|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||C11D-007/30 C11D-007/26 C11D-007/32 C09K-005/04|
|미국특허분류(USC)||510/178 ; 510/177 ; 510/256 ; 510/409 ; 510/411 ; 510/412 ; 510/415 ; 252/067|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 1 인용 특허 : 34|
An azeotropic composition includes a perfluorinated cycloaminoether and an organic solvent.
[ What is claimed is:] [1.] An azeotropic composition consisting essentially of about 50 to 40 weight percent perfluoro-N-methyl-morpholine and about 50 to 60 weight percent 1-fluoro-1,1- dichloroethane, which when fractionally distilled, produces a distillate fraction that is an azeotrope of perfluoro-N-methyl-morpholine and 1-fluoro-1,1-dichloroethane that boils at about 27.degree. C. at atmospheric pressure.