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:
Oct. 03, 2000
Filed:
Jan. 18, 2000
Applicant:
Inventors:
Kevin Rodney Lassila, Macungie, PA (US);
Richard V Carr, Allentown, PA (US);
Kristen Elaine Minnich, Allentown, PA (US);
Assignee:
Air Products and Chemicals, Inc., Allentown, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03F / ; D11D / ;
U.S. Cl.
CPC ...
430331 ; 430329 ; 510176 ;
Abstract
This invention provides water-based compositions, particularly coating, ink, fountain solution, adhesive, agricultural and photoresist developing/electronics cleaning compositions, manifesting reduced equilibrium and dynamic surface tension by the incorporation of a surface tension reducing amount of certain alkylated aminoalkylpiperazine compounds of the structure ##STR1## where one of R.sup.1 and R.sup.2 is a C5-C14 alkyl or cycloalkyl group and the other is H, or both or R.sup.1 and R.sup.2 are C5 to C8 alkyl groups, and n is 2 or 3.