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    • 3. 发明授权
    • Solution and process to pretreat copper surfaces
    • 预处理铜表面的方法和工艺
    • US06562149B1
    • 2003-05-13
    • US09601494
    • 2000-08-22
    • Udo GrieserHeinrich Meyer
    • Udo GrieserHeinrich Meyer
    • C23C2248
    • C23F1/18C23C22/52C23C22/83H05K3/383H05K3/389H05K3/4611H05K2203/0796H05K2203/124
    • The invention concerns processes and solutions for the preliminary treatment of copper surfaces which are subsequently to be firmly bonded to organic substrates. The solution is used, in particular, for firmly bonding laminated multilayered printed circuit boards and for firmly bonding resists to the copper surfaces of printed circuit boards. The solutions contain (a) hydrogen peroxide; (b) at least one acid; (c) at least one nitrogen-containing, five-membered heterocyclic compound which does not contain any sulphur, selenium or tellurium atom in the heterocycle; and (d) at least one adhesive compound from the group consisting of sulfinic acids, seleninic acids, tellurinic acids, heterocyclic compounds containing at least one sulphur, selenium and/or tellurium atom in the heterocycle, and sulfonium, selenonium and telluronium salts having the general formula (A), in which A stands for S, Se or Te; R1, R2 and R3 stand for alkyl, substituted alkyl, alkenyl, phenyl, substituted phenyl, benzyl, cycloalkyl, substituted cycloalkyl, R1, R2 and R3 being the same or different; and X− stands for an anion of an inorganic or organic acid or hydroxide, provided that the acid selected to constitute component (b) is not identical to the sulfinic, seleninic or tellurinic acids selected as component (d).
    • 本发明涉及用于铜表面的初步处理的方法和解决方案,其随后将牢固地结合到有机基底上。 特别地,该溶液用于牢固地粘结层叠的多层印刷电路板,并将抗蚀剂牢固地粘合到印刷电路板的铜表面。 溶液含有(a)过氧化氢; (b)至少一种酸; (c)至少一种在杂环中不含硫,硒或碲原子的含氮五元杂环化合物; 和(d)至少一种由亚磺酸,硒酸,碲酸,杂环中含有至少一个硫,硒和/或碲原子的杂环化合物组成的组,以及锍,硒和碲鎓盐,其具有 通式(A),其中A代表S,Se或Te; R1,R2和R3代表烷基,取代的烷基,烯基,苯基,取代的苯基,苄基,环烷基,取代的环烷基,R1,R2和R3相同或不同; 并且X代表无机或有机酸或氢氧化物的阴离子,条件是选自构成组分(b)的酸与选自组分(d)的亚磺酸,硒化或碲酸反应不同。
    • 4. 发明授权
    • Process for metallization of a nonconductor surface
    • 非导体表面的金属化工艺
    • US5693209A
    • 1997-12-02
    • US518575
    • 1995-08-23
    • Burkhard BresselHeinrich MeyerWalter MeyerKlaus Gedrat
    • Burkhard BresselHeinrich MeyerWalter MeyerKlaus Gedrat
    • C08G61/12C25D5/56H05K3/18
    • H05K3/188C08G61/123C25D5/56H05K2203/0796Y10S205/92
    • The process for directly metallizing a circuit board having nonconductor surfaces, includes reacting the nonconductor surface with an alkaline permanganate solution to form manganese dioxide chemically adsorbed on the nonconductor surface; forming an aqueous solution of a weak acid and of pyrrole or a pyrrole derivative and soluble oligomers thereof; contacting the aqueous solution containing the pyrrole monomer and its oligomers with the nonconductor surface having the manganese dioxide adsorbed chemically thereon to deposit an adherent, electrically conducting, insoluble polymer product on the nonconductor surface; and directly electrodepositing metal on the nonconductor surface having the insoluble adherent polymer product formed thereon. The oligomers are advantageously formed in aqueous solution containing 0.1 to 200 g/l of the pyrrole monomer at a temperature between room temperature and the freezing point of the solution.
    • 用于直接金属化具有非导体表面的电路板的方法包括使非导体表面与碱性高锰酸盐溶液反应以形成化学吸附在非导体表面上的二氧化锰; 形成弱酸和吡咯或吡咯衍生物及其可溶性低聚物的水溶液; 使含有吡咯单体及其低聚物的水溶液与其上具有化学吸附的二氧化锰的非导体表面接触,以在非导体表面上沉积粘附的导电不溶性聚合物产物; 并在其上形成有不溶性粘附聚合物产物的非导体表面上直接电沉积金属。 低聚物有利地在室温至溶液凝固点之间的温度下形成含有0.1至200g / l吡咯单体的水溶液。
    • 8. 发明授权
    • Process for manufacturing inductive counting systems
    • 制造感应计数系统的过程
    • US6120672A
    • 2000-09-19
    • US068404
    • 1998-06-05
    • Franz KohnleHeinrich MeyerGonzalo Urrutia Desmaison
    • Franz KohnleHeinrich MeyerGonzalo Urrutia Desmaison
    • G06K19/07B42D15/10C23C18/16C23C18/18G06K19/067G06K19/077H05K3/18C23C28/00
    • H05K3/184C23C18/1605C23C18/1653G06K19/067
    • A process is described for producing inductively operating counting systems by forming a conducting structure on an electrically non-conducting substrate, comprising a step involving the application of a suitable catalyst for the currentless deposition of metals onto the electrically non-conducting substrate as well as conventional pretreatment and post-treatment steps. The following process steps are essential for the process according to the invention:1) Application of a liquid photoresist, the liquid photoresist being printed only onto the surface not subsequently covered by the conductive pattern and onto the fine-structured portions of the conduction pattern,2) Subsequent photostructuring of the fine-structured portions of the conductive pattern by illumination and subsequent developing,3) Subsequent currentless deposition of a first thin metallic layer onto the exposed, catalytically coated surface regions,4) Subsequent electrolytic deposition of a second metallic layer onto the first metallic layer, and5) Subsequent application of a decorative protective lacquer or varnish film.
    • PCT No.PCT / EP97 / 00845 Sec。 371日期:1998年6月5日 102(e)1998年6月5日PCT 1997年2月21日提交PCT公布。 公开号WO97 / 39163 日期1997年10月23日描述了一种用于通过在非导电衬底上形成导电结构来生产电感计数系统的方法,其包括施加合适的催化剂以将金属无电镀沉积到非导电 底物以及常规的预处理和后处理步骤。 以下工艺步骤对于根据本发明的方法是必需的:1)液体光致抗蚀剂的应用,液态光致抗蚀剂仅被印刷在随后被导电图案覆盖的表面上和导电图案的精细结构部分上, 2)通过照明和随后的显影对导电图案的精细结构部分进行随后的光结构,3)随后无电镀沉积第一薄金属层到暴露的,催化涂覆的表面区域上,4)随后的电解沉积第二金属层 在第一金属层上,以及5)随后应用装饰性保护漆或清漆膜。
    • 9. 发明授权
    • Process for the electrolytic deposition of metal layers
    • 金属层电解沉积工艺
    • US6099711A
    • 2000-08-08
    • US66313
    • 1998-04-23
    • Wolfgang DahmsHeinrich MeyerStefan Kretschmer
    • Wolfgang DahmsHeinrich MeyerStefan Kretschmer
    • C25D3/38C25D5/18H05K3/24C25D21/18
    • C25D3/38C25D5/18H05K3/241Y10S205/92
    • The invention relates to a method for the electrolytic deposition of metal coatings, in particular of copper coatings with certain physical-mechanical and optical properties and uniform coating thickness. According to known methods using soluble anodes and applying direct current, only uneven metal distribution can be attained on complex shaped workpieces. By using a pulse current or pulse voltage method, the problem of the coatings being of varying thickness at various places on the workpiece surfaces can indeed be reduced. However, the further problem of the geometric ratios being changed continuously during the depositing process by dissolving of the anodes is not resolved thus. This can be avoided by using insoluble anodes. In order to guarantee sufficient stability of the anodes and a bright coating even at those points on the workpiece surfaces, onto which the metal is deposited with high current density, it is essential to add compounds of an electrochemically reversible redox system to the depositing solution.
    • PCT No.PCT / EP96 / 05140 Sec。 371日期:1998年4月23日 102(e)1998年4月23日PCT 1996年11月21日PCT PCT。 出版物WO97 / 19206 日期1997年5月29日本发明涉及金属涂层的电解沉积方法,特别是具有一定物理机械和光学性质以及均匀涂层厚度的铜涂层的电解沉积方法。 根据已知的使用可溶性阳极并施加直流电流的方法,在复杂形状的工件上只能获得不均匀的金属分布。 通过使用脉冲电流或脉冲电压法,可以确实减少涂层在工件表面各处的厚度变化的问题。 然而,在沉积过程中通过溶解阳极的几何比例的连续变化的另外的问题并不解决。 这可以通过使用不溶性阳极来避免。 为了确保阳极和光亮涂层的稳定性,即使在工件表面上的这些点,金属以高电流密度沉积在其上,必须将电化学上可逆的氧化还原体系的化合物添加到沉积溶液中。