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    Opacifying pigment particle
    3.
    发明授权
    Opacifying pigment particle 有权
    不透明颜料颗粒

    公开(公告)号：US08304485B2

    公开(公告)日：2012-11-06

    申请号：US12800592

    申请日：2010-05-18

    申请人： Nathan T. Allen ,  Andrew G. Batzell ,  Ward T. Brown ,  Martin Heuts

    发明人： Nathan T. Allen ,  Andrew G. Batzell ,  Ward T. Brown ,  Martin Heuts

    IPC分类号： C08K3/32 ,  B01J13/14

    CPC分类号： C09C1/14 ,  C01P2004/62 ,  C01P2004/88 ,  C01P2006/33 ,  C01P2006/60 ,  C01P2006/62 ,  C08F212/08 ,  C08F2220/1825 ,  C08K3/22 ,  C08K9/08 ,  C09B67/0008 ,  C09C1/24 ,  C09C1/3676 ,  C09C3/10 ,  C09D7/62 ,  C09D7/68 ,  C08F220/14 ,  C08F2220/382 ,  C08F220/06

    摘要： A process for forming an opacifying pigment encapsulated in polymer including (a) dispersing a pigment particle having an average particle diameter of from 150 to 500 nm and an index of refraction of at least 1.8 such as, for example, TiO2 in a medium with from 0.1% to 10% by weight, based on the weight of said pigment particle, sulfur acid-functional first polymer whereby the zeta potential of the dispersed pigment particle is less than −28 mV between pH 5 and pH 8; and (b) performing an emulsion polymerization in the presence of the dispersed pigment particle to provide from 10% to 200%, by weight, based on the weight of the pigment particle, second polymer that at least partially encapsulates the dispersed pigment particle. Also provided are the encapsulated pigment particle so formed and compositions including the encapsulated pigment particle.

    摘要翻译： 一种形成包封在聚合物中的不透明颜料的方法，包括（a）将平均粒径为150-500nm，折射率至少为1.8的颜料颗粒，例如TiO 2在介质中分散， 0.1重量％至10重量％，基于所述颜料颗粒的重量，硫酸官能的第一聚合物，由此分散的颜料颗粒的ζ电位在pH5和pH8之间小于-28mV; 和（b）在分散的颜料颗粒的存在下进行乳液聚合，以基于颜料颗粒的重量计提供至少部分包封分散的颜料颗粒的第二聚合物的10重量％至200重量％。 还提供如此形成的包封的颜料颗粒和包含胶囊状颜料颗粒的组合物。

    Opacifying pigment particle
    4.
    发明申请
    Opacifying pigment particle 有权
    不透明颜料颗粒

    公开(公告)号：US20100298484A1

    公开(公告)日：2010-11-25

    申请号：US12800592

    申请日：2010-05-18

    申请人： Nathan T. Allen ,  Andrew G. Batzell ,  Ward T. Brown ,  Martin Heuts

    发明人： Nathan T. Allen ,  Andrew G. Batzell ,  Ward T. Brown ,  Martin Heuts

    IPC分类号： C08K3/22 ,  B01J13/14

    CPC分类号： C09C1/14 ,  C01P2004/62 ,  C01P2004/88 ,  C01P2006/33 ,  C01P2006/60 ,  C01P2006/62 ,  C08F212/08 ,  C08F2220/1825 ,  C08K3/22 ,  C08K9/08 ,  C09B67/0008 ,  C09C1/24 ,  C09C1/3676 ,  C09C3/10 ,  C09D7/62 ,  C09D7/68 ,  C08F220/14 ,  C08F2220/382 ,  C08F220/06

    摘要： A process for forming an opacifying pigment encapsulated in polymer including (a) dispersing a pigment particle having an average particle diameter of from 150 to 500 nm and an index of refraction of at least 1.8 such as, for example, TiO2 in a medium with from 0.1% to 10% by weight, based on the weight of said pigment particle, sulfur acid-functional first polymer whereby the zeta potential of the dispersed pigment particle is less than −28 mV between pH 5 and pH 8; and (b) performing an emulsion polymerization in the presence of the dispersed pigment particle to provide from 10% to 200%, by weight, based on the weight of the pigment particle, second polymer that at least partially encapsulates the dispersed pigment particle. Also provided are the encapsulated pigment particle so formed and compositions including the encapsulated pigment particle.

    摘要翻译： 一种形成包封在聚合物中的不透明颜料的方法，包括（a）将平均粒径为150-500nm，折射率至少为1.8的颜料颗粒，例如TiO 2在介质中分散， 0.1重量％至10重量％，基于所述颜料颗粒的重量，硫酸官能的第一聚合物，由此分散的颜料颗粒的ζ电位在pH5和pH8之间小于-28mV; 和（b）在分散的颜料颗粒的存在下进行乳液聚合，以基于颜料颗粒的重量计提供至少部分包封分散的颜料颗粒的第二聚合物的10重量％至200重量％。 还提供如此形成的包封的颜料颗粒和包含胶囊状颜料颗粒的组合物。

    Opacifying particles and compositions formed therefrom
    6.
    发明授权
    Opacifying particles and compositions formed therefrom 有权
    不透明颗粒和由其形成的组合物

    公开(公告)号：US08716365B2

    公开(公告)日：2014-05-06

    申请号：US13080130

    申请日：2011-04-05

    申请人： Ward T. Brown

    发明人： Ward T. Brown

    IPC分类号： C08K9/04

    CPC分类号： C09D7/62 ,  C01P2004/62 ,  C01P2004/84 ,  C01P2004/86 ,  C01P2006/60 ,  C08K3/013 ,  C08K9/08 ,  C09C1/3072 ,  C09C1/3676 ,  C09C3/10 ,  C09D7/68 ,  Y10T428/2998

    摘要： An opacifying particle including a certain pigment particle at least partially encapsulated in a polymeric shell having a calculated thickness of from 35 nm to 200 nm, the polymeric shell including at least a first polymer phase and a second polymer phase, wherein the first polymer is substantially in contact with the surface of the pigment particle providing a calculated shell thickness of at least 25 nm and wherein the first polymer has a refractive index of at least 0.03 units less than that of the second polymer is provided. Further provided is a composition including certain pigment particles at least partially encapsulated in a shell of a first polymer having a calculated thickness of from 25 nm to 200 nm, and the encapsulated pigment particles in contact with a second polymer, wherein the first polymer has a refractive index of at least 0.03 units less than that of the second polymer.

    摘要翻译： 包含至少部分地包封在具有35nm至200nm的计算厚度的聚合物外壳中的某种颜料颗粒的不透明颗粒，所述聚合物壳包含至少第一聚合物相和第二聚合物相，其中所述第一聚合物基本上 与颜料颗粒的表面接触，提供至少25nm的计算外壳厚度，并且其中提供第一聚合物的折射率比第二聚合物的折射率小至少0.03单位。 进一步提供了一种组合物，其包含至少部分地包封在具有计算的厚度为25nm至200nm的第一聚合物的壳中的某些颜料颗粒和与第二聚合物接触的包封颜料颗粒，其中第一聚合物具有 折射率比第二聚合物的折射率小至少0.03单位。

    Functionalization of polymers via enamine of acetoacetate
    7.
    发明授权
    Functionalization of polymers via enamine of acetoacetate 失效
    通过乙酰乙酸烯胺的聚合物官能化

    公开(公告)号：US5616764A

    公开(公告)日：1997-04-01

    申请号：US467115

    申请日：1995-06-06

    申请人： Alvin C. Lavoie ,  Daniel A. Bors ,  Ward T. Brown

    发明人： Alvin C. Lavoie ,  Daniel A. Bors ,  Ward T. Brown

    IPC分类号： C07C229/30 ,  C07C251/12 ,  C08F8/00 ,  C08F8/32 ,  C07F7/04

    CPC分类号： C07C251/12 ,  C07C229/30 ,  C08F8/30 ,  C08F8/32 ,  C08F2800/20

    摘要： The present invention relates to the preparation of polymers bearing reactive functional groups. More particularly, this invention relates to the preparation of polymers containing functional acetoacetate groups and then following the polymerization reacting the acetoacetate group with a functional amine to form an enamine.Polymers of the present invention have many uses including coatings, sealants, adhesives and saturant applications, and are most useful as solutions or dispersions in water or water-cosolvent mixtures.

    摘要翻译： 本发明涉及具有反应性官能团的聚合物的制备。 更具体地说，本发明涉及含有功能性乙酰乙酸酯基团的聚合物的制备，然后使乙酰乙酸酯基团与官能胺反应形成烯胺。 本发明的聚合物具有许多用途，包括涂料，密封剂，粘合剂和饱和剂用途，并且作为在水或共溶剂混合物中的溶液或分散体最有用。

    OPACIFYING PARTICLES AND COMPOSITIONS FORMED THEREFROM
    10.
    发明申请
    OPACIFYING PARTICLES AND COMPOSITIONS FORMED THEREFROM 有权
    优选颗粒和组合物形成

    公开(公告)号：US20110251304A1

    公开(公告)日：2011-10-13

    申请号：US13080130

    申请日：2011-04-05

    申请人： Ward T. Brown

    发明人： Ward T. Brown

    IPC分类号： C08K9/10

    CPC分类号： C09D7/62 ,  C01P2004/62 ,  C01P2004/84 ,  C01P2004/86 ,  C01P2006/60 ,  C08K3/013 ,  C08K9/08 ,  C09C1/3072 ,  C09C1/3676 ,  C09C3/10 ,  C09D7/68 ,  Y10T428/2998

    摘要： An opacifying particle including a pigment particle having an average particle diameter of from 0.15 micron to 1.0 micron and a refractive index of at least 1.8, the pigment particle being at least partially encapsulated in a polymeric shell having a calculated thickness of from 35 nm to 200 nm, wherein the polymeric shell includes at least a first polymer phase and a second polymer phase, wherein the first polymer is substantially in contact with the surface of the pigment particle providing a calculated shell thickness of at least 25 mm. and wherein the first polymer has a refractive index of at least 0.03 units less than the refractive index of the second polymer is provided as is a composition such as, for example, a coating or a plastic including the opacifying particle. Further provided is a composition including pigment particles having an average particle diameter of from 0.15 micron to 1.0 micron and a refractive index of at least 1.8, the pigment particles being at least partially encapsulated in a shell of a first polymer having a calculated thickness of from 25 nm to 200 nm, and the encapsulated pigment particles in contact with from 10% to 600% by weight, based on the weight of the first polymer, second polymer, wherein the first polymer has a refractive index of at least 0.03 units less than the refractive index of the second polymer.

    摘要翻译： 一种不透明颗粒，其包含平均粒径为0.15微米至1.0微米且折射率至少为1.8的颜料颗粒，所述颜料颗粒至少部分包封在具有计算厚度为35nm至200的聚合物壳体中 nm，其中所述聚合物壳包括至少第一聚合物相和第二聚合物相，其中所述第一聚合物基本上与所述颜料颗粒的表面接触，从而提供至少25mm的计算外壳厚度。 并且其中所提供的第一聚合物的折射率比第二聚合物的折射率小至少0.03个单位，如组合物，例如包括不透明颗粒的涂层或塑料。 进一步提供了一种组合物，其包含平均粒径为0.15微米至1.0微米且折射率至少为1.8的颜料颗粒，颜料颗粒至少部分地包封在第一聚合物的壳体中，其计算厚度为 25nm至200nm，并且基于第一聚合物第二聚合物的重量，与10重量％至600重量％接触的包封颜料颗粒，其中第一聚合物的折射率小于 第二聚合物的折射率。