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Sassi Thomas Patrick, Gupta Ram Baboo: Oligomeric hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making same. Cytec Tech, July 30, 2003: EP1330437-A1

Oligomeric compounds and methods of making the compounds having the formula (III) wherein i and j are integers from about 0 to 300 and the sum of i and j is greater than 2, wherein the units F, F' and T are derived from one or more multi-functional carbonyl compounds of general structure DO-CO-CRR-( ...


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Sassi Thomas Patrick, Gupta Ram Baboo: Oligomeric hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making same. Cytec Tech, November 12, 2003: EP1360177-A2

Oligomeric compounds and methods of making the compound having formula (II) wherein i, j, k, and l are integers from about 0 to 300 and the sum of i, j, k, and l is greater than 2, wherein the units F, F', and T are derived from one or more multi-functional carbonyl compounds of general structure (I ...


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Sassi Thomas Patrick, Gupta Ram Baboo: Hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making same. Cytec Tech, May 6, 2004: EP1414799-A2

Compounds and methods of preparing compounds of the formula:RZ-CO-CRaRb-(CRcRd)n-NH-(Y)m-CO-A (I)wherein n is an integer from 1 to 15, m is either 0 or 1; Ra, Rb, Rc, and Rd are each a hydrogen or a hydrocarbyl group; Y is CO-(CReRf)p, wherein Re and Rf are each a hydrogen or hydrocarbyl group and p ...


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Thomas P Sassi, Ram B Gupta: Oligomeric hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making same. James A Jubinsky, Cytec, July 4, 2002: US20020087000-A1

Oligomeric compounds and methods of making the compound having the formula: TE-FiE-FjE-FkE-FlS  (II) wherein i, j, k, and l are integers from about 0 to 300 and the sum of i, j, k, and l is greater than 2, wherein the units F, F and T are derived from one or more multi-functional carbonyl compounds ...


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Thomas P Sassi, Ram B Gupta: Hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making same. James A Jubinsky, Cytec, July 25, 2002: US20020099218-A1

Compounds and methods of preparing compounds of the formula: RZ—CO—CRaRb—(CRcRd)n—NH—(Y)m—CO—A  (I) wherein n is an integer from 1 to 15, m is either 0 or 1; Ra, Rb, Rc, and Rd are each a hydrogen or a hydrocarbyl group; Y is CO—(CReRf)p, wherein Re and Rf are each a hydrogen or hydrocarbyl group an ...


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Thomas P Sassi, Ram B Gupta: Hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making same. Cytec, May 1, 2003: US20030083498-A1

Compounds and methods of preparing compounds of the formula: RZ—CO—CRaRb—(CRcRd)n—NH—(Y)m—CO—A  (I) wherein n is an integer from 1 to 15, m is either 0 or 1; Ra, Rb, Rc, and Rd are each a hydrogen or a hydrocarbyl group; Y is CO—(CReRf)p, wherein Re and Rf are each a hydrogen or hydrocarbyl group an ...