公开(公告)号：US3455836A

公开(公告)日：1969-07-15

申请号：US3455836D

申请日：1966-10-10

Applicant: ALLIED CHEM

Inventor： SHULTZ ANDREW ,  KAPLAN MELVIN

IPC: C07C265/12 ,  C08G18/72 ,  C08G18/76 ,  C08G18/87 ,  C08L75/04 ,  C09D175/00 ,  C09K3/00

CPC classification number: C07C265/14 ,  C07C263/18 ,  C08G18/727 ,  C08G18/7607

公开(公告)号：US3634361A

公开(公告)日：1972-01-11

申请号：US3634361D

申请日：1969-02-27

Applicant: ALLIED CHEM

Inventor： SHULTZ ANDREW ,  KAPLAN MELVIN

IPC: C07C265/12 ,  C08G18/72 ,  C08G18/76 ,  C08G18/87 ,  C08L75/04 ,  C09D175/00 ,  C08G22/00 ,  C08G22/18

CPC classification number: C07C265/14 ,  C07C263/18 ,  C08G18/727 ,  C08G18/7607

Abstract: A URETHANE POLYMER OBTAINED BY REACTING AN ORGANIC POLYISOCYANATED COMPOSITION HAVING A VISCOSITY IN THE RANGE OF 35 TO 1,000 CPS. AT ROOM TEMPERATURE AND COMPRISING ABOUT 25 TO ABOUT 80 PERCENT BY WEIGHT OF 4,4''-METHYLENE BIS-(PHENYLISOCYANATE) AND ABOUT 75 TO ABOUT 20 PERCENT BY WEIGHT OF A DISTILLATION RESIDUE OBTAINED BY DISTILLING TOLYLENE DIISOCYANATE FROM A MIXTURE THEREOF WITH BY-PRODUCTS OBTAINED IN THE PHOSGENATION OF THE CORRESPONDING DIAMINE TO PRODUCE SAID TOLYLENE DIISOCYANATED WITH A POLYOL HAVING TERMINAL HYDROXYL GROUPS.