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    • 1. 发明授权
    • Method of treating a substrate with stable bleaches with coloring agents
    • 用着色剂处理具有稳定漂白剂的底物的方法
    • US08148312B2
    • 2012-04-03
    • US13237817
    • 2011-09-20
    • Thomas W. KaaretDarin K. GriffithKlein A. RodriguesWilliam L. Smith
    • Thomas W. KaaretDarin K. GriffithKlein A. RodriguesWilliam L. Smith
    • C11D3/02C11D3/37
    • C08F2/18C08F8/44C08F212/08C08F220/06C08F2800/20C11D3/3757C11D3/3765C11D3/3956C11D3/42C08F2/44
    • The invention provides an aqueous bleaching solution for substrate treatment comprising a source of oxidant and a suspended polymer matrix having a plurality of optically functional particles associated with one or more copolymers present in the polymer matrix. The plurality of optically functional particles are associated with the copolymer during polymerization of at least one hydrophobic and at least one hydrophilic monomer so as to form a polymer matrix useful to impart an aqueous bleaching solution with optically functional properties providing a benefit to the solutions during storage, use and application to substrates for treatment. In accordance with various embodiments of the invention, the suspended polymer matrix forms a substantially stable dispersion of the optically functional particles in the aqueous bleaching solution, and provides compositions, methods and kits for employing aqueous bleaching solutions having optically functional properties that are maintained over substantially long storage times.
    • 本发明提供了用于底物处理的水性漂白溶液,其包括氧化剂源和悬浮聚合物基质,其具有与存在于聚合物基质中的一种或多种共聚物相关联的多个光学功能性颗粒。 在至少一种疏水性和至少一种亲水性单体的聚合过程中,多种光学功能性颗粒与共聚物相关联,以便形成聚合物基质,其可用于赋予具有光学功能性质的水性漂白溶液以提供储存期间的溶液的益处 ,使用和应用于底物进行治疗。 根据本发明的各种实施方案,悬浮聚合物基质形成水性漂白溶液中的光学功能性颗粒的基本上稳定的分散体,并且提供了使用具有光学功能特性的水性漂白溶液的组合物,方法和试剂盒, 长存储时间。
    • 2. 发明申请
    • Stable Bleaches With Coloring Agents
    • 稳定的漂白剂与着色剂
    • US20080221005A1
    • 2008-09-11
    • US12013576
    • 2008-01-14
    • Thomas W. KaaretDarin K. GriffithKlein A. RodriguesWilliam L. Smith
    • Thomas W. KaaretDarin K. GriffithKlein A. RodriguesWilliam L. Smith
    • C11D3/02C11D3/37
    • C08F2/18C08F8/44C08F212/08C08F220/06C08F2800/20C11D3/3757C11D3/3765C11D3/3956C11D3/42C08F2/44
    • The invention provides an aqueous bleaching solution for substrate treatment comprising a source of oxidant and a suspended polymer matrix having a plurality of optically functional particles associated with one or more copolymers present in the polymer matrix. The plurality of optically functional particles are associated with the copolymer during polymerization of at least one hydrophobic and at least one hydrophilic monomer so as to form a polymer matrix useful to impart an aqueous bleaching solution with optically functional properties providing a benefit to the solutions during storage, use and application to substrates for treatment. In accordance with various embodiments of the invention, the suspended polymer matrix forms a substantially stable dispersion of the optically functional particles in the aqueous bleaching solution, and provides compositions, methods and kits for employing aqueous bleaching solutions having optically functional properties that are maintained over substantially long storage times.
    • 本发明提供了用于底物处理的水性漂白溶液,其包括氧化剂源和悬浮聚合物基质,其具有与存在于聚合物基质中的一种或多种共聚物相关联的多个光学功能性颗粒。 在至少一种疏水性和至少一种亲水性单体的聚合过程中,多种光学功能性颗粒与共聚物相关联,以便形成聚合物基质,其可用于赋予具有光学功能性质的水性漂白溶液以提供储存期间的溶液的益处 ,使用和应用于底物进行治疗。 根据本发明的各种实施方案,悬浮聚合物基质形成水性漂白溶液中的光学功能性颗粒的基本上稳定的分散体,并且提供了使用具有光学功能特性的水性漂白溶液的组合物,方法和试剂盒, 长存储时间。
    • 4. 发明授权
    • Oxidizing bleach composition
    • 氧化漂白剂组合物
    • US08642527B2
    • 2014-02-04
    • US11764621
    • 2007-06-18
    • Gregory van BuskirkScott CumberlandThomas W. KaaretWilliam L. Smith
    • Gregory van BuskirkScott CumberlandThomas W. KaaretWilliam L. Smith
    • C11D7/60
    • C11D3/3953A01N59/00B82Y30/00C11D3/1213C11D3/3956C11D7/20C11D11/0047C11D17/06
    • The invention provides an aqueous bleaching solution for substrate treatment. The aqueous bleaching solution features a source of oxidant and a plurality of optically functional nanoparticles. The optically functional nanoparticles are nanoparticles in the range of about 0.1 nanometers to about 400 nanometers in size. The aqueous bleaching solution may optionally include one or more an oxidant-stable surfactants and optionally, one or more oxidant-stable polymers, and adjuncts. The optically functional nanoparticles are extremely stable in the aqueous bleaching solution and remain substantially suspended in the aqueous bleaching solution due to their extremely small size despite having an average density greater than that of the bleaching solution. The optically functional nanoparticles provide at least one optical functional benefit to the bleaching solution owing to their uniform and stable suspension throughout the solution, including such benefits as uniform light absorption, light and radiation scattering, fluorescent emission, phosphorescent emission, coloration, and visual aesthetic benefits and the like. Further, optically functional benefits include those benefits provided to a substrate or surface treated with the aqueous bleaching solutions whereby the optically functional property is transferred either temporarily or permanently to the substrate or surface following contact with bleaching solutions containing the optically functional nanoparticles.
    • 本发明提供了用于底物处理的水性漂白溶液。 含水漂白溶液具有氧化剂源和多个光学功能纳米颗粒。 光学功能纳米颗粒是尺寸在约0.1纳米至约400纳米范围内的纳米颗粒。 含水漂白溶液可以任选地包括一种或多种氧化剂稳定的表面活性剂和任选的一种或多种氧化剂稳定的聚合物和助剂。 光学功能性纳米粒子在水性漂白溶液中非常稳定,并且由于其极小的尺寸而保持基本上悬浮在含水漂白溶液中,尽管其平均密度大于漂白溶液的平均密度。 光学功能纳米颗粒由于其在整个溶液中均匀稳定的悬浮液而对漂白溶液提供至少一种光学功能有益效果,包括均匀的光吸收,光和辐射散射,荧光发射,磷光发射,着色和视觉美学等优点 利益等。 此外,光学功能优点包括提供给用水性漂白溶液处理的底物或表面的那些益处,由此在与含有光学功能纳米颗粒的漂白溶液接触之后光学功能性质暂时或永久地转移到基底或表面。
    • 5. 发明授权
    • Sequesterants as hypochlorite bleach enhancers
    • 螯合剂作为次氯酸盐漂白剂增强剂
    • US06297209B1
    • 2001-10-02
    • US08642981
    • 1996-05-10
    • Thomas W. KaaretWilliam L. Smith
    • Thomas W. KaaretWilliam L. Smith
    • C11D3395
    • C11D3/3956C11D3/3765
    • Sequestering agents for use as a whitening and fabric strength enhancer for aqueous hypochlorite bleach compositions are provided. It was found that the sequesterants when used with hypochlorite in the presence of soluble heavy metal ions, particularly iron and manganese ions, provide significantly improved whitening and fabric protection. Most preferably, the sequesterants are selected from polyacrylic acid, a polyacrylic acid derivative, a copolymer of acrylic acid or methacrylic acid and a comonomer which is maleic acid or maleic anhydride and mixtures thereof. In one aspect, the sequesterants are employed in a method for laundering fabrics comprising: a) providing, in a wash liquor containing (i) at least about 40 ppb of iron cations or (ii) at least about 10 ppb of manganese cations, or (iii) the cations of both (i) and (ii), and a fabric piece; and b) adding either prior to, contemporaneously with, or after, the step of providing of said fabric piece to said wash liquor a hypochlorite composition which comprises one or more of said sequesterants. Preferably the sequesterant comprises at least 0.1 ppm by weight of said wash liquor and the hypochlorite composition is an alkali metal hypochlorite and said sequesterant has a molecular weight of between about 500 and 500,000 daltons.
    • 提供了用作次氯酸盐漂白剂组合物的增白剂和织物强度增强剂的螯合剂。 已发现,在可溶性重金属离子,特别是铁和锰离子存在下,与次氯酸盐一起使用时,螯合剂可显着改善美白和织物保护。 最优选地,螯合剂选自聚丙烯酸,聚丙烯酸衍生物,丙烯酸或甲基丙烯酸的共聚物和作为马来酸或马来酸酐的共聚单体及其混合物。 一方面,螯合剂用于洗涤织物的方法中,包括:a)在含有(i)至少约40ppb的铁阳离子或(ii)至少约10ppb的锰阳离子的洗涤液中,或 (iii)(i)和(ii)两者的阳离子和织物片; 和b)在向所述洗涤液提供包含一种或多种所述螯合剂的次氯酸盐组合物的步骤之前,同时或之后加入所述织物片的步骤。 优选地,螯合剂包含至少0.1ppm重量的所述洗涤液,次氯酸盐组合物是碱金属次氯酸盐,所述螯合剂的分子量为约500至500,000道尔顿。