Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Linear, phosphorus-containing copolyester, process for its preparation and its use as a flame retardant agent

Linear, phosphorus-containing copolyester, process for its preparation and its use as a flame retardant agent

US Patent 4981945 · Granted Jan 1, 1991

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Mixtures of additives for organic polymers in granular form2012
Road vehicle integrated clutch-transmission assembly2012
Four-wheel drive vehicle transmission2009
Sulphonation of phenols2005
Crystalline modification of mixtures of a nickel-quencher and a benzophenone and2003
Stabilizing mixtures for organic polymers comprising a pyrazolone, an organic ph2003
2-(2′-hydroxyphenyl) benzotriazoles containing a 2,4-imidazolidinedione gr2002
Process for the preparation of symmetrical diacylhydrazines2002
2-(2′-hydroxyphenyl)benzotriazoles used as U.V. stabilizers2002
Granular form of a mixture of a nickel-quencher and a benzophenone and process f2002
Light-stabilized organic polymers2002
2-(2'Hydroxyphenyl) benzotriazoles and process for their preparation2001