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:
Aug. 07, 1990
Filed:
Sep. 13, 1988
Applicant:
Inventors:
Karl-Friedrich Doessel, Wiesbaden, DE;
Ralph Dammel, Mainz-Bretzenheim, DE;
Juergen Lingnau, Mainz-Laubenheim, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
430270 ; 430311 ; 430326 ; 430197 ; 430177 ; 522105 ;
Abstract
A positive radiation-sensitive mixture is disclosed comprising a compound which forms an acid under the action of actinic radiation, and an acid-cleavable compound, the acid-cleavable compound producing, as cleavage product, an aromatically-substituted alcohol of the general formula I. The radiation-sensitive mixture according to the invention