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    • 125. 发明授权
    • Electrocoating compositions and a process for coating electrically
conductive substrates
    • 电涂组合物和用于涂覆导电基材的方法
    • US5728283A
    • 1998-03-17
    • US648119
    • 1996-08-26
    • Hardy ReuterGunther OttWalter Jouck
    • Hardy ReuterGunther OttWalter Jouck
    • C08F290/06C08F2/58C08F20/28C08F290/00C08G18/32C08G18/67C09D5/44C09D175/04C09D175/14C09D175/16C08L63/00C25D11/00C25D13/00
    • C08F20/28C09D5/4492
    • The invention relates to aqueous eletrocoating �sic! compositions containing cathodically depositable synthetic resins, which electrocoating compositions are characterized in that they contain polymer microparticles which have a particle size of 0.01 to 10 .mu.m and are preparable by reacting (a) a polyisocyanate or a mixture of polyisocyanates with (b) an organic compound containing not only at least one ethylenically unsaturated double bond but also at least one active hydrogen atom per molecule or a mixture of such organic compounds and (c) an organic compound containing not only at least one active hydrogen atom but also at least one tertiary amino group and/or at least one ketimine group and/or at least one aldimine group per molecule or a mixture of such organic compounds and, if desired, (d) an organic compound other than (b) and (c) containing at least one active hydrogen atom per molecule or a mixture of such organic compounds. The reaction product thus obtained is dispersed in water and subjected to free radical polymerization, with at least 5 percent of the tertiary and/or primary amino groups present in the reaction product being neutralized with a Bronsted acid before, during or after dispersion.
    • PCT No.PCT / EP94 / 03088 Sec。 371日期:1996年8月26日 102(e)日期1996年8月26日PCT 1994年9月15日PCT PCT。 第WO95 / 08597号公报 日期1995年3月30日本发明涉及含有阴极可沉积的合成树脂的水性电涂层组合物,其电涂组合物的特征在于它们含有粒径为0.01至10μm的聚合物微粒,并且可通过使(a )多异氰酸酯或多异氰酸酯的混合物与(b)不仅含有至少一个烯键式不饱和双键,而且每分子含有至少一个活性氢原子的有机化合物或这些有机化合物的混合物,和(c)含有 不仅每个分子至少有一个活性氢原子,而且至少一个叔氨基和/或至少一个酮亚胺基团和/或至少一个醛亚胺基团或这些有机化合物的混合物,如果需要,(d) 除(b)和(c)以外的有机化合物每分子含有至少一个活性氢原子或这些有机化合物的混合物。 将由此获得的反应产物分散在水中并进行自由基聚合,反应产物中存在的叔胺和/或伯氨基的至少5%用Br + E,O + EE + nsted酸中和 ,分散期间或之后。
    • 127. 发明授权
    • Polymer and use of the polymer as grinding and dispersing resin and
binder for paint
    • 聚合物和使用聚合物作为研磨和分散树脂和粘合剂用于涂料
    • US5684078A
    • 1997-11-04
    • US211563
    • 1995-03-28
    • Arthur PfaffenschlagerAntonio Manoel Marques PereiraWilson Marques Canabrava
    • Arthur PfaffenschlagerAntonio Manoel Marques PereiraWilson Marques Canabrava
    • C08F2/24C08F257/00C08F257/02C08F265/00C08F265/04C08F265/06C08F291/00C09D151/00C09D151/06C08L31/02C08L33/24
    • C09D151/003C08F257/02C08F291/00C09D151/00Y10S525/902
    • The present invention relates to water-dilutable emulsion polymers prepared by multistep emulsion polymerization. To this end, (a1) 0.5 to 5.0% by weight of ethylenically unsaturated monomers containing carboxyl groups, and (a2) from 0.5 to 2.5% by weight of olefinically unsaturated carboxamides, where a total of from 1.0 to 8.0% by weight of hydrophilic ionic and hydrophilic nonionic olefinically unsaturated monomers are employed, and (b) from 92.0 to 99.0% by weight of further ethylenically unsaturated monomers containing no further functional groups, are polymerized in the first step of the emulsion polymerization, where the total amount of monomers in the first step is 100% by weight, and exclusively olefinically unsaturated monomers containing no further functional groups are polymerized in the second step of the emulsion polymerization, and the weight ratio between the monomers polymerized in the first step and the monomers polymerized in the second step is from 30-80%:20-70% by weight. The emulsion polymers are preferably used for the grinding resin for pigments, dispersion resins and as binders in physically drying aqueous lacquers for metallic surfaces, wood and mineral substrates.
    • PCT No.PCT / EP92 / 02282 Sec。 371日期:1995年3月28日 102(e)1995年3月28日PCT PCT 1992年10月2日PCT公布。 公开号WO93 / 07191 日期1994年04月15日本发明涉及通过多步乳液聚合制备的水可稀释乳液聚合物。 为此,(a1)0.5〜5.0重量%的含有羧基的烯属不饱和单体,(a2)0.5〜2.5重量%的烯属不饱和羧酰​​胺,其中总共为1.0〜8.0重量%的亲水性 使用离子型和亲水性非离子型烯属不饱和单体,(b)92.0-99.0%重量的不含其它官能团的其它烯属不饱和单体在乳液聚合的第一步中聚合,其中单体总量 第一步为100重量%,在乳液聚合的第二步骤中仅聚合含有不再具有官能团的烯属不饱和单体,并且在第一步骤中聚合的单体与在第二步骤中聚合的单体之间的重量比 为30-80%:20-70重量%。 乳液聚合物优选用于颜料,分散树脂的研磨树脂和用于金属表面,木材和矿物基材的物理干燥水性漆中的粘合剂。
    • 128. 发明授权
    • Process for the production of a multicoat refinish
    • 生产多层涂料的工艺
    • US5683745A
    • 1997-11-04
    • US596337
    • 1996-03-06
    • Hermann LiedtkeWerner KrausBernd Mayer
    • Hermann LiedtkeWerner KrausBernd Mayer
    • B05D1/02B05D5/00B05D7/00B05D1/36B05D7/16
    • B05D7/532B05D5/005C08L2201/50
    • The invention relates to a process for producing a multicoat refinish, in which a metallic basecoat is sprayed on the prepared damage site and the adjacent regions of the old finish, so that it is opaque (hiding) in the region of the damage site and gradually runs out in the region of the old finish. Finally, a clearcoat is applied to the basecoat and, if desired, to the adjacent regions of the old finish. The process is characterized in that 1. during the application of the basecoat composition to the adjacent regions of the old finish, the spraygun is inclined diagonally to the damage site, and 2. during the application of the basecoat composition, a normal or only slightly reduced (3.0-4.5 bar) spraygun pressure is used.
    • PCT No.PCT / EP94 / 02651 Sec。 371日期1996年3月6日 102(e)1996年3月6日PCT 1994年8月10日PCT PCT。 出版物WO95 / 07148 日期:1995年3月16日本发明涉及一种生产多层涂料的方法,其中将金属底涂层喷涂在制备的损坏部位和旧涂层的相邻区域上,使其在不透明(隐藏)的区域 损坏的场地逐渐用完了旧区域。 最后,将清漆涂在底漆上,如果需要,涂抹于旧饰面的相邻区域。 该方法的特征在于:1.在将底漆组合物施加到旧涂层的相邻区域时,喷枪相对于损伤部位倾斜倾斜,以及2.在底漆组合物施用期间,正常或仅略微 使用减压(3.0-4.5巴)喷枪压力。
    • 129. 发明授权
    • Process for spray-painting with aqueous paints
    • 用水性涂料喷涂的方法
    • US5658616A
    • 1997-08-19
    • US571936
    • 1996-02-12
    • Lutz Werner GrossEgon WegnerDietmar Chmielewski
    • Lutz Werner GrossEgon WegnerDietmar Chmielewski
    • B05B15/04B05B12/14B05B15/12B05D1/02B05D3/00B05D5/06C08J11/00C09D7/00C09D7/14B05D7/14
    • B05B15/1266B05D1/02B05D5/061B05D2401/20Y02P70/36
    • The invention relates to a process for spray-painting with aqueous paints, in which paints with different colors are processed, recovered paint is recycled, if desired after admixing with newly supplied paint (fresh paint), to the coating operation, and(a) the substrates are selected such that some of the substrates can painted using a mixture of the paints with different colors ("mixed paint"), and(b) the substrates are selected such that the proportion of the paints with different colors in the overall amount of paint processed is from 10 to 90% by weight, and(c) the substrates are selected such that the proportion in which the paints with different colors are processed corresponds to the proportional content of the paints with different colors in the mixed paint, and/or(d) care is taken, by selecting the color of the fresh paint which is admixed, to ensure that the recovered paint has the same color as the mixed paint.
    • PCT No.PCT / EP94 / 02011 Sec。 371日期:1996年2月12日 102(e)日期1996年2月12日PCT提交1994年6月20日PCT公布。 出版物WO95 / 02010 日期1995年1月19日本发明涉及一种用水性涂料进行喷涂的方法,其中加工不同颜色的油漆,如果需要,在将新提供的油漆(新鲜涂料)与涂料操作混合后,回收的油漆被再循环 ,以及(a)选择基材,使得一些基材可以使用不同颜色的涂料(“混合涂料”)的混合物进行涂漆,和(b)选择基材使得涂料与不同颜料的比例 所加工的油漆总量的颜色为10〜90重量%,(c)选择基材,使得加工不同颜色的涂料的比例对应于不同颜色的涂料的比例含量 混合涂料,和/或(d)通过选择混合的新鲜油漆的颜色进行保养,以确保回收的油漆与混合油漆具有相同的颜色。