2416 * TiO2/ 1,2, 1 3, 1 2 (1., 310018; 2., 300457; 3., 310018) :, [8-11], /,, [12] SEM FT-IR, /,,,, [13], /,, ;,,,, TiO 2 /, 1 1, 86.55% / 92.19%, / : ; ; ; : TS727 +.3 :A :1001-9731(2012)17-2416-05 1 2 2.1 /, 2.1.1, (CGH),,, [14];, ;,CP, ;,, CP ; 53.32%, ( ) 2.1.2 TiO 2 / [1,2] GFJ- 0.4,, TiO 2 4000r/min, 35min, 1500r/min, 15min, ph 8.0, 200,, 30%,,, [3-7], * : (31100442); (201108) :2012-02-23 :2012-05-20 : : (1977-), ( ),
:TiO2/ 2.1.3 ZAA2300,, 8~10g/m 2, 10~12g/m 2 50m/min, 105 1min 2.2 2 m( )/m(cgh) 5 1 JEOL JSM-5610LV SEM Nico- Fig2SEMimageofnanosized /chitosan let5700,kbr 2.3 5mm 5mm, 0.75g 99mL (PBS), 1mL 100 37 1h 0.1mL 0.9mLPBS, 0.1mL 3 m( )/m(cgh) 5 1 0.9mLPBS 0.1mL SEM, 37 Fig3SEM imageof /chitosannanocomposited 24h coatings ( 3 1,, ), : = A 100nm -B A 100% m( )/m(cgh) 5 1 SEM ( 2) TiO,A ;B 2 SEM ( 1), 3 3 m ( )/m (CGH) 5 1 SEM 2 3.1 /, CGH, 3.1.1 SEM, m( )/m(cgh) 5 3.1.2 SEM 1 SEM, SEM, m 1~3 ( )/m(cgh) 1 1, 4 5 4,,, ; 5, m( )/m(cgh) 1 1,,, 1 SEM, CGH Fig1SEMimageofnanosized 2417
5, CGH, ;(3), CGH,,, 3.2 6 TiO 2 /CGH FT- IR, 8 9 Fig6FT-IRpaternsofnanocompositedcoatingsin-, 8(a) 9(a) cludingdiferent /CGHamount,6(b)~(d) /CGH 214CFU( ),269CFU; 8(b), 6(d) 9(b) m( )/m(cgh) 1 1 m( )/m(cgh) 2 1 1270 1600cm -1,, 99 109CFU; 7 FT-IR m( )/m(cgh) 1 1 Fig7FT-IRpaternofparticleaggregatesinnanoco- SEM mpositedcoatings 7 Fig5 SEM image ofcoated paper (m ( )/m (CGH),1 1), 7, 1270 1620cm -1 3.1.3 FT-IR, CGH 6(a),CGH 1270cm -1, C CGH N ; CGH 1600cm -1 :(1), C N HCl C N ; CGH 1380cm -1, CGH,, C NH 2 OH, 3450cm -1 OH NH 2 [10] ; (2), CGH 2418 CGH C N C N HCl C N 6(b) (c) m( )/m(cgh) 10 1 FT-IR, 1270 1600cm -1 CGH, 5 SEM,CGH,, 4 SEM, CGH Fig4SEMimageofnanosized antibacteriala- gent,, 7
:TiO2/ 2419 8(c) 9(c) m( )/m(cgh) 10 11 /CGH 1 1, 30 21CFU 8 Fig8Antibacterialpropertiesofcoatedpapertoescherichiacoli 10 9 Fig9Antibacterialpropertiesofcoatedpapertostaphylococcusaureus, CGH, CGH,,, [15] CGH, /CGH Fig 10 Efect of /CGH amount and coated weightontheantibacterialeficiencyofcoa- tedpapertoescherichiacoli 10 11, /CGH m ( )/m (CGH) 1 1 11 /CGH 53.74%, 59.48% 10 11, Fig 11 Efect of /CGH amount and coated, m( weightontheantibacterialeficiencyofcoa- )/m(cgh) 1 1 tedpapertostaphylococcusaureus 86.55%, 92.19%,,
Ⅱ[J].ProgOrgCoatings,2007,60(1):33-38. [5] LanghorstM,Curtis W W,MonticeloR A.Antimicro- 2420 [6] Kim C H,MoonS H,HuhJS,etal.Storageabilityof packagingpaperbythincoatingofbotanicalantimicrobial agent[j].palpuchongikisul,2004,36(3):74-82. [7] BordenaveN,GrelierS,ComaV.Hydrophobizationand, antimicrobialactivityofchitosanandpaper-basedpacka- gingmaterial[j].biomacromolecules,2010,11(1):88-96., [8] GuanY,QianL Y,XiaoH L,etal.Synthesisofanovel, / antimicrobial-modifiedstarchanditsadsorptiononcelu-, losefibers:partⅡ-adsorptionbehaviorsofcationicstarch oncelulosefibers[j].celulose,2008,15(4):619-629. [9],,,. [J].,2010,29(6):19-23. [10] Ma Ying,LiuPengtao,LiuZhong.Preparationofcar- : boxymethylchitosananditsapplicationinantimicrobial [1]. paper[j].journaloffunctional Materials,2010,41 [D]. :,2008. (4):648-651. 4 [2] GuanY,QianL Y,XiaoH L.Novelanti-microbialhost- guestcomplexesbasedoncationicβ-cyclodextrinpolymers andtriclosan/butylparaben[j]. Macromol Rapid Com- munn,2007,28(23):2244-2248. [3] VartiainenJ,MotionR,Kulonen H,etal.Chitosan-coa- tedpaper:efectsofnisinanddiferentacidsontheanti- microbialactivity [J].JApplPolym Sci,2004,94(3): 986-993. [4] RodríguezA,BatleR,NerínC.Theuseofnaturalessen- tialoilsasantimicrobialsolutionsinpaperpackagingpart bialtreatmenton walboardpaperwhereeconomy meets functionality[c].atlanta:int Nonwovens Tech Conf, 2006.417-425. [11],. [J].,2008,27(2):14-17. [12] WangX H,FanL H.Chitosan-metalcomplexesasanti- microbialagent:synthesis,characterizationandstruc- ture-activitystudy[j].polym Bul,2005,55(1):105-113. [13] LiXia,WeiJie,LiYubao.Studyon TiO2/HA nano- compositewithbacterial-resistanceproperties[j].jour- naloffunctionalmaterials,2004,35(1):119-121. [14],,,. [J]., 2011,30(5):53-55. [15]. [D]. :,2009. PreparationofTiO2/chitosannanocompositedcoatingsand itsapplicationinantibacterialcoatedpaper TANG Yan-jun 1,2,LIU Xiao-feng 1,XIAJun 3,XUE Guo-xin 1,WANGJin 2 (1.KeyLaboratoryofAdvancedTextileMaterialsand ManufacturingTechnology, MinistryofEducation,ZhejiangSci-TechUniversity,Hangzhou310018,China; 2.TianjinKeyLaboratoryofPulpandPaper,TianjinUniversityofScienceandTechnology,Tianjin300457,China; 3.EngineeringResearchCenterforEco-Dyeing & FinishingofTextiles,MinistryofEducationofChina, ZhenjiangSci-TechUniversity,Hangzhou310018,China) Abstract: /chitosannanocompositedcoatingswaspreparedbythecombinationofnanosized,chitosan biguanidinehydrochloride,sbrlatexandotheradditives.thesurfacestructureof /chitosannanocompos- itedcoatingsampleswascharacterizedbysem andft-irtechniques.anew methodofantibacterialcoatedpa- perbasedonthe /chitosannanocompositedcoatingswascarriedout,andthemicrostructureandantibacte- rialpropertiesofcoatedpaperwascharacterized.itwasshownthattherewasasignificantincreaseinantibacte- rialpropertieswhenthepaperwascoatedby /chitosannanocompositedcoatings.itwasespecialyilustra- tedthatwiththeincreaseofchitosanbiguanidinehydrochlorideamountinpapercoatings,theantibacterial propertiesofcoatedpapercanbepersistentlyimproved.whentheproportionof,chitosaninnanocompos- itedcoatingswasequal,theantibacterialeficiencyofcoatedpapertoescherichiacoliandstaphylococcusaureus couldatainto86.55% and92.19%,respectively. Keywords:nanosized ;chitosan;papercoatings;antimicrobialpaper;antimicrobialactivity