公开(公告)号：US3078317A

公开(公告)日：1963-02-19

申请号：US15810661

申请日：1961-12-08

Applicant: ALLIED CHEM

Inventor： SOGN ALLEN W ,  MARK GRAFF

IPC: B04B5/10

CPC classification number: B04B5/10

公开(公告)号：US3586682A

公开(公告)日：1971-06-22

申请号：US3586682D

申请日：1968-12-19

Applicant: ALLIED CHEM

Inventor： SOGN ALLEN W

IPC: A41F3/00 ,  C07D237/32 ,  C07D51/02

CPC classification number: C07D237/32

Abstract: THE YIELD AND QUALITY FO PHTHALZAZONE PREPARED BY REACTION OF 3-HYDROXYPHTHALIMIDINE AND HYDRAZINE IS IMPROVED BY CONDUCTING THE REACTION IN THE PRESENCE OF AN ACID HAVING A PK VALUE IN THE RANGE OF ABOUT 3.5-5.0 AND/OR A SALT THEREOF. PURIFICATION OF THE PRODUCT, USEFUL AS AN INTERMEDIATE IN THE PREPARATION OF PHARMACEUTICALS, BY RECRYSTALLIZATION FROM DILUTE AQUEOUS ACID AFFORDS A PURE WHITE PRODUCT.

公开(公告)号：US3394194A

公开(公告)日：1968-07-23

申请号：US50884965

申请日：1965-11-19

Applicant: ALLIED CHEM

Inventor： LIND CHARLES J ,  SOGN ALLEN W

IPC: C07C37/05

CPC classification number: C07C37/05 ,  C07C39/14

公开(公告)号：US3196186A

公开(公告)日：1965-07-20

申请号：US34559264

申请日：1964-02-18

Applicant: ALLIED CHEM

Inventor： SOGN ALLEN W ,  NATOLI JOSEPH G

IPC: C07C205/06

CPC classification number: C07C201/08 ,  C07C205/06

公开(公告)号：US3086063A

公开(公告)日：1963-04-16

申请号：US11403061

申请日：1961-06-01

Applicant: ALLIED CHEM

Inventor： LIND CHARLES J ,  SOGN ALLEN W

IPC: C07C201/16

CPC classification number: C07C201/16 ,  C07C205/06

公开(公告)号：US3888822A

公开(公告)日：1975-06-10

申请号：US42548873

申请日：1973-12-17

Applicant: ALLIED CHEM

Inventor： GILLEO KENNETH B ,  EVANS FRANCIS E ,  SOGN ALLEN W

IPC: C07D207/24 ,  C07D251/38 ,  C07D251/70 ,  C07D277/36 ,  C07D277/40 ,  C07D285/12 ,  C07D285/125 ,  C08K5/00 ,  D06M13/355 ,  C08F45/58

CPC classification number: C07D285/125 ,  C07D207/24 ,  C07D251/38 ,  C07D251/70 ,  C07D277/36 ,  C07D277/40 ,  C08K5/0066 ,  D06M13/355 ,  C08L77/00

Abstract: A process for increasing the flame resistance of nylon comprising treating the nylon with a heterocyclic ring compound which contains both sulfur and nitrogen and the resulting flame resistant nylon composition.

公开(公告)号：US3350444A

公开(公告)日：1967-10-31

申请号：US48620265

申请日：1965-09-09

Applicant: ALLIED CHEM

Inventor： BONFIELD JOHN H ,  SOGN ALLEN W

CPC classification number: C07C51/316