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Type of Modifier

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BITUMEN MODIFIER
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  ASSIGNMENT 1 MKA1103ADVANCED PAVEMENT MATERIAL Find the type of modifie !nd e !mp#e of !dditi$e of e!%h modifie th!t &ein' ()ed to modify  &it(men* INTRODUCTION +it(men i) ! &#!%, o d!, &o-n non.%y)t!##ine )o#id o $i)%o() m!tei!#/ %ompo)ed  pin%ip!##y of hi'h mo#e%(#! -ei'ht hydo%!&on)/ h!$in' !dhe)i$e popetie)/ dei$ed fom  peto#e(m eithe &y n!t(!# o efiney po%e))e) !nd )(&)t!nti!##y )o#(&#e in %!&on di)(#phide* Refe to A#i A,h&e o()efi 2002/ &it(men in p(e fom i) not )(it!&#e fo moden o!d) !nd  pe)ent t!ffi%/ theefoe fo%ed en'inee) to modify &it(men to impo$e it) pefom!n%e d(in' )e$i%e #ife*The modified &inde !e moe )t!&#e (nde he!$y #o!d)/ &!,in' !nd !%%e#e!tin' fo%e) !nd )ho-) in%e!)ed e)i)t!n%e to pem!nent defom!tion in hot -e!the* It e)i)t) f!ti'(e #o!d) !nd h!$in' &ette !dhe)ion &et-een !''e'!te) !nd &inde)* TYPE OF BITUMEN MODIFIER AND ADDITIVE Thee !e 3 type of &it(men modifie/ n!me#y 41phy)i%!# modifi%!tion2%hemi%!# modifi%!tion3othe type modifi%!tionThe t!&#e &e#o- )ho-ed the type of modifie !nd e !mp#e of !dditi$e th!t &ein' ()ed to modify the &it(men*  ASSIGNMENT 1 MKA1103ADVANCED PAVEMENT MATERIAL Table 1: The type of physial !o ifie# a$ a iti%e &se i$ the !ate#ialTYPE OF MODIFIERTYPE OF ADDITIVE 1 Themop#!)ti% E#!)tome)  ã Styene 5 &(t!diene 5 )tyene S+S ã Styene 5 &(t!diene 5 (&&e S+R ã Styene 5 i)opene 5 )tyene SIS ã Styene 5 ethy#ene 5 &(t!diene . )tyene SE+S ã Ethy#ene 5 popy#ene 5 diene tepo#yme EPDM ã I)o&(tene 5 i)opene %opo#yme IIR ã  N!t(!# (&&e  ã C(m& tye (&&e  ã Po#y&(t!dine P+D ã Po#yi)opene2 Themop#!)ti% Po#yme   ã Ethy#ene $iny# !%et!te EVA ã Ethy#ene methy# !%y#!te EMA ã Ethy#ene &(ty# !%y#!te E+A ã At!%ti% po#ypopy#ene APP ã Po#yethy#ene PE ã Po#ypopy#ene PP ã Po#y$iny# Ch#oide PVC ã Po#y)tyene PS3 Themo)ettin' Po#yme)  ã Epo y Re)in ã Po#y(eth!ne Re)in ã A%y#i% Re)in ã Pheno#i% e)inSo(%e4 Re!d/ 6 !nd 7hiteo!,/ D 2003  ASSIGNMENT 1 MKA1103ADVANCED PAVEMENT MATERIAL Amon' m!ny diffeent po#yme) ()ed in &it(men modifi%!tion )(%h !) themop#!)ti%)/ themo)et)/ themop#!)ti% e#!)tome)/ the (&&e) )eem) to &e moe !tt!%ti$e* A#tho('h themop#!)ti% e#!)tome) )(%h !) )tyene.&(t!diene.)tyene ti&#o%, %opo#yme S+S o it) hydo'en!ted fom) !nd p#!)tome) )(%h !) ethy#ene.$iny#!%et!te %opo#yme EVA !e 'ood &it(men modifie)/ (&&e) !e pefeed d(e to thei #o-e pi%e)* In f!%t/ &it(men i) )(ppo)ed to ,eep it) phy)i%!# !nd heo#o'i%!# popetie) %on)t!nt !t diffeent )e$i%e tempe!t(e) !nd #o!din' %ondition) !nd t!n)fom) it)e#f to ! #o- $i)%o)ity Ne-toni!n f#(id !tmi in' tempe!t(e 189oC* Thi) type of &it(men i) %!##ed :ide!# &it(men;* Con)t!nt heo#o'i%!# popetie) in ! -ide !n'e of tempe!t(e) %oe)pond to (&&ey &eh!$io(* It i) %on%#(ded th!t the (&&e) )ho(#d &e !&#e to modify &it(men popetie) $ey -e##* Theefoe/ m!ny type) of (&&e) -ee intod(%ed in &it(men P+R/ S+R !nd it) #!te / 'o(nd tie (&&e et%*Chemi%!# modifi%!tion ()ed the !dditi$e )(%h !) o'!no. met!##i% %ompo(nd)/ )(#ph( !nd #i'nin* It ()ed the %hemi%!# !'ent !) !dditi$e to modify the %h!!%tei)ti% of p(e &it(men* D(e to $!y %omp#e )t(%t(e of &it(men/ %hemi%!# modifi%!tion of &it(men h!$e not &een %omme%i!#i<ed !) phy)i%!# modifi%!tion* Table ': Type of a iti%e a i$( to he!ial !o ifie#TYPE OF MODIFIERTYPE OF ADDITIVE Chemi%!# Modifie)  ã ='!no.met!##i% %ompo(nd) ã S(#ph(  ã Li'ninSo(%e4 Re!d/ 6 !nd 7hiteo!,/ D 2003Me!n-hi#e/ the othe type of modifie !nd it) !dditi$e #i)ted !) &e#o-4 TYPE OF MODIFIERTYPE OF ADDITIVE Fi&e   ã Ce##(#o)e ã A#(mino.m!'ne)i(m )i#i%!te  ASSIGNMENT 1 MKA1103ADVANCED PAVEMENT MATERIAL ã G#!)) fi&e  ã A)&e)to) ã Po#ye)te  ã Po#ypopy#eneAdhe)ion impo$e)  ã ='!ni% !mine) ã Amide)Antio id!nt)  ã Amine) ã Pheno#) ã ='!no.<in%>o'!no.#e!d %ompo(nd) N!t(!# !)ph!#t)  ã Tinid!d L!,e A)ph!#t TLA ã Gi#)onite ã Ro%, !)ph!#tFi##e)  ã C!&on &#!%,  ã ?yd!ted #ime ã Lime ã F#y !)hE tende   ã S(#ph( So(%e)4 Te%hni%!# G(ide#ine 200@ CONC)U*ION A) %on%#()ion/ e!%h modifie h!) thei o-n !dditi$e) !) modifie !'ent* Thee !e m!ny modifie m!tei!#) th!t %!n &e ()ed to mi -ith &it(men to impo$e thei pefom!n%e !) p!$in' m!tei!#* R(&&e) !e pefeed !) &it(men modifie d(e to thei #o-e pi%e) !nd the !$!i#!&i#ity* Ne$ethe#e))/ the )e#e%tion of modifie i) dependin' on the ()e o %omp!ny* REFERRENCE*+1, A#i A,h&e o()efi 2002 : R&bbe# Mo ifie Bit&!e$s *;   I!ni!n Po#yme 6o(n!#/ 11 9*
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