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    • 4. 发明申请
    • DETERGENTS BASED ON ALPHA-SULFONATED FATTY ESTER SURFACTANTS
    • 基于ALPHA-SULFONATED FATTY ESTER SURFACTANT的洗涤剂
    • WO2016160407A1
    • 2016-10-06
    • PCT/US2016/023525
    • 2016-03-22
    • STEPAN COMPANY
    • HOLLAND, BrianBERNHARDT, Randal, J.SAJIC, BrankoTABOR, Rick
    • C11D1/37C11D1/83
    • C11D1/28C11D1/29C11D1/37C11D1/83C11D11/0017
    • Laundry detergents useful for cold-water cleaning and a cold-water cleaning method are disclosed. The detergents comprise: (a) an a-sulfonated fatty ester surfactant comprising a compound having the formula: R 1 -CH(SO 3 M)-CO-OR 2 wherein M is hydrogen, an alkali metal, an alkaline earth metal, ammonium, and amine salt, or a mixture thereof; R 1 is an unsubstituted or hydroxy-substituted, saturated or unsaturated, linear or branched C 6 -C 16 alkyl group; and R 2 is a saturated or unsaturated linear or branched C 8 to C 12 alkyl group; and (b) an anionic surfactant, a nonionic surfactant, or a combination thereof. Surprisingly, α-sulfonated fatty ester surfactants derived from a C 8 to C 12 alcohol provide outstanding performance in removing greasy stains such as bacon grease, cooked beef fat, or beef tallow from soiled articles even at wash temperatures at or below 30°C. Detergents formulated with the surfactants outperform control cold-water detergents by a wide margin, including detergents comprising α-sulfonated fatty esters made from lower alcohols, such as methyl, butyl, or hexyl esters of α-sulfonated fatty acids.
    • 公开了用于冷水清洗的洗涤剂和冷水清洗方法。 洗涤剂包括:(a)包含具有下式的化合物的α-磺化脂肪酯表面活性剂:R1-CH(SO3M)-CO-OR2,其中M是氢,碱金属,碱土金属,铵和胺盐 ,或其混合物; R1是未取代或羟基取代的饱和或不饱和的直链或支链C 6 -C 16烷基; R2是饱和或不饱和的直链或支链C 8〜C 12烷基; 和(b)阴离子表面活性剂,非离子表面活性剂或其组合。 令人惊奇的是,即使在30℃以下的洗涤温度下,来自C8〜C12醇的α-磺化脂肪酸酯表面活性剂也可以在清除油污,煮熟的牛脂或牛脂等脏污物质方面表现出突出的表现。 用表面活性剂配制的洗涤剂大大控制冷水洗涤剂,包括由低级醇形成的α-磺化脂肪酸酯如α-磺化脂肪酸的甲基,丁基或己基酯的去污剂。
    • 8. 发明申请
    • IMPROVED ANTIPERSPIRANT FORMULATIONS
    • 改进的抗生素配方
    • WO1992013516A2
    • 1992-08-20
    • PCT/US1991005225
    • 1991-07-24
    • STEPAN COMPANY
    • STEPAN COMPANYSHAPIRO, IreneSAJIC, Branko
    • A61K07/32
    • A61Q15/00A61K8/445Y10S424/05Y10S514/938
    • Anhydrous and water-in-oil antiperspirant formulations are disclosed comprising effective suspending amounts of a compound of formula (A), wherein R1 and R2 are independently selected from the group consisting essentially of H or C1 - C40 linear or branched, substituted or unsubstituted alkyl, cycloalkyl, alkylene, alkaryl, aryl or R3-O-R4 groups, with R3 and R4 being independently selected from the group consisting essentially of C1 - C22 linear or branched, substituted or unsubstituted alkyl, cycloalkyl, alkylene, alkaryl and aryl groups; y is an integer of a value satisfying the valency of M; and M is a cation, preferably selected from the groups comprising H?+, Na+, K+, Ba++, Ca++, Mg++, Al+++, Ti+++, Zn++, NH¿4+, R5R6R7N+H wherein R¿5?, R6, and R7 are the same or different and are selected from the groups comprised of H, C1 - C20 linear or branched, substituted or unsubstituted alkyl, alkylene, aryl straight or branched chain alkyl or alkylene C1 - C40 groups or R8-O-R9 groups with R8 and R9 being independently selected from the groups comprised of C1 - C22 linear or branched, substituted or unsubstituted alkyl, cycloalkyl, alkylene, alkaryl and aryl groups, and mixtures thereof. Methods are also disclosed for preparing anhydrous and water-in-oil antiperspirant formulations.
    • 9. 发明申请
    • COATING REMOVER COMPOSITIONS
    • 涂料去除组合物
    • WO2016205050A1
    • 2016-12-22
    • PCT/US2016/036554
    • 2016-06-09
    • STEPAN COMPANY
    • SAJIC, BrankoALONSO, MarcosMASTERS, Ronald, A.GANGULY-MINK, Sangeeta
    • C09D9/04
    • C09D9/04
    • Coating remover compositions and their methods of use are disclosed. The compositions comprise an organic solvent, a saturated or unsaturated C 6 -C 16 alkyl N,N- dialkylamide, and a C 6 -C 16 monoalkyl or C 6 -C 16 dialkyl quaternary ammonium compound. The compositions loosen, dissolve or disintegrate common paints, adhesives, sealants, elastomers, baked-on soils, and other coatings. Surprisingly, the combination of the fatty amide and quaternary ammonium compound, when used with traditional solvents such as NMP or dibasic esters, accelerates removal of a wide range of hard-to-remove coatings, including latex, oil-based paint, alkyds, epoxies, and asphalt cement and avoids the need to use dichloromethane.
    • 公开了涂层去除剂组合物及其使用方法。 组合物包含有机溶剂,饱和或不饱和的C 6 -C 16烷基N,N-二烷基酰胺和C 6 -C 16单烷基或C 6 -C 16二烷基季铵化合物。 组合物松散,溶解或分解常用油漆,粘合剂,密封剂,弹性体,烘烤土壤和其它涂料。 令人惊讶的是,脂肪酰胺和季铵化合物的组合与NMP或二元酯等传统溶剂一起使用时,可加速去除宽范围的难除去涂层,包括乳胶,油基涂料,醇酸树脂,环氧树脂 ,沥青胶泥,避免使用二氯甲烷。