Polyamide (PA) izwi cyane nka nylon, kandi urunigi rurerure rwa karubone nylon bivuga ubwoko bwa nylon bufite amatsinda 10 cyangwa arenga ya methylene hagati yumubano wa amide uhuza urunigi runini rwa macromolecule, nka PA11, PA12, PA1010, PA1212, PA1012, nibindi . Muri bo, PA610 na P ...
Soma byinshi