Disclosed is an antifreeze composition comprising a) a water soluble liquid alcohol freezing point depressant, b) a triazine based compound of formula I, c) a mixture of tolutriazole compounds of formulae II and III, d) 2-ethylhexanoic acid or alkali metal salts thereof, e) heptanoic acid or alkali metal salts thereof and f) water, where the compounds of formula I are.
David Yale - Bethel CT, US Nancy Cliff - Ringwood NJ, US Mouhcine Kanouni - New York NY, US
Assignee:
Ciba Specialty Chemicals Corporation - Tarrytown NY
International Classification:
C09K 9/00
US Classification:
252583, 252586, 106 3143, 359241, 359245
Abstract:
Disclosed are compositions, which are stabilized against degradation and yellowing during exposure to ultraviolet light by the presence of certain nitroxyl, hydroxyl amine and hydroxyl amine salt additives, a method of stabilizing the compositions by the addition of said additives, to the use of such compositions as media in electroactive devices such as electrochromic and electrophoteric devices, and the electroactive devices comprised of these media.
Method For Replenishing Or Introducing Light Stabilizers
Mouhcine Kanouni - New York NY, US Simon Lord - Prahran, AU Nancy Cliff - Ringwood NJ, US Kyle Jones - Middletown DE, US
International Classification:
B05D 3/00
US Classification:
427532000
Abstract:
This invention is a method for incorporating light stabilizers into a polymeric material such as coatings, paints and plastics, which comprises the steps of applying a coating of a composition comprising a light stabilizer on the polymeric material and allowing the coating to remain in contact with the polymeric material for a time sufficient to cause the light stabilizer to diffuse into the polymeric material. No active heating of the polymeric substrate is required. Ambient conditions encountered in natural outdoor weathering will suffice to allow diffusion of stabilizers. Other additives affecting the aging or performance of the polymeric material can also be incorporated by this method.
Mouhcine Kanouni - New York NY, US Christopher John Fagouri - Chester NY, US
International Classification:
C08K 5/34
US Classification:
524099000, 524589000
Abstract:
Color fast thermoplastic polyurethane compositions comprising a combination of an ultraviolet light absorber and a compound containing at least one nitroxyl moiety and a method for maintaining the color fastness of thermoplastic polyurethane compositions by incorporating said ultraviolet light absorber and nitroxyl containing compound into a thermoplastic polyurethane composition are provided.
Kyle Jones - Middletown DE, US Nancy Cliff - Ringwood NJ, US David Yale - Bethel CT, US Mouhcine Kanouni - New York NY, US Simon Lord - St. Kilda, AU
International Classification:
B29C 71/04
US Classification:
427532000
Abstract:
This invention is a method for incorporating additives into a polymeric materials such as coatings and plastics, which comprises treating the polymeric material with light prior to applying a removable coating of a composition comprising the additives to the surface of the polymeric material and allowing the coating to remain in contact with the polymeric material for a time sufficient to allow the additives to diffuse into the polymeric material.
Mouhcine Kanouni - New York NY, US Simon Lord - Wilmington DE, US Nancy Cliff - Ringwood NJ, US
Assignee:
Ciba Specialty Chemicals Corporation - Tarrytown NY
International Classification:
C09K 9/02 F21V 9/08 G02F 1/07
US Classification:
252583, 252586, 359241, 359245
Abstract:
Disclosed are compositions, which are stabilized against degradation and yellowing during exposure to ultraviolet light by the presence of certain hindered amine additives, a method of stabilizing the compositions by the addition of said additives, to the use of such compositions as media in electroactive devices such as electrochromic and electrophoteric devices, and the electroactive devices comprised of these media.
Stabilizer Composition For Silyl-Modified Polymer Sealants
The present invention is directed to stabilizer compositions comprising at least one oxalanilide UV absorber, at least one hindered amine light stabilizer (HALS), at least one phenolic antioxidant and optionally further components. Said stabilizer compositions are preferably used in sealants or adhesives based on silyl-modified polymers (SMP). The invention is also directed to a polymer composition based on silyl-modified polymers (SMP) comprising the inventive stabilizer combination of oxalanilide UV absorber, hindered amine light stabilizer (HAL S) and phenolic antioxidant.
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