Ethylene fluoro-containing copolymers
    3.
    发明授权
    Ethylene fluoro-containing copolymers 失效
    含乙烯含氟共聚物

    公开(公告)号:US5962610A

    公开(公告)日:1999-10-05

    申请号:US888286

    申请日:1997-07-03

    CPC分类号: C08F214/186 C08F210/02

    摘要: Ethylene fluoro-containing copolymers of the ECTFE and ETFE type, optionally in the presence of a third comonomer in amount comprised between 0.1 and 10% by moles, having a viscosity between 10.sup.2 and 10.sup.5 Pa.sec with shear rates of 1 sec.sup.-1 measured at the temperature of about 30.degree. C. higher than the second melting temperature, and having a rheologic curve in the diagram shear viscosity/shear-rate with a slope higher than 200, calculated as ratio between the viscosity in Pa.sec and the shear-rate in sec.sup.-1 in the shear-rate range comprised between 1 and 10 sec.sup.-1, and having a processability zone with shear-rate values higher than 10 s.sup.-1.

    摘要翻译: ECTFE和ETFE型的含乙烯基氟的共聚物,任选地在第三共聚单体存在下,其量为0.1至10摩尔%,其粘度为102至105Pa·s,剪切速率为1秒-1 在比第二熔融温度高约30℃的温度下,在图中具有斜率高于200的剪切粘度/剪切速率的流变曲线,以Pa.sec中的粘度与剪切力之比计算 - 在剪切速率范围为1至10秒-1的sec-1范围内,并具有剪切速率值高于10s-1的加工性区域。

    Ethylene fluoro-containing copolymers
    4.
    发明授权
    Ethylene fluoro-containing copolymers 有权
    含乙烯含氟共聚物

    公开(公告)号:US06329481B1

    公开(公告)日:2001-12-11

    申请号:US09354158

    申请日:1999-07-16

    IPC分类号: C08F21424

    CPC分类号: C08F214/186 C08F210/02

    摘要: Ethylene fluoro-containing copolymers of the ECTFE and ETFE type, optionally in the presence of a third comonomer in amount comprised between 0.1 and 10% by moles, having a viscosity between 102 and 105 Pa.sec with shear rates of 1 sec−1 measured at the temperature of about 30° C. higher than the second melting temperature, and having a rheologic curve in the diagram shear viscosity/shear-rate with a slope higher than 200, calculated as ratio between the viscosity in Pa.sec and the shear-rate in sec−1 in the shear-rate range comprised between 1 and 10 sec−1, and having a processability zone with shear-rate values higher than 10 s−1.

    摘要翻译: ECTFE和ETFE型的含乙烯基氟的共聚物,任选地在第三共聚单体存在下,其量为0.1至10摩尔%,其粘度为102至105Pa·s,剪切速率为1秒-1 在比第二熔融温度高约30℃的温度下,并且在图中具有斜率高于200的剪切粘度/剪切速率的流变曲线,以Pa.sec中的粘度与剪切比之间的比计算 - 在剪切速率范围为1至10秒-1的sec-1范围内,并具有剪切速率值高于10s-1的加工性区域。

    Fluoropolymer composition for multilayer assemblies

    公开(公告)号:US11441007B2

    公开(公告)日:2022-09-13

    申请号:US14131747

    申请日:2012-07-10

    摘要: The invention pertains to a composition (C1) comprising: at least one (meth)acrylic modified VDF polymer [polymer (A)] comprising recurring units derived from comprising recurring units derived from vinylidene fluoride (VDF) monomer and at least one hydrophilic (meth)acrylic monomer (MA) of formula (I), wherein each of R1, R2, R3, equal or different from each other, is independently a hydrogen atom or a C1-C3 hydrocarbon group, and ROH is a hydrogen or a C1-C5 hydrocarbon moiety comprising at least one hydroxyl group; at least one inorganic UV blocker compound in an amount not exceeding 5% wt, with respect to the weight of polymer (A), to multilayer assemblies comprising one layer made from said composition (C1), to a method for manufacturing said multilayer assemblies and to the use of the same in different field of use, including protection of PV modules.

    VDF polymer composition
    7.
    发明授权
    VDF polymer composition 有权
    VDF聚合物组成

    公开(公告)号:US08642702B2

    公开(公告)日:2014-02-04

    申请号:US13643339

    申请日:2011-04-26

    IPC分类号: C08F8/00 C08L23/04

    摘要: The invention pertains to a thermoplastic VDF polymer composition comprising: at least one thermoplastic vinylidene fluoride (VDF) polymer comprising at least 85% by moles of recurring units derived from VDF; and at least one ethylene/chlorotrifluoroethylene (ECTFE) polymer, wherein said ECTFE polymer possesses a melting point of less than 210° C. and it is comprised in an amount of from 0.1 to 20% wt with respect to the total weight of VDF polymer and ECTFE polymer. The invention also pertains to a process for making the VDF polymer and to the uses thereof for manufacturing films, in particular transparent films.

    摘要翻译: 本发明涉及一种热塑性VDF聚合物组合物,其包含:至少一种包含至少85%摩尔衍生自VDF的重复单元的热塑性偏二氟乙烯(VDF)聚合物; 和至少一种乙烯/氯三氟乙烯(ECTFE)聚合物,其中所述ECTFE聚合物具有小于210℃的熔点,并且其含量相对于VDF聚合物的总重量为0.1-20重量% 和ECTFE聚合物。 本发明还涉及制备VDF聚合物的方法及其用于制造膜,特别是透明膜的用途。

    Water-based fluoropolymer composition
    9.
    发明授权
    Water-based fluoropolymer composition 有权
    水性含氟聚合物组合物

    公开(公告)号:US07985790B2

    公开(公告)日:2011-07-26

    申请号:US12095798

    申请日:2006-12-04

    IPC分类号: C08K5/05

    摘要: A fluoropolymer composition comprising: at least one thermoplastic partially fluorinated fluoropolymer [polymer (F)]; water; less than 15% wt (based on total weight of composition) of a water-soluble solvent mixture [mixture (M)] comprising: at least one alcohol solvent [solvent (A)]; at least one glycol derivative solvent having a boiling point of at least 100° C. [solvent (GD)], wherein the solvent (GD) is a derivative of a compound comprising at least two hydroxyl groups, wherein at least one of the hydroxyl group has been derivatized to yield an ether or an ester bond.

    摘要翻译: 含氟聚合物组合物,其包含:至少一种热塑性部分氟化含氟聚合物[聚合物(F)]; 水; 包含:至少一种醇溶剂[溶剂(A)];小于15重量%(基于组合物的总重量)的水溶性溶剂混合物[混合物(M) 至少一种沸点为至少100℃的二醇衍生物溶剂[溶剂(GD)],其中溶剂(GD)是包含至少两个羟基的化合物的衍生物,其中至少一个羟基 已经衍生化得到醚或酯键。

    Additives for Halopolymers
    10.
    发明申请
    Additives for Halopolymers 有权
    卤代聚合物添加剂

    公开(公告)号:US20090326154A1

    公开(公告)日:2009-12-31

    申请号:US12516086

    申请日:2005-11-29

    IPC分类号: C08F214/24

    摘要: Polymeric compositions comprising: 1) at least one thermoprocessable semicrystalline halo-polymer; 2) an additive in amounts between 0.01 and 10% by weight of 1) one or more (per)fluoropolyether polymers of formula: Q-O-[A-B]z-[A-B′]z′-A-Q′ (I) wherein: A=—(X)a—O-A′-(X′)b— wherein A′ is a perfluoropolyether chain; X, X′=—CF2—, —CF2CF2—, —CF(CF3)—; a, b=0 or 1; B derives from one or more olefins, of which at least one homopolymerizable by radical way, of formula: —[(CR1R2—CR3R4)j(CR5R6—CR7R8)j′]— (Ia) wherein j=1-30, j′=0-29, with the proviso that 2

    摘要翻译: 聚合物组合物包括:1)至少一种热可加工半结晶卤代聚合物; 2)0.01至10重量%的添加剂,1)一种或多种式(Q) - [AB] z- [A-B'] z'-AQ'(I)的(全)氟聚醚聚合物,其中: A = - (X)aO-A' - (X')b-其中A'是全氟聚醚链; X,X'= -CF 2 - , - CF 2 CF 2 - , - CF(CF 3) - ; a,b = 0或1; B衍生自一种或多种烯烃,其中至少一种可通过自由基方式可通过以下通式共聚合: - [(CR1R2-CR3R4)j(CR5R6-CR7R8)j'] - (Ia)其中j = 1-30,j' = 0-29,条件是2 <(j + j')<30; R 1 -R 8 =卤素,H,C 1 -C 6(全)卤代烷基,C 1 -C 6烷基或C 1 -C 6氧基(全)氟烷基; B'=(Ia),但R 1 -R 8中的至少一个具有与B不同的含义,并且2 <=(j + j')<30; z> = 2; z'为0或整数; z,z'使得(I)的数均分子量在500和500,000之间; Q,Q'= C1-C3全氟烷基; C1-C6烷基; 或功能性端基。