RP

Robert G. Petrella

Air Products And Chemicals: 14 patents #129 of 1,997Top 7%
📍 Allentown, PA: #108 of 1,150 inventorsTop 10%
🗺 Pennsylvania: #5,397 of 74,527 inventorsTop 8%
Overall (All Time): #357,221 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
6046249 Dimensional stabilizing, cell opening additives for polyurethane flexible and rigid foams James Douglas Tobias, Julia Bennett, Gary Dale Andrew, John E. Dewhurst 2000-04-04
6043290 Dimensional stabilizing, cell opening additives for polyurethane flexible foams 2000-03-28
5844012 Process and composition for improving the cure of water-blown molded polyurethane foam John Koch, Thomas William Bodnar 1998-12-01
5177117 Controlled release catalysts and curing agents for making polyurethane and/or polyisocyanurate product Charles G. Coe 1993-01-05
5168009 Tertiary amine catalyst composition for polyurethane foam in contact with polyvinyl chloride James Douglas Tobias 1992-12-01
5091583 Tertiary amine catalysts for polurethanes Jeremiah P. Casey, Richard Van Court Carr, George J. Wasilczyk 1992-02-25
5071809 Tertiary amine catalysts for polyurethanes Jeremiah P. Casey, Richard Van Court Carr, George J. Wasilczyk 1991-12-10
5057480 Blowing reaction catalyst composition that provides cell opening of the resulting polyurethane foam 1991-10-15
5039713 Blowing reaction catalyst composition that provides cell opening of the resulting polyurethane foam 1991-08-13
4859774 Flowable triethylenediamine Akio Takahashi, Joel Schwartz 1989-08-22
4767736 Polyurethane foam catalysts that eliminate polyurea-containing polyol based masterbatch cure drift Michael Scarpati 1988-08-30
4717611 Void-free molded polyurethane articles with surface attachment strips Michael Scarpati 1988-01-05
4707501 Polyurethane foam catalysts that eliminate polyurea-containing polyol based masterbatch cure drift Michael Scarpati 1987-11-17
4628092 Triethylenediamine containing acetylenic alcohols as flow aids Akio Takahashi 1986-12-09