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    • 1. 发明授权
    • Package for dry-resist material
    • 干燥材料包装
    • US4852732A
    • 1989-08-01
    • US881794
    • 1986-07-03
    • Hans WilskiHermann Schmidt
    • Hans WilskiHermann Schmidt
    • B65D65/02B32B15/085B65D81/26B65D85/00
    • B65D81/26B65D81/268Y10T428/1338Y10T428/1359
    • A package for photoresist material, particularly a dry resist, is substantially impermeable to water vapor, thereby preventing humidity-related effects which adversely influence the processability of the photoresist. The package can comprise a film tubing, the ends of which are closed by welding or gluing, into which a photoresist roll is placed. As the material for the film tubing, a composite material can be used which is formed of a polyester film as the support film, to which an aluminum foil is laminated or which is vacuum-metallized with aluminum and a polyethylene film laminated on top. A tinplate container can also be used as a package, the container being closed by soldering after placing the photoresist material inside the container. These packages generally have a permeability to water vapor of less than 0.01 gram of water vapor per square meter per day, at a humidity gradient of 97% and an ambient temperature of 23.degree. C.
    • 用于光致抗蚀剂材料的封装,特别是干式抗蚀剂,对于水蒸汽基本上是不可渗透的,从而防止对光致抗蚀剂的加工性产生不利影响的湿度相关效应。 包装可以包括胶片管,其端部通过焊接或胶合而封闭,光致抗蚀剂辊被放置在该胶管中。 作为薄膜管的材料,可以使用复合材料,该复合材料由聚酯薄膜作为支撑薄膜形成,铝箔层叠在该薄膜上,或者用铝层叠聚乙烯薄膜进行真空金属化。 马口铁容器也可以用作包装,在将光致抗蚀剂材料放置在容器内之后,通过焊接将容器封闭。 这些包装通常对水蒸气的渗透性小于0.01克水蒸气/平方米/天,湿度梯度为97%,环境温度为23℃。
    • 2. 发明授权
    • Drag reducing agents
    • 减阻剂
    • US4407321A
    • 1983-10-04
    • US173638
    • 1980-07-30
    • Hans WilskiWerner InterthalFriedrich Engelhardt
    • Hans WilskiWerner InterthalFriedrich Engelhardt
    • C08F220/56C09K3/00F17D1/16
    • C09K3/00C08F220/56F17D1/16Y02E60/34Y10T137/0391
    • Process for reducing the friction pressure drop of aqueous liquids and suspensions in turbulent or pulsating flow by adding from 1 to 1,000 ppm of linear random copolymers of the following formula I as drag reducing agents ##STR1## in which X is a Na.sup.+, K.sup.+ or NH.sub.4.sup.+ cation and Y is hydrogen or a Na.sup.+, K.sup.+ or NH.sub.4.sup.+ cation, and in which a, b, c and d represent the proportional weight ratios of the comonomers in % and a is in the range of from 30 to 98, b from 0 to 20, c from 0 to 25 and d from 0 to 45, however, wherein the sum of the portions of b and c must be at least 2, the said copolymers being obtained in the manufacturing process in the form of aqueous and dimensionally stable jellies capable of being cut, while retaining their solubility in water.
    • 通过加入1至1,000ppm的下式I的线性无规共聚物作为减阻剂,其中X为一种或多种,​​作为减阻剂,减少含水液体和悬浮液在湍流或脉动流中的摩擦压降。 Na +,K +或NH 4 +阳离子,Y是氢或Na +,K +或NH 4 +阳离子,其中a,b,c和d表示共聚单体的比例重量比,%和a在30至98的范围内 b为0〜20,c为0〜25,d为0〜45,但b,c部分之和必须至少为2,所述共聚物的制造方法为 水性和尺寸稳定的果冻,同时保持其在水中的溶解度。