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Title: Aqueous liquid for forming soap bubbles
Document Type and Number: United States Patent 6384089
Link to this Page: http://www.freepatentsonline.com/6384089.html
Abstract: An aqueous liquid for forming soap bubbles of the present invention, contains, as an emulsifier, an ester of a fatty acid having 8 to 14 carbon atoms with a polyhydric alcohol having not less than four hydroxyl groups, the percentage of esterified hydroxyl groups of said polyhydric alcohol being 1 to 25% based on total hydroxyl groups of the polyhydric alcohol. Such aqueous liquid for forming soap bubbles has a high safety and is suitable for children's recreations or amusements.
 



























 
Inventors: Tomida, Masaaki;
Application Number: 071458
Filing Date: 1998-05-01
Publication Date: 2002-05-07
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Assignee: Mitsubishi-Kagaku Foods Corp (Tokyo, JP)
Primary Class: 516/18
Other Classes: 426/104, 426/564, 446/15, 516/14, 516/19
International Classes: B01F 017/34; B01F 017/00; A63H 033/28; C11D 001/66; C11D 001/83
Field of Search: 516/18,14,19 446/15 510/135,218 426/564,104
US Patent References:
2433625 Dec., 1947 Raspet 516/14.
2469045 May., 1949 La Vietes 516/14.
2959887 Nov., 1960 Remeika 46/6.
3867301 Feb., 1975 Watanabe et al. 510/535.
4511497 Apr., 1985 Ehlrich 510/536.
4587130 May., 1986 Stauber 426/564.
5109127 Apr., 1992 Sekiguchi et al. 536/115.
5246631 Sep., 1993 Halbritter 252/700.
5962058 Oct., 1999 Ono et al. 426/564.
6008172 Dec., 1999 Broshi et al. 510/135.
6056983 May., 2000 Broshi et al. 426/104.
6303164 Oct., 2001 Cottone et al. 426/104.
Foreign Patent References:
Jun., 2001 Cottone et al. 426/104.
Foreign Patent Documents
55-131364 Oct., 1980 JP.
57-106606 Jul., 1982 JP.
WO 95/33387 Dec., 1995 WO.
WO 97/26076 Jul., 1997 WO.
Other References:
DWPI on WEST, week 198048, London: Derwent Publications Ltd., AN 1980-85030C, JP 55131364 (Lion Corp.) abstract, 1980.*
Chemical Abstracts, vol. 97, No. 16 (Columbus, OH, USA) p. 384, col. 2, Oct. 18, 1982 Abstract No. 97:133369, Sunstar, Inc., JP 57106606 A2.*
Database WPIL on STN, week 8232, London: Derwent Publications Ltd., AN 82-66894E, JP 57-106606 A (Sunstar KK) abstract, Oct. 1982.
Primary Examiner: Metzmaier; Daniel S.
Attorney, Agent or Firm: Conlin; David G., Hazzard; Lisa Swiszcz Edwards & Angell, LLP