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    • 10. 发明申请
    • USE OF LAMELLAR CRYSTALLITES AS EXTREME PRESSURE ADDITIVES IN AQUEOUS LUBRICANTS, LAMELLAR CRYSTALLITES AND METHOD FOR OBTAINING SAME
    • 作为水性润滑剂中的极压添加剂的LAMELLAR CRYSTALLITEITE的使用,LAMELLAR CRYSTALLITES及其获得的方法
    • WO01029159A1
    • 2001-04-26
    • PCT/FR2000/002944
    • 2000-10-23
    • C10M129/26C10M137/04C10M145/26C10M171/06C10M173/02C10N10/02C10N10/04C10N10/16C10N20/00C10N20/04C10N20/06C10N30/06C10N40/24B01J13/00C08J3/03
    • C10M173/02C10M171/06C10N2220/082C10N2230/06C10N2240/40
    • The invention concerns the use as extreme pressure additive in aqueous lubricants used for deforming or transforming metals, of lamellar crystallites having a length (L) ranging between 0.1 and 100 mu m, a width (I) ranging between 0.5 and 30 mu m and a thickness (e) ranging between 5 and 200 nm, comprising a stack of organic phases (O) and of aqueous solutions (A) in the sequence O/[A/O]n, n being an integer different from 0 and such that the stack has a thickness ranging between 5 and 200 nm, the organic phases comprising: i) at least an acid selected among: carboxylic acids, saturated or unsaturated, comprising at least 5 carbon atoms, acid phosphate esters of formula (RO)x-P(=O)(OH)x' wherein: R is a hydrocarbon radical, optionally polyalkoxylated, x and x' being equal to 1 or 2, provided that the sum of x and x' is equal to 3, said acid being optionally neutralised by an organic or mineral base; and at least a metal in the form of a multivalent ion; or (ii) at least a polyalkylene block polymer having a cloud point preferably ranging between 30 and 90 DEG C. The invention also concerns said lamellar crystallites and a method for obtaining them.
    • 本发明涉及作为用于使金属变形或变换的水性润滑剂中的极压添加剂,其长度(L)范围为0.1至100微米,宽度(I)范围为0.5至30微米,和 厚度(e)范围在5至200nm之间,包含有序相(O)和水溶液(A)的叠层,序列为O / [A / O] n,n为不同于0的整数, 所述有机相包含:i)至少一种选自以下的酸:包含至少5个碳原子的饱和或不饱和羧酸,式(RO)的磷酸酯xP(= O)(OH)x'其中:R是烃基,任选地被聚烷氧基化,x和x'等于1或2,条件是x和x'之和等于3,所述酸任选地被 有机或矿物碱; 和至少一种多价离子形式的金属; 或(ii)至少具有浊点在30-90℃范围内的聚亚烷基嵌段聚合物。本发明还涉及所述层状微晶及其获得方法。