Inventor

SHIROTA DAIGO

JP6 patents

⚠️ This page may combine multiple inventors who share the name “SHIROTA DAIGO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IDEMITSU PETROCHEMICAL CO

4 patents

US5194580AMar 16, 1993

Process for preparing polyarylene sulfides under reduced pressure

IDEMITSU PETROCHEMICAL CO27 citations92

US5143554ASep 1, 1992

Process for washing powdery and/or granular resins and a washing device therefor

IDEMITSU PETROCHEMICAL CO34 citations91

US4919911AApr 24, 1990

Method of recovering a lithium chloride

IDEMITSU PETROCHEMICAL CO25 citations90

US5167775ADec 1, 1992

Method for recovery of solvent used in production of polyarylene sulfide

IDEMITSU PETROCHEMICAL CO14 citations72

PETROLEUM ENERGY CENTER FOUND

1 patent

US6646105B2Nov 11, 2003

Process for treating by-product of polyarylene sulfide

PETROLEUM ENERGY CENTER FOUND23 citations90

IDEMITSU KOSAN CO

1 patent

US6939942B2Sep 6, 2005

Method of treating by-product salt yielded with polyarylene sulfide

IDEMITSU KOSAN CO17 citations82