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    • 1. 发明申请
    • Method for preparing carbonylic perfluoropolyethers
    • 制备羰基全氟聚醚的方法
    • US20100121106A1
    • 2010-05-13
    • US12595037
    • 2008-04-08
    • Ugo De PattoGiuseppe MarchionniPier Antonio Guarda
    • Ugo De PattoGiuseppe MarchionniPier Antonio Guarda
    • C07C43/30C07C53/46
    • C08G65/007C08G65/322
    • A process for preparing perfluoropolyethers of formula T-O—(RF)z-T′  (I) wherein: T, T′ are end groups, z=0 or 1; RF is a perfluoro(poly)oxyalkylene chain containing one or more fluorooxyalkylene repeating units selected from the group consisting of (CF2O), —(CF(CF3)O)—, —(CF2CF2O)—, —(CF2CF(CF3)O)—, —(CF(CF3)CF2O)—, —(CF2CF2CF2O)—, —(CF2CF2CF2CF2O)—, and —(CF2)j—CFZ—O— wherein j is an integer from 0 to 3, and Z is a fluorooxyalkylene chain comprising from 1 to 20 repeating units selected from the above reported fluorooxyalkylene units; comprising the reduction of peroxidic perfluoropolyethers comprising one or more of the above defined repeating units by using gaseous hydrogen in the presence of a catalyst comprising one or more metals of the VIII group supported on graphitic materials.
    • 制备式T-O-(RF)z-T'(I)的全氟聚醚的方法,其中:T,T'是端基,z = 0或1; RF是包含选自(CF 2 O), - (CF(CF 3)O) - , - (CF 2 CF 2 O) - , - (CF 2 CF(CF 3)O)中的一种或多种氧代烯烃重复单元的全氟(聚)氧化烯链, - (CF(CF 3)CF 2 O) - , - (CF 2 CF 2 CF 2 O) - , - (CF 2 CF 2 CF 2 CF 2 O) - 和 - (CF 2)j-CFZ-O-其中j为0至3的整数,Z为氟氧化烯 链,其包含1至20个选自上述氟氧化烯单元的重复单元; 包括通过在包含一种或多种负载在石墨材料上的VIII族的金属的催化剂存在下使用气态氢来还原包含一个或多个上述定义的重复单元的过氧化全氟聚醚。
    • 2. 发明申请
    • PROCESS FOR PREPARING HIGH PURITY MONOCARBOXYLIC PERFLUOROPOLYETHERS
    • 制备高纯度单羧基全氟酚的方法
    • US20090118550A1
    • 2009-05-07
    • US12296263
    • 2007-04-03
    • Giuseppe MarchionniUgo De PattoPier Antonio Guarda
    • Giuseppe MarchionniUgo De PattoPier Antonio Guarda
    • C07C41/38
    • C08G65/007C08G65/32
    • A process for preparing monocarboxylic perfluoropolyethers of formula: A-O-(RF)z-(CFY)t-C(O)OX (I) wherein: X is H, C1-C10 alkyl, or an aryl group; Y=F, CF3; t=1, 2 or 3; A is a C1-C4 perfluoroalkyl end group; z=0 or 1; RF is a perfluorooxyalkylene chain; having a number average molecular weight in the range 180-8,000; comprising the following steps: a) one or more distillations of perfluoropolyethers (PFPE) of formula T-O-(RF)z-T′ (II) wherein: z and RF are as above defined; T, T′, equal to or different from each other, are selected from acyl fluoride or carbonyl-containing functional end groups and non functional end groups to obtain one PFPE fraction of formula (II) wherein the difference between the minimum and the maximum molecular weight of the components is lower than or equal to 600; b) partial fluorination of the fraction obtained in a); c) esterification c1) and/or hydrolysis c2) of the mixture obtained in b); d) distillation of the product obtained in c2) or in c1).
    • 一种制备式A-O-(RF)z-(CFY)t-C(O)OX(I)的单羧基全氟聚醚的方法,其中:X为H,C 1 -C 10烷基或芳基; Y = F,CF3; t = 1,2或3; A是C1-C4全氟烷基端基; z = 0或1; RF是全氟代亚烷基链; 数均分子量在180-8,000范围内; 包括以下步骤:a)式T-O-(RF)z-T'(II)的全氟聚醚(PFPE)的一个或多个蒸馏,其中:z和RF如上所定义; T,T'彼此相同或不同,选自酰基氟或含羰基的官能端基和非官能端基,以获得一种式(II)的PFPE级分,其中最小和最大分子之间的差异 部件重量低于或等于600; b)在a)中获得的级分的部分氟化; c)在b)中获得的混合物的酯化c1)和/或水解c2); d)蒸馏在c2)或c1)中得到的产物。
    • 4. 发明授权
    • Method for preparing carbonylic perfluoropolyethers
    • 制备羰基全氟聚醚的方法
    • US09249260B2
    • 2016-02-02
    • US12595037
    • 2008-04-08
    • Ugo De PattoGiuseppe MarchionniPier Antonio Guarda
    • Ugo De PattoGiuseppe MarchionniPier Antonio Guarda
    • C07C43/30C07C53/46C08G65/00C08G65/322
    • C08G65/007C08G65/322
    • A process for preparing perfluoropolyethers of formula T-O—(RF)z-T′  (I) wherein: T, T' are end groups, z=0 or 1; RF is a perfluoro(poly)oxyalkylene chain containing one or more fluorooxyalkylene repeating units selected from the group consisting of (CF2O), —(CF(CF3)O)—, —(CF2CF2O)—, —(CF2CF(CF3)O)—, —(CF(CF3)CF2O)—, —(CF2CF2CF2O)—, —(CF2CF2CF2CF2O)—, and —(CF2)j—CFZ—O— wherein j is an integer from 0 to 3, and Z is a fluorooxyalkylene chain comprising from 1 to 20 repeating units selected from the above reported fluorooxyalkylene units; comprising the reduction of peroxidic perfluoropolyethers comprising one or more of the above defined repeating units by using gaseous hydrogen in the presence of a catalyst comprising one or more metals of the VIII group supported on graphitic materials.
    • 制备式T-O-(RF)z-T'(I)的全氟聚醚的方法,其中:T,T'是端基,z = 0或1; RF是包含选自(CF 2 O), - (CF(CF 3)O) - , - (CF 2 CF 2 O) - , - (CF 2 CF(CF 3)O)中的一种或多种氧代烯烃重复单元的全氟(聚)氧化烯链, - (CF(CF 3)CF 2 O) - , - (CF 2 CF 2 CF 2 O) - , - (CF 2 CF 2 CF 2 CF 2 O) - 和 - (CF 2)j-CFZ-O-其中j为0至3的整数,Z为氟氧化烯 链,其包含1至20个选自上述氟氧化烯单元的重复单元; 包括通过在包含一种或多种负载在石墨材料上的VIII族的金属的催化剂存在下使用气态氢来还原包含一个或多个上述定义的重复单元的过氧化全氟聚醚。
    • 5. 发明授权
    • Process for preparing high purity monocarboxylic perfluoropolyethers
    • 制备高纯度单羧基全氟聚醚的方法
    • US08008523B2
    • 2011-08-30
    • US12296263
    • 2007-04-03
    • Giuseppe MarchionniUgo De PattoPier Antonio Guarda
    • Giuseppe MarchionniUgo De PattoPier Antonio Guarda
    • C07C69/66
    • C08G65/007C08G65/32
    • A process for preparing monocarboxylic perfluoropolyethers of formula: A-O—(RF)z—(CFY)t—C(O)OX (I) wherein: X is H, C1-C10 alkyl, or an aryl group; Y=F, CF3; t=1, 2 or 3; A is a C1-C4 perfluoroalkyl end group; z=0 or 1; RF is a perfluorooxyalkylene chain; having a number average molecular weight in the range 180-8,000; comprising the following steps: a) one or more distillations of perfluoropolyethers (PFPE) of formula T-O—(RF)z-T′ (II) wherein: z and RF are as above defined; T, T′, equal to or different from each other, are selected from acyl fluoride or carbonyl-containing functional end groups and non functional end groups to obtain one PFPE fraction of formula (II) wherein the difference between the minimum and the maximum molecular weight of the components is lower than or equal to 600; b) partial fluorination of the fraction obtained in a); c) esterification c1) and/or hydrolysis c2) of the mixture obtained in b); d) distillation of the product obtained in c2) or in c1).
    • 一种制备式A-O-(RF)z-(CFY)t-C(O)OX(I)的单羧基全氟聚醚的方法,其中:X为H,C 1 -C 10烷基或芳基; Y = F,CF3; t = 1,2或3; A是C1-C4全氟烷基端基; z = 0或1; RF是全氟代亚烷基链; 数均分子量在180-8,000范围内; 包括以下步骤:a)式T-O-(RF)z-T'(II)的全氟聚醚(PFPE)的一个或多个蒸馏,其中:z和RF如上所定义; T,T'彼此相同或不同,选自酰基氟或含羰基的官能端基和非官能端基,以获得一种式(II)的PFPE级分,其中最小和最大分子之间的差异 部件重量低于或等于600; b)在a)中获得的级分的部分氟化; c)在b)中获得的混合物的酯化c1)和/或水解c2); d)蒸馏在c2)或c1)中得到的产物。
    • 7. 发明授权
    • Peroxidic perfluoropolyethers
    • 过氧化全氟聚醚
    • US07629483B2
    • 2009-12-08
    • US12099293
    • 2008-04-08
    • Giuseppe MarchionniPier Antonio Guarda
    • Giuseppe MarchionniPier Antonio Guarda
    • C07C309/06
    • C08G65/32C08G65/007
    • Peroxidic perfluoropolyethers having formula: X1—O(CF2O)n1(CF2CF2O)m1(CF2(CF2)zCF2O)p1(O)h—X2  (I) wherein: X1 and X2, equal to or different from each other, are chain end groups selected among —CF2COF, —COF, —SO2F; n1, m1, p1 and h are integers such that the number average molecular weight is in the range 700-100,000; z=1 or 2; with the proviso that: the m1/n1 ratio is between 0.2 and 10; the p1/(n1+m1) ratio is lower than 0.05; the h/(n1+m1+p1) ratio is such that the PO content, defined as grams of active oxygen/100 g of compound, is in the range 0.8-4.5, preferably 1.4-3.8; the perfluorooxyalkylene units being statistically distributed along the polymeric chain.
    • 具有式:X1-O(CF2O)n1(CF2CF2O)m1(CF2(CF2)zCF2O)p1(O)h-X2(I)的过氧化全氟聚醚其中:X 1和X 2彼此相同或不同,为链末端 -CF 2 COF,-COF,-SO 2 F中选择的基团; n1,m1,p1和h是数均分子量在700-100,000范围内的整数; z = 1或2; 条件是:m1 / n1比在0.2和10之间; p1 /(n1 + m1)比低于0.05; h /(n1 + m1 + p1)的比例使得定义为活性氧克数/ 100g化合物的PO含量在0.8-4.5,优选1.4-3.8的范围内; 全氟氧化烯单元沿着聚合物链统计分布。
    • 8. 发明申请
    • Peroxidic Perflouropolyethers
    • 过氧化物Perflouropolyethers
    • US20080194881A1
    • 2008-08-14
    • US12099293
    • 2008-04-08
    • Giuseppe MARCHIONNIPier Antonio Guarda
    • Giuseppe MARCHIONNIPier Antonio Guarda
    • C07C43/17
    • C08G65/32C08G65/007
    • Peroxidic perfluoropolyethers having formula: X1—O(CF2O)n1(CF2CF2O)m1(CF2(CF2)zCF2O)p1(O)h—X2   (I) wherein: X1 and X2, equal to or different from each other, are chain end groups selected among —CF2COF, —COF, —SO2F; n1, m1, p1 and h are integers such that the number average molecular weight is in the range 700-100,000; z=1 or 2; with the proviso that: the m1/n1 ratio is between 0.2 and 10; the p1/(n1+m1) ratio is lower than 0.05; the h/(n1+m1+p1) ratio is such that the PO content, defined as grams of active oxygen/100 g of compound, is in the range 0.8-4.5, preferably 1.4-3.8; the perfluorooxyalkylene units being statistically distributed along the polymeric chain.
    • 具有下式的过氧化全氟聚醚:<?in-line-formula description =“In-line Formulas”end =“lead”?> X 1 -O(CF 2 O) (CF 2)2(CF 2)2(CF 2)(CF 2)(CF 2) (O) > 2 <?in-line-formula description =“In-line Formulas”end =“tail”?>其中:X 1和X 2 < SUB>,彼此相同或不同,为选自-CF 2 COF,-COF,-SO 2 F的链端基; n1,m1,p1和h是数均分子量在700-100,000范围内的整数; z = 1或2; 条件是:m1 / n1比在0.2和10之间; p1 /(n1 + m1)比低于0.05; h /(n1 + m1 + p1)的比例使得定义为活性氧克数/ 100g化合物的PO含量在0.8-4.5,优选1.4-3.8的范围内; 全氟氧化烯单元沿着聚合物链统计分布。
    • 9. 发明授权
    • Method for transferring heat
    • 传热方法
    • US08999192B2
    • 2015-04-07
    • US13120482
    • 2009-09-22
    • Pier Antonio GuardaGianfranco SpataroPadmanabhan SrinivasanGiuseppe Marchionni
    • Pier Antonio GuardaGianfranco SpataroPadmanabhan SrinivasanGiuseppe Marchionni
    • C09K5/00C09K3/18C09K5/10
    • C09K5/10
    • A process for transferring heat from a heat source to a heat sink, comprising using as heat transfer medium a composition comprising: at least one fluorinated fluid free from functional groups (fluid (H)); at least one functional (per)fluoropolyether (functional PFPE(1)) comprising recurring units (R1), said recurring units comprising at least one ether linkage in the main chain and at least one fluorine atom (fluoropolyoxyalkylene chain), and at least one functional end group chosen between —COOH and —CONH2; at least one functional (per)fluoropolyether (functional PFPE(2)) comprising recurring units (R1) as defined above and at least one functional end group chosen between —COCF3 and its hydroxylated derivative —C(OH)2CF3.
    • 一种用于将热量从热源传递到散热器的方法,包括使用作为传热介质的组合物,所述组合物包含:至少一种不含官能团的氟化流体(流体(H)); 至少一种包含重复单元(R1)的功能性(全)氟聚醚(功能性PFPE(1)),所述重复单元包含主链中至少一个醚键和至少一个氟原子(氟聚氧亚烷基链)和至少一个 在-COOH和-CONH 2之间选择的官能端基; 至少一种功能性(全)氟聚醚(功能性PFPE(2)),其包含如上定义的重复单元(R1)和至少一个选自-COCF 3与其羟基化衍生物-C(OH)2CF 3之间的官能端基。
    • 10. 发明授权
    • Fluorinated lubricants
    • 氟化润滑剂
    • US08278256B2
    • 2012-10-02
    • US12516158
    • 2007-11-29
    • Giuseppe MarchionniPier Antonio GuardaMarco Avataneo
    • Giuseppe MarchionniPier Antonio GuardaMarco Avataneo
    • C10M105/18
    • C08G65/007C08L27/12C08L71/02C08L2205/05C10M107/38C10M2213/043C10M2213/0606C10N2230/06C10N2230/74C10N2250/10C08L2666/04
    • Polymers of formula Q-O-[A-B]z-[A-B′]z-A-Q′  (I) wherein: A=-(X)a—O-A′-(X′)b— with A′=perfluoropolyether chain and X, X′=—CF2—, —CF2CF2—; a, b=0.1 with the proviso that a=1 if A is linked to Q-O—; b=0 when A is linked to Q′; B derives from homopolymerizable olefins by radical route, of formula: —[(CR1R2—CR3R4)j(CR5R6—CR7R8)j′]—  (Ia) wherein j is an integer from 1 to 30, j′ is an integer from 0 to 29 with the proviso that (j+j′) is higher than 2 and lower than 30; R1-R8 are halogen; H; C1-C6 (per)haloalkyl; C1-C6 alkyl; or C1-C6 oxy(per)fluoroalkyl; B′=B but at least one among R1-R8 has a meaning different from that in B; z, z′ are such that the number average molecular weight of the polymer of formula (I) is between 500 and 150,000; Q, Q′=C1-C3 (per)fluoroalkyl or functional end group —(CFW)-Dq-Tk; W=F, CF3; k and q are integers, k ranges from 1 to 4, q is an integer and is equal to 0 or 1; with the proviso that at least one of Q, Q′ is functional end group.
    • 具有式QO- [AB] z- [AB'] zAQ'(I)的聚合物其中:A = - (X)a-OA' - (X')b-,其中A'=全氟聚醚链,X,X'= -CF 2 - , - C 2 CF 2 - ; a,b = 0.1,条件是如果A连接到Q-O-,则a = 1; 当A连接到Q'时,b = 0; B通过自由基途径衍生自均聚烯烃,式为: - [(CR1R2-CR3R4)j(CR5R6-CR7R8)j'] - (Ia)其中j为1至30的整数,j'为0至 29,条件是(j + j')高于2且低于30; R1-R8是卤素; H; C1-C6(全)卤代烷基; C1-C6烷基; 或C 1 -C 6氧基(全)氟代烷基; B'= B,但R1-R8中至少有一个与B不同; z,z'使得式(I)的聚合物的数均分子量在500和150,000之间; Q,Q'= C1-C3(全)氟烷基或官能端基 - (CFW)-Dq-Tk; W = F,CF3; k和q是整数,k的范围是1到4,q是整数,等于0或1; 条件是Q,Q'中的至少一个是官能端基。