首页>
外国专利>
Polyethylene terephthalate glycol for application to articles molded bottles packaging with improved processability and other process to obtain polyethylene terephthalate glycol and 38.Go molded
Polyethylene terephthalate glycol for application to articles molded bottles packaging with improved processability and other process to obtain polyethylene terephthalate glycol and 38.Go molded