Inventor
TSCHANG CHUNG-JI
DE18 patents
⚠️ This page may combine multiple inventors who share the name “TSCHANG CHUNG-JI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
17 patentsUS6271320B1Aug 7, 2001
Method for the production of a polymer dispersion by radical aqueous emulsion polymerization with a continuously produced aqueous monomer emulsion
BASF AG346 citations97
US4266030AMay 5, 1981
Macroporous polymeric carrier for covalently binding proteins, its preparation and its use for fixing active proteins
BASF AG75 citations94
US5994457ANov 30, 1999
Preparation of an aqueous polymer dispersion
BASF AG52 citations92
US4461832AJul 24, 1984
Preparation of an enzymatically active formulation embedded in silica gel
BASF AG38 citations92
US4658002AApr 14, 1987
Preparation of insoluble polymer powders which are only slightly swellable
BASF AG26 citations91
US4551482ANov 5, 1985
Macroporous, hydrophilic enzyme carrier
BASF AG47 citations91
US4837330AJun 6, 1989
Preparation of sulfatobetaines
BASF AG8 citations73
US4647637AMar 3, 1987
Preparation of insoluble polymer powders which are only slightly swellable
BASF AG8 citations72
US4235973ANov 25, 1980
Macroporous polymeric carrier for covalently binding proteins, its preparation and its use for fixing active proteins
BASF AG12 citations72
US4997680AMar 5, 1991
Polymeric conditioner for pretreating nonmetallic surfaces for chemical metallization
BASF AG4 citations62
US4954369ASep 4, 1990
Chemical deposition of copper from alkaline aqueous baths
BASF AG4 citations62
US4940609AJul 10, 1990
Polymeric conditioner for pretreating nonmetallic surfaces for chemical metallization
BASF AG6 citations62
US4855423AAug 8, 1989
Preparation of sulfatobetaines
BASF AG4 citations62
US4767707AAug 30, 1988
Immobilization of enzymes with a water-soluble glycidyl ether
BASF AG6 citations62
US5853900ADec 29, 1998
Alkenylnitrile-containing binders for paper coating slips
BASF AG2 citations61
US5445727AAug 29, 1995
Production of nickelized shaped articles
BASF AG5 citations61
US5421990AJun 6, 1995
Production of shining shaped articles coated with zinc or a zinc alloy
BASF AG2 citations61