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    • 1. 发明授权
    • Production of striking surfaces for matches
    • 生产打击表面的比赛
    • US4315961A
    • 1982-02-16
    • US167219
    • 1980-07-09
    • Wilhelm AdamHannsjorg UlrichFranz-Josef DanyGerd Kalteyer
    • Wilhelm AdamHannsjorg UlrichFranz-Josef DanyGerd Kalteyer
    • B24D3/28C06F3/08B05D3/02
    • B24D3/28C06F3/08Y10T428/3179Y10T428/31866
    • The invention relates to a process for making striking surfaces wherein red phosphorus, abrasive agents, and binders which are in the form of aqueous urea/formaldehyde or melamine/formaldehyde-condensates, are made into an aqueous suspension which is applied on to a striking surface substrate. More particularly, the suspension, based on the solid matter content of the condensates used as binder, is admixed with 5 to 20 weight %, calculated as solid matter, of an agent cross-linking the amine resin, the cross-linking agent being a polyester or copolymer produced by subjecting an acryl and/or methacryl ester to copolymerization with vinyl acetate in a ratio by weight of 1:9 to 9:1. A pH-value within the range 6.5 to 8.0 is established in the mixture, in the event of the cross-linking agent being a copolymer, or a pH-value within the range 7 to 11 is established, in the event of the cross-linking agent being a polyester.
    • 本发明涉及一种制造冲击表面的方法,其中以尿素/甲醛水溶液或三聚氰胺/甲醛 - 缩合物的形式将红磷,研磨剂和粘合剂制成水性悬浮液, 基质。 更具体地,基于用作粘合剂的冷凝物的固体物质含量的悬浮液与作为固体物质的5至20重量%的交联胺树脂的试剂混合,交联剂为 通过使丙烯酰基和/或甲基丙烯酸酯与乙酸乙烯酯以1:9至9:1的重量比进行共聚而制备的聚酯或共聚物。 在交联剂为共聚物的情况下,或建立了7〜11的pH值的情况下,在混合物中建立pH值为6.5〜8.0的pH值, 交联剂为聚酯。
    • 3. 发明授权
    • Process and apparatus for separating mercury and red phosphorus from one
another
    • 将汞和红磷彼此分离的方法和设备
    • US4743298A
    • 1988-05-10
    • US921757
    • 1986-10-22
    • Hannsjorg UlrichAchim Gassen
    • Hannsjorg UlrichAchim Gassen
    • B01D15/00C22B43/00C22B3/00
    • C22B43/00C22B3/24Y02P10/234
    • A mixture of mercury and red phosphorus obtained by flowing an aqueous solution having at least one mercury salt dissolved in it through a layer of granular red phosphorus in a column arranged in upright position and provided, close to its lower end, with means supporting the layer of red phosphorus, is separated into its constituents. To this end, fluidizing matter is forced from below under pressure over a period of 5-30 minutes through the said means and layer of red phosphorus thereon, the mercury/red phosphorus-mixture covered with solution and provided with flow deflecting paths becoming lifted up; mercury dropping from the mixture so lifted is collected over a period of 5-30 minutes on the supporting means; fluidizing matter is forced from above under pressure over a period of 1-20 seconds into contact with the said mixture; and the mercury running down from the supporting means is collected. Apparatus for carrying out the process.
    • 通过将具有溶解在其中的至少一种汞盐的水溶液通过在直立位置排列并且靠近其下端设置的柱中的粒状红磷层流动而获得的汞和红磷混合物与支撑层 的红磷分离成其成分。 为此,在5-30分钟的压力下,通过所述装置和红磷层在压力下迫使流化物质从下方施加,所述水银/红磷混合物被溶液覆盖并且设置有流动偏转路径 ; 在支撑装置上收集从如此提升的混合物中滴下的汞在5-30分钟内收集; 流化物质在上述压力下在1-20秒的时间内与所述混合物接触; 从支撑装置向下流动的汞被收集。 用于执行该过程的装置。