What is the role of Sulphur in the vulcanization of rubber ? – InterviewSolution

InterviewSolution

1.	What is the role of Sulphur in the vulcanization of rubber ?
Answer» The physical properties of rubber can be altered to suit the requirements by adding sulphur in vulcanization of rubber. The process of introducing -S-S- polysulphide crosslinks between the adjacent chains tend to limit the motion of chains relative to each other.

Discussion

No Comment Found

Related InterviewSolutions

The bakelite is made from phenol and formaldehyde. The initial reaction between the two compounds is an exmaple of:A. Aromatic electrophilic substitutionB. Aromatic nucleophilic substitutionC. Free radical reactionD. Aldol reaction
Of the following which is a step growth polymer?A. BakeliteB. PolyethyleneC. TeflonD. PVC
Polyacrylonitile is an exmaple of:A. addition polymerB. condensation polymerC. natural polymerD. None of these
Of the following which is a step growth polymer?A. BakeliteB. PolythyleneC. TeflonD. PVC
Which one of the following is not an exmaple of chain growth polymer?A. NeopreneB. Buna-SC. PMMAD. Glyptal
Which is an exmaple of thermosetting polymer?A. PolytheneB. NeopreneC. PVCD. Bakelite
Which type of polymer is cellulose diacetate fibre ?A. SyntheticB. NaturalC. Semi-syntheticD. None of these
Cellulose is a polymer ofA. Glucose and fructoseB. fructoseC. riboseD. sucrose
Alizarin is an example ofA. triaryl dyeB. azo dyeC. vat dyeD. anthraquinone dye
2,4-Dichlorphenoxyacetic acid is used asA. fungicideB. insecticideC. herbicideD. moth repellant