METHOD FOR THE PRODUCTION OF HIGH-MOLECULAR POLYAMIDES

    公开(公告)号:MY140308A

    公开(公告)日:2009-12-31

    申请号:MYPI20053549

    申请日:2005-08-01

    Applicant: BASF AG

    Abstract: PROCESS FOR PREPARATION OF HIGH-MOLECULAR-WEIGHT POLYAMIDES, WHICH COMPRISES REACTING A POLYAMIDE A) AT A TEMPERATURE OF FROM 150 TO 350°C WITH A COMPOUND B) WHICH AT THIS REACTION TEMPERATURE LIBERATES ISOCYANIC ACID, WHERE THE CONCENTRATION OF THE AMINO END GROUPS IN THE POLYAMIDE A) USED IS GREATER THAN OR EQUAL TO THE CONCENTRATION OF THE CARBOXY END GROUPS.

    HEAT AGING-RESISTANT POLYAMIDES
    3.
    发明专利

    公开(公告)号:MY139749A

    公开(公告)日:2009-10-30

    申请号:MYPI20060314

    申请日:2006-01-24

    Applicant: BASF AG

    Abstract: THERMOPLASTIC MOLDING COMPOSITIONS COMPRISING A) FROM 10 TO 99 % BY WEIGHT OF AT LEAST ONE THERMOPLASTIC POLYAMIDE. B) FROM 0.1 TO 5 % BY WEIGHT OF AT LEAST ONE POLYETHYLENEIMINE HOMO- OR COPOLYMER, C) FROM 0.05 TO 3 % BY WEIGHT OF A LUBRICANT, D) FROM 0.05 TO 3 % BY WEIGHT OF A COPPER-CONTAINING SLABILIZER OR OF A STERICALLY HINDERED PHENOL OR MIXTURES THEREOF, E) FROM 0 TO 60 % BY WEIGHT OF FURTHER ADDITIVES, THE SUM OF THE PERCENTAGES BY WEIGHT OF COMPONENTS A) TO E) ADDING UP TO 100%.

Patent Agency Ranking