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    • 2. 发明授权
    • Process for preparing metal oxide slurry suitable for semiconductor chemical mechanical polishing
    • 制备适用于半导体化学机械抛光的金属氧化物浆料的方法
    • US06551367B2
    • 2003-04-22
    • US09867522
    • 2001-05-31
    • Kil Sung LeeJae Seok LeeSeok Jin KimTu Won Chang
    • Kil Sung LeeJae Seok LeeSeok Jin KimTu Won Chang
    • C09K314
    • C09K3/1463C09G1/02
    • There is disclosed a process for preparing a metal oxide CMP slurry suitable for semiconductor devices, wherein a mixture comprising 1 to 50 weight % of a metal oxide and 50 to 99 weight % of water is mixed in a pre-mixing tank, transferred to a dispersion chamber with the aid of a transfer pump, allowed to have a flow rate of not less than 100 m/sec by pressurization with a high pressure pump, and subjected to counter collision for dispersion through two orifices in the dispersion chamber. The slurry has particles which are narrow in particle size distribution, showing an ultrafine size ranging from 30 to 500 nm. Also, the slurry is not polluted at all during its preparation and shows no tailing phenomena, so that it is preventive of &mgr;-scratching. Therefore, it can be used in the planarization for shallow trench isolation, interlayer dielectrics and inter metal dielectrics through a CMP process.
    • 公开了一种制备适用于半导体器件的金属氧化物CMP浆料的方法,其中将包含1至50重量%的金属氧化物和50至99重量%的水的混合物混合在预混合罐中,转移至 借助于输送泵的分散室,通过用高压泵加压使其具有不小于100m /秒的流速,并通过分散室中的两个孔进行反向碰撞以进行分散。 该浆料具有粒径分布窄的粒子,显示出30〜500nm的超细尺寸。 此外,浆料在其制备过程中根本不会被污染,并且不显示拖尾现象,因此可以防止刮擦。 因此,可以通过CMP工艺在浅沟槽隔离,层间电介质和金属间电介质的平面化中使用。
    • 7. 发明授权
    • Polythiophene-based conductive polymer liquid composition of high conductivity and transparency
    • 聚噻吩基导电聚合物液体组成具有高导电性和透明度
    • US06248818B1
    • 2001-06-19
    • US09432620
    • 1999-11-03
    • Hyun Don KimHae Ryong ChungMin Kyo CheongTu Won Chang
    • Hyun Don KimHae Ryong ChungMin Kyo CheongTu Won Chang
    • C08J510
    • C08G61/126C09D5/24
    • Disclosed are polythiophene-based conductive polymer liquid compositions of high conductivity and transparency. The compositions comprise 16-32 weight % of an aqueous polythiophene-based conductive polymer solution, 52-80 weight % of an alcohol solvent, 1-12 weight % of an amide solvent, 0.01-0.4 weight % of a sulfonic acid group-containing monomer dopant, and optionally 2-8 weight % of an alkoxysilane. The compositions can be applied to transparent substrates to form coatings which have a surface resistance of 1 k&OHgr;/□ or less and a transmittance of 92% or higher. With the excellent conductivity and transparency, the compositions are useful as electromagnetic wave-shielding materials, finding numerous applications in cathode ray tube screens (TV sets and computer monitors) as well as CPP films, polyethyleneterephthalate films, polycarbonate panels, and acryl panels.
    • 公开了具有高导电性和透明性的聚噻吩基导电聚合物液体组合物。 组合物包含16-32重量%的聚噻吩基导电聚合物水溶液,52-80重量%的醇溶剂,1-12重量%的酰胺溶剂,0.01-0.4重量%的含磺酸基 单体掺杂剂和任选的2-8重量%的烷氧基硅烷。 该组合物可以应用于透明基材以形成表面电阻为1kOMEGA /平方或更小,透光率为92%或更高的涂层。 具有优异的导电性和透明度,该组合物可用作电磁波屏蔽材料,在阴极射线管屏幕(电视机和计算机显示器)以及CPP膜,聚对苯二甲酸乙二醇酯膜,聚碳酸酯板和丙烯酸板中得到广泛应用。
    • 8. 发明授权
    • Polymer composition for coatings with high refractivity conductivity, and transparancy
    • 具有高折射率电导率和透明度的涂料用聚合物组合物
    • US06235827B1
    • 2001-05-22
    • US09455698
    • 1999-12-07
    • Hyun Don KimHae Ryong ChungMin Kyo CheongTu Won Chang
    • Hyun Don KimHae Ryong ChungMin Kyo CheongTu Won Chang
    • C08K310
    • H01B1/127C03C17/32C09D5/24
    • Disclosed is a polymer composition for coatings with high refractivity, conductivity and transparency. The composition comprises 2-20 weight % of an aqueous polythiophene-based conductive polymer solution having a solid content of 1.2-1.5 weight %; 0.5-20 weight % of a highly refractive, inorganic sol solution having a solid content of 14-16 weight %; 50-97.4 weight % of an alcohol containing 1-3 carbon atoms; 0.1-10 weight % of an amide solvent; 0.005-0.1 weight % of a water- or an alcohol-soluble resin binder; and 0.005-0.05 weight % of a sulfonic acid group-containing monomer dopant. The composition can be applied to CRT external glass and other transparent substrates to allow thin films which have a refractive index of 1.6-2.0, a transmittance of 90-98% and a surface resistance of 1×103-1×108 &OHgr;/□.
    • 公开了一种具有高折射率,导电性和透明度的涂料用聚合物组合物。 该组合物包含2-20重量%的固体含量为1.2-1.5重量%的聚噻吩基导电聚合物水溶液; 0.5-20重量%的固体含量为14-16重量%的高折射无机溶胶溶液; 50-97.4重量%的含有1-3个碳原子的醇; 0.1-10重量%的酰胺溶剂; 0.005-0.1重量%的水溶性或醇溶性树脂粘合剂; 和0.005-0.05重量%的含磺酸基单体掺杂剂。 该组合物可以应用于CRT外部玻璃和其它透明基板,以允许折射率为1.6-2.0,透射率为90-98%,表面电阻为1×103-1×108欧米亚/平方的薄膜。