[EN] APPARATUS AND PROCESS FOR USING OLEFIN AS AN AZEOTROPIC ENTRAINER FOR ISOLATING 1,3-DICHLORO-2-PROPANOL FROM A 2,2'-OXYBIS (1-CHLOROPROPANE) WASTE STREAM<br/>[FR] APPAREIL ET PROCÉDÉ POUR L'UTILISATION D'OLÉFINE COMME UN AGENT D'ENTRAÎNEMENT AZÉOTROPIQUE POUR ISOLER DU 1,3-DICHLORO-2-PROPANOL À PARTIR D'UN FLUX RÉSIDUEL DE 2,2'-OXYBIS (1-CHLOROPROPANE)
申请人:DOW GLOBAL TECHNOLOGIES LLC
公开号:WO2012078728A1
公开(公告)日:2012-06-14
Disclosed are a process and an apparatus for using an olefin as an azeotropic entrainer to isolate a target organic compound from a waste stream. The olefin may be, for example, 1- decene, 1-dodecene, or 1-tetradecene. The target organic compound may be l,3-dichloro-2- propanol in waste stream comprising a 2,2'-oxybis(l-chloropropane).
Difunctional, Amine-Based Surfactants, and Their Precursors, Preparation, Compositions and Use
申请人:Drovetskaya Tatiana V.
公开号:US20110112328A1
公开(公告)日:2011-05-12
Cationic surfactants of formula I
in which R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, X and n are as defined are useful in a variety of applications, including in cleaners, detergents and personal care products, particularly shampoos and conditioners.
COMPATIBLE MIXTURES OF ANIONIC AND CATIONIC SURFACTANTS
申请人:Wu Yongfu
公开号:US20110319313A1
公开(公告)日:2011-12-29
Provided are compositions containing a compatible mixture of a cationic surfactant and an anionic surfactant. A composition according to the invention comprises: (a) a first surfactant of formula I:
wherein R, R
1
, R
2
, and R
3
Y, X, and n are as defined below; (b) a second surfactant that is oppositely charged to the first surfactant.
APPARATUS AND PROCESS FOR USING OLEFIN AS AN AZEOTROPIC ENTRAINER FOR ISOLATING 1,3-DICHLORO-2-PROPANOL FROM A 2,2'-OXYBIS (1-CHLOROPROPANE) WASTE STREAM
申请人:Sawant Mahesh Ratnakar
公开号:US20130253229A1
公开(公告)日:2013-09-26
Disclosed are a process and an apparatus for using an olefin as an azeotropic entrainer to isolate a target organic compound from a waste stream. The olefin may be, for example, 1-decene, 1-dodecene, or 1-tetradecene. The target organic compound may be 1,3-dichloro-2-propanol in waste stream comprising a 2,2′-oxybis(1-chloropropane).