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    • 2. 发明授权
    • Process for drying brown coal of high water content
    • 干燥含水量高的褐煤的工艺
    • US4741837A
    • 1988-05-03
    • US927095
    • 1986-11-05
    • Michael SchweizerJaroslav FohlGero Tessmer
    • Michael SchweizerJaroslav FohlGero Tessmer
    • C10F5/00C02F1/28
    • C10F5/00
    • For the purpose of increasing the efficiency during drying of brown coals having a high water content and for the purpose of facilitating the purification of process waste water resulting in a drying process according to Fleissner it is proposed to spray hot water onto the raw coal and to separate the proportion in fine grain having a maximum grain size of 5 mm, preferably of 1 mm. In the following, the proportion in fine grain is subjected to an adsorption stage (5), noting that after a reaction time of at least 1 min, preferably of 2 to 5 min, a major portion of the soluble substances burdening the waste water becomes adsorbed on this fine grain. Subsequently, the waste water is further purified after a flocculating step in a flocculating reactor (6) and after a separating step (8) for separating solid matter, for which purpose can be used sand filters (10), adsorbing resins and activated carbon. The separated process water can be used as feed water for a steam production in a combustion plant (13) and be partially used for rinsing the sand filters (10).
    • 为了提高具有高含水量的褐煤的干燥期间的效率,为了促进根据Fleissner的干燥方法的工艺废水的净化,建议将热水喷射到原煤上,并且 将最大粒径为5mm,优选为1mm的细晶粒中的比例分离。 以下,细粒度的比例进行吸附阶段(5),注意到在至少1分钟以上,优选2〜5分钟的反应时间后,大部分使该废水引起负担的可溶性物质成为 吸附在这个细晶粒上。 随后,在絮凝反应器(6)中的絮凝步骤之后和用于分离固体物质的分离步骤(8)之后,将废水进一步纯化,为此可以使用砂滤器(10),吸附树脂和活性炭。 分离的工艺水可以用作燃烧设备(13)中蒸汽生产的进料水,并且被部分用于冲洗砂滤器(10)。
    • 3. 发明申请
    • Polyesters of terephthalic acid,a method for their production, and their use
    • 对苯二甲酸的聚酯,其生产方法及其用途
    • US20090250831A1
    • 2009-10-08
    • US11989715
    • 2006-07-20
    • Franz EffenbergerMichael SchweizerFrank HermanutzAndreas Fritz
    • Franz EffenbergerMichael SchweizerFrank HermanutzAndreas Fritz
    • D01F1/06C08G63/183B32B5/02
    • C08G63/183C08G63/785D01F6/84
    • The invention relates to a polyester based on a polycondensation product of terephthalic acid and/or terephthalic acid derivatives comprising bivalent alcohols. Said polyester is characterised in that (I) between 40 and less than 90 mol. % of ethylene glycol, propane-1,3-diol and/or butane-1,4-diol is combined with (II) between 60 and more than 10 mol. % alkane-1,2-diol, exclusively ethylene glycol, and the polyester has a melting point of between approximately 145 and 250° C. (in accordance with DIN EN ISO 53765). It has a comparatively low melting point, such that it can be retreated at the lower melting temperature. This prevents undesired secondary and decomposition reactions during the retreatment, and enables energy costs to be reduced. The inventive polyester is especially suitable for producing fibres or filaments by melt-spinning, and films, bottles and other moulded parts according to an injection moulding method. The fibres can be treated to form a high-quality nonwoven material.
    • 本发明涉及一种基于包含二价醇的对苯二甲酸和/或对苯二甲酸衍生物的缩聚产物的聚酯。 所述聚酯的特征在于(I)为40至小于90mol。 乙二醇,丙烷-1,3-二醇和/或丁烷-1,4-二醇的%与60至大于10摩尔的(II)结合。 %烷烃-1,2-二醇,专门为乙二醇,聚酯的熔点介于约145和250℃之间(符合DIN EN ISO 53765)。 熔点比较低,可以在较低的熔融温度下退火。 这可以防止在再处理期间不期望的二次和分解反应,并且能够降低能量成本。 本发明的聚酯特别适用于通过熔融纺丝生产纤维或长丝,以及根据注射成型方法的膜,瓶和其它模塑部件。 纤维可以被处理以形成高质量的非织造材料。
    • 4. 发明授权
    • Polyurethane elastomers, method of producing them and their use
    • 聚氨酯弹性体,制造方法及其用途
    • US06458866B1
    • 2002-10-01
    • US09051351
    • 1998-05-15
    • Wilhelm OppermannFrank HermanutzPeter HirtMichael SchweizerOliver Oess
    • Wilhelm OppermannFrank HermanutzPeter HirtMichael SchweizerOliver Oess
    • C08G1832
    • D01F6/70C08G18/675C08G18/676C08G18/678C08G18/679Y10S528/906
    • The invention concerns a polyurethane elastomer containing structural units of type (a), in which: the group —O—R1—O—is a macrodiol group with a molecular weight of approximately 500 to 10000, R2 is a bivalent aliphatic, cycloaliphatic and/or aliphatic-cycloaliphatic group; and X is a short-chain olefinically unsaturated group, Y is NH or O, n is an integer from 1 to 10 and m is an integer of at least 4. The invention also concerns a method of preparing this polyurethane elastomer which can be melt-spun to form fibres or melt-extruded to form foils. The fibres or foils can be exposed to energy-rich radiation such that crosslinking of the polyurethane occurs. Fibres according to the invention display superior properties in terms of textile-mechanical properties, in particular good tensile strength, elongation at tear, residual elongation and heat distortion temperature.
    • 本发明涉及含有(a)型结构单元的聚氨酯弹性体,其中:-O-R 1 -O-为分子量约500〜10000的大二醇基,R2为二价脂族,脂环族和/ 或脂肪族 - 脂环族基团; X为短链烯属不饱和基团,Y为NH或O,n为1〜10的整数,m为4以上的整数。本发明还涉及制备该聚氨酯弹性体的方法,该聚氨酯弹性体可熔融 - 纺成纤维或熔融挤出以形成箔。 纤维或箔可以暴露于能量丰富的辐射,从而发生聚氨酯的交联。 根据本发明的纤维在纺织 - 机械性能,特别是良好的拉伸强度,撕裂伸长率,残余伸长率和热变形温度方面表现出优异的性能。