Inventor
RIEHLE RICHARD J
US14 patents
⚠️ This page may combine multiple inventors who share the name “RIEHLE RICHARD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HERCULES INC
8 patentsUS7081512B2Jul 25, 2006
Treatment of resins to lower levels of CPD-producing species and improve gelation stability
HERCULES INC35 citations92
US6048392AApr 11, 2000
Alkaline paper surface sizing agents
HERCULES INC17 citations92
US5846663ADec 8, 1998
Method of surface sizing paper comprising surface sizing paper with 2-oxetanone ketene multimer sizing agent
HERCULES INC29 citations92
US6197919B1Mar 6, 2001
Resins of amphoteric aldehyde polymers and use of said resins as temporary wet-strength or dry-strength resins for paper
HERCULES INC45 citations90
US7932349B2Apr 26, 2011
Membrane separation process for removing residuals polyamine-epihalohydrin resins
HERCULES INC23 citations86
US6325893B1Dec 4, 2001
Alkaline paper surface sizing agents, method of use and surface sized paper
HERCULES INC9 citations73
US6175022B1Jan 16, 2001
Alcohol-terminated ketene multimer sizing agents
HERCULES INC7 citations70
USH1629HJan 7, 1997
Poly(aminoamideureylene) resin, its synthesis, and its use in paper and paperboard manufacture
HERCULES INC0 citations51