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    • 3. 发明授权
    • Low-VOC stuffing agents, the use thereof in the production and/or treatment of leather and skins and corresponding production or treatment method
    • 低VOC填料剂,其用于生产和/或处理皮革和皮肤以及相应的生产或处理方法
    • US07192534B2
    • 2007-03-20
    • US10503306
    • 2003-02-20
    • Ralph LunkwitzAndreas SeitzGunther Pabst
    • Ralph LunkwitzAndreas SeitzGunther Pabst
    • C14C9/02
    • C14C9/02
    • Agents for the fatliquoring of, in particular, leathers and hides tanned in the absence of chromium comprise A) at least one modified natural oil and B) at least one stabilizer LnR where Ra is H or methyl, Rb is methyl, ethyl or tert-butyl, Rc is methyl, tert-butyl, cyclohexyl or methylcyclohexyl, R is an n-valent C3- to C30-hydrocarbon radical which is unsubstituted or substituted and/or contains hetero atoms and n is an integer from 1 to 10, the stabilizer LnR having altogether at least 20, in particular altogether at least 28, carbon atoms, and, where n is 2, —R— also being —S—, —O—, —N(H)—, —CH2—, —(CH2)2—, —CH(CH3)—, —CH2)3—, —CH(C2H5)— or —C(CH3)2—. The novel fatliquoring agents are used in leather production and/or leather treatment, and leather is produced and/or treated using aqueous dispersions of these fatliquoring agents.
    • 特别是在不存在铬的情况下鞣制的皮革和皮革加工的试剂包括A)至少一种改性天然油和B)至少一种稳定剂L n R其中R a H或甲基,R b是甲基,乙基或叔丁基,R c是甲基,叔丁基,环己基或甲基环己基,R是 n价C 3〜C 30 - 烃基,其未被取代或取代和/或含有杂原子,n为1〜10的整数,稳定剂L 具有至少20个,特别是总共至少28个碳原子,并且其中n是2,-R-也是-S - , - O - , - N(H) - , - CH 2 CH 2 - , - (CH 2)2 - , - CH(CH 3) ,-CH 2 - (CH 3) - 或-CH(CH 2)2 - , - CH(CH 2 CH 2) 2 2。 新型加油剂用于皮革生产和/或皮革处理,并且使用这些加脂剂的水性分散体来生产和/或处理皮革。
    • 6. 发明申请
    • Stuffing agent for leather based on mixtures of modified, native oils with alcoxylated alkanols, use thereof and method for treating leather
    • 基于改性天然油与羟基链烷醇的混合物的皮革填充剂,其用途和处理皮革的方法
    • US20060150342A1
    • 2006-07-13
    • US10526895
    • 2003-09-11
    • Ralph LunkwitzAndreas Seitz
    • Ralph LunkwitzAndreas Seitz
    • C14C1/06
    • C14C9/02
    • A fatliquoring agent comprises A) a mixture of modified natural oils containing a1) at least one oxidized sulfited natural oil and a2) at least one oxidized sulfated natural oil, B) an emulsifier mixture containing b1) at least one C6- to C14-alkanol alkoxylated with from 4 to 12 alkylene oxide units, b2) at least one C12- to C24-alkanol alkoxylated with from 15 to 40 alkylene oxide units and b3) at least one C12- to C24-alkanol alkoxylated with from 50 to 100 alkylene oxide units, and C) if required, a linear, cyclic or branched polymer of a dialkylsilanediol, SiR2(OH)2, where R is methyl, ethyl, n-propyl or phenyl, and/or D) if required, a compound of the formula (II) where R1 and R2 are identical or different and, independently of one another, are selected from the group consisting of H, M, saturated linear aliphatic C1- to C18-alkyl and saturated branched aliphatic C3- to C18-alkyl, where at least one of the two radicals R1 and R2≠H, M with M=alkali metal or 0.5 alkaline earth metal, and M+ is selected from the group consisting of H+, NH4+, alkali metal+ and 0.5 alkaline earth metal+. The use of the novel fatliquoring agents in leather production and/or leather treatment and processes for the production and/or treatment of leather with aqueous dispersions of these fatliquoring agents are also described.
    • 加脂剂包括A)含有a1)至少一种氧化亚硫酸盐天然油和a2)至少一种氧化硫酸化天然油的改性天然油的混合物,B)含有b1)至少一种C 6 用4至12个烯化氧单元烷氧基化的C 14-14烷基,b2)至少一个C 12 - 至C 24 用15至40个烯化氧单元烷氧基化的烷基烷醇和b3)至少一个C 12-14烷氧基化的C 24 - 烷基烷基酯与50至100个环氧烷单元, 和C)如果需要,可以使用二烷基硅烷二醇SiR 2(OH)2 N的直链,环状或支化的聚合物,其中R是甲基,乙基,正丙基或苯基 ,和/或D)如果需要,其中R 1和R 2彼此相同或不同并且彼此独立地选择的式(II)化合物 由H,M,饱和直链脂族C 1至C 18 - 烷基和饱和的 混合脂肪族C 3 - 至C 18 - 烷基,其中两个基团R 1和R 2中的至少一个 H +,M =碱金属或0.5碱土金属,M + +选自H +,NH 4 碱金属+ +和/或碱土金属+和/或超级碱金属。 还描述了在皮革生产和/或皮革处理中使用新型加油剂以及用这些加脂剂的水性分散体生产和/或处理皮革的方法。