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:
Dec. 22, 1987
Filed:
Jun. 09, 1986
Applicant:
Inventors:
Luigi Amariti, Voorhees, NJ (US);
Llandro C Santos, Cherry Hill, NJ (US);
Assignee:
Imperial Metal & Chemical Company, Philadelphia, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430331 ; 430154 ; 430302 ; 430309 ;
Abstract
Emulsion developers for diazo-sensitized printing plates are disclosed which are characterized by an oil phase containing a partially water-soluble aliphatic cyclic carbonate having the formula: ##STR1## where n is an integar from 0-2, and Z is selected from hydrogen, C.sub.1 -C.sub.3 alkyl, hydroxyl alkyl or chloroalkyl, chlorine, hydroxy or phenyl. The preferred carbonate is propylene carbonate.