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    • 4. 发明申请
    • A METHOD OF TREATING HIDES
    • 一种治疗隐形眼镜的方法
    • WO1991005877A1
    • 1991-05-02
    • PCT/SE1990000652
    • 1990-10-11
    • AGA AKTIEBOLAGTUOHIMAA, TimoUKKONEN, Aila
    • AGA AKTIEBOLAG
    • C14C01/08
    • C14C1/08C14C3/04
    • There is described a method for treating delimed and bated hides, i.e. pelts. According to the inventive method, the pelts are brought to a suitable mineral tanning state and then tanned with mineral salts. The inventive treatment process corresponds to the conventional processes of pickling, tanning and basifying. The inventive method includes the treatment of pelts with weakly acid treatment liquids while supplying carbon dioxide and additions of tanning mineral substances subsequent to pretreatment, without or with the addition of solely a small amount of liquid, wherein the quantity of treatment liquid is supplemented after a predetermined treatment time.
    • 描述了一种用于处理定界和定位的皮革,即毛皮的方法。 根据本发明的方法,使毛皮进入合适的矿物鞣制状态,然后用矿物盐鞣制。 本发明的处理方法对应于酸洗,鞣制和碱化的常规方法。 本发明的方法包括在提供二氧化碳和在预处理之前添加鞣制矿物质的同时处理具有弱酸处理液的毛皮,而不需要或仅添加少量液体,其中处理液的量在 预定治疗时间。
    • 7. 发明申请
    • SKIN TREATMENT
    • 皮肤治疗
    • WO1994010345A1
    • 1994-05-11
    • PCT/GB1993002178
    • 1993-10-22
    • ZENECA LIMITEDGREENWOOD, DavidHOLMES, Jeremy, MarkWEBSTER, Roderick, McLeod
    • ZENECA LIMITED
    • C14C01/08
    • C14C1/00C07D251/44C08H1/06C14C3/02
    • Collagen is treated with a water-soluble compound which, in the free acid form, is of formula (1) wherein: L is an organic linking group; W is a covalent bond, -O-, -S-, -SO-, SO2-, -SO2NR -, -NR -, -NR CO(CH2)p-, -NR CONR -, -NR CH2CONR -, -CONR -, -CH=CH-, -(CH2)p-, or (CH2)p-NR -; Y is a reactive group which comprises a heterocyclic reactive group, an activated vinyl group or a group convertible on treatment with aqueous alkali to an activated vinyl group, each R independently is H or C1-4-alkyl; m and n each independently have a value of 0 or 1; and p has a value of 1 to 4; provided that when a compound of formula (1) has four or more carboxy groups its molecular weight is below 500.
    • 胶原用水溶性化合物处理,游离酸形式为式(1),其中:L为有机连接基团; W是共价键,-O - , - S - , - SO - ,SO 2 - , - SO 2 NR 1 - , - NR 1 - , - NR 1 CO(CH 2) 1 CONR 1 - ,-NR 1 CH 2 CONR 1 - , - CONR 1 - , - CH = CH - , - (CH 2)p - 或(CH 2)p -NR a - ; Y是包含杂环反应性基团,活化乙烯基基团或在碱水溶液处理至活化乙烯基基团的基团的反应性基团,每个R 1独立地是H或C 1-4 - 烷基; m和n各自独立地具有0或1的值; p的值为1〜4; 条件是当式(1)的化合物具有四个或更多个羧基时,其分子量低于500。
    • 8. 发明申请
    • PROCESS FOR THE TREATMENT OF HIDES
    • 治疗隐形眼镜的方法
    • WO1988010317A1
    • 1988-12-29
    • PCT/SE1988000313
    • 1988-06-10
    • AGA AKTIEBOLAGTUOHIMAA, Timo
    • AGA AKTIEBOLAG
    • C14C01/08
    • C14C1/08
    • The disclosure relates to a method of treating hide for leather manufacture, the method comprising the steps of treating softened hide with lime, deliming the hide by treatment in an aqueous treatment bath under agitation and with the addition of a lime-dissolving substance, bating, pickling and tanning. In the method according to the present invention, use is made of a gas containing carbon dioxide as the lime-dissolving substance. The gas is added to the treatment bath continuously or at intervals in that it is dissolved in the treatment bath substantially throughout the entire deliming process. A further characterizing feature of the present invention is that it is possible to carry out the bating process in the treatment bath for deliming without removing ions dissolved therein.
    • 本发明涉及一种处理皮革制造皮革的方法,所述方法包括以下步骤:用石灰处理软化皮,通过在搅拌下在水处理浴中处理而除去皮肤,并加入石灰溶解物质, 酸洗和鞣制。 在根据本发明的方法中,使用含有二氧化碳作为石灰溶解物质的气体。 将气体连续地或间隔地加入到处理浴中,使其基本上在整个分离过程中溶解在处理浴中。 本发明的另外的特征在于,可以在不去除溶解在其中的离子的情况下,在处理槽中进行分离处理以进行分离。