VISIBLY BETTERvflr ufu oto nxrfr xt v4cx oUonc

. BS 3262; Paftl :1989

. AASHTO M249V6t fuQu deo nhi6t ke vach dr/dng SYNTHffiC dang b6t ch6't lddng cao theo ti6uchudn BS vi AASHTO dr/Qc cfu thirnh tir b6J nguydn sinh an-phi-tic hydro.cdcbon deo hoii cirng d6u kho6ng, b6t miu chiu nhi€t c0ng cdc hat bi thuy tinhph6n quang tl6_trQn s5n ciic phr; gia vi chit d6n calcided tr*g.Bot Synthetic O6 nung chdy vi OE Oing 5p dung 16n bE m5t b€ t6ng c0ng nhr.tasphalt bSng phUdng ph6p can trii ho5c phun 5p lrr. c dd bo n,6ntrh0trg vach kEdUdnq co d0 bEn mdu cao v6i d0 k6t dinh hoin h6o, khi n6ng ch6ng trr/dt vi h€sdphin quang cao.

THONG SO KY THUAT - White & Yellow AASHTO M249Loaivdt li€u deo nhi6.t niydu-o. ccSu thinh mgtcach hoin h6o ti/ciic chdt d6n, b6t mdu, nhr.fa nguy6n sinh vi c5c hat bithu!,tinh phin quang. Diy liloqi vit li6u dE loai bo tit ca aic chSt b6m bdn, bui vi cic vit thd t€n ngoii hoii chdt, d;ip rftrg drr* c6c y6u cbu Uong bang dr/di d5y:

oic tfnh cd !fMiu sdc rrang Ving

He s6 ph:it sang >85 >50

Thdigian kh6 3 ph0t rai 32t 3 fhut bi :z'C

Chdng frUQt >60 >60

Ch6ng v6, ran nut Nil Nil

Didm driy 99'C - 10fC 101'C - 106tDidm khing chiy <4% < 4o/o

Chi s6 ddi meu 0.05

Ti rc h6n hdp bOt deo nhiQt(Tf lQ theo trong hldng)

Thinh phEn c6'u tao tranq Vinq

ChSt tao m6ng 18.0 min 18.0 min

Bi th0y tinh 30-40 30-40B6t Titanum Dioxide 10.0 min

Chdt d6n Canciumcacbonate vi phu gia

42.0 max

B6t miu Note

Loqi v$t li€u d6o nhi€t niry duoc cdu thinh m$t cach hoin hio ttt aicchft d6n, b6t miu, nhub nguyEn sinh vi c6c hat bi thu'| tinh ph6nquang. D5y li loai vit li6u dE lqi bo t5t ca cac chdt b6m bdn, bui vic6c v6t thd bdn ngoii ho5 ch5t, d6p 0hg drldc cac y€u du trong bingdr/did5y:

iliu sic Tring VingTi trSnS 2.00 2.00

Didm ch6y 990C - 1050C 101t - 1060C

Didm ph6t sing 2#C 2400C

Thdigian kh6 3 phrlt Ei 32oC 3 phut tai 32"C

D6 khiing chiy < 4o/o < 4o/o

Ch6ng lSng dong Kh6ng(sau2gid,

tai 200oC )

Kh6n9(sau2gid,

tai 200oC )

Chdng ruQt >60 >60H,E sd phiit sang >75 >50

Chfttp ming: Bao gbm nhtJa ho6 deo hydrocacbon, nhufa nguydn sinhhod deo hay nhub colophan.BQt miu: Nguydn li€u bQt miu trSng dU-d. c c5u thinh tir chit Titaniumdeoxit loaiA (Anatase) hay loai R ( Rutile ). Hem lUdng chiCr6m trong vitli6u k6 vqch iil/dng niy kh6ng vrrOt quii 5oiChdtllQn: Catsilic miu #ng, calcite, thqch anh haydi cacinate.DQ phin quang: Hat thu'i tinh cuhg drrft tr6n tn(6c trong vat li6u tn/dckh i thi c6ng vi dim bao cac y€u cEu theo ti6u chudn AASHTO M247.Hat thu'| tinh crihg niy lim 6ng khi ning phiit sing tr6n bE mit vi datloai Btheo ti€u chudn cdra AASHTO M247.HF sd phit sSng: Miru tring: D6 ph6t sdng ban ngiy t6i thdu le 450 -

650lo theo ti6u chudn MSHTO M249Miu ving: D6 phiit sang ban ngiyt6ithidu lir 45U 45o/o theo ti6u chuSn

AASHTOM249Thdi gian kh6: Khi thi c6ng tai nhi€.t dd quy dinh bdi nhA s6n xudt vir O dodiy quy dinh, vdt li6u niy c6 thd giii ph6ng giao th6ng trong vdng kh6ngquii 15 phrit.DQ ch6ng tro,n tn 0t: Khdng ldn hdn 45 (theo BS - 6044). Vdt li6u sE

kh6ng bi vd nut khi iip dung tr6n nEn gqctr Block.Oiimchiy: 102.5 * 9.5"C(theoASTM D36)DQkh6ngcttiy: Kh6ng ldn hdn 25olo (theoAASHTO M 249)

D0 phin quang: HaJ bi phin quang thu'i tinh du-d.c k6t hdp vdivSt li6u

niy tnldc khithi c6ng l6n bE m[t tlt/dng sE drip uhg dr{c cac ti6u chudnloaiAcria 8S6088.Hat phin quang thuf tinh lim 6ng dd phin quang r6n bE mit sE clSp utrgdrJdcti6u chudn baiBcua BS 50.88.H€ s6 phit sdng: n€ s6 phiit sing c0a v6t li€u m5u cua k6 vach dddngmiru tring sau khidtf-d. c lim n6ng ch6y adUric6ng Xfr6ng thdp hdn 65, d6ivdi v6t li€u mEu Gng kh6ng thSp hdn 50, sau khi k16m tra phi hdp vdi phuluc F c0a BS 3262: 1989.O0 dn dlnh nhiQ& Vit li€u dE thfi nghi6m khi hay sau kfri lim nong chiylaiddsrrdung tlqt it nhSt B 65 d6ivdi miru tring vir 45 d6ivdi miu Gng,khi ki&n ka phir hdp vdi phu luc G cOa BS 3262:1989.O0 *ttSng clriy: D6 khSng chay drJQc Unh toin theo mdu 96 thdp nhStc0a ca v6t li6u miu tr6ng vi ving khi dem ra sr} dung ho5c sau khi limn6ng chiy lai dd sr? dung kh6ng vrtgt qui 25o/oi sau khi kidm tn dat ti6uchudn phu luc H c0a 8S3262Ch&tg ffin tnf{h Sau khi ki6m tra ph0 hgp vdi ti€u chudn Qi phu luc Jcrla BS 3262:1989, dd khiing trudt c0a v$t liQu k6 d5'u dtrdng miu tring &ving k{ri drla ra srldung hoic sau khi lim n6ng chiy laid6stldung kh6ngvUdtqu6 45.Diim phSt s6ng: D0 phdt #ng cria ci v6t li6u miu tring vi ving phiidqtthip nhdt H 235t ( phddng phdp Densky Maiten Opencup ).Ti treng: T!,tr9n9 c0a vit li€u mAu tr5ng vi ving sau kidm ha khi thfinghiom kh6ng vUQt q ud 2L5 gl cc.

Thinh ph'in: oh tdng th€ChSt tEo ming 20 12Bi phin quang 20 minimum

Chdt dOnvi phu gia

60i2

THONG SO KY THUAT - White & Yellow BS 3252

Pl$rmtiEllcr llite\3)Chftt1o ming: Bao gbm nhtfa hoii dfu hydrocacbon, nhtla nguydnsinh ho6 deo hay nhub colophan.BQt miu: Nguydn li€u St miu tring dr/d.c cdu thinh tt, chdtTitanium de-oxit loaiA (Anatase) hay loai R ( RuUle ). Him [/dng chiCr6m Bong v6t li€u ke vach dUdng niy kh6ng vrldt qu5 5olo.

ChftllQn: Catsilicsang miu, canxi, thAch anh haydd cancinate.Diim ctliy: Cao hdn 95'C ( thf nghiQm theo phddng phiip Ring &Ball), c6 thdthay Odittreo thditi& vung nhi6t tldi n6ng, sau khi kidmtn phi hQp vdi chi s6 B c0a BS 3262: 1989.