isobutylene वाक्य
"isobutylene" हिंदी में isobutylene in a sentenceउदाहरण वाक्य
- The abbreviation IIR stands for isobutylene isoprene rubber . "'Polyisobutylene "', also known as " PIB " or polyisobutene, ( C 4 H 8 ) n, is the homopolymer of isobutylene, or 2-methyl-1-propene, on which butyl rubber is based.