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    • 4. 发明申请
    • Holographic storage medium
    • 全息存储介质
    • US20060078802A1
    • 2006-04-13
    • US10964092
    • 2004-10-13
    • Kwok ChanBrian LawrenceEugene Boden
    • Kwok ChanBrian LawrenceEugene Boden
    • G03H1/04
    • G11B7/245G03F7/001G03H2001/0264G11B7/1275G11B7/24044G11B7/26
    • Disclosed herein is a method of manufacturing a data storage media comprising mixing a photoactive material, a photosensitizer and an organic binder material to form a holographic composition, wherein the photoactive material undergoes a change in color upon reaction with the photosensitizer; and molding the holographic composition into holographic data storage media. Disclosed herein too is a method for recording information comprising irradiating an article that comprises a photoactive material; a photosensitizer and an organic polymer, wherein the irridation is conducted with electromagnetic energy having a wavelength of about 350 to about 1,100 nanometers, wherein the photoactive material can undergo a change in color upon reaction with the photosensitizer; and reacting the photoactive material to record data in holographic form.
    • 本文公开了一种制造数据存储介质的方法,包括混合光活性材料,光敏剂和有机粘合剂材料以形成全息组合物,其中光敏材料在与光敏剂反应时经历颜色变化; 并将全息组合物模制成全息数据存储介质。 本文还公开了一种用于记录信息的方法,包括:照射包含光活性材料的物品; 光敏剂和有机聚合物,其中用波长为约350至约1100纳米的电磁能进行刺激,其中光敏材料在与光敏剂反应时可能发生颜色变化; 并使光活性材料反应以全息形式记录数据。
    • 6. 发明申请
    • COMPOSITIONS AND METHODS FOR POLYMER COMPOSITES
    • 聚合物复合材料的组合物和方法
    • US20070299188A1
    • 2007-12-27
    • US11766423
    • 2007-06-21
    • Kwok ChanErik HagbergTara MullenRoy OdleJames WhiteNorimitsu Yamaguchi
    • Kwok ChanErik HagbergTara MullenRoy OdleJames WhiteNorimitsu Yamaguchi
    • C08K9/04C08K5/50
    • C08J3/201B82Y30/00C01B33/44C08J5/005C08K3/346C08K5/50C08K9/04
    • This invention relates to organic salt compositions useful in the preparation of organoclay compositions, polymer-organoclay composite compositions, and methods for the preparation of polymer nanocomposites. In one embodiment, the present invention provides a method of making a polymer-organoclay composite composition, said method comprising melt mixing a quaternary organoclay composition comprising alternating inorganic silicate layers and organic layers, said organic layers comprising a quaternary organic cation with a polymeric resin comprising at least one polymer selected from the group consisting of polyamides, polyesters, polyarylene sulfides, polyarylene ethers, polyether sulfones, polyether ketones, polyether ether ketones, polyphenylenes, and polycarbonates, said polymeric resin being substantially free of polyetherimides; said melt mixing being carried out at a temperature in a range between about 300° C. and about 450° C. to provide a polymer-organoclay composite composition, said polymer-organoclay composite composition being characterized by a percent exfoliation of at least 10 percent.
    • 本发明涉及可用于制备有机粘土组合物,聚合物 - 有机粘土复合材料组合物和制备聚合物纳米复合材料的方法的有机盐组合物。 在一个实施方案中,本发明提供了制备聚合物 - 有机粘土复合材料组合物的方法,所述方法包括熔融混合包含交替的无机硅酸盐层和有机层的季有机粘土组合物,所述有机层包含季铵有机阳离子与聚合树脂, 选自聚酰胺,聚酯,聚亚芳基硫醚,聚亚芳基醚,聚醚砜,聚醚酮,聚醚醚酮,聚苯基和聚碳酸酯的至少一种聚合物,所述聚合物树脂基本上不含聚醚酰亚胺; 所述熔体混合在约300℃至约450℃之间的温度下进行,以提供聚合物 - 有机粘土复合材料组合物,所述聚合物 - 有机粘土复合组合物的特征在于至少10%的剥离百分比 。
    • 7. 发明申请
    • Novel human virus causing respiratory tract infection and uses thereof
    • 引起呼吸道感染的新型人类病毒及其用途
    • US20060034853A1
    • 2006-02-16
    • US11129741
    • 2005-05-16
    • Kwok YuenChiu Yat WooKar Pui LauKwok Chan
    • Kwok YuenChiu Yat WooKar Pui LauKwok Chan
    • A61K39/42C07H21/04C12P21/06C07K14/005
    • C12Q1/701A61K39/12A61K39/215C07K14/005C12N7/00C12N2770/20021C12N2770/20022C12N2770/20034
    • The present invention provides the complete genomic sequence of a novel human coronavirus, coined as human coronavirus-HKU1 (“HCoV-HKU1”), isolated in Hong Kong. The virus belongs to the order Nidovirales of the family Coronaviridae, being a single-stranded RNA virus of positive polarity. Futher study on nasopharyngeal aspirates from patients with community-acquired pnbeumonia has revealed that there are two genotypes, genotype A and genotype B, for this virus. In addition to the genomic sequences of these two genotypes, the invention provides the deduced amino acid sequences of the complete genome of the CoV-HKU1. The nucleotide sequences and deduced amino acid sequences of the HCoV-HKU1 are useful in preventing, diagnosing and/or treating the infection by HCoV-HKU1. Furthermore, the invention provides immunogenic and vaccine preparations using recombinant and chimeric forms as well as subunits of the HCoV-HKU1 based on the nucleotide sequences and deduced amino acid sequences of the HCoV-HKU1.
    • 本发明提供了在香港分离的作为人冠状病毒HKU1(“HCoV-HKU1”)的新型人冠状病毒的完整基因组序列。 该病毒属于冠状病毒科家族的Nidovirales,是正极性的单链RNA病毒。 对社区获得性pnbeumonia患者的鼻咽抽吸物的进一步研究表明,该病毒有两种基因型,A型和B型基因型。 除了这两种基因型的基因组序列外,本发明提供了CoV-HKU1完整基因组的推导的氨基酸序列。 HCoV-HKU1的核苷酸序列和推定的氨基酸序列可用于预防,诊断和/或治疗HCoV-HKU1的感染。 此外,本发明基于HCoV-HKU1的核苷酸序列和推定的氨基酸序列,提供使用重组和嵌合形式以及HCoV-HKU1的亚基的免疫原性和疫苗制剂。
    • 9. 发明申请
    • Electric toothbrush
    • 电动牙刷
    • US20050011023A1
    • 2005-01-20
    • US10622062
    • 2003-07-17
    • Kwok Chan
    • Kwok Chan
    • A61C17/34A61C17/22
    • A61C17/3472A61C17/3436A61C17/3463
    • A brushing attachment for an electric toothbrush includes an elongate neck, a head at an end of the neck, a tuft block located at the head and having bristles parallel to an axis extending in a direction substantially normal to the neck. The tuft block is mounted to the head so as to be movable linearly along the axis and pivotally about the axis. There is a recess in the tuft block facing toward the neck. A driveshaft extends through the neck and has and angularly offset arm received within the recess to effect movement of the tuft block.
    • 用于电动牙刷的刷牙附件包括细长的颈部,颈部的头部的头部,位于头部的刷毛簇,并且具有平行于基本上垂直于颈部的方向延伸的轴线的刷毛。 刷毛束块被安装到头部,以便沿轴线线性移动并围绕轴线枢转。 刷毛簇上有一个朝向颈部的凹槽。 驱动轴延伸穿过颈部并且具有并且成角度地抵靠容纳在凹部内的臂以实现刷毛簇的移动。
    • 10. 发明申请
    • METHODS OF PREPARING POLYMER-ORGANOCLAY COMPOSITES AND ARTICLES DERIVED THEREFROM
    • 制备聚合物 - 组织复合材料的方法及其衍生物
    • US20080004391A1
    • 2008-01-03
    • US11766456
    • 2007-06-21
    • Kwok ChanSarah GenoveseErik HagbergDavid HallJohn MaxamTara MullenRoy OdleAlbert StellaJames White
    • Kwok ChanSarah GenoveseErik HagbergDavid HallJohn MaxamTara MullenRoy OdleAlbert StellaJames White
    • C08K9/04
    • C08F2/44
    • A method for preparing a polymer-organoclay composite composition comprises combining a solvent and an unexfoliated organoclay to provide a first mixture, wherein the unexfoliated organoclay comprises alternating inorganic silicate layers and organic layers, and has an initial spacing between the silicate layers; exposing the first mixture to an energized condition of a sufficient intensity and duration to increase the initial spacing of the inorganic silicate layers, to provide a second mixture; contacting the second mixture with a polymer composition so that the polymer composition fills at least one region located between at least one pair of silicate layers, wherein the polymer composition is at least partially soluble in the solvent; and removing at least a portion of the solvent from the second mixture, wherein the inorganic silicate layers remain separated by the polymer after removal of the solvent.
    • 一种制备聚合物 - 有机粘土复合材料组合物的方法,包括将溶剂和未剥离的有机粘土组合以提供第一混合物,其中未剥离的有机粘土包含交替的无机硅酸盐层和有机层,并且在硅酸盐层之间具有初始间隔; 将第一混合物暴露于足够强度和持续时间的通电状态以增加无机硅酸盐层的初始间隔,以提供第二混合物; 使所述第二混合物与聚合物组合物接触,使得所述聚合物组合物填充位于至少一对硅酸盐层之间的至少一个区域,其中所述聚合物组合物至少部分地可溶于所述溶剂中; 以及从所述第二混合物中除去至少一部分所述溶剂,其中在去除所述溶剂之后,所述无机硅酸盐层保持被所述聚合物分离。