The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 24, 1978
Filed:
Mar. 23, 1977
Applicant:
Inventors:
Hildegard Schnoring, Wuppertal-Elberfeld, DT;
Bernd Klinksiek, Bensberg-Herkenrath, DT;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 / ;
Abstract
The instant invention is directed to the production of polyurethane or polyurea powder. The process broadly comprises atomizing an isocyanate, polyisocyanate or isocyanate pre-polymer in the liquid state and bringing the atomized particles into contact with a gaseous diamine or polyamine until they are converted to the solid state.