Basf Se Corporation

Werner Hoelzl

Roswell E King, Iii

Bruno Rotzinger

Kai-Uwe Schoening

Roswell Easton King

Jean-Roch Pauquet

Rick King, Iii

Easton King Roswell

Roswell Iii King

Rick King Iii

Roswell E Iii King

The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula I-P, I-O or I-M. Further embodiments are a compound of formula I-P, I-O or I-M, a process for protection of the organic material by the compound, the use of the compound against degradation of the organic material, an additive composition comprising the compound, processes for manufacturing the compound and an intermediate involved therein.

3-phenyl-benzofuran-2-one diphosphate derivatives as stabilizers

Polyolefin compositions comprising i) a polyolefin, ii) one or more phosphorus&#x2014;containing benzofuranone compounds and iii) one or more hindered amine light stabilizers are provided excellent protection against discoloration and enhanced thermal stability during melt processing as exhibited by improved retention of molecular weight and maintenance of polymer molecular architecture.

Stabilized polyolefin compositions comprising benzofuranones and hindered amine light stabilizers

Polyolefin compositions comprising i) a polyolefin, ii) one or more phosphorus-containing benzofuranone compounds and iii) one or more hindered phenolic antioxidants are provided excellent protection against discoloration and enhanced thermal stability during melt processing as exhibited by improved retention of molecular weight and maintenance of polymer molecular architecture.

Stabilized polyolefin compositions comprising benzofuranones and hindered phenolic antioxidants

Polyolefin compositions comprising i) a polyolefin, ii) one or more phosphorus-containing benzofuranone compounds and iii) one or more acid scavengers are provided excellent protection against discoloration and enhanced thermal stability during melt processing as exhibited by improved retention of molecular weight and maintenance of polymer molecular architecture.

Stabilized polyolefin compositions comprising benzofuranones and acid scavengers

Polyolefin compositions comprising i) a polyolefin, ii) one or more phosphorus-containing benzofuranone compounds and iii) one or more hindered amine light stabilizers are provided excellent protection against discoloration and enhanced thermal stability during melt processing as exhibited by improved retention of molecular weight and maintenance of polymer molecular architecture.

Polyolefin compositions comprising i) a polyolefin, ii) one or more phosphorus-containing benzofuranone compounds and iii) one or more organophosphorus stabilizers are provided excellent protection against discoloration and enhanced thermal stability during melt processing as exhibited by improved retention of molecular weight and maintenance of polymer molecular architecture.

Stabilized polyolefin compositions comprising benzofuranones and organophosphorus stabilizers

The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula (I-P), (I-O) or (I-M). Further embodiments are a compound of formula (I-P), (I-O) or (I-M), a process for protection of the organic material by the compound, the use of the compound for stabilizing the organic material, an additive composition comprising the compound and a process for manufacturing the compound. The organic material is for example a polymer. 

3-phenyl-benzofuran-2-one derivatives containing phosphorus as stabilizers

The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula I-P, I-O or I-M Further embodiments are a compound of formula I-P, I-O or I-M, a process for protection of the organic material by the compound, the use of the compound for stabilizing the organic material, an additive composition comprising the compound, a process for manufacturing the compound and intermediates involved therein.

The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula I-P, I-O or I-M. Further embodiments are a compound of formula I-P, I-O or I-M, a process for protection of the organic material by the compound, the use of the compound against degradation of the organic material, an additive composition comprising the compound, a process for manufacturing the compound and an intermediate involved therein. 

3-phenyl-benzofuran-2-one diphosphite derivatives as stabilizers

The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula 1-P, 1-O or I-M. Further embodiments are a compound of formula 1-P, 1-O or 1-M, a process for protection of the organic material by the compound, the use of the compound for stabilizing the organic material, an additive composition comprising the compound, a process for manufacturing the compound and intermediates involved therein. 

The present invention relates to a composition, which comprises a) an organic material susceptible to oxidative, thermal or light-induced degradation, which is a polymer, an oligohydroxy compound, a wax, a fat or a mineral oil, with the proviso that the polymer is not a polypeptide, agar-agar or a component of agar-agar and the oligohydroxy compound is not glucose or a component of agar-agar; and b) a compound of formula (I) n is 1, 2, 3 or 4; when n is 1, Ris H, C-C-alkyl, C-C-cycloalkyl, C-C-aryl, which is unsubstituted or substituted by C-C-alkyl, C-C-alkoxy, halogen or one phenyl, C-C-aralkyl, C-C-alkenyl, C-C-alkinyl, OH, C-C-alkyloxy, C-C-cycloalkyloxy, C-C-aryloxy, C-C-aralkyloxy, hydroxy-C-C-alkyl, carboxy-C-C-alkyl, C-C-alkoxycarbonyl-C-C-alkyl, C-C-alkyl, which is interrupted by one or more oxygen atoms, C-C-alkyl, which is interrupted by one sulfur atom, or NR'R&#x2032;; when n is 2, Ris C-C-alkane-diyl, C-C-arylene, C-C-cycloalkane-bis-(C-C-alkylene), C-C-arene-bis-(C-C-alkylene), C-C-alkane-diyl, which is interrupted by one or more oxygen atoms, C-C-alkane-diyl, which is interrupted by one or more &#x2014;NH&#x2014;, &#x2014;N(C-C-alkyl)- or &#x2014;N(hydroxy-C-C-alkyl)-, piperazine-N,N&#x2032;-bis-(C-C-alkylene) or C-C-alkane-diyl, which is interrupted by one sulfur atom; Rto Rand Rto Rare each independently from each other H, C-C-alkyl, C-C-cycloalkyl, C-C-alkenyl, C-C-alkoxy, C-C-alkylsulfanyl, hydroxy- C-C-alkyl, halogen, NR&#x2033;R&#x2033;, NO, CN, phenyl, phenyloxy or Rand Ror Rand Ror Rand Ror Rand Ror Rand Ror Rand Rare linked together to form a five- or 6-membered alicylic, aromatic or heterocyclic ring together with their 2 corresponding carbons atoms, to which they are attached. 

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Eschentzwiller, France

Werner Hoelzl