4.日本宇部PA6：1011FB,1013B,1013NB,1013NW8,1013NU2,1022B,1030B,1018I,1030J,1013R1013RW,1013RU1,1013NH,1011G***,1015GC6,1015GC9,1015G1,1022SV2PA66：2015B,2020B,2020U,2020UW1,2020G***,2020GC6,2020GC9,2020H,2020GCU,2015SWPA12：3014U,3020LU1,3024U,3024LU,3035U,3035LU,3050JU3035JU6,3035JL1,3030JU2。5.日本宝理PA66：1310,1200,N-186,1100,N-325,1000,1003,1403,1703,1500,1503,N-265,N-277,N-2767072,7420,7423,7520,7523,7023,6030,6420,6423,6520,6523,6033,6030UV,10000UV。6.德国巴斯夫PA：非增强：A3K,B3S,C3U特殊级PA66：A3EG6,A3EG7,A3HG5,A3WG6,A3WG10A3X2G5A3X2G7特殊级PA6：B3EG6,B3EG7,B3ZG6,B3WG6,B3UG4。7.德国拜耳PA6：非增强：B30S,B31SK,B36AS,B36ASK,B40SK,B40ECS,BC30,BC303,BC304,BC305B***0B***02透明级：T40增强级：BKV15,BKV35,BKV25Z,BKV40Z,BKV30Z,BKV35Z,BKV115,BKV130BKV215BKV30N,BKV30N1。8.荷兰D***公司：PA46：TE250F6TE250G9TE351TE373TW200F3TW200F6TW200F8TW241F10TW271F6TW341TW363PA6：F223-DK222-DK223-TP4K224-G3UK224-G6UK225-KSK-FHG6K-FHG12K-FHG8PA66：M-1016S223-DS223-GU2GS-51GS-HSJ-1/CF/10J-1/GF/20。9.美国杜邦：PA66：101101L101F131L131LHS-L105BK-10A42408408L408HS151L158L153HS-L157HS-LBK-10阻燃级：FR-10FR-50FR-60FR-80ST801ST801HS增强级：70G13L70G33L70G43L70G33HS1-L70G33HRL71G13L71G33L77G33L77G43L74G13J74G33J80G33L82G43L。)