会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 47. 发明授权
    • Triazole methine compounds
    • 三唑次甲基化合物
    • US5068348A
    • 1991-11-26
    • US454087
    • 1989-12-20
    • Max A. WeaverWayner P. PruettSamuel D. Hilbert
    • Max A. WeaverWayner P. PruettSamuel D. Hilbert
    • C07C229/44C07C255/34C07C311/35C07C311/42C07C317/44C07C323/60C07D249/12C08G63/685C08G64/04C08K5/00C08K5/315
    • C07C317/44C07C229/44C07C255/34C07C311/35C07C311/42C07C323/60C08G63/6858C08G64/045C08K5/005C08K5/315
    • A composition useful for incorporation into polymer compositions employed for food packaging or the like comprising a bis- or tris-methine compound having the structural formula ##STR1## wherein A is selected from the radicals ##STR2## wherein R' and R" are each selected from chlorine, bromine, fluorine, alkyl, alkoxy, aryl, aryloxy and arylthio;each n is independently 0, 1, 2;R.sub.1 is selected from a large variety of radicals such as cycloalkyl, phenyl, and straight or branched alkyl which may be substituted;R.sub.2 is alkylene or the like;R.sub.3, R.sub.4, and R.sub.5 are each selected from hydrogen and alkyl; andP and Q and P.sup.1 and Q.sup.1 are selected from cyano, carbalkoxy, carbaryloxy, carbaralkyloxy, or the like.The invention compositions are especially useful in combination with molding or fiber-grade condensation polymer; most preferably such polymer having copolymerized therein a total of from 1.0 to about 100,000 ppm, of the reactant residue moieties of one or more of such bis- or tris-methine compounds.
    • 可用于掺入用于食品包装等的聚合物组合物中的组合物,其包含具有结构式为“IMAGE”的双或三 - 次甲基化合物,其中A选自基团 其中R'和R“各自选自氯,溴,氟,烷基,烷氧基,芳基,芳氧基和芳硫基; 每个n独立地为0,1,2; R1选自各种基团,例如环烷基,苯基,可被取代的直链或支链烷基; R2是亚烷基等; R3,R4和R5各自选自氢和烷基; 并且P和Q以及P1和Q1选自氰基,烷氧基,碳酰氧基,卡巴尔基氧基等。 本发明组合物特别适用于成型或纤维级缩聚物; 最优选地,其中共聚有总共为1.0至约100,000ppm的一种或多种这样的双 - 或三 - 次甲基化合物的反应物残余部分的这种聚合物。