US 4,972,009 Stabilizers

Additivesfor Polvmers us 4,970,255

March 1991

FIRE RETARDANT AROMATIC AMIDE COPOLYMERS BASF Priority Date: 10 July 1987 Contains red phosphors, an inorganic compound of a divalent or tetravalent metal, an organic mono- or di-carboxylic acid, and an ester of an organic carboxylic acid.

us 4,970,257

SELF-EXTINGUISHING HALOGEN-FREE THERMOPLASTIC COMPOUNDS Huels AG Priority Date: 13 February 1989 Polyphenylene ether containing a reinforcing material and conventional ad~tives (pigments, fiie ret~d~ts, stabilizers, processing aids etc.).

us 4,972,609

STABILIZERS Ciba-Geigy Priority Date: 18 August 1989 Stabilizers containing both HALS and nitrone moieties.

us 4,972,Oll

FIRE ETCH FOR ~OGEN-FEE Ciba-Geigy Priority Date: 9 May 1986

POLYMERS

Aluminium salt of a phosphor& acid.

us 4,972,014

STABILIZED POLYACETALS Du Pont Co. Priority Date: 15 June 1989 Polyacetals containing a non-meltable polymer stabilizer improved with at least one amide-containing phenolic antioxidant.

US 4,973,619

STABILIZERS FOR PVC Huels AG Priority Date: 4 December 1985 Masked thioglycolic acid ester and Ca or Zn fatty acid salt.

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