Research on waste rubber powder modified by sodium silicate

Dongqing Zhong, Shuguang Wang, Yu Gao, Luming Wang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In this study, the surface of waste rubber powder was activated and modified by sodium silicate through the chemical modification method, and the hydrophilic properties of the modified rubber powder were comprehensively analyzed based on characterization methods including the contact angle test, scanning electron microscopy (SEM), and infrared spectroscopy. According to the research results, the rubber powder modified by sodium silicate has a contact angle of 59.41°, indicating that the powder surface has changed from hydrophobic to hydrophilic after modification. The analysis of infrared spectroscopy, SEM and energy spectrum reveals that a semi-Transparent resin film, which is hydrophilic, has been formed on the surface of modified rubber powder. The rubber powder activated and modified by sodium silicate can be added into composite materials.

Original languageEnglish
Title of host publicationSecond International Conference on Medical Imaging and Additive Manufacturing, ICMIAM 2022
EditorsYusri Yusof
PublisherSPIE
ISBN (Electronic)9781510653375
DOIs
StatePublished - 2022
Event2nd International Conference on Medical Imaging and Additive Manufacturing, ICMIAM 2022 - Xiamen, China
Duration: 25 Feb 202227 Feb 2022

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume12179
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

Conference2nd International Conference on Medical Imaging and Additive Manufacturing, ICMIAM 2022
Country/TerritoryChina
CityXiamen
Period25/02/2227/02/22

Keywords

  • Hydrophilicity
  • Modification
  • Rubber powder
  • Sodium silicate

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