分散的着色剂一起溶胶-凝胶沉淀。真空沉积技术已经用于制作基于法布里-珀罗结构体的着色金属颜料。例如,当间隔体层由具有高的(n>2)折射率的材料制成时,制造了具有饱和色的着色颜料。当介电层具有低的折射率(n<1.6)时,制作了色移(color-shifting)干涉颜料。
发明内容
在一个方面中,公开了粒子,其包括芯粒子和至少部分地包封该芯粒子的包含有机着色材料的气相沉积的着色剂。
在另一方面中,公开了粒子的制造方法,其包括将载气引入到有机着色材料容器中;加热所述有机着色材料容器以产生有机着色蒸气;和将所述有机着色蒸气引入到包括芯粒子的流化床反应器中。
本发明例如包括如下方面。
1.颜料,其包括:
芯粒子;和
至少部分地包封所述芯粒子的包含有机着色材料的气相沉积的着色剂。
2.如1所述的颜料,其中所述芯粒子为包括金属和金属合金的至少一种的反射体材料。
3.如1所述的颜料,其中所述芯粒子为包括铝、锌、钢、铜、银、金、铂、钯、镍、钴、铌、铬、锡及其混合物的金属。
4.如1所述的颜料,其中所述芯粒子为包括不锈钢、黄铜和青铜的至少一种的金属合金。
5.如1所述的颜料,其中所述气相沉积的着色剂进一步包含有机未着色(非有色)材料。
6.如1所述的颜料,其中所述气相沉积的着色剂进一步包含无机材料。
7.如1所述的颜料,其中所述气相沉积的着色剂包括至少两层
8.如7所述的颜料,其中所述至少两种气相沉积的着色剂是相同的。
9.如7所述的颜料,其中所述至少两种气相沉积的着色剂是不同的。
10.如1所述的颜料,其进一步包括介电层和吸收体层的至少一个。
11.如1所述的颜料,其进一步包括保护层,该保护层包括钝化层和功能化(官能化)层的至少一个。
12.如10所述的颜料,其中所述介电层为包含高折射率层和低折射率层的介电层叠体。
13.如1所述的颜料,其中所述粒子为特效颜料。
14.如1所述的颜料,其中所述芯粒子包含介电层。
15.如10所述的颜料,其中所述介电层为介电层叠体。
16.如13所述的颜料,其进一步包括吸收体层。
17.如1所述的颜料,其中所述粒子为薄膜干涉颜料。
18.粒子的制造方法,其包括:
将载气引入到有机着色材料容器中;
加热所述有机着色材料容器以产生有机着色蒸气;和
将所述有机着色蒸气引入到包括芯粒子的流化床反应器中。
19.如18所述的方法,其进一步包括将载气引入到无机材料容器中以产生无机蒸气;和将所述无机蒸气引入到所述流化床反应器中。
20.粒子的制造方法,其包括将包含有机着色材料的着色剂经由气相沉积而沉积在芯粒子上。
各种实施方式的另外的特征和优点将部分地在以下描述中阐述并且将部分地由所述描述而明晰,或者可通过各种实施方式的实践而获悉。借助在本文中的描述中具体指出的要素和组合将实现和获得各种实施方式的目的和其它优点。
附图说明
根据详细描述和附图可更充分地理解在其多个方面和实施方式中的本公开,在附图中:
图1为根据本发明一个方面的粒子;
图2为根据本发明另一方面的粒子;
图3为根据本发明另一方面的粒子;
图4为根据本发明另一方面的粒子;
图5为根据本发明另一方面的粒子;
图6为根据本发明另一方面的粒子;
图7为根据本发明另一方面的粒子;
图8为根据本发明另一方面的粒子;
图9为根据本发明另一方面的粒子;
图10为根据本发明另一方面的粒子;
图11为根据本发明另一方面的粒子;
图12为根据本发明另一方面的粒子;
图13为用于实施根据本发明一个方面的粒子的制造方法的设备装置;和
图14为用于实施根据本发明另一方面的粒子的制造方法的设备装置。
在整个本说明书和附图中,相同的参考数字标明相同的要素(元件)。
具体实施方式
应理解,前面的概述和以下的详述两者仅是示例性和解释性的,且旨在提供本教导的各种实施方式的解释。各图中所示的层/组分(组件)可能是关于特定的图述及的,但是要理解,特定的层/组分(组件)的描述将适用于其它图中等同的层/组分(组件)。
在其宽泛和变化的实施方式中,本文中公开具有饱和色的粒子例如特效颜料或薄膜干涉颜料。芯粒子可至少部分地用气相沉积的着色剂包封,该气相沉积的着色剂包括有机着色材料、有机未着色材料、无机材料或其组合的至少一种,其包括至少一个着色剂层。气相沉积的着色剂可用于改变所述粒子的光学性质、保护所得粒子免遭氧化、降低所得粒子与周围介质的反应性、和/或使所述粒子的表面功能化。所述芯粒子的包封、例如至少部分的包封可在干燥的环境即非湿环境中完成,且因此不需要会在湿环境中的包封中使用的任何过滤、干燥等过程。所述芯粒子的至少部分包封可在近乎大气压下发生,且因此可避免对于在真空下操作所需的设备的使用。所述粒子可与光探测和雷达(LIDAR)技术应用一起使用。
所述粒子例如颜料可通过在芯粒子例如小片(片,platelet)上简单地添加选择性吸收层和/或通过吸收和薄膜干涉的组合而获得。在一些方面中,所述粒子例如颜料可包括包封用的吸收体层以产生特效颜料。
图1说明包括芯粒子1和包封所述芯粒子1的气相沉积的着色剂2的粒子。所述着色剂可至少部分地、例如完全地包封所述芯粒子。所述芯粒子1可以小片或薄片的形式。
所述芯粒子1可包括可使得该芯粒子1不透明的任何材料例如反射体材料。在一个方面中,所述材料可为金属和/或金属合金。在一个实例中,用于芯粒子1的材料可包括具有反射特性的任何材料。反射体材料的实例可为铝,其具有良好的反射特性、是不昂贵的、且易于形成为薄层或作为薄层沉积。然而,也可使用其它反射体材料代替铝。例如,作为反射材料,可使用铝、锌、钢、铜、银、金、铂、钯、镍、钴、铌、铬、锡以及这些或其它金属的组合或合金,例如青铜、黄铜和不锈钢。在一个方面中,用于芯粒子1的材料可为白色或浅色金属。其它可用的反射体材料包括但不限于过渡和镧系金属及其组合。
芯粒子1的厚度可在约10nm-约2000nm的范围内,尽管不应将该范围视为限制性的。在一个方面中,芯粒子1可包括如下范围内的厚度:约20nm-约1750nm,例如约40nm-约1500nm、约60nm-约1000nm、约80-约900nm和作为进一步实例的约100-约800nm。例如,对于材料例如铝,可选择10nm的下限,使得铝在约550nm的波长下具有约0.5的最小光学密度。其它反射体材料可证明更高或更低的最小厚度是必要的以获得足够的光学密度或实现期望的效果。约2000nm的上限取决于期望的效果和使用的材料也可更高或更低。
可将芯粒子1微结构化以提供光的衍射性质。在一个方面中,芯粒子1可由任何材料且以任何厚度制成,只要芯粒子1为不透明的。
如图1中说明的,芯粒子1可由气相沉积的着色剂2至少部分地包封。气相沉积的着色剂2可包封芯粒子1的所有侧(面)(顶、底、右和左)。替代地,气相沉积的着色剂2可覆盖芯粒子1的一侧、两侧或三侧。例如,气相沉积的着色剂2可覆盖两个相对的侧。气相沉积的着色剂2可仅仅(恰好)覆盖芯粒子1的顶侧和底侧,或者例如,气相沉积的着色剂2可仅仅(恰好)覆盖芯粒子1的右侧和左侧。在另一方面中,气相沉积的着色剂2可部分地(局部地)覆盖芯粒子1的所有侧。
气相沉积的着色剂2可包括任何有机着色材料,例如有机颜料和有机染料。在一个方面中,气相沉积的着色剂2可包括有机着色材料。有机着色材料的非限制性实例包括二萘嵌苯、芘酮(perinone)、喹吖啶酮、喹吖啶酮醌、蒽嘧啶、蒽醌、蒽嵌蒽二醌、苯并咪唑酮、二偶氮缩合物、偶氮、喹诺酮、氧杂蒽、偶氮甲碱、喹酞酮(quinophthalone)、靛蒽醌、酞菁、三芳基碳嗪、氨基蒽醌、异吲哚啉、二酮吡咯并吡咯、硫靛、噻嗪靛、异吲哚啉、异二氢吲哚酮、皮蒽酮、异蒽酮紫、Miyoshi甲烷、三芳基甲烷或其混合物。
在气相沉积的着色剂2中使用的有机着色材料的另外的非限制性实例包括,例如,C.I.颜料红123(C.I.No.71 145),C.I.颜料红149(C.I.No.71 137),C.I.颜料红178(C.I.No.71 155),C.I.颜料红179(C.I.No.71 130),C.I.颜料红190(C.I.71 140),C.I.颜料红224(C.I.No.71 127),C.I.颜料紫29(C.I.No.71 129),C.I.颜料橙43(C.I.No.71105),C.I.颜料红194(C.I.No.71 100),C.I.颜料紫19(C.I.No.73 900),C.I.颜料红122(C.I.No.73 915),C.I.颜料红192,C.I.颜料红202(C.I.No.73 907),C.I.颜料红207,C.I.颜料红209(C.I.No.73 905),C.I.颜料红206(C.I.No.73 900/73 920),C.I.颜料橙48(C.I.No.73 900/73 920),C.I.颜料橙49(C.I.No.73 900/73 920),C.I.颜料橙42,C.I.颜料黄147,C.I.颜料红168(C.I.No.59 300),C.I.颜料黄120(C.I.No.11 783),C.I.颜料黄151(C.I.No.13 980),C.I.颜料棕25(C.I.No.12 510),C.I.颜料紫32(C.I.No.12 517),C.I.颜料橙64;C.I.颜料棕23(C.I.No.20 060),C.I.颜料红166(C.I.No.20 730),C.I.颜料红170(C.I.No.12 475),C.I.颜料橙38(C.I.No.12 367),C.I.颜料红188(C.I.No.12467),C.I.颜料红187(C.I.No.12 486),C.I.颜料橙34(C.I.No.21 115),C.I.颜料橙13(C.I.No.21 110),C.I.颜料红9(C.I.No.12 460),C.I.颜料红2(C.I.No.12 310),C.I.颜料红112(C.I.No.12 370),C.I.颜料红7(C.I.No.12 420),C.I.颜料红210(C.I.No.12477),C.I.颜料红12(C.I.No.12 385),C.I.颜料蓝60(C.I.No.69 800),C.I.颜料绿7(C.I.No.74 260),C.I.颜料绿36(C.I.No.74 265);C.I.颜料蓝15:1、15:2、15:3、15:4、15:6和15(C.I.No.74 160);C.I.颜料蓝56(C.I.No.42 800),C.I.颜料蓝61(C.I.No.42 765:1),C.I.颜料紫23(C.I.No.51 319),C.I.颜料紫37(C.I.No.51 345),C.I.颜料红177(C.I.No.65 300),C.I.颜料红254(C.I.No.56 110),C.I.颜料红255(C.I.No.56 1050),C.I.颜料红264,C.I.颜料红270,C.I.颜料红272(C.I.No.56 1150),C.I.颜料红71,C.I.颜料橙73,C.I.颜料红88(C.I.No.73 312),C.I.颜料黄175(C.I.No.11 784),C.I.颜料黄154(C.I.No.11 781),C.I.颜料黄83(C.I.No.21 108),C.I.颜料黄180(C.I.No.21 290),C.I.颜料黄181(C.I.No.11 777),C.I.颜料黄74(C.I.No.11 741),C.I.颜料黄213,C.I.颜料橙36(C.I.No.11 780),C.I.颜料橙62(C.I.No.11 775),C.I.颜料橙72,C.I.颜料红48:2/3/4(C.I.No.15 865:2/3/4),C.I.颜料红53:1(C.I.No.15 585:1),C.I.颜料红208(C.I.No.12514),C.I.颜料红185(C.I.No.12 516),C.I.颜料红247(C.I.No.15 915),颜料黑31(C40H26N2O4),颜料橙16(C32H24C12N8O2)。
图2说明包括芯粒子1和至少部分地包封该芯粒子1的气相沉积的着色剂2的粒子例如特效颜料,其中气相沉积的着色剂2可为包括如上关于图1描述的有机着色材料、和无机材料的复合物层2a。所述芯粒子1可为如上关于图1描述的反射体材料。用在复合物层2a中的无机材料可由任何材料制成。合适材料的非限制性实例包括氟化镁、一氧化硅、二氧化硅、氧化铝、氟化铝、二氧化钛、氮化铝、氮化硼、碳化硼、氧化钨、氟化铈、氟化镧、氟化钕、氟化钐、氟化钡、氟化钙、氟化锂、碳化钨、碳化钛、氮化钛、氮化硅、硫化锌、玻璃薄片、类金刚石碳、及其组合。无机材料可由具有约1.3-约2.3范围内的折射率的材料制成。在一个方面中,无机材料可为具有小于约1.65的低折射率的材料。在另一方面中,无机材料可为具有大于约2.2的高折射率的材料。
图3说明包括芯粒子1、至少部分地包封所述芯粒子1的第一气相沉积的着色剂2a、和至少部分地包封所述第一气相沉积的着色剂2a的第二气相沉积的着色剂2b的粒子例如特效颜料。所述芯粒子1可为如上关于图1描述的反射体材料。所述粒子例如颜料可通过用相继的气相沉积的着色剂2例如第一气相沉积的着色剂2a、第二气相沉积的着色剂2b、第三气相沉积的着色剂2c(在图3中未示出)等至少部分地包封以小片形式的芯粒子1而获得。各气相沉积的着色剂2可选择性地吸收一些波长的光。
各气相沉积的着色剂2可为相同或不同的。在一个方面中,第一气相沉积的着色剂2a可为与第二气相沉积的着色剂2b相同的组成。例如,各气相沉积的着色剂2可为相同的有机着色材料,例如上述的那些。在另一方面中,第一气相沉积的着色剂2a可具有与第二气相沉积的着色剂2b相同的厚度。
替代地,各气相沉积的着色剂2可为不同的。第一气相沉积的着色剂2a可为与第二气相沉积的着色剂2b不同的组成。例如,第一气相沉积的着色剂2a可包括有机着色材料,而第二气相沉积的着色剂2b可为包括有机着色材料和无机材料(例如上述的那些)的复合物。另外,第一气相沉积的着色剂2a可为包括有机着色材料和无机材料的复合物,而第二气相沉积的着色剂2b可包括有机着色材料。
而且,第一气相沉积的着色剂2a可包括有机着色材料例如颜料红254,并且第二气相沉积的着色剂2b可包括有机着色材料,例如紫19。类似地,第一气相沉积的着色剂2a可为包括有机着色材料和无机材料例如高折射率材料的复合物,并且第二气相沉积的着色剂2b可为包括有机着色材料和无机材料例如低折射率材料的复合物。也想到对于气相沉积的着色剂2可能的组成的每种组合和排列作为对于各气相沉积的着色剂(2a、2b、2c、2d等)可能的组成的每种组合和排列。
在另一方面中,第一气相沉积的着色剂2a可具有与第二气相沉积的着色剂2b不同的厚度。粒子内的各气相沉积的着色剂2可变化,例如相同的组成、不同的厚度或者不同的组成和相同的厚度。
图4说明包括芯粒子1和至少部分地包封该芯粒子1的气相沉积的着色剂2的粒子例如特效颜料,其中所述气相沉积的着色剂2为包括两种或更多种有机着色材料的复合物层2c。在另一方面中,复合物层2c可包括无机材料和两种或更多种有机着色材料。复合物层2c中存在的各有机着色材料可选择性地吸收不同波长的光。芯粒子1可为如上关于图1描述的反射体材料。
气相沉积的着色剂2可具有约40nm-约1000nm、例如约40nm-约600nm、例如约50nm-约500nm的厚度。
图5说明包括芯粒子1、至少部分地包封所述芯粒子1的介电层3、至少部分地包封所述介电层3的吸收体层4、和至少部分地包封所述吸收体层的气相沉积的着色剂2的粒子例如薄膜干涉颜料。所述芯粒子1可为如上关于图1描述的反射体材料。
介电层3可包括材料例如透明材料。合适材料的非限制性实例包括氟化镁、一氧化硅、二氧化硅、氧化铝、氟化铝、二氧化钛、氮化铝、氮化硼、碳化硼、氧化钨、氟化铈、氟化镧、氟化钕、氟化钐、氟化钡、氟化钙、氟化锂、碳化钨、碳化钛、氮化钛、氮化硅、硫化锌、玻璃薄片、类金刚石碳、及其组合。吸收体层4可形成为基本上围绕或包封介电层3。吸收体层4的合适材料包括在可见光谱中具有均匀吸收或选择性吸收的所有金属。这样的金属的实例包括铬、镍、铁、钛、铝、钨、钼、铌、其组合或合金例如因钢(Inconel)(Ni--Cr--Fe)、混合在介电基质中的金属、或者能够在可见光谱中充当均匀或选择性吸收体的其它物质。吸收体层4可形成为包括具有在约2nm-约80nm、例如约3nm-约30nm范围内的厚度。然而,应理解,为了改变颜料的光学性能,吸收体层4的进一步其它的厚度是想得到的。应理解,以薄厚度的吸收体层4不需要是连续的而仍然起到光学吸收体的作用。例如,吸收体材料的多个岛或点(dot)可足以作为吸收体。
图6说明粒子例如特效颜料可包括芯小片,其包含芯粒子1、在芯粒子1的相对侧上的第一介电层3a和第二介电层3b、在第一介电层3a上的第一吸收体层4a、和在第二介电层3b上的第二吸收体层4b;以及至少部分地包封所述芯粒子1的气相沉积的着色剂2例如小片。所述芯粒子1可包括在芯粒子1、第一和第二介电层3a、3b以及第一和第二吸收体层4a、4b上的暴露侧。芯粒子1可为如上关于图1描述的反射体材料。
图7说明粒子例如薄膜干涉颜料,其包括包含介电层3的芯粒子1和至少部分地包封所述介电层3的气相沉积的着色剂2。在一个方面中,所述粒子可进一步包括至少部分地包封所述介电层3的吸收体层4,其中所述气相沉积的着色剂2至少部分地或完全地包封所述吸收体层4。介电层3和吸收体层4可由如上所述的材料制成。
图8说明粒子例如薄膜干涉颜料,其包括介电层3例如全部介电的多层和至少部分地包封介电层3的气相沉积的着色剂2。在该方面中,介电层3可为包括至少一个高折射率层5和至少一个低折射率层6的介电层叠体。介电层叠体可具有预定数量的层。在该实例中,层叠体可包括一个或多个低折射率材料6的层和一个或多个高折射率材料5的层。具有低折射率材料的层(低折射率层)6和具有高折射率材料的层(高折射率层)5可交替。在该具体的实例中,如图8中所示的,交替的低和高折射率层已经重复3次。交替层可以任何顺序层叠,例如所述层可以(H/L)n、(H/L)nH或L(H/L)n的顺序层叠,其中H表示较高折射率层5,且L表示较低折射率层6。交替的低折射率层和高折射率层的数量(n)可在约2至超过约75的范围,例如约10-约50个交替层或者例如约5-约25个交替层。
在另一方面中,公开了粒子例如颜料,其包括芯粒子1、在芯粒子1的相对侧上的介电层3、以及至少部分地包封芯粒子1和介电层3的气相沉积的着色剂2。在芯粒子1的各相对侧上的介电层3可为如上所述的高和低折射率层的介电层叠体。
图9说明粒子例如薄膜干涉颜料,其包括介电层3例如全部介电的多层、至少部分地包封介电层3的吸收体层4、和至少部分地包封吸收体层4的气相沉积的着色剂2。在该方面中,介电层3可为包括至少一个高折射率层5和至少一个低折射率层6的介电层叠体。
在另一方面中,公开了颜料例如薄膜干涉颜料,其包括芯粒子1和气相沉积的着色剂2,其中气相沉积的着色剂2为包括有机未着色材料和有机着色材料的复合物层。有机未着色材料的实例为聚对二甲苯家族:
聚对二甲苯以其低的透水性和UV防护而知名。聚对二甲苯的物理和化学性质取决于类型(N、C或D)而改变。例如,在其中期望改善的气体和水分阻挡性质的情形中,作为包括聚对二甲苯C作为有机未着色材料的复合物层的气相沉积的着色剂2可为更合适的。设想到的是,包括有机未着色材料和有机着色材料的复合物层可代替图5-9的气相沉积的着色剂2使用。
图10说明粒子,其包括芯粒子1、至少部分地包封芯粒子1的气相沉积的着色剂2、和至少部分地包封气相沉积的着色剂2的吸收体层4。气相沉积的着色剂可为如上所述的包括有机着色材料和无机材料的复合物层。芯粒子1可为如上关于图1描述的反射体材料。
图11说明图10中说明的且进一步包括保护层7的粒子例如颜料。保护层7可包括有机层或无机层。保护层7可保护所述粒子,可使所述粒子钝化,和/或可将所述粒子功能化。使所述粒子钝化可抑制部分氧化,可降低它们对它们周围物质的反应性,和/或可改变外层的表面积使得所述粒子疏水性或疏油性更高或更低。芯粒子1可为如上关于图1描述的反射体材料。
图12说明包括芯粒子1和在芯粒子1的相对侧上的介电层3例如多层介电层的粒子,其中介电层3为具有高折射率材料和有机着色材料的复合物5a和具有低折射率材料和有机着色材料的复合物6a的交替层的层叠体。芯粒子1可为如上关于图1描述的反射体材料。通过在复合物中添加有机着色材料,介电层可选择性地吸收一定波长的光。例如,复合物层6a可为与有机着色材料共沉积的硅石(低折射率材料)以获得低折射率材料。作为另一个实例,复合物层5a可为与有机着色材料共沉积的二氧化钛(高折射率材料)以获得高折射率材料。
本文中公开的粒子例如颜料可通过使用容纳、翻滚芯粒子的流化床反应器或设备例如旋转鼓而获得。可将粒子例如芯粒子1引入到流化床反应器或所述粒子在其中翻滚的另外合适的反应器中。可使用载气例如氩气将有机着色材料引入到所述反应器中。当有机着色材料与芯粒子1接触时,有机蒸气至少部分地例如全部地冷凝,从而芯粒子1被气相沉积的着色剂2包封。图13为用于制造(例如图1中说明的)粒子的方法的设备装置的图示。
在另一方面中,制造包括芯粒子1和气相沉积的着色剂2的粒子的方法可使用如图14中所示的设备装置实现,其中所述气相沉积的着色剂2为包括有机着色材料和无机材料的复合物。图14为使用流化床配置(configuration)的组合大气压有机气相沉积(OVPD)和化学气相沉积(CVD)的图示。
流化床气相沉积条件可与如图13中所示的用于沉积包括有机着色材料的气相沉积的着色剂2的那些相似。在一个实例中,粒子例如颜料可使用作为前体材料的SiCl4和水的水解在近乎室温(约30℃-约80℃)、在大气压下由二氧化硅形成。在另一个实例中,粒子例如颜料可使用作为前体材料的TiCl4和水的水解在近乎室温(约30℃-约80℃)、在大气压下由二氧化钛形成。二氧化硅为低折射率材料,且二氧化钛为高折射率材料。在所述方法中可使用任一材料制造气相沉积的着色剂,其中该气相沉积的着色剂为复合物层。
制造粒子例如颜料的方法可包括:将载气引入到有机着色材料容器中;加热有机着色材料容器以产生有机着色蒸气;将载气引入到流化床反应器或芯粒子1在其中翻滚的另外合适的反应器中。芯粒子1可呈粒子、小片或薄片的形状;且将有机着色蒸气引入到流化床反应器中以至少部分地例如全部地包封芯粒子1。
制造所述粒子的方法不涉及湿环境即湿基底等,且因此不使用在湿化学工艺中所需的任何过程例如过滤、干燥等。所述方法可在大约大气压下进行,且因此不需要真空或用于真空的设备。气相沉积的着色剂2可在室温下沉积,从而容许材料例如有机着色材料和无机材料的复合物、与有机着色材料和有机未着色材料的复合物的共沉积。
在以下实施例中所示的反应条件是基于桌上型(bench top)装置。因此,按比例放大到全生产工艺将需要调节反应条件例如载气的流速;有机着色材料容器、盘管式加热器、(管)线加热器(line heater)、水起泡器和无机材料起泡器的温度。另外,包封时间也将基于例如期望得到的颜色或待包封的芯粒子1的数量而变化。然而,工艺条件的调节完全在本领域普通技术人员的技能之内。
实施例
实施例1–使用图13中说明的设备装置,用铝芯粒子1和作为气相沉积的着色剂2的颜料红254形成颜料。
颜料红254(吡咯类)的分子结构如下:
将该有机着色材料蒸气源在260℃下加热。将氩气作为载气以2100sccm的流量引入到蒸气源容器中。为了避免冷凝到将有机着色材料蒸气输送到流化床反应器内的管线中,将(管)线在100℃下加热。还将氩气作为流化气体(流化用气体,fluidization gas)以1200sccm的流量使用。包封温度略高于大气温度,例如约30℃-约40℃。在30分钟之后,包封的粒子已经变成浅粉红色。在另外的30分钟流化床气相沉积之后,芯粒子1上的气相沉积的着色剂2变得更浓厚(强烈,strong)且以具有浓厚的红色着色的颜料结束。
实施例2–使用图13中说明的设备装置,用铝芯粒子1和作为气相沉积的着色剂2的颜料紫19形成颜料。
颜料紫19(喹吖啶酮)的分子结构如下:
将该有机着色材料蒸气源在280℃下加热。将氩气作为载气以2100sccm的流量引入到蒸气源容器中。为了避免冷凝到将有机着色材料蒸气输送到流化床反应器内的管线中,将(管)线在100℃下加热。还将氩气作为流化气体以1200sccm的流量使用。包封温度略高于大气温度,例如约30℃-约40℃。在60分钟之后,芯粒子1上的气相沉积的着色剂2变得更浓厚,且以具有深紫色着色的颜料结束。
实施例3–使用图13中说明的设备装置,用铝芯粒子1和作为气相沉积的着色剂2的颜料蓝15形成颜料。
颜料蓝15(酞菁类)的分子结构如下:
将该有机着色材料蒸气源在250℃下加热。将氩气作为载气以2100sccm的流量引入到蒸气源容器中。为了避免冷凝到将有机着色材料蒸气输送到流化床反应器内的管线中,将(管)线在100℃下加热。还将氩气作为流化气体以1200sccm的流量使用。包封温度略高于大气温度,例如约30℃-约40℃。在60分钟之后,芯粒子1上的气相沉积的着色剂2变得更浓厚,且以具有深蓝色着色的颜料结束。
实施例4–使用图13中说明的设备装置,用铝芯粒子1和作为气相沉积的着色剂2的颜料黄17形成颜料。
颜料黄17(二偶氮类)的分子结构如下:
将该有机着色材料蒸气源在250℃下加热。将氩气作为载气以2100sccm的流量引入到蒸气源容器中。为了避免冷凝到将有机着色材料蒸气输送到流化床反应器内的管线中,将(管)线在100℃下加热。还将氩气作为流化气体以1200sccm的流量使用。包封温度略高于大气温度,例如约30℃-约40℃。在60分钟之后,芯粒子1上的气相沉积的着色剂2变得更浓厚,且以具有奶油色着色的颜料结束。有机着色材料的一些在其蒸发和包封期间分解。
根据前述描述,本领域技术人员可意识到本教导可以多种形式实施。因此,尽管已经结合具体的实施方式和其实施例对这些教导进行了描述,但是本教导的真正范围不应被如此限制。在不偏离本文中的教导的范围的情况下,可做出多个改变和变化。
该范围公开应该被宽泛地解释。意图是,本公开披露了用于实现本文中披露的装置、活动和机械行为的等同物、手段、系统和方法。对于所披露的各装置、制品、方法、手段、机械元件或机构,意图是,本公开还在其公开中涵盖且教导用于实践本文中披露的很多方面、机构和装置的等同物、手段、系统和方法。另外,本公开涉及涂覆(涂层)及其很多方面、特征和要素。这样的装置在其使用和操作中可为动态的,本公开意图涵盖使用所述装置和/或制造制品的等同物、手段、系统和方法及其与本文中披露的操作和功能的描述和精神相符的很多方面。同样地,本申请的权利要求应该被宽泛地解释。
本文中的发明在它们的很多实施方式中的描述在本质上仅是示例性的,且因此不偏离发明构思的变型意图落在本发明的范围内。这样的变型不应视为偏离本发明的精神和范围。

Claims (10)

1.颜料,其包括:
芯粒子;和
至少部分地包封所述芯粒子的包含有机着色材料的气相沉积的着色剂。
2.如权利要求1所述的颜料,其中所述芯粒子为包括金属和金属合金的至少一种的反射体材料。
3.如权利要求1所述的颜料,其中所述芯粒子为包括铝、锌、钢、铜、银、金、铂、钯、镍、钴、铌、铬、锡及其混合物的金属。
4.如权利要求1所述的颜料,其中所述芯粒子为包括不锈钢、黄铜和青铜的至少一种的金属合金。
5.如权利要求1所述的颜料,其中所述气相沉积的着色剂进一步包含有机未着色材料或无机材料。
6.如权利要求1所述的颜料,其中所述气相沉积的着色剂包括至少两层,其中所述至少两种气相沉积的着色剂是相同或不同的。
7.如权利要求1所述的颜料,其进一步包括介电层和吸收体层的至少一个。
8.如权利要求1所述的颜料,其进一步包括保护层,该保护层包括钝化层和功能化层的至少一个。
9.如权利要求7所述的颜料,其中所述介电层为包含高折射率层和低折射率层的介电层叠体。
10.如权利要求1所述的颜料,其中所述芯粒子包含介电层。
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