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    • 2. 发明授权
    • Oxopiperazinyl derivatives and light stabilized compositions
    • 氧哌嗪衍生物和光稳定组合物
    • US06642383B2
    • 2003-11-04
    • US09855905
    • 2001-05-15
    • Dario LazzariGraziano ZagnoniMirko RossiAlessandro ZeddaValerio BorzattaStephen Mark Andrews
    • Dario LazzariGraziano ZagnoniMirko RossiAlessandro ZeddaValerio BorzattaStephen Mark Andrews
    • C07D24106
    • G03C1/8155C07D241/08C07D403/14C07D405/12C07D409/14C08G63/6856C08G73/0633C08K5/3462
    • Compounds of the formula (I) wherein p is zero or 1; q and r, independently of each other, are an integer from 1 to 6; and s is a number ranging from 1 to 8; X is —O— or, when p is 1, X is also a group Rw, Rx, Ry and Rz are, independently of each other, C1-C18alkyl, C5-C12cycloalkyl or C1-C5hydroxyalkyl, especially methyl; R1 is hydrogen; C1-C18alkyl; oxyl; OH; CH2CN; C1-C18alkoxy; C5-C12cycloalkoxy; C3-C8alkenyl; C3-C8alkynyl; C7-C12phenylalkyl; C7-C15phenylalkyl, which is substituted on the phenyl ring by 1, 2 or 3 radicals selected from C1-C4alkyl and C1-C4alkoxy; C7-C15phenylalkoxy; C7-C15phenylalkoxy, which is substituted on the phenyl ring by 1, 2 or 3 radicals selected from C1-C4alkyl and C1-C4alkoxy; or R1 is C1-C8alkanoyl; C3-C5alkenoyl; C1-C18alkanoyloxy; glycidyl; or a group —CH2CH(OH)—G, in which G is hydrogen, methyl or phenyl; R2 is hydrogen, C1-C8alkyl, C5-C12cycloalkyl or C1-C4hydroxyalkyl; R3, R4, R5 independently of each other are hydrogen, C1-C8alkyl or C5-C12cycloalkyl; and W and other residues are as described in claim 1, are effective stabilizers for organic materials, for example thermoplastic organic polymers, coating compositions or photographic materials.
    • 式(I)的化合物,其中p为0或1; q和r彼此独立地是1至6的整数; 且为1至8的数; X为-O-或当p为1时,X为基团R w,R x,R y和R z彼此独立地为C 1 -C 18烷基,C 5 -C 12环烷基或C 1 -C 18烷基, C5羟烷基,特别是甲基; R1是氢; C1-C18烷基; 氧基 哦; CH2CN; C1-C18烷氧基; C5-C12环烷氧基; C3-C8链烯基; C3-C8炔基; C7-C12苯基烷基; C7-C15苯基烷基,其在苯环上被1,2或3个选自C 1 -C 4烷基和C 1 -C 4烷氧基的基团取代; C7-C15苯基烷氧基; C7-C15苯基烷氧基,其在苯环上被1,2或3个选自C 1 -C 4烷基和C 1 -C 4烷氧基的基团取代; 或R 1为C 1 -C 8烷酰基; C3-C5链烯酰基; C1-C18烷酰氧基; 缩水甘油基 或基团-CH 2 CH(OH)-G,其中G是氢,甲基或苯基; R 2是氢,C 1 -C 8烷基,C 5 -C 12环烷基或C 1 -C 4羟烷基; R 3,R 4,R 5彼此独立地是氢,C 1 -C 1-8烷基或C 5 -C 12环烷基; 和W和其它残余物如权利要求1所述,是有机材料的有效稳定剂,例如热塑性有机聚合物,涂料组合物或照相材料。
    • 4. 发明授权
    • Compositions stabilized by dioxopiperazinyl derivatives
    • 由二氧代哌嗪衍生物稳定的组合物
    • US06762226B2
    • 2004-07-13
    • US10272193
    • 2002-10-15
    • Alessandro ZeddaGraziano ZagnoniMassimiliano SalaDario LazzariStephen Mark Andrews
    • Alessandro ZeddaGraziano ZagnoniMassimiliano SalaDario LazzariStephen Mark Andrews
    • C07D40304
    • C08L55/02C08K5/34926C08L59/00C08L59/02C08L69/00C08L2666/14C08L2666/02
    • Polyoxymethylene, blends of polycarbonate with acrylonitrile-butadiene-styrene terpolymer, and coatings based on a functional acrylate resin and a crosslinking agent, which are stabilized by addition of a compound of the formula I wherein s is from the range 1 to 8; R1, R2, R3 and R4, independently of each other, are C1-C4alkyl, or R1 and R2 or R3 and R4, together with the carbon atom to which they are bound, form a cyclopentyl or cyclohexyl ring; R5 is hydrogen; C1-C18alkyl; oxyl; OH; CH2CN; C1-C18alkoxy; C5-C12cycloalkoxy; C3-C8alkenyl; C3-C8alkynyl; C7-C12phenylalkyl; C7-C15phenylalkyl, which is substituted on the phenyl ring by 1, 2 or 3 radicals selected from C1-C4alkyl and C1-C4alkoxy; C7-C15phenylalkoxy; C7-C15phenylalkoxy, which is substituted on the phenyl ring by 1, 2 or 3 radicals selected from C1-C4alkyl and C1-C4alkoxy; or R5 is C1-C8alkanoyl; C3-C5alkenoyl; C1-C18alkanoyloxy; glycidyl; or a group —CH2CH(OH)-G, in which G is hydrogen, methyl or phenyl; and A is as described in claim 1, show a good resistance against harmful effects of light, oxygen and heat.
    • 聚甲醛,聚碳酸酯与丙烯腈 - 丁二烯 - 苯乙烯三元共聚物的共混物,以及基于官能丙烯酸酯树脂和交联剂的涂料,其通过加入式I化合物而得到稳定,其中s为1至8; R1,R2 R 3和R 4彼此独立地是C 1 -C 4烷基,或者R 1和R 2或R 3和R 4与它们所连接的碳原子一起形成环戊基或环己基环; R 5是氢; C1-C18烷基; 氧基 哦; CH2CN; C1-C18烷氧基; C5-C12环烷氧基; C3-C8链烯基; C3-C8炔基; C7-C12苯基烷基; C7-C15苯基烷基,其在苯环上被1,2或3个选自C 1 -C 4烷基和C 1 -C 4烷氧基的基团取代; C7-C15苯基烷氧基; C7-C15苯基烷氧基,其在苯环上被1,2或3个选自C 1 -C 4烷基和C 1 -C 4烷氧基的基团取代; 或R 5为C 1 -C 8烷酰基; C3-C5链烯酰基; C1-C18烷酰氧基; 缩水甘油基 或基团-CH 2 CH(OH)-G,其中G是氢,甲基或苯基; 和A如权利要求1所述,显示出对光,氧和热的有害影响的良好抵抗性。