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1. 发明申请

US20060205982A1 Process for preparing peroxidic perfluoropolyethers 有权
标题翻译：制备过氧化全氟聚醚的方法
公开(公告)号：US20060205982A1
公开(公告)日：2006-09-14
申请号：US11370042
申请日：2006-03-08
申请人： Giuseppe Marchionni , Pier Guarda , Elvira Pagano
发明人： Giuseppe Marchionni , Pier Guarda , Elvira Pagano
IPC分类号： C07C409/00
CPC分类号： C08G65/005
摘要： A process for preparing peroxidic perfluoropolyethers having a peroxidic content (PO) higher than 1.2 of formula A-CF2O(CF2CF2O)m(CF2O)n—(CF2CF2OO)ml(CF2OO)nlCF2—B (I) wherein A, B, equal to or different from each other are Cl—, F—, C1CF2—, COF—, —OCOF, —CF3, m, ml, n, nl are integers such that the (m+ml)/(n+nl) ratio is between 0.9 and 5 and the m/n ratio is between 0.8 and 3, the number average molecular weight is in the range 35,000-45,000, by tetrafluoroethylene (TFE) photooxidation in the presence of UV light, at a temperature from −80° C. to −40° C., in the presence of a mixture of solvents formed of HFC-227 (heptafluoropropane) and a solvent selected from HFC-125 (pentafluoroethane) and FC-218 (perfluoropropane).
摘要翻译：一种制备过氧化物全氟聚醚的方法，其过氧化物含量（PO）高于式？的线性公式描述=“在线公式”中的结果=“铅”→A-CF 2

2. 发明申请

US20060205921A1 Process for preparing peroxidic perfluoropolyethers 有权
标题翻译：制备过氧化全氟聚醚的方法
公开(公告)号：US20060205921A1
公开(公告)日：2006-09-14
申请号：US11366598
申请日：2006-03-03
申请人： Giuseppe Marchionni , Pier Guarda , Elvira Pagano
发明人： Giuseppe Marchionni , Pier Guarda , Elvira Pagano
IPC分类号： C08G73/24
CPC分类号： C08G65/007
摘要： A process for preparing peroxidic perfluoropolyethers having a perioxidic content (PO) lower than or equal to 1.2 of formula A-CF2O(CF2CF2O)m(CF2O)n—(CF2CF2OO)m1(CF2OO)n1CF2—B (I) Wherein A, B equal to or different from each other are —C1, —F, —F2CC1, —COF, —OCOF, —CF3, m, m1, n, n1 are integers such that the (m+m1)/(n+n1) ratio is between 0.6 and 1.3 and the m/n ration is between 0.5 and 1.2; the number average molecular weight is in the range 35,000-45,000, by tetrafluoroethylene (TFE) photooxidation in the presence of UV light, at a temperature from −80° C. to −40° C., in the presence of a mixture of solvents formed of HFC-227 (hepta-fluoropropane) and a solvent selected between HFC-125 (pentafluoroethane) and FC-218 (perfluoropropane).
摘要翻译：一种制备过氧化全氟聚醚的方法，该过氧化全氟聚醚具有低于或等于式（β）的1.2的线型式描述=“在线公式”中的最大值=“铅”→A-CF2 （CF 2 O 2）O（CF 2 O 2）O（CF 2 O 2）n（CF 2 O 2）n （CF 2 O 2）m1（CF 2 O 2）n1（CF 2 O 2）n1 其中A，B等于或不同于每一个，其中A，B等于或不同于每个其它是-C1，-F，-F2C1，-COF，-OCOF，-CF3，m，m1，n，n1是整数，使得（ m + m1）/（n + n1）的比例在0.6和1.3之间，m / n比在0.5和1.2之间; 在UV光的存在下，在-80℃至-40℃的温度下，在溶剂混合物存在下，数均分子量在35,000-45,000范围内，通过四氟乙烯（TFE）光氧化由HFC-227（七氟丙烷）和选自HFC-125（五氟乙烷）和FC-218（全氟丙烷）之间的溶剂形成。

3. 发明申请

US20050075517A1 Process for preparing perfluoropolyethers 有权
标题翻译：制备全氟聚醚的方法
公开(公告)号：US20050075517A1
公开(公告)日：2005-04-07
申请号：US10953764
申请日：2004-09-30
申请人： Giuseppe Marchionni , Elvira Pagano , Pier Guarda
发明人： Giuseppe Marchionni , Elvira Pagano , Pier Guarda
IPC分类号： C07C41/01 , C07C43/12 , C08G65/00 , C08G65/323 , C07C43/20
CPC分类号： C08G65/3236 , C08G65/007
摘要： A process to obtain perfluoropolyethers comprising: a) synthesis of the peroxidic perfluoropolyether by one of the following reactions: a1) TFE photooxidation, in the presence of UV light, at low temperature, in solvents selected between perfluorocarbons and (mono)hydrofluorocarbons, of general formula: CyF(2y+2−x)Hx (II) wherein y is an integer from 2 to 4; x is an integer equal to 0 or 1; in the presence of fluorine diluted with an inert gas; or a2) TFE oxidation using as radical initiator fluorine or hypofluorites of formula RfOF (III) (Rf pefluoroalkyl radical from 1 to 3 carbon atoms), operating from −40° C. to −100° C. at a pressure comprised between 0 and 12 bar, in an inert solvent under the reaction conditions; b) thermal treatment of the product obtained in a) at a temperature from 150° C. to 250° C., optionally in the presence of a regulating agent of the molecular weight selected between fluorine or hypofluorite of formula (III); c) treatment with elemental fluorine of the polymer obtained in step b) at temperatures from 100° C. to 250° C., or by treatment with fluorine in the presence of UV radiations, operating at temperatures from −50° C. to 120° C.
摘要翻译：一种获得全氟聚醚的方法，包括：a）通过以下反应之一合成过氧化全氟聚醚：a1）在UV光的存在下，在低温下，在全氟化碳和（单）氢氟碳化合物之间选择的溶剂中，TFE光氧化，一般式：CyF（2y + 2-x）Hx（II）其中y是2至4的整数; x是等于0或1的整数; 在用惰性气体稀释的氟的存在下; 或a2）TFE氧化，使用式RfOF（III）的自由基引发剂氟或次氟酸（Rf值为1至3个碳原子的Rf氟烷基），在-40℃至-100℃下以0和 12巴，在惰性溶剂中，在反应条件下; b）在150℃至250℃的温度下，任选地在选自式（III）的氟或次氟酸盐之间的分子量的调节剂存在下，热处理a）中得到的产物。 c）在100℃至250℃的温度下，在步骤b）中获得的聚合物的元素氟处理，或在UV辐射存在下通过氟处理，在-50℃至120℃的温度下操作 C。

4. 发明申请

US20050192413A1 Perioxidic perfluoropolyethers 有权
标题翻译：过氧化全氟聚醚
公开(公告)号：US20050192413A1
公开(公告)日：2005-09-01
申请号：US11063996
申请日：2005-02-24
申请人： Giuseppe Marchionni , Pier Guarda
发明人： Giuseppe Marchionni , Pier Guarda
IPC分类号： C07C69/708 , C08G65/00 , C08G65/32 , C08G65/48 , C08J3/09 , C08G59/14 , C07C409/24 , C07C409/44
CPC分类号： C08G65/32 , C08G65/007
摘要： 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 between —CF2COF and —COF; 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.
摘要翻译：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，是在-CF 2 COF和-COF之间选择的链端基; 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。

5. 发明申请

US20070112156A1 Linear perfluoropolyethers having an improved thermooxidative stability 有权
标题翻译：具有改善的热氧化稳定性的线性全氟聚醚
公开(公告)号：US20070112156A1
公开(公告)日：2007-05-17
申请号：US11648549
申请日：2007-01-03
申请人： Pier Guarda , Giuseppe Marchionni
发明人： Pier Guarda , Giuseppe Marchionni
IPC分类号： B32B27/00
CPC分类号： C08G65/007 , Y10T428/3154
摘要： Linear perfluoropolyethers of formula: T-O(CF2O)n(CF2CF2O)m(CF2CF2CF2O)r(CF2CF2CF2CF2O)s-T1 (I)wherein n, m, r, s are integers such that the polymer number average molecular weight is comprised between 700 and 100,000 and the n/(n+m+r+s) ratio ranges from 0.05 to 0.40, and respective preparation process by addition of a peroxidic perfluoropolyether of formula (III): T4-O(CF2O)n′(CF2CF2O)m′(O)h-T5 (III)having a PO from 1.8 to 4, to a perfluoropolyether oil preheated at a temperature comprised between 150° C. and 250° C. and subsequent exhaustive fluorination of the obtained compound.
摘要翻译：线性全氟聚醚，其结构如下：<？in-line-formula description =“In-line formula”end =“lead”？>（CF 2 O 2）n（CF （CF 2）2 CF 2 O 2（CF 2）2 CF 2，（CF 2）2 CF 2 CF 2 CH 2 CF 2 R 2 CF （I）<？in-line-formula description =“In-line Formulas”end =“tail”？>其中n， m，r，s是整数，使得聚合物数均分子量在700和100,000之间，n /（n + m + r + s）的比例为0.05至0.40，各自的制备方法通过加入过氧化物式（III）的全氟聚醚：<？in-line-formula description =“In-line Formulas”end =“lead”？> T （O）n'（CF 2）2 O 2）（O）H（O）对于全氟聚醚油进行预热的“=”在线公式“末端=”尾“→具有1.8至4的PO，在包含的温度下在150℃和250℃之间，随后彻底氟化所得化合物。

6. 发明申请

US20050197469A1 Peroxidic perfluoropolyethers 有权
标题翻译：过氧化全氟聚醚
公开(公告)号：US20050197469A1
公开(公告)日：2005-09-08
申请号：US11063976
申请日：2005-02-24
申请人： Giuseppe Marchionni , Pier Guarda
发明人： Giuseppe Marchionni , Pier Guarda
IPC分类号： C07C407/00 , C07C409/20 , C07C409/42 , C08G65/00 , C08G65/30 , C08G65/32 , C08G65/332 , C08G65/334 , C07C409/44 , C07C409/24 , C08G59/14
CPC分类号： C08G65/32 , C08G65/007
摘要： 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.
摘要翻译：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。

7. 发明申请

US20050074686A1 Perfluoropolyethers 失效
标题翻译：全氟聚醚
公开(公告)号：US20050074686A1
公开(公告)日：2005-04-07
申请号：US10953768
申请日：2004-09-30
申请人： Mattia Bassi , Pier Guarda
发明人： Mattia Bassi , Pier Guarda
IPC分类号： G03F7/20 , C07C43/12 , C08G65/00 , C08G65/04 , C08G65/30 , C08G65/32 , G02B1/04 , G02B5/00 , G03C3/00 , G03F7/004 , H01L21/027
CPC分类号： C08G65/32 , C08G65/007 , C08G65/30 , G02B1/04 , G03F7/2041 , C08L71/00
摘要： Use in optical systems as liquids to transmit light at wave lengths lower than 250 nm, in particular at 157 nm, of perfluoropolyethers having the following formula: X1—O(CF2O)n(CF2CF2O)m(CF2CF2CF2O)p (CF2CF2CF2CF2O)q—X2 (I) wherein: the repeating units —CF2O—, —CF2CF2O—, —CF2CF2CF2O—, —CF2CF2CF2CF2O— are statistically distributed along the chain; —X1 and —X2 are perfluoroalkyl chain end groups equal to or different from each other, having formula —(CF2)zCF3 wherein z is 0 or an integer from 1 to 3; n, m, p, q are 0 or integers comprised between 1 and 100, with the proviso that: at least one among n, m, p and q is different from zero; the ratio between the oxygen atoms and the carbon atoms (O/C) is higher than 0.33; wherein the chlorine atoms, determined by 19F-NMR are substantially absent.
摘要翻译：在光学系统中作为液体使用波长低于250nm（特别是157nm）的具有下式的全氟聚醚的光：X1-O（CF2O）n（CF2CF2O）m（CF2CF2CF2O）p（CF2CF2CF2CF2O）q- X2（I）其中：重复单元-CF2O-，-CF2CF2O-，-CF2CF2CF2O-，-CF2CF2CF2CF2O-沿着链统计分布; -X1和-X2是彼此等于或不同的全氟烷基链端基，其具有式 - （CF 2）z CF 3，其中z为0或1至3的整数; n，m，p，q是0或包含在1和100之间的整数，条件是：n，m，p和q中的至少一个不同于零; 氧原子和碳原子之间的比例（O / C）高于0.33; 其中通过19 F-NMR确定的氯原子基本上不存在。

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