000			006840000a22002290004500
008			160831b1989 xxu||||| |||| 00| 0 eng d
041			_aeng
080			_a678(043) _b
942			_cTH
100			_aPerera, H.A.D.
700			_aDr. (Mrs.) L. Sivagurunathan _esup
245			_aDevelopment of inner tube using a blend of natural rubber and chlorobutyl rubber
260			_c[1989]
300			_a71p. : ill.
500			_aTH154
502			_dFAC_ENG _cCH _gUniversity of Moratuwa _o89
658			_aMSc in Polymer Technology
856			_uhttp://dl.lib.mrt.ac.lk/handle/123/895
650			_aRUBBER
650			_aCHLORINE CONTAINING POLYMERS
650			_aPLASTICS-BLENDING
999			_c17004 _d17004