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    • 52. 发明授权
    • Voluminous filament yarn and process to prepare same
    • 大容量纱线及其制备方法
    • US3857233A
    • 1974-12-31
    • US37801873
    • 1973-07-10
    • HOECHST AG
    • CARDINAL JHEINRICH KBAUER G
    • D02G1/02D02G3/00D02G3/34
    • D02G1/0246D02G1/0286Y10S57/908
    • Object of the invention is a process for preparing a voluminous filament yarn with several loose filament ends sticking out by means of false twist texturization, optionally combined with a drawing process including the use of filaments having-at least partially-a flex abrasion resistance of less than abt. 1500 revolutions, said filament yarns being fed into known false twist texturizing devices and texturized therein, whereby the filaments having flex abrasion resistance values of less than abt. 1500 revolutions break in irregular intervals due to the transversal stress applied within the texturization area, the thus obtained loose filament ends sticking out being interlaced, at least temporarily, by a process for ameliorating filament bonding as well as the voluminous filament yarns produced accordingly. The process allows of the trouble-free preparation of filament yarns being optionally texturized, having several loose filament ends sticking out, which excel in the uniformity of their characteristics all over the yarn length and which may be worked up to fabrics having an extremely low tendency to pilling.
    • 本发明的目的是制备具有多个松散长丝端部的大量长丝纱线的方法,其通过假捻组织化而伸出,任选地与拉伸工艺组合,包括使用具有至少部分抗弯曲耐磨性的细丝 比abt。 所述长丝纱线被馈送到已知的假捻纹理化装置中并且在其中变形,由此所述长丝具有小于等于或大于等于的挠曲耐磨性值。 由于施加在织构化区域内的横向应力,1500转以不规则的间隔断裂,由此获得的松散长丝端部至少暂时通过用于改善丝条粘合的方法以及由此相应地生产的大量长丝纱线交织。 该方法允许无纺布制备长丝纱线被任选地变形,其具有几个松散的长丝端部伸出,其整个纱线长度的特性均匀,并且可以被加工成具有极低趋势的织物 起球。
    • 53. 发明授权
    • Process for the manufacture of slub yarns
    • 制造SLUB YARNS的工艺
    • US3854313A
    • 1974-12-17
    • US32213673
    • 1973-01-09
    • HOECHST AG
    • HEICHLINGER NANDIEL K
    • D02J1/00D02G1/16
    • D02G1/164D02G1/162
    • A process for the manufacture of slub yarns from continuous filaments, which comprises feeding continuous filaments through the inlet orifice of a guide tube at a feed rate superior to the withdrawal rate at the outlet orifice, and sucking them into a connecting tube by means of a sucking jet in such a manner that an increasingly enlarging open loop is formed; wherein a gaseous medium, in intervals and periods of time programmed by a control system, is blown into the connecting tube, thereby passing through the feeder tube of a blowing jet mounted to the end of the connecting tube which is adjacent to the guide tube; the gaseous medium causing a ligature of the neck of the open loop of the yarn, which loop so ligatured is subsequently united over its total length with the continuous filament.
    • 一种从连续长丝制造竹节纱的方法,其包括以比出口孔处的抽出速度更高的进料速率将导丝管的连续细丝输送到导管的入口孔中,并通过 以形成越来越大的开环的方式吸入喷射; 其中由控制系统编程的间隔和时间段的气体介质被吹送到连接管中,从而穿过安装在与引导管相邻的连接管的端部的吹送射流的馈送管; 导致纱线开环的颈部的结扎的气态介质随后与连续细丝在其总长度上结合。
    • 54. 发明授权
    • Process for the preparation of screen printing stencils using intermediate support for light sensitive layer
    • 使用光敏感层的中间支持来制作屏幕打印机的过程
    • US3853561A
    • 1974-12-10
    • US39323373
    • 1973-08-29
    • HOECHST AG
    • URBAN WREICHEL MRUCKERT H
    • G03F7/12
    • G03F7/12
    • This invention relates to a process for the preparation of screen printing stencils with the aid of an intermediate support for the copying layer, which comprises providing a sheet-like intermediate support with a layer comprising at least one binder and at least one diazonium salt of the general formula WHEREIN R1, R2, R3, and R4 are selected from the group consisting of hydrogen atoms, halogen atoms, alkyl groups with 1 or 2 carbon atoms, or alkoxy groups with 1 to 4 carbon atoms, Y is selected from the group consisting of a single bond, or one of the groups -O-, -S-, -NH-, or -CONH-, and X is the anion of the diazonium salt, OR A DIAZO AMINO COMPOUND DERIVED FROM SUCH DIAZONIUM SALT; PRESSING THE LAYER SIDE OF THE LIGHT-SENSITIVE MATERIAL THUS PRODUCED UPON A SCREEN PRINTING SUPPORT WHICH BEFORE OR AFTER CONTACT WITH THE LIGHT-SENSITIVE LAYER IS MOISTENED WITH A SOLUTION OF AT LEAST ONE ALDEHYDE OR AT LEAST ONE COMPOUND CONTAINING AT LEAST ONE SUBSTITUENT OF THE FORMULA
    • 本发明涉及一种借助于复印层的中间载体来制备丝网印刷模版的方法,该方法包括提供片状中间载体,该层包含至少一种粘合剂和至少一种重氮盐 通式R 1,R 2,R 3和R 4选自氢原子,卤素原子,具有1或2个碳原子的烷基或具有1至4个碳原子的烷氧基,Y选自 的单键或-O - , - S - , - NH-或-CONH-基团中的一个,X是重氮盐的阴离子,或衍生自该DIAZONIUM SALT的DIAZO AMINO化合物; 压紧在敏感层之前或之后的屏幕打印支持的敏感材料层的一面被一个至少一个ALDEHYDE或至少包含至少一个替代物的替代物的解决方案 式-CH3-nZn其中Z选自卤素原子,羟基或在烷基,酰基或缩醛基中具有1至4个碳原子的醚化,酯化或缩醛化羟基,N IS 当n大于1时,1至3的整数,Z是卤素原子; 并干燥,曝光和显影材料,中间载体在显影前从光敏层剥离。
    • 55. 发明授权
    • Difficultly inflammable polyurethanes and process for making them
    • 多种可溶性聚氨酯及其制备方法
    • US3850859A
    • 1974-11-26
    • US34180073
    • 1973-03-15
    • HOECHST AG
    • WORTMANN JDANY FKANDLER J
    • C08G18/38C08G18/50C08G22/44C08G51/58
    • C08G18/5081C08G18/3882C08G2101/0008C08G2101/0016C08G2101/0025Y10S260/24
    • 1. A FIRS-RESISTANT POLYURETHANE FOAM PREPARED BY INCORPORATING INTO THE REACTANT MIXTURE USED TO PREPARE THE POLYURETHAND FOAM-THE SAID REACTANT MIXTURE CONSISTING ESSENTIALLY OF AN ORGANIC DI- OR POLYISOCYANATE, A POLYETHERPOLYOL COMPOUND HAVING A HYDROXYL NUMBER OF BETWEEN 46 MILLIGRAMS AND 520 MILLIGRAMS OF KOH/GRAM OR A POLYESTERPOLYOL COMPOUND HAVING A HYDROXYL NUMBER OF 60 MILLIGRAMS OF KOH/GRAM AND HAVING AN ACTIVATOR, AN EXPANDING AGENT AND A CELL REGULATOR THEREIN-A FIRE RESISTANCE IMPARTING PRODUCT IN AN AMOUNT BETWEEN ABOUT 5 AND 50 WEIGHT PERCENT BASED ON THE AMOUNT OF THE POLYETHER OF POLYESTER POLYOL COMPOUND THE PRODUCT CONSISTING OF A COMPOUND OF THE GENERAL FORMULA (I)

      R1-O-P(=(O)A)(-O-R1)-R2-O-(P(=(O)A)(-O-R1)-R2-O)N-P(=O)

      (-O-R1)2

      IN WHICH A STANDS FOR 1 OR 0 AND 1 N STANDS FOR A NUMBER OF BETWEEN 0 AND 4, R1 STANDS FOR AT LEAST ONE HALOGENATED ALKYL RADICAL SELECTED FROM THE GROUP CONSISTING OF A 2-CHLORETHYL RADICAL AND A 2,3-DIBROMOPROPYL RADICAL, AND AT LEAST ONE HYLDROXYL-CONTAINING RADICAL OF THE GENERAL FORMULA (II)

      -(CH(-R3)-CH(-R4)-O)M-H

      AND R2 STANDS FOR A RADICAL OF THE GENERAL FORMULA (III)

      -(O-CH(-R3)-CH(-R4))M-

      R3, R4 IN FORMULAE (II) AND (III) ABOVE STANDING FOR A HYDROGEN ATOM, A METHYL RADICAL OR A CHLOROMETHYL RADICAL AND M STANDING FOR A WHOLE NUMBER OF BETWEEN 1 AND 4.