TUYAU FLEXIBLE EN POLYAMIDE POUR L AIR COMPRIME
    31.
    发明公开
    TUYAU FLEXIBLE EN POLYAMIDE POUR L AIR COMPRIME 审中-公开
    POLYAMIDSCHLAUCHFÜRDRUCKLUFT

    公开(公告)号:EP1993823A2

    公开(公告)日:2008-11-26

    申请号:EP07718110.5

    申请日:2007-01-22

    申请人: Arkema France

    摘要: The present invention relates to a multilayer hose for compressed air, comprising, in this order, a polyamide outer layer (1); optionally, an intermediate layer (2) of a polymer having a flexural modulus of less than 500 MPa; and an inner layer (3) of a polymer having a flexural modulus greater than 1100 MPa, the inner layer (3) being in contact with the compressed air.

    摘要翻译: 用于压缩空气的多层柔性软管包括聚酰胺外层,任选地具有小于1500MPa的挠曲模量的聚合物的中间层和具有大于1100MPa的挠曲模量的聚合物的内层,其中 内层与压缩空气接触。 用于压缩空气的多层柔性软管包括聚酰胺外层,任选地具有弯曲模量小于1500MPa的聚合物的中间层和具有大于1100MPa的挠曲模量的聚合物的内层,其中内层 与压缩空气接触。 聚酰胺是聚酰胺-11,聚酰胺-12(PA-12),式XY1 / Z或6Y2 / Z的聚酰胺(A)或式X2 / Y4Ar的半芳族聚酰胺(B1)。 X:6-10C脂族二胺; Y1:10-14C脂族羧酸二酸; Y2:15-20C脂族羧酸二酸; Z:内酰胺,α-甲基 - 氨基羧酸或X1Y3; X1:脂肪族二胺; Y 3:脂族羧酸二酸,其中Z与X,Y 1和Z之和或6,Y2和Z之和的比例为0-15重量%; Ar:芳族羧酸二酸; Y4:8-20C脂族二胺; 和X2:NH2-(CH 2)10-COOH,内酰胺-12或Y4,二胺与8-20C脂族二酸或二胺与间苯二甲酸缩合。

    AMORPHOUS COPOLYAMIDES COMPRISING P-BIS(AMINOCYCLOHEXYL)METHANE AND TEREPHTALIC ACID
    32.
    发明公开
    AMORPHOUS COPOLYAMIDES COMPRISING P-BIS(AMINOCYCLOHEXYL)METHANE AND TEREPHTALIC ACID 有权
    非晶共对二(环己基)甲烷和对苯二甲酸CONTAIN

    公开(公告)号:EP1989247A1

    公开(公告)日:2008-11-12

    申请号:EP07712238.0

    申请日:2007-02-19

    申请人: ARKEMA FRANCE

    IPC分类号: C08G69/02 C08G69/26 C08L77/06

    摘要: The present invention relates to amorphous transparent copolyamides of formula: PACM.T / D.X / X1.Y1 resulting from the condensation of PACM, terephtalic acid, a diamine D, a diacid X, a diamine X1 and a diacid Y1 in which : PACM denotes the p-bis(aminocyclohexyl)methane, T denotes terephtalic acid, D denotes a diamine chosen from aromatic, arylaliphatic and cycloaliphatic diamines, X denotes a diacid HOOC-(CH2)n-COOH having from 8 to 20 carbon atoms, XI denotes an aliphatic diamine, Y1 denotes a diacid HOOC-(CH2)n-COOH having from 6 to 20 carbon atoms, the mol proportion of PACM.T is such as (PACM.T)/(PACM.T+D.X) is above 0.5, and can be increased to 1 , the mol proportion of X1 is between 16% and 38%, X1.Y1 can be replaced partly or totally by Z, a lactam or an alpha-omega aminocarboxylic acid, having from 9 to 20 carbon atoms, and in this case the mol proportion of Z is between 33% and 75%.