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    • 4. 发明授权
    • Synergistic surfactant blends
    • US10982174B2
    • 2021-04-20
    • US16601726
    • 2019-10-15
    • STEPAN COMPANY
    • Randal J. BernhardtXue Min Dong
    • C11D1/65A61K8/41A61Q5/02A61Q19/10A01N25/04A61K8/46A61K8/49A61Q19/00C09K8/584C11D11/00C11D1/02C11D1/62
    • Synergistic surfactant blends are disclosed. In one aspect, the blend comprises an anionic surfactant and a metathesis-based cationic surfactant comprising a quaternized derivative. The quaternized derivative is a quaternized fatty amine, quaternized fatty amidoamine, imidazoline quat, or esteramine quat made from a metathesis-derived C10-C17 monounsaturated acid or its ester derivative. Also disclosed are synergistic surfactant blends comprising a cationic surfactant and a metathesis-based anionic surfactant comprising a sulfonated derivative. The sulfonated derivative is a fatty ester sulfonate, fatty acid sulfonate, sulfoestolide, fatty amide sulfonate, sulfonated fatty ester alkoxylate, imidazoline quat sulfonate, sulfonated amidoamine oxide, or sulfonated amidoamine betaine. The synergistic blends have a negative β value or a reduced interfacial tension (IFT) when compared with an expected IFT value calculated from the individual surfactant components. Blends of the invention also exhibit surprisingly favorable solubility profiles. The surfactant blends are useful for laundry detergents, dish detergents, household or industrial cleaners, personal care products, agricultural products, building materials, oil recovery compositions, emulsion polymers, and other practical applications.
    • 8. 发明申请
    • SYNERGISTIC SURFACTANT BLENDS
    • US20150094383A1
    • 2015-04-02
    • US14395082
    • 2013-04-12
    • Stepan Company
    • Randal J. BernhardtXue Min Dong
    • C11D1/65C09K8/584A01N25/04A61Q19/00A61K8/46A61K8/49
    • C11D1/65A01N25/04A61K8/416A61K8/466A61K8/4946A61K2800/596A61Q5/02A61Q19/00A61Q19/10C09K8/584C11D1/02C11D1/62C11D1/652C11D11/0017C11D11/0023
    • Synergistic surfactant blends are disclosed. In one aspect, the blend comprises an anionic surfactant and a metathesis-based cationic surfactant comprising a quaternized derivative. The quaternized derivative is a quaternized fatty amine, quaternized fatty amidoamine, imidazoline quat, or esteramine quat made from a metathesis-derived C10-C17 monounsaturated acid or its ester derivative. Also disclosed are synergistic surfactant blends comprising a cationic surfactant and a metathesisbased anionic surfactant comprising a sulfonated derivative. The sulfonated derivative is a fatty ester sulfonate, fatty acid sulfonate, sulfoestolide, fatty amide sulfonate, sulfonated fatty ester alkoxylate, imidazoline quat sulfonate, sulfonated amidoamine oxide, or sulfonated amidoamine betaine. The synergistic blends have a negative value or a reduced interfacial tension (IFT) when compared with an expected IFT value calculated from the individual surfactant components. Blends of the invention also exhibit surprisingly favorable solubility profiles.
    • 公开了协同表面活性剂共混物。 一方面,共混物包含阴离子表面活性剂和包含季铵化衍生物的基于复分解的阳离子表面活性剂。 季铵化衍生物是由复分解衍生的C10-C17单不饱和酸或其酯衍生物制成的季铵化脂肪胺,季铵化脂肪酰氨基胺,咪唑啉季铵盐或酯胺季铵盐。 还公开了包含阳离子表面活性剂和包含磺化衍生物的易位素阴离子表面活性剂的协同表面活性剂共混物。 磺化衍生物是脂肪酯磺酸盐,脂肪酸磺酸盐,磺基甲基醚,脂肪酰胺磺酸盐,磺化脂肪酸酯烷氧基化物,咪唑啉季磺酸盐,磺化酰氨基胺氧化物或磺化酰氨基胺甜菜碱。 当与由各个表面活性剂组分计算的预期IFT值相比时,协同共混物具有负值或降低的界面张力(IFT)。 本发明的共混物也表现出令人惊讶的有利的溶解度曲线。