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Tuyen tap bio cio Hpi nghj KHCN "30 nim Dau Vift Nam: Cff hpi mdi, thich thde mdi" 87^ MQT SO KET QUA NGHIEN CUtJ TONG HQfP SET HUtJ CO TlT SET BINH THUAN DE StT DVNG CHO NGANH DAU KHI Cao Anh Dung, Tran Xuan Phuong, Le Anh Dao Hoang Linh, Than Hoang Cudng, Le Minh Son Cdng ty Dung dich Khoan vd Hod pham Ddu TOM T A T Bdo cdo trinh bay cdc kit qud nghien cuu tdng hgp set hieu ca (set ua ddu) tie set Binh Thuan vdi cdc hgp chdt amin bgc 4: Didecyldimethyl Ammonium cloride(ARQUAD) - [2CHs.2C,oH2iN^]Cl, Benzyl cocoalkyl dimethyl Ammonium Cloride (R-N^(CH3)2-CH2C^HsJCi) (ARQUAD-MCB80) Di (Hydrogenated tallowalkyl) dimethyl ammonium cloride [R2N"(CH})2lCr (ARQUAD-2HT75) Benzylmethyl Di(Hydrogenated tallowalkyl) ammonium cloride fR2N^CH3(CH2C6Hs)JCr Set Binh Thuan da duac ldm giau bdng phuong phdp loc udt cd sic dung chdt phdn tdn (NaP03)6 Set Binh Thudn sau ldm giau cd hdm lugng Montmorillonie 56% - 58% vd dung lugng trao ddi cation CEC 6668meq/100g set duac sic diing ldm nguyen lieu tdng hap set hiru ca Cdu triic cua cdc mdu set hiru ca duac xdc dinh bdng phuang phdp phdn tich nhieu xg Ranghen (XRD), nhiet vi sai (DTA), nhiet trgng luang (DTG) Khd ndng tgo gel cua set hieu ca 3% phdn tdn diezen vd hdn hgp diezen - nude (85/15% theo the tich) ciing duac ddnh gid thdng qua cdc thdng sd luu biin PV, YP, cudng dp gel tren mdy FANN model 35A Viscometer Cdc kit qud thu ductc chi rdng khodng cdch ca bdn dooi giira hai phien set ciing nhu khd ndng tgo gel cda set huTi ca phu thupe vdo kich thudc cation amin bgc trao ddi Set hiru ca Binh Thudn chica cation hieu ca cd mgch hydroeaebon ddi 18 nguyen tic caebon cd dooi ldn nhdt 40,33A^ vd khd ndng tgo gel ciia chung diezen vd hdn hgp diezen - nude ciing ldn nhdt Nhdm ndng cao khd ndng tgo gel, chdt hogt dpng bi mat RiR2N(C2H40)iiH Noramox da duac dua vdo thdnh phdn phdn ung Cdc thdng sd liru biin ciia set him ca da dugc cdi thien vd dgt gid tri cue dgi vdi luang Noramox bdng 10% trgng lugng set Set hiru ca Binh Thudn bien tinh cd hdm luang chdt hieu ca 40,25% vd dp truang nd toluen 24cm^/g, tuang duang vdi set hieu ca VG-Plus (nhap tie Xingapor) de pha dung dich khoan gdc ddu Set hiiu co cdn ggi la set ua dau la san phim phan iing trao ddi giira cac ion kim loai nhu Na"^, Ca"^ nim d giiia cac phien set vdi cac vdi cac mudi amin bae Set de san xuat set hiru co thudc nhdm khoang set truong nd cd ham lugng Montmorillonit Na cao vdi dung lugng trao ddi cafion it nhat 50 meq/IOO gam set khd va thudng ldn hon hoae bang 70 meq/100 gam set khd [1,2] Phan iing trao ddi dugc thue hien theo Hinh 1: 88 Mpt so ket qua nghien cdu tong hpp sgt huu cff td sgt Binh Thu|njl::: CHr(3)-CH3 fc) R2^ Chr,(3)-CH3 ^Ri Ri R" CB-^-CH3 ©^ + CH>®< e Ri A & _a_ Rj Ri Ch^^-CH, fe; Rl CB-^-CH M(.wywwiniB,j)Mm!^*) Na^ Rl, R2 cd sd nguyen tir caebon > 10 Hinh 1: Mo hinh phan irng trao doi hinh set hiru cff Cac cation amin bae sau thay thi cac cation kim loai ed the sap xep ldp don hoae ldp kep khoang khdng gian giira hai philn set thudc vao lugng mudi amin trao ddi (Hinh 2) (+) (+) GT (+) (a) Cation amin bae ^ V ^-^1 (+) ^ (+) 1 C+) ^ - GT^ (+) W (+ (b) Hinh 2: Sir hap phu trao doi cation amin bae tren be mat cac phien set (a) Sir hap phu trao doi mpt lucmg muoi amin tuong ducmg vai dung luong trao doi cation ciia set (b) Su hap phy vat ly lugng muoi amin du tren cac cation amin da bi hap phy tren be mat phien sit Su CO mat ciia cation bae khdng gian giiia hai phien set khdng chi lam cho khoang each dooi ciia khoang set thay ddi ma cdn lam cho set cd tinh ua dau Nhd vay cac dunp mdi set hiiu co phan tan, truong nd, tao gel thixotropic (xuc bien) Set hiru CO dugc img dung nhilu ITnh vuc cdng nghiep nhu lam chat tao eau tnic pha dung djch khoan gdc diu, vat lieu xir ly mdi trudng (tach hgp chat huTj co va dau nude) phu gia san xuit diu md bdi tron, myc in, son, my pham, v.v Gan day, set hiru co dugc img dyng lam phy gia biin tinh vat lieu polime, nhya vdi myc dich tang bin co ly Nhung vat lieu cd ten la nanoeompo';it [3] Bao cao trinh bay kit qua nghien cim tdng hgp set hiin co tir set bentonit Binh Tuyen tap bio c i o Hpi nghj KHCN "30 nam Dau Vift Nam: Cff hpi mdi, thich thde mdi" 89 Thuan va cac mudi amin bae khae vdi muc dich tao dugc chat tao cau tnic cho pha che dung djch khoan goc dau: • Didecyldimethyl Ammonium eloride(ARQUAD) - [2CH3.2CioH2,N^]Cr ky hieu la 2M2DBenzyl cocoalkyl dimethyl Ammonium Cloride (R-N^(CH3)2-CH2CeHjJCl") (ARQUAD-MCB80) R dai dien cho nhdm C12 va C,4 ky hieu MCB80 • Di (Hydrogenated tallowalkyl) dimethyl ammonium cloride [R2N^(CH3)2]Cr dd gdc R dai dien cho Ci8(58%), C,6(32%) ky hieu 2HT-75 • Benzylmethyl Di(Hydrogenated tallowalkyl) ammonium cloride [R2N^CH3(CH2C6H5)]Cr dd gdc R dai dien cho C,8(58%), C,6(32%) ky hieu M2HTB KET QUA NGHIEN ClTU Nghien cihi lam giau khoang set Binh Thuan Set Tuy Phong, tinh Binh Thuan thudc nhdm set truong nd (cdn ggi la bentonit Binh Thuan) cd ham lugng montmorillonit Na rat thap 13% - 15% Cac mau set thu dugc ngoai phan montmorillonit Na cdn chiia lugng ldn cac khoang khae nhu thach anh, felspat, calxit, v.v Vi vay, bentonit Binh Thuan trudc dua vao tdng hgp set hihi co can phai dugc lam giau de nang cao ham lugng montmorillonit Na Chiing tdi da nghien ciiru lam giau khoang set Binh Thuan tren eo sd phuong phap udt [4, 5] cd sir dung chat phan tan (theo so dd tren Hinh 3) Set Nude '' '' Chat keo ty '' Biin %k\ thai dd Sodium hexa meta photphat Huyen phii mjn (1) (2) Ba thai Ly tam hoic I9C ep 70°C ^ SO'C '' San xuat sdt hiru co Say kho, nghien mjn Nude loc (1) Lang giai doQn I (2) Lang giai do " ' ^ ^ y ^ "' M OTA1:20 ' n lyroi: 20 \ V ll^^ 100 200 300 400 500 600 700 800 900 1000 Hinh 9a: Gian nhiel cua sA hOu co tdng hop lilr sa Binh ThuAn -i Methyl benzyl dihydronated lallow amoniumclonia 100 200 300 400 500 600 700 800 900 ; • 300 f - \ M^dUH) ' "" 200 400 ~ —— iji,o™ ' 500 H Inh 9b Ciin Sh nhif t cda iit hiru ca tbng hgp tiisit Blnh thu^n _+ Dimethyl dihydronated tallow amoniumclorua 100 • • \ 200 300 400 500 600 700 BOO Hinh 9c : Gian phin tfeh nhiit ciia sU Blnh Thuin sau (uyen 1000 Hinh 9d: Gian nhiet cua sit hOru co tdng hop tii Wyoming + Dimethyl dihydronated Tallow amoniumclorua O O O O O « ) O O 0 e 0 O O Hinh 9e Gian nhlel cua sit hOfu co I6ng hop ttr Wyoming i Methyl Benzyl dihydronated Tallow amoniumclonia 900 1000 Hinh 9g: Ciin dd nhift DTG v i DTA cua s^t Wyoming Hinh 9: Gian nhiet DTG-DTA cua cac mau set hiru cff Binh Thuan va Wyoming TuyIn tap bio cio H$i nghj KHCN "30 nim Dau Vift Nam: Cff hpi moi, thich thde mdi" 95^ tri dooi ctia set hiru co nhung lai lam tang cac gia trj luu bien cua set diezen va hdn hgp diezen - nude Mau set hiiu co Wyoming-2HT-75 ed ham lugng chat hiru co (36,6%) cao hon set Binh Thuan (33,2%) va cac tinh chat luu bien cao ban set Binh Thuan Dieu chimg td cd ham lugng montmorillonit Na cao hon nen set Wyoming ed kha nang tiep nhan lugng cation amin bae nhieu hon Su tang dot biin cae gia trj PV, YP va gel lO'VlO' ciia set hiiu co he diezen nude so vdi diezen da cho thay nude cd vai trd rat ldn viee tao eiu tnic cua set hiru CO cac hydrocarbon Tinh chat dugc ung dyng de pha dung djch khoan goc dau Qua gia trj lim bien Bang cd the xep ve mat chit lugng eua cac miu set huu CO theo thiir tu Wyoming - 2HT-75 tuang duong VG-Plus > Binh Thuan-M2HBT > Binh Thuan 2HT-75 > Binh Thuan CB80 > Binh Thuan -2M2D Tren gian dd nhiet DTA-DTG cua eae mau set hiru eo nhan thay cd hieu ung toa nhiet khoang nhiet 200 - 850*^C, tai dd xay sy khir hap phy va chay phan him CO mau Dieu khdng quan sat thay tren gian dd nhiet ciia bentonit Binh Thuan da lam giau va bentonit Wyoming Bien tinh nang cao kha nang tao cau true cua set Binh Thuan Vdi muc dich nang cao kha nang tao cau true, tir nhieu ngudn tai lieu khae [6, 7] chiing tdi da chgn chat hoat ddng be mat cd cdng thuc RiR2N(C2H40)ii H (ten thuong mai Noramox) ket hgp vdi mudi amin tham gia vao phan ung trao ddi vdi set Chat boat ddng be mat ed mat d ldp giura hai phien set se lam tang kha nang phan tan set hiru co dung mdi Lugng Noramox dua vao tham gia phan ung 10, 20, va 30%) so vdi lugng khoang set Tinh chat cua cac mau set hiJu co sau bien tinh dugc trinh bay d Bang va Hinh 10 Bang 5: Tinh chat \wi bien cua set hiru cff Binh Thuan bien tinh vdi Noramox diezen va he diezen - nirdc Tinh chat luu bien ciia he phan tan set hiiu CO 30 g/L (85% diezenyi5% nude) STT PV Set hiiru co Binh Thuan (cp) YP Gel 10" Gel 10' (Ib/lOOft^) (Ib/lOOft^) (Ib/lOOft^) D DN D DN D DN D DN Binh Thuan -2HT-75 10 30 I 28 30 Binh Thuan -2HT-75 - NOR 10% 12 43 38 46 Binh Thuan -2HT-75 - NOR 20% 11 41 37 45 Binh Thuan 2HT-75- NOR 30% 11 40 35 38 96 lVl9t so ket qua nghien cdu tdng hp-p s^t hdu co tir s6t Binh Thuan dl Tir ket qua neu Bang va Hinh 10 nhan thay cd Noramox tham gia phan ung thi cac gia tri PV, YP, cudng gel cua set hiiu eo diezen va diezen -nude deu tang len, nhung tang nhieu nhat d 10% Noramox Bang phuong phap phan tich nhiet da xac djnh dugc ham lugng chat hiru CO set hiiu eo Binh Thuan biin tinh vdi 10%) Noramox la 39,9%), cao ban so vdi chua bien tinh (33,2%) 20 15 10 10 15 20 25 30 35 % Noramox Hinh 10: Anh hudng cua Ivtffng Noramox den gia trj PV, YP cua set hiru cff Binh Thuan 2HT-75 Phd nhieu xa Ranghen, gian phan tich nhiet DTG, DTA cua set Binh Thuan bien tinh bang Noramox dugc trinh bay tren Hinh 11 S.impte M a u T H : H T » N O R ( 9) TGA-DTA Flic C ITAVDalaVSDTIpHixyig.oZI O^ralor Minh RunOalo 26-OCI-04 17:37 InsMjinenr 2960 SDT V3.0F Mtflhco RaiT>o Commmi Cuong" Sample tale 10 C/niin »i Air 400 600 Temperature (*C) Hinh 11: Gian DTG-DTA va XRD cua mau set hiru cff Binh Thuan 2HT75 - Noramox (10%) MIU set hiru co Binh Thuan - 2HT-75 - NOR 10% va miu VG-plus (dl so sanh) da dugc sir dung lam chat tao eau true pha dung djch khoan gdc dau Kit qua tinh chit luu bien cua dung dich khoan dugc trinh bay Bang 97 TuyIn tap bio cio Hpi nghj KHCN "30 nim Diu Viet Nam: Co hdi mdi, thich thde mdi" Bang 6: Tinh chat lu-u bien dung djch khoan goc dau pha tir cac mau set hiru off Mdu set dooi A" Hdm lugng chdt hiru ca(%) Dp truang nd toluen, (cm^/g) PV YP Gel IOV10" (cp) (Ib/lOOft^) (Ib/IOOft^) Binh Thuan -2HT75-NOR 10% 39,9 40,25 24 30 30 23/30 VG-Plus 32,78 33,5 17 26 30 25/30 Ghi chii: (*) Thdnh phdn dung dich khoan gde ddu: - Hdm luang set hieu ca: 30g/l - Ty li ddu/nuac: 80/20 (theo the tich) - Hdm luang mudi CaCh pha nude: 25% - Ty trgng dung dich: I,30g/cm (them bpt barit vdo dung djch de dgt duac ty trgng ndy) Tir sd lieu Bang nhan thay cac gia trj PV, YP va Gel ciia dung djch khoan gdc dau pha tir VG-Plus va Binh Thuan-2HT75-Noramox tuong ty nhu TAI LIEU THAM KHAO European patent application 0476509 A2 (11.9.1991) A method of treated water for organic contaminants with water dispersible modified smectite clay Jordan J.W., 1949 Mineralogy May 28 US Pat 3865240 US Pat 5358120 US Patent 4517112 Claude M., 1984 US Patent 4450095: Organophilic clay gellant having enhanced dispersibility US Patent 4081496, 1978 Finlayson: Thixotropic polyester compositions containing and organophilic clay gellant