1. School of Materials Science and Engineering
2. Southwest Petroleum University
3. Chengdu
4. China 610500
5. Petrochemical Research Institute
6. PetroChina
7. Lanzhou
8. China 730060
9. Sichuan Guangya Science and Technology Co. Ltd.
10. Nanchong
11. China 637500
12. Nanchong Unicizers Chemical Industrial Co, Ltd
13. China 637000