There are two common production methods: 1. Long fiber method 2. Short fiber method　

PC/PE alloys are manufactured by mechanical blending. The dried PC and PE are added to a mixer equip　

To produce homopolymer formaldehyde with formaldehyde as the monomer, high-purity formaldehyde monom　

Polyoxymethylene is a high-density, highly crystalline linear polymer compound without side chains. 　

According to relevant reports, some citizens have raised the question of whether the white LED light　

Mr. Ma, a citizen, parked his car near his residential community the day before yesterday. Unexpecte