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TRNG I HC CNG NGHIP TP. HCM KHOA CNG NGH HA HC

--oOo--

VT LIU HC NGNH HA

Chng 1

I CNG V VT LIU H

GV: L Qu Dng Hc k 2 Nm hc 2011- 2012

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Gii thiu mn hc

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Mc tiu mn hc

1. Cc khi nim, nguyn l chung, c s ca vt cht

ni chung cng nh mt s loi vt liu ni ring 2 . Nguyn tc, cng dng ca mt s phng php vt

l thng dng ng dng trong kho st tnh cht vt liu

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C ci nhn khi qut v vt liu hc

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Phn b chng trnh

1. i cng v vt liu hc 2. Vt liu kim loi 3. Vt liu polymer 5. Vt liu nano

6. Mt s phng php xc nh cu trc v hnh thivt liu

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Ti liu tham kho chnh

Slides bi ging Vt liu hcnm 2011 2012

Sch: Materials Chemistry

ca Bradley D. Fahlman,second edition

Sch: Vt liu hc ca B. N. Arzamaxov do Nguyn KhcCng (ch bin) bin dch.

Gio n Vt liu hc cathy H Vn Hng

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K hoch thi v phn b im

imtiu lun20%

imgia k20%

im thihc k60%

immn hc

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ti ging vin a hoc nhm t chn (c1 im) Lp trng phn lp thnh 14 nhm, bu nhm

trng, gi danh sch v cho thy vo bui hth 2

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Vt liu hc ngnh ha

Chng 1: i cng v vt liu hc

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Chng 1: i cng v vt liu hc

1. S cn thit pht trin vt liu mi 2. Cc loi lin kt trong vt cht 3. Cc trng thi t nhin ca vt cht 4 . i cng v tinh th hc

5 . Mt s tnh cht c bn ca vt liu

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1.1. S cn thit pht trin vt liu mi

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Cc thi k ca lch s c t tn theo loi vt liuchnh s dng trong thi k

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1.1. S cn thit pht trin vt liu mi

Mt v d c th v vt liu: TiO2 Cht bt rn mu trng, khng

tan trong nc Thng c bit ti di dng

bt mu (trng) Tnh cht c bit: kh nng xc

tc quang ha

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1.1. S cn thit pht trin vt liu mi

S dng nh mt chtchng nhim nh vo khnng xc tc quang ha dth (phn ng xc tc xy ratrn b mt ca cht xctc).

Xc tc quang ha: phnng xc tc xy ra khi c

mt nh sng v s tip xcca xc tc vi tc cht

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1.1. S cn thit pht trin vt liu mi

ng dng tnh cht xc tcquang ha: Phn hy Nox,kh mi, kh trng, x lnc, dit khun

Vt liu ng dng: Gch tdit khun, sn t lm sch

21 February 2012Vt liu h c - L Qu Dng 12

Hy hnh dung mt bnh vin vi cc bung bnh trng tinh, v trng m khng cn nhn cng lau chi; ca knh trong sut khng h

bm bi, mc nm; qun o mc khng cn git ... iu khng vin tng m hon ton c c s khoa hc da trn vt liu nano oxittitan.

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1.1. S cn thit pht trin vt liu mi

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KIM LOI

VT LIUBN DN

VT LIUSIU DN

V C

HU C

VT LIUSILICON

composite

Mt s loi vt liu c bn

S tm ra vt liu mis ko theo s pht

trin i sng ca xhi

Tt yu cho s phttrin ca x hi

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1.2. Cc trng thi v lin kt trong ch

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1.2. Cc trng thi v lin kt trong cht

Coi li gio trnh ha hc 1 Do tng quan gia cc tiu phn (phn t, nguyn t) trongcht

Kh: ng nng >> th nng Lng: ng nng v th nng chnh lch nhau khng qu

nhiu Rn: th nng >> ng nng

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1.2. Cc trng thi v lin kt trong cht

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Lin kt kim loi

Xem ligio trnhha hc 1

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1.3. i cng v tinh th hc

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1.3. i cng v tinh th hc

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V d s to thnh tinh th NaCl t Na v Cl 2 nguyn cht

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1.3. i cng v tinh th hc

S khc bit gia cht rn tinh th v cht rn v nh hnh

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Phn t gm cc tiu phn xp xp tun hon Phn t gm cc tiu phn xp xp khng tuhon C nhit nng chy xc nh Ch c khong nng chy m khng c nhitnng chy xc nh

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1.3. i cng v tinh th hc

Tinh th l tp hp cc nguyn t, phnt hay ion c sp xp c trt t tothnh mt cu trc nht nh c tnhtun hon.

Cc vt th rn trong thin nhin huht u c cu trc tinh th. Th kh,lng hay cht rn v nh hnh cng cth chuyn thnh tinh th cc iu

kin thch hp.

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