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    • 2. 发明授权
    • High efficacy antiperspirant stick with concentrated elastomer
    • 高功效止汗棒与浓缩弹性体
    • US06511658B2
    • 2003-01-28
    • US10035406
    • 2001-11-09
    • Jairajh MattaiEric GueninWilson LeePatricia Hall-PuzioAnne Gale
    • Jairajh MattaiEric GueninWilson LeePatricia Hall-PuzioAnne Gale
    • A61K732
    • A61K8/893A61K8/02A61K8/0229A61K8/042A61K8/31A61K8/342A61K8/361A61K8/37A61K8/375A61K8/39A61K8/585A61K8/8111A61K8/86A61K8/891A61K8/92A61K8/925A61K8/927A61Q15/00Y10S424/05
    • A high efficacy antiperspirant/deodorant stick product may be made by combining (a) 30-70% volatile cyclomethicone; (b) 10-25% of an antiperspirant active; (c) 1-15% of an emollient; (d) 1-14% of polyethylene comprising one or more members selected from the group consisting of homopolymers and copolymers of polyethylene wherein the polyethylene (i) is at least 90% linear; (ii) has a molecular weight in the range of 300-3000 (especially 300-1000 and more especially 300-500); (iii) has a melting point in the range of 50-129 degrees C.; and (iv) has a polymer backbone of CH3CH2—(CH2—CH2)n—H, where n is an average number and is selected to be in the range of 10-106; (e) 0.3-7% of a wax as a co-gellant with the polyethylene wherein the wax has a melting point in the range of 40-97 degrees C.; and (f) 1-30% of an elastomer in cyclomethicone composition comprising a cyclomethicone (and) dimethicone crosspolymer made with an ═Si—H containing polysiloxane and an alpha, omega-diene of formula CH2═CH(CH2)xCH═CH2, where x=1-20; provided that the ratio of wax:polyethylene is in the range of 1:1-1:10.
    • 可以通过组合(a)30-70%挥发性环甲基硅酮来制备高效止汗剂/除臭棒产品; (b)10-25%的止汗活性物质; (c)润肤剂的1-15%; (d)1-14%的包含选自聚乙烯均聚物和共聚物中的一种或多种的聚乙烯的聚乙烯,其中聚乙烯(i)至少为90%线性; (ii)分子量在300-3000(特别是300-1000,更特别是300-500)的范围内; (iii)的熔点在50-129℃的范围内。 和(iv)具有CH 3 CH 2 - (CH 2 -CH 2)n -H的聚合物主链,其中n是平均数,并且选择在10-106的范围内; (e)0.3-7%的与聚乙烯的共胶凝剂的蜡,其中蜡的熔点在40-97℃的范围内; 和(f)1-30%的环甲基硅氧烷组合物中的弹性体,其包含由含Si-H的聚硅氧烷和式CH 2 = CH(CH 2)x CH = CH 2的α,ω-二烯制备的环甲基硅氧烷(和)聚二甲基硅氧烷交联聚合物, 其中x = 1-20; 假定蜡:聚乙烯的比例在1:1至1:10的范围内。