公开(公告)号：US3631134A

公开(公告)日：1971-12-28

申请号：US3631134D

申请日：1967-02-23

Applicant: BASF AG

Inventor： SCHEUERMANN HANS ,  KRIEGER WILHELM ,  UNTERSTENHOEFER LEO

IPC: B29B7/74 ,  C08F47/10

CPC classification number: B29B7/7414 ,  Y10S521/911 ,  Y10S521/912

Abstract: A CONTINUOUS PROCESS FOR THE PRODUCTION OF FOAMS FROM CURABLE SYNTHETIC RESINS IN WHICH AQUEOUS SOLUTIONS ARE FOAMED BY MEANS OF FOAMING AGENTS, THE RESULTANT FOAMS ARE MIXED WITH AQUEOUS SOLUTIONS OF RESINS IN A PRE-MIXING ZONE AND THEN IN A MAIN MIXING ZONE AND THE MIXTURES

ARE DISCHARGED FROM THE MIXING ZONE AND CURED, AS WELL AS AN APPARATUS FOR CARRYING OUT THE PROCESS.

公开(公告)号：US3587981A

公开(公告)日：1971-06-28

申请号：US3587981D

申请日：1968-09-13

Applicant: BASF AG

Inventor： UNTERSTENHOEFER LEO ,  KRIEGER WILHELM ,  PFALZ LIMBURGERHOF

IPC: B02C18/14 ,  B26D1/38 ,  B02C18/44 ,  B02C18/06

CPC classification number: B02C18/148 ,  B02C2018/147 ,  B02C2018/188 ,  B26D1/38

Abstract: A PROCESS FOR THE SIZE REDUCTION OF EXPANDED PLASTICS, COMPRISING PRELIMINARY SIZE OREDUCTION OF EXPANDED PLASTICS BLOCKS BY SHEARING ACTION BETWEEN ROLLERS ARMED WITH SHEAR BLADES AND STATIONARY BLADES AND FURTHER SIZE REDUCTION BY CONTINUED SHEARING ACTION.

公开(公告)号：US3661812A

公开(公告)日：1972-05-09

申请号：US3661812D

申请日：1970-11-23

Applicant: BASF AG

Inventor： BUCHNER ANTON ,  LANG HANS ,  LENZ JOHANN ,  UNTERSTENHOEFER LEO ,  KRIEGER WILHELM

IPC: C08J9/30 ,  C09K17/16 ,  C08J1/16

CPC classification number: C08J9/30 ,  C08J2361/24 ,  C09K17/16

Abstract: A PROCESS FOR IMPROVING THE FLOWABILITY OF AMINOPLAST FOAMS PRIOR TO CURING, PARTICULARLY FOR COVERING SOIL, BY INCORPORATING COARSE GAS BUBBLES INTO FOAM CONTAINING FINE BUBBLES.