公开(公告)号：US3527808A

公开(公告)日：1970-09-08

申请号：US3527808D

申请日：1968-03-28

Applicant: COMMERCIAL SOLVENTS CORP

Inventor： SCHMITZ FREDERICK W ,  LAINE ROBERT E

IPC: C07C89/04

CPC classification number: C07C213/10

公开(公告)号：US3655781A

公开(公告)日：1972-04-11

申请号：US3655781D

申请日：1969-07-22

Applicant: COMMERCIAL SOLVENTS CORP

Inventor： RUNGE WALLACE F ,  LAINE ROBERT E

IPC: C07C201/16 ,  C07C79/18

CPC classification number: C07C201/16 ,  C07C205/22

Abstract: A PROCESS FOR THE PURIFICATION AND CRYSTILLIZATION OF 2-NITRO-2-METHYL-1-PROPANOL (NMP) BY TREATING A SOLUTION THEREOF WITH DILUTE HYDROGEN PEROXIDE TO REMOVE FREE FORMALDEHYDE, CONCENTRATING THE SOLUTION TO OBTAIN A MELT AND SLOWLY INTRODUCING THE MELT INTO A CHILLED NON-SOLVENT LIQUID AND RECOVERING THE CRYSTALLIZED NMP THEREBY OBTAINED.

公开(公告)号：US3325549A

公开(公告)日：1967-06-13

申请号：US58393066

申请日：1966-10-03

Applicant: COMMERCIAL SOLVENTS CORP

Inventor： LAINE ROBERT E

IPC: C07C201/16

CPC classification number: C07C201/16 ,  B01D9/005 ,  C07C205/15