公开(公告)号：US3637543A

公开(公告)日：1972-01-25

申请号：US87606069

申请日：1969-11-12

Applicant: STANDARD OIL CO

Inventor： KOENIG F ,  KUS S

IPC: B29C47/00 ,  B29C47/20 ,  B29C47/88 ,  B29C47/90 ,  C08G18/08 ,  C08G18/34 ,  C08G18/66 ,  C08G18/80 ,  C08G73/16 ,  C08G22/44

CPC classification number: B29C47/901 ,  B29C47/0009 ,  B29C47/0026 ,  B29C47/20 ,  B29C47/34 ,  B29C47/8835 ,  C08G18/0804 ,  C08G18/34 ,  C08G18/6625 ,  C08G18/8003 ,  C08G18/8048 ,  C08G73/16 ,  C08G2101/0041 ,  Y10S521/903

Abstract: NOVEL THERMALLY STABLE RESINS AND FOAMS ARE PREPARED BY REACTING WITHOUT THE ADDITION OF EXTERNAL HEAT OR PRESSURE A POLYFUNCTIONAL AROMATIC CARBOXYLIC ACID DERIVAITIVE COMPRISING A BENZENE NUCLEUS SUBSTITUTED BY MEMBERS SELECTED FROM THE GROUP CONSISTING OF ANHYDRIDE, CARBOXYL, OR ACYL HALIDE WITH A POLYARLPOLYISOCYANATE AND A POLYOL CONTAINING AT LEAST THREE HYDROXYL GROUPS. THE PRODUCTS OF THIS INVENTION ARE USEFUL FOR INSULATION OF WALLS, FOR FIRE-PROOFING BUILDINGS AND THE LIKE.