การจัดเรียงตัวแบบsemi-crystallinity polymers จะทำให้เกิดความทึบแสงทำให้plastic นั้น strong but brittle , moderate good gas barrier and good chemical resistance
Sort of a semi-crystallinity polymers will cause opaque plastic, making them strong but brittle, moderate good gas barrier and good chemical resistance.
Arrangement of a semi-crystallinity polymers will cause opacity makes plastic that strong but brittle moderate good,, Gas barrier and good chemical resistance.