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    • 4. 发明授权
    • Water-absorbing, cellular, cross-linked polymers with improved distribution effect, method for their production and their use
    • 吸水,细胞,交联聚合物具有改善的分布效果,其制备方法及其用途
    • US06750262B1
    • 2004-06-15
    • US09926110
    • 2001-09-04
    • Hans-Joachim HähnleUlrich SchröderWolfgang HeiderGunnar SchornickThomas Anstock
    • Hans-Joachim HähnleUlrich SchröderWolfgang HeiderGunnar SchornickThomas Anstock
    • C08J928
    • C08J9/30A61L15/24A61L15/425A61L15/60B01J20/26C08J9/122C08J2207/12C08J2300/10C09K3/10C09K17/20C09K2003/1046C09K2200/0625C09K2200/0657C08L33/00
    • Water-absorbing, expanded, crosslinked polymers obtainable by (I) foaming a polymerizable aqueous mixture which comprises (a) monoethylenically unsaturated monomers which contain acidic groups and are optionally neutralized, (b) optionally other monoethylenically unsaturated monomers, (c) crosslinkers, (d) initiators, (e) 0.1-20% by weight of at least one surfactant, (f) optionally at least one solubilizer and (g) optionally thickeners, foam stabilizers, polymerization regulators, fillers and/or cell nucleating agents, where the foaming takes place by dissolving a gas which is inert to free radicals under a pressure of 2-400 bar in the polymerizable aqueous mixture, and then decompressing the latter to atmospheric pressure, and (II) polymerizing the foamed mixture to form an expanded hydrogel and, where appropriate, adjusting the water content of the expanded polymer to 1-60% by weight, process for preparing the water-absorbing, expanded, crosslinked polymers and use of these polymers in sanitary articles employed for absorbing body fluids, in dressing material for covering wounds, as sealing material, as soil improver, as soil substitute and as packaging material.
    • (I)发泡可聚合水性混合物的吸水膨胀交联聚合物,其包含(a)含有酸性基团并任选中和的单烯属不饱和单体,(b)任选其它单烯属不饱和单体,(c)交联剂, d)引发剂,(e)0.1-20重量%的至少一种表面活性剂,(f)任选的至少一种增溶剂和(g)任选的增稠剂泡沫稳定剂,聚合调节剂,填料和/或细胞成核剂,其中 通过将在2-400巴的压力下对自由基惰性的气体溶解在可聚合的含水混合物中,然后将其减压至大气压来进行发泡,和(II)使发泡混合物聚合以形成膨胀的水凝胶, 在适当的情况下,将发泡聚合物的水含量调节至1-60重量%,制备吸水膨胀交联聚合物的方法,以及在sanitar中使用这些聚合物 用于吸收体液的物品,用于覆盖伤口的敷料材料,作为密封材料,作为土壤改良剂,作为土壤代用品和作为包装材料。
    • 5. 发明授权
    • Water-absorbing, cross-linked polymerizates in the form of a foam, a method for the production thereof, and their use
    • 泡沫形式的吸水交联聚合物,其制备方法及其应用
    • US06455600B1
    • 2002-09-24
    • US09623590
    • 2000-09-05
    • Hans-Joachim HähnleUlrich SchröderMartin BeckWolfgang HeiderGunnar SchornickThomas Anstock
    • Hans-Joachim HähnleUlrich SchröderMartin BeckWolfgang HeiderGunnar SchornickThomas Anstock
    • C08J928
    • C08J9/30A61L15/425A61L15/60C08J2300/14
    • A water-absorbing, expanded, crosslinked polymer obtainable by (I) foaming a polymerizable aqueous mixture which comprises (a) monoethylenically unsaturated monomers which contain acidic groups and are optionally neutralized, (b) optionally other monoethylenically unsaturated monomers, (c) crosslinkers, (d) initiators, (e) 0.1-20% by weight of at least one surfactant, (f) optionally at least one solubilizer and (g) optionally thickeners, foam stabilizers, polymerization regulators, fillers and/or cell nucleating agents,  where the foaming takes place by dispersing fine bubbles of a gas which is inert to free radicals in the polymerizable aqueous mixture, and (II) polymerizing the foamed mixture to form an expanded hydrogel, whereby at least 20 mol % of the monomers (a) which contain acidic groups have been neutralized with tertiary alkanolamines and/or the free acidic groups of the expanded hydrogel have been at least 20 mol % neutralized with at least one alkalolamine after the polymerization, and, where appropriate, adjusting the water content of the expanded polymer to 1-60% by weight, the production thereof and the use thereof in hygiene articles employed to absorb body fluids and in dressing material for covering wounds.
    • (I)发泡可聚合水性混合物的吸水膨胀交联聚合物,其包含(a)含有酸性基团并任选中和的单烯属不饱和单体,(b)任选的其它单烯属不饱和单体,(c)交联剂, (d)引发剂,(e)0.1-20重量%的至少一种表面活性剂,(f)任选的至少一种增溶剂和(g)任选的增稠剂泡沫稳定剂,聚合调节剂,填料和/或细胞成核剂,其中 通过将可自由基惰性的气体的细小气泡分散在可聚合的含水混合物中,并且(II)使发泡混合物聚合以形成膨胀的水凝胶,从而将至少20mol%的单体(a) 含有酸性基团已经被叔链烷醇胺中和,和/或膨胀的水凝胶的游离酸性基团在聚合后与至少一种烷醇胺中至少20摩尔% 并且在适当的情况下,将发泡聚合物的含水量调节至1-60重量%,其生产以及用于吸收体液的卫生制品和用于覆盖伤口的敷料中的用途。
    • 7. 发明授权
    • Water-absorbing, expanded, crosslinked polymers, the production and use
thereof
    • 吸水膨胀交联聚合物的生产和使用
    • US6136873A
    • 2000-10-24
    • US68023
    • 1998-05-04
    • Hans-Joachim HahnleManfred WalterJurgen TropschGunnar SchornickThomas Anstock
    • Hans-Joachim HahnleManfred WalterJurgen TropschGunnar SchornickThomas Anstock
    • A61L15/00A61L15/42A61L15/60C08F2/16C08F220/06C08J9/30C08L33/02C08J9/28
    • C08F220/06A61L15/425A61L15/60
    • Water-absorbing, expanded, crosslinked polymers obtainable by(I) foaming a polymerizable aqueous mixture which comprises(a) monoethylenically unsaturated monomers which contain acidic groups and are at least 50 mol % neutralized,(b) with or without other monoethylenically unsaturated monomers,(c) crosslinkers,(d) initiators,(e) 0.1-20% by weight of at least one surfactant,(f) with or without at least one solubilizer and(g) with or without thickeners, foam stabilizers, polymerization regulators, fillers and/or cell nucleating agents,where the foaming takes place by dispersing fine bubbles of a gas which is inert to free radicals, and(II) polymerizing the foamed mixture to form an expanded hydrogel and adjusting the water content of the expanded polymer to 1-45% by weight, a process for their production and their use in hygiene articles employed to absorb body fluids and in dressing material for covering wounds.
    • PCT No.PCT / EP96 / 04644 Sec。 371日期:1998年5月4日 102(e)日期1998年5月4日PCT 1996年10月25日PCT公布。 公开号WO97 / 17397 日期1997年5月15日可通过(I)发泡可聚合水性混合物得到的吸水膨胀交联聚合物,其包含(a)含有酸性基团并且至少50摩尔%中和的单烯属不饱和单体,(b)有或没有其它 单烯属不饱和单体,(c)交联剂,(d)引发剂,(e)0.1-20重量%的至少一种表面活性剂,(f)有或没有至少一种增溶剂,和(g)有或没有增稠剂,泡沫稳定剂 ,聚合调节剂,填料和/或细胞成核剂,其中通过分散对自由基惰性的气体的细小气泡进行发泡,和(II)将发泡混合物聚合以形成膨胀的水凝胶并调节水分含量 膨胀聚合物为1-45重量%,其生产方法及其在用于吸收体液的卫生制品中的用途以及用于覆盖伤口的敷料材料。
    • 9. 发明授权
    • Preparation of oxidation-stable and low-temperature-stable base oils and
middle distillates
    • 氧化稳定和低温稳定的基础油和中间馏分的制备
    • US5143595A
    • 1992-09-01
    • US654883
    • 1991-02-01
    • Juergen ThomasRoland SpahlThomas AnstockAnsgar EisenbeisWolfgang Schmid
    • Juergen ThomasRoland SpahlThomas AnstockAnsgar EisenbeisWolfgang Schmid
    • B01J27/18B01J29/04C10G45/12C10G65/12C10M101/02C10N20/00C10N20/02C10N30/02C10N30/08C10N30/10C10N40/25
    • C10G65/12
    • A process for the preparation of a base oil and middle distillate which is stable to oxidation and low temperature from a mineral oil fraction having a boiling range above 350.degree. C., by, in a first step, converting the mineral oil fraction on a hydrocracking catalyst under hydrocracking conditions to an extent of from 20 to 80% by weight into fractions which boil below 360.degree. C., separating the reactor effluent, if necessary, into liquid and gas phases in a high-pressure separator, treating the entire reactor effluent or only the liquid phase, directly or after removal of the fractions boiling below 360.degree. C. by distillation, in a second step with hydrogen at from 200.degree. to 450.degree. C. and at from 20 to 150 bar in the presence of a catalyst which contains a crystalline pentasil-type borosilicate zeolite, alumina and/or amorphous alumosilicate as the carrier material and one or more metals from Group VIb and/or Group VIII of the Periodic Table and phosphorus, and, after distillation of the hydrogenation product, obtaining a middle distillate in the boiling range from 180.degree. to 360.degree. C. having a pour point of below -30.degree. C. and an oxidation-stable residue having a boiling point >360.degree. C., a viscosity index of from 110 to 135 and a pour point of below -12.degree. C.
    • 一种制备基础油和中间馏分的方法,该方法由沸点范围高于350℃的矿物油馏分对氧化和低温稳定,在第一步中,将矿物油馏分转化为加氢裂化 催化剂在加氢裂化条件下的范围为20至80重量%,沸点低于360℃,如果需要,将反应器流出物分离成高压分离器中的液相和气相,处理整个反应器流出物 或直接或通过蒸馏除去沸点低于360℃的馏分,在第二步中,在200至450℃的氢气和20至150巴的催化剂存在下,仅进行液相 其包含结晶pentasil型硼硅酸盐沸石,氧化铝和/或无定形铝硅酸盐作为载体材料和来自元素周期表VIb和/或VIII族的一种或多种金属和磷,并且在蒸馏之后 的氢化产物,得到沸点低于-30℃的沸点范围为180至360℃的中间馏分和沸点> 360℃的氧化稳定残余物,粘度 指数为110至135,倾点低于-12℃