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    • 3. 发明申请
    • LAMINATES WITH FLUOROPOLYMERIC AND BONDING LAYERS
    • 具有氟聚合物和粘结层的层压体
    • WO2007082924A1
    • 2007-07-26
    • PCT/EP2007/050523
    • 2007-01-19
    • SOLVAY (Société Anonyme)BUSHELMAN, CorinneBRINATI, GiulioDOTY, James, K.
    • BUSHELMAN, CorinneBRINATI, GiulioDOTY, James, K.
    • F16L11/04B32B1/08B32B27/34C08L27/12C08L41/00C08L29/10C08L77/00
    • B32B27/08B32B1/08B32B7/10B32B27/304B32B27/34B32B2250/24B32B2270/00B32B2597/00C08L51/06C08L77/00F16L11/04F16L2011/047C08L2666/02
    • The invention relates to a multilayer polymer structure e.g shaped article such as tubes [structure (S)] comprising a layer (alpha) comprising at least one aromatic polyamide [polymer (AA)], said layer (alpha) being linked to a layer (γ) comprising at least one melt-processible fluoropolymer substantially free from recurring units derived from functional monomers [polymer (F)] via a layer (β), said layer (β) comprising a polymer composition (C-1), said polymer composition (C-1) comprising from 100 % to 3 % by weight of at least one functional fluoropolymer [polymer (I) ] , with respect to the total weight of the composition, and from 0 to 97 % by weight of at least one melt-processible fluoropolymer substantially free from recurring units derived from functional monomers [polymer (F)], with respect to the total weight of the composition, wherein said polymer (I) is a functional per (halo) fluoropolymer comprising recurring units derived from at least one fluorinated functional monomer. The multilayer structures of the invention enables obtaining structures with excellent adhesion between fluoropolymers and polyamides, whose components can withstand high processing temperature, such as those required for instance for aromatic polyamide processing and extremely harsh environment.
    • 本发明涉及一种多层聚合物结构,例如成型制品例如包含包含至少一种芳族聚酰胺[聚合物(AA)]的层(α)的管[结构(S)],所述层(α)连接到层 包含至少一种可熔融加工的含氟聚合物,所述含氟聚合物基本上不含通过层(ß)衍生自官能单体[聚合物(F)]的重复单元,所述层(ß)包含聚合物组合物(C-1) (C-1),包含100重量%至3重量%的至少一种官能含氟聚合物[聚合物(I)],相对于组合物的总重量,和0至97重量%的至少一种熔体 - 相对于组合物的总重量,基本上不含有衍生自官能单体[聚合物(F)]的重复单元的可加工的含氟聚合物,其中所述聚合物(I)是包含至少衍生的重复单元的功能性(卤素)含氟聚合物 一个氟化功能单体 河 本发明的多层结构能够获得在含氟聚合物和聚酰胺之间具有优异粘附性的结构,其组分可以承受高的加工温度,例如芳族聚酰胺加工和极恶劣环境所需的那些。
    • 10. 发明申请
    • IMPROVED MULTILAYER POLYMER STRUCTURE
    • 改进的多层聚合物结构
    • WO2006056581A1
    • 2006-06-01
    • PCT/EP2005/056181
    • 2005-11-23
    • SOLVAY ADVANCED POLYMERS, L.L.C.BUSHELMAN, CorinneDOTY, James K.DE CANNIERE, JeanBILLIET, Johan
    • BUSHELMAN, CorinneDOTY, James K.DE CANNIERE, JeanBILLIET, Johan
    • B32B27/30B32B27/34
    • B32B27/08B32B27/30B32B27/304B32B27/322B32B27/34Y10T428/24942Y10T428/3154Y10T428/31725
    • Multilayer Polymer Structure Mu ltilayer structure comprising at least one couple (L1-L2) of adjacent layers (L1) and (L2), wherein layer (L1) comprises at least one polymer composition (C1) comprising a grafted fluoropolymer material (M1) consisting of N1 grafted fluoropolymer(s) (P1), said polymer(s) (P1) obtained by a process comprising grafting onto an ungrafted fluoropolymer (U1) at least one grafting agent (G1) chosen from ethylenically unsaturated carboxy acids, their esters, their anhydrides and their salts, layer (L2) comprises at least one polymer composition (C2) comprising at least one impact modifier (I2) and a semi-crystalline aromatic polyamide material (M2) consisting of N2 semi-crystalline aromatic polyamide polymer(s) (P2), and the average melting temperature (T av,1 ) of material (M1) differs by at most 45°C from the average melting temperature (T av,2 ) of material (M2), N j being the number of polymer(s) (Pj) of material (Mj), Nj ≥ 1, T av, j being equal to formula (I) w i,j being the weight amount of the i th polymer (Pj) of material (Mj), T i,j being the melting temperature of the i th polymer (Pj) of material (Mj), W j being the total weight amount of material (Mj), fo r j = 1 and for j = 2. Process for manufacturing the above multilayer structure, which comprises co-extruding polymer compositions (C1) and (C2), so as to obtain couple (L1-L2) of adjacent layers (L1) and (L2). Shaped article comprising the above multilayer structure, and process for manufacturing it.
    • 多层聚合物结构包含相邻层(L1)和(L2)的至少一对(L1-L2)的一层结构,其中层(L1)包含至少一种包含接枝的氟聚合物材料(M1)的聚合物组合物(C1) 的N1接枝氟聚合物(P1),所述聚合物(P1)通过包括接枝在未接枝的含氟聚合物(U1)上的方法获得,所述接枝聚合物选自烯属不饱和羧酸,其酯, 它们的酸酐及其盐,层(L2)包含至少一种包含至少一种抗冲改性剂(I2)的聚合物组合物(C2)和由N 2半结晶芳族聚酰胺聚合物(s)组成的半结晶芳族聚酰胺材料 )(P2),并且材料(M1)的平均熔融温度(T max,1 <1)与平均熔融温度(T av,2)相差至多45℃, (M2)的材料(Mj)的数量,Nj =材料(Mj)的聚合物数(Pj),Nj = 1,T (I)等于式(I)的化合物,其中i是材料的第i个聚合物(Pj)的重量(ⅰ) Mj),T i i,j i是材料(M j)的第i个/ O(P j)的熔融温度,W ij是 材料的总重量(Mj),fojj = 1和j = 2。制造上述多层结构的方法,其包括共挤出聚合物组合物(C1)和(C2),以获得偶合(L1- L2)相邻层(L1)和(L2)。 包括上述多层结构的成型制品及其制造方法。