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    • 2. 发明申请
    • Compositions for coatings based on (per) fluoropolyethers
    • 基于(全)氟聚醚的涂料组合物
    • US20020147295A1
    • 2002-10-10
    • US09758235
    • 2001-01-12
    • Ausimont S.p.A.
    • Stefano TurriCarlo Pogliani
    • C08G018/08C08G018/24C08G018/38C08G018/48C08G018/52
    • C09D175/04C08G18/10C08G18/5015C08G18/7831C08G18/792C08G18/50
    • Cmpositions for coatings having a dry content higher than 80%, preferably of about 85-90% by weight, based on polyisocyanates and PFPEs, completely crosslinkable also in a range of temperatures between 5null C. and 20null C., comprising the following components: Component 1): mixture comprising: 1.a) Partially fluorinated prepolymers, having free NCO groups, obtained by reaction of (per)fluoropoly-ethers (PFPEs) diols having number average molecular weight Mn in the range 800-1,300 with the cyclic trimer of the isophorondiisocyanate, 1.b) non cyclic isocyanic trimer of hexamethylendiisocyanate, Component 2): (per) fluoropolyether (PFPE) diol with Mn in the range 350-700, preferably 500-650, component 3): inert organic solvent in crosslinking conditions, complement to 100% by weight of the composition.
    • 干燥含量高于80%,优选约85-90%(重量),基于多异氰酸酯和PFPE的涂层的涂料也可在5℃至20℃的温度范围内完全交联,包括以下 组分:组分1):包含以下组分的混合物:a)具有游离NCO基团的部分氟化预聚物,其通过使数均分子量Mn在800-1,300范围内的(全)氟代醚(PFPE)二醇与 异二异氰酸酯的环状三聚体,1.b)六甲基二异氰酸酯的非环状异氰酸酯三聚体,组分2):Mn为350-700,优选500-650的(per)氟聚醚(PFPE)二醇,组分3):惰性有机溶剂 在交联条件下,补充至组合物的100重量%。
    • 3. 发明申请
    • Polyurethanes having a low friction coefficient
    • 具有低摩擦系数的聚氨酯
    • US20020016267A1
    • 2002-02-07
    • US09875980
    • 2001-06-08
    • Ausimont S.p.A.
    • Massimo ScicchitanoTania TrombettaStefano Turri
    • C10M159/12C08G018/38
    • C09D175/04C08G18/0814C08G18/2875C08G18/5015C08L27/12C08L71/00
    • Use of fluorinated polyurethanes thermally crosslinkable for obtaining coatings having an improved friction coefficient for the dry lubrication of rubbers, plastics, metals, glass, said polyurethanes obtainable from aqueous dispersions of cationic oligourethanes having a molecular weight null9,000, formed by: a) polyisocyanates, having NCO functionality higher than 2, b) bifunctional hydrogenated monomers, c) bifunctional hydroxylated (per)fluoropolyethers, e) monofunctional hydroxyl or carboxylic (per)fluoropoly-ethers or monofunctional hydroxyl (per)fluoroalkanes optionally: d) hydrogenated monomers by which it is possible to insert a crosslinkable chemical function in the oligourethane; dI) hydrogen-active compounds, able to form with the NCO functions thermolabile bonds.
    • 使用可热交联的氟化聚氨酯,用于获得具有改进的摩擦系数的涂层,用于橡胶,塑料,金属,玻璃的干燥润滑,所述聚氨酯可从具有分子量为= 9,000的阳离子低聚氨酯的水性分散体获得,所述聚氨酯由以下形成:a)多异氰酸酯 具有高于2的NCO官能团,b)双功能氢化单体,c)双功能羟基化(全)氟聚醚,e)单官能羟基或羧基(全)氟代醚或单官能羟基(全)氟烷烃,任选地:d)氢化单体,其中 可以在低聚氨酯中插入可交联的化学功能; dI)能够与NCO形成的氢活性化合物具有热不稳定性键。
    • 5. 发明申请
    • Additives for hydrogenated resins
    • 氢化树脂添加剂
    • US20040102575A1
    • 2004-05-27
    • US10713204
    • 2003-11-17
    • Ausimont S.p.A.
    • Stefano TurriAldo SanguinetiMassimo Scicchitano
    • C08K003/00
    • C08K3/00C08G65/007C08G69/40C08G81/025C08L71/02C08L77/06C08L2666/04C08L51/00
    • Additives for hydrogenated resins obtainable by using the following components: a) bifunctional perfluoropolyethers having a nullCOOR end group, optionally in admixture with monofunctional perfluoropolyethers having a nullCOOR end group, b) mono, bi or polyfunctional hydrogenated monomers having functional groups able to react with the nullCOOR end groups of compound a); c) polyolefins having functional groups able to react with the block oligomer/polymer obtained by reaction of a) with b), preferably said functional groups being obtained by grafting with maleic anhydride; reacting in a first step a) with b), until disappearance of the nullCOOR group of component a), and in a second step the product obtained from the reaction of a) with b) with the functionalized polyolefins c).
    • 通过使用以下组分可获得的氢化树脂添加剂:a)具有-COOR端基的双功能全氟聚醚,任选地与具有-COOR端基的单官能全氟聚醚混合,b)具有能够反应的官能团的单,双或多官能氢化单体 与化合物a)的-COOR端基; c)具有能够通过a)与b)反应获得的嵌段低聚物/聚合物反应的官能团的聚烯烃,优选通过与马来酸酐接枝而获得的所述官能团; 在第一步a)中与b)反应,直到组分a)的-COOR基团消失,并且在第二步中,从a)与b)的反应获得的产物与官能化的聚烯烃c)反应。
    • 6. 发明申请
    • Additives for hydrogenated resins
    • 氢化树脂添加剂
    • US20020177651A1
    • 2002-11-28
    • US10094807
    • 2002-03-12
    • Ausimont S.p.A.
    • Stefano TurriAldo SanguinetiMassimo Scicchitano
    • C08K003/00
    • C08K3/00C08G65/007C08G69/40C08G81/025C08L71/02C08L77/06C08L2666/04C08L51/00
    • Additives for hydrogenated resins obtainable by using the following components: a) bifunctional perfluoropolyethers having a nullCOOR end group, optionally in admixture with monofunctional perfluoropolyethers having a nullCOOR end group, b) mono, bi or polyfunctional hydrogenated monomers having functional groups able to react with the nullCOOR end groups of compound a); c) polyolefins having functional groups able to react with the block oligomer/polymer obtained by reaction of a) with b), preferably said functional groups being obtained by grafting with maleic anhydride; reacting in a first step a) with b), until disappearance of the nullCOOR group of component a), and in a second step the product obtained from the reaction of a) with b) with the functionalized polyolefins c).
    • 通过使用以下组分可获得的氢化树脂添加剂:a)具有-COOR端基的双功能全氟聚醚,任选地与具有-COOR端基的单官能全氟聚醚混合,b)具有能够反应的官能团的单,双或多官能氢化单体 与化合物a)的-COOR端基; c)具有能够通过a)与b)反应获得的嵌段低聚物/聚合物反应的官能团的聚烯烃,优选通过与马来酸酐接枝而获得的所述官能团; 在第一步a)中与b)反应,直到组分a)的-COOR基团消失,并且在第二步中,从a)与b)的反应获得的产物与官能化的聚烯烃c)反应。