CS248272B1 - Method of semi-permeable membrane production - Google Patents
Method of semi-permeable membrane production Download PDFInfo
- Publication number
- CS248272B1 CS248272B1 CS822814A CS281482A CS248272B1 CS 248272 B1 CS248272 B1 CS 248272B1 CS 822814 A CS822814 A CS 822814A CS 281482 A CS281482 A CS 281482A CS 248272 B1 CS248272 B1 CS 248272B1
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- semi
- permeable membrane
- membrane
- acrylonitrile
- nph
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title claims abstract 5
- 238000000034 method Methods 0.000 title claims 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims abstract 3
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims abstract 3
- 159000000000 sodium salts Chemical class 0.000 claims abstract 2
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims 3
- 229920002239 polyacrylonitrile Polymers 0.000 claims 2
- 239000004604 Blowing Agent Substances 0.000 claims 1
- 229920001577 copolymer Polymers 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- WCBBLESOBVCMFC-UHFFFAOYSA-N ethenesulfonic acid;sodium Chemical compound [Na].OS(=O)(=O)C=C WCBBLESOBVCMFC-UHFFFAOYSA-N 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 230000035699 permeability Effects 0.000 claims 1
- 238000007493 shaping process Methods 0.000 claims 1
- 108090000623 proteins and genes Proteins 0.000 abstract description 2
- 102000004169 proteins and genes Human genes 0.000 abstract description 2
- 229920001897 terpolymer Polymers 0.000 abstract 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical group OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 abstract 1
- 241000368779 Asota Species 0.000 description 1
- 241001669680 Dormitator maculatus Species 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 101000798940 Gallus gallus Target of Myb protein 1 Proteins 0.000 description 1
- 101150030193 Nanp gene Proteins 0.000 description 1
- 125000006297 carbonyl amino group Chemical group [H]N([*:2])C([*:1])=O 0.000 description 1
- 235000013351 cheese Nutrition 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 208000028626 extracranial carotid artery aneurysm Diseases 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING THEREOF
- A23C9/00—Milk preparations; Milk powder or milk powder preparations
- A23C9/14—Milk preparations; Milk powder or milk powder preparations in which the chemical composition of the milk is modified by non-chemical treatment
- A23C9/142—Milk preparations; Milk powder or milk powder preparations in which the chemical composition of the milk is modified by non-chemical treatment by dialysis, reverse osmosis or ultrafiltration
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23J—PROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS
- A23J3/00—Working-up of proteins for foodstuffs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
- B01D71/42—Polymers of nitriles, e.g. polyacrylonitrile
- B01D71/421—Polyacrylonitrile
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Food Science & Technology (AREA)
- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Biochemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Description
1
Cnoco6 nonyneHHH nonynpoHHuaeMOH MeMOpaHbí
HaoSpeTeHHe othochtch κ cnoco6y nojiyqeHHa nonynpoHHiíaeMoň MeM6paHM,Haxoflameň πρΗΜβΗβΗΗβ πρκ κοηι^θητρηροβ3ηηη> paccTBopos raMMarjioCyjiHHa, anb-CyMHHa η μολοηημχ ČenxoB.
HaaecTeH cnoco6 nonyqeHHH πο.πηο^πβΦοηοβηχ MeMSpaH, no KoropoMy ΜβΜ—6paHa HaHOCHTca Ha aapaHee noflroTOBjíeHHyio flpeHawHyio 6yMa»Hyio jieHTy. Hefloc- 'TaTKOM 3τογο cnocoSa HBJíaéTCH to, hto 6e3 yxa3aHHoň πθητμ MeMSpana He mo-χβτ BbmepacaTb pa6onee HanpHxeHne, hto ycjioacHaeT cnocoS nonyqeHHH nonynpo-HHuaeMbix MeMfipaH. ΚροΜβ βτογο b peayjibTaTe 3aKýnopHBaHHH nop npoHHijaeMoCTbMeMdpaHbí πρ« κοηιχθητρηροβηηηη ajibSyMHHa yMeHbmaeTCH ot 0,02.9 flo0,017 M3/Mz-qac, hto yflJiHHHeT npouecc pereHepaijHH MeMópaH h coKpamaeTοροκ hx 3KcnjiyaTannH Cl 3· , Η3ΒβοτβΗ cnocoQ nonyqeHHH nenjiKWioaoaiíeTaTHbix MeMCSpaH nyTeM Μοκροή φορ-mobkh hjih Tax Ha3broaeMoro "MeTOfla nojiyqeHHH H3 pacTBopa". MeMĎpaHbí, nojiy-qeHHbie no 3TOMy cnoco6y, η3μθηηιοτ npoHHijaeMocTb b ιπηροκομ ftHana3OHe ot0,028 pp 0,002 M3/M2 qac h aaflepMHBaioT flo 95 προι^βΗτοΒ 6enxoBbie BeiuecTBa.HeflócTaTKOM stoto cnocoBa HBJíHeTCH to, hto MeMCpaHbí HeJib3H coxpaHHTb b cy-xom coctohhhh. BbicymeHHbie χοτη 6ω oahh pa3 ohh η3μθηηιοτ cboio accHMeTpHnec- ,xyw cTpyxTypy [2,3].
HsBecTeH cnocoB nojiyneHHH MeM0paHbi Ha ocHOBe ποηη3κρηπηητρηιιβηογο cono-jiHMepá. B xanecTBe, HcxóflHbix. MOHOMepOB MoryT HcnojibaoBaTbCH: Η306γτβΗ,STHJIBHHHJIOBblÉ 3φΗρ, BHHHJIHfleH XJIOpHfl, ByTaflHeH, MeTaKpHJIHHTpHJI H flp. Πθ~nyqeHHbie MeMBpaHbí oBjía^aioT BbicoKoň npoHnu,aeMOCTbfo oTHOCHTenbHo hhcthjuihpo-BaHHoň BOflbí - 1,2 M3/M2qac. HeflocTaTKOM βτογο cnocoBa HBJíaéTCH to, htoMeMÓpaHbí He 3aflep«HBaioT MOJiexyjibi c Maccoň ot 15000 flo 45000, npeoBjíaňaio-nine b MonoqHbK nponyxTax [4].
HsBecreH cnocoB noJiyneHHH nojiynpoHHnaeMOň MeMBpaHbí Ha ocHoee nonnMepaaKpHnHHTpHrt-BHHHJinupponHflOHa. HcnonbsyioT paccTBopHTenH fleyx BHflOB-flHMeTHn-cyJIbφoκcHfl η ^ΗΜβτΗηφορΜβΜΗ^. MeMBpaHbí Ha ocHOBe yxa3aHHoro nojiHMepa bΑΗΜβΤΗΠΟνηΒφΟΚΟΗΑβ npH νηΒΤρβφΗΗΒΤρβηΗΗ CblBOpOTKH ΗΜβΙΟΤ HáqaJIbHyH) npOHH“qaeMocTb 0,045 M3/M2-nac h cejieKTHBHOCTba95 προι^βΗτοΒ. HeflocTaTKOM θτογοcnocoBa HBJíneTCH to, hto npa nojiyqeHHH MeMBpaH BO3HnxaeT ηθοΒχολημοοτβb HarpeBaHHH njiacTHHox flo 50°C, Ha κοτορωχ φορωνετοπ njieHxa MeMBpaHbí, h 248272 2 b oxnaxueHHH Ha 3Tane KoaryjiHflHH po 20’C. B cjiyqae ηοποιιβ3οβ3ηηη b KanecT-Ββ paCTBOpHTeJIH ΑΗΜβΤΗΙίφορΜΗΜΗΑΗ npk COXpaHeHHH BblCOKOft npOHHUaeMOCTHMeMCpaHbí yMeHbmaeTCH ee cejieKTHBHocTb. ΚροΜβ τογο HeflocTaTKOM sthx ΜβΜ-6paH HBJífleTCH Taxate h to, mto hx Henb3a cůxpaHHTb b cyxoM BHge [5], ’ Η3ΒβοτβΗ cnocoĎ nojiyneHHH MeMĎpaHbí, πρκ κοτοροΜ b xaqecTBe conojiHMepaHcnoJib3yeTCH τροήκοή conojiHMep, coctohihhh H3 93 npofleHTa axpHJiHHTpHJia, 6 npofleHTa MeTHJioBoro 3<|>Hpa axpHJioBoň khcjiotm η 1 npoijeHT HaTpHeBan conbaJIHJIOBOň KHCJIOTM. KoaryJIHIÍHH npOHCXOflHT B cpefle ΠρΟΠΗΠΟΒΟΓΟ cnupTa HJIHCMecH nponujiOBoro crmpTa c BOfloň. Πρκ H3MeHěHHH xapaxTepHCTMK pe»HMa nojiy-ηθηηη M6M6paH nojiyneHa MaKCHManbHaH npoHHflaeMocTb - 0,003 m3/m2 nac [6j.
Uejibio Η3θόρβτβΗΗΗ ΗΒΠΗβτοΗ co3flaHHe cnocoOa nojiyweHHH nojiynpoHHflaeMoňMeMSpaHbí Ha ocHoee TpoňHoro nonHaKpHJiHHTpHJibHoro conojiHMepa, oSnaflaioiueňCTOňKHMH H BblCOKHMH ΠΟΚ333Τ£ΠΑΜΗ H3 nPOHHfla'éMOCTb H CeJieKTHBHOCTb , CnocTOHHHoři acHMMeTpHHecKoň cTpyKTypoň h c BO3MoacHOCTbJo coxpaHeHHH ee b cy-XOM BHfle 6e3 Η3ΜβΗβΗΗΗ CTpyKTypbI.
Uejib Η3θ6ρβτβΗΗΗ flocTHraeTCH nyTeM πρημθηθηηη b TpoňHoro conojiHMepapnu η3γοτοβπθηηη MeM6paH, coflepacamero aKpmiHHTpHJi ot 82 no 93 npofleHTa
MeTHJiMeTaxpHJiaT ot 6 po 15 npofleHTa
HaTpHeBan cojib οτ 1 po 6 npofleHTa
BHHHJICyJIb<t>OHOBOH KHCJIOTM IIojiHMep, nojiyneHHbifí no MeTOfly paflHKaJibHoň nojiHMepH3aflHH, pacTopneTcnb noflxOflHmeM pacTBopHTene (Hanp. b ΑΗΜβτΗϋφορΜΗΜΗΑβ) po KOHfleHTpaflHHot 12 po 18 npoijeHTOB. OnTHManbHbiň HBJíneTCH 15- npopeHTHbiň pacCTBop. KnojiyneHHOMy pacTBopy npHóaBJíneTCH 1 npoueHT nopoo6pa3OBaTeJib (nanp. hht-paT jihthh) . C flenbio OTflejieHHH MexaHHnecKHX npHMeceň h HepácTBopeHHbixnacTHu pacTBop <|)HJibTpyeTCfl nepea sopoHKy BioxHepa nofl flaBJíeHHeM. Ilocjieotctoh pacTBop nojiHocTbio ocBočoiKflaeTCH οτ BO3AymHbix BKJiioqeHHH h <}>opMyeTCHc noMoujbio paMbi Ha CTeKJiHHHbie njiacTHHbí po nonyfleHHH nojiHMepHoň njieHKH. Toji-iHHHa njieHKH peryjiHpyeTca JieHToň, CKBO3b xoTopyio npoHcxoflHT KOHTOBaHHennacTHHbi. fljin coxpaHeHHH hhctotm njieHxy b bifle pjkhb awT b xaMepe, b κοτοροήco3flaHo onpefleneHHoe flaBJíeHHe napa pacTBopHTenH h sthm peryjinpyeTCH npo-flecc HcnapeHHH pacTBOpHTénn c noBepxnocTH nnemcH b TeneHHH ót 10 po 60 MH-HyT. IIoJiHMepHyio nnemcy BMecTe co οτβκηπΗΗοή nnacTHHoň rtorpyacaioT b Koarynn-flHOHHyio BaHHy. B KanecTBe Koaryjinpyiomero pacTBopa ncnojibayioT flHCTHHHpoBaH-Hyio BOfly HJIH CMeCb BOflbl Η ΑΗΜβΤΗηφορΜΗΜΗΑΗ. IlOCJie OTCTaHBaHHH B TeqeHHH1 naca nojiHMepHyio nneHKy OTflejiHKrr οτ οτβκηπΗΗοή njiacTHHbí h eHeprHHHo npo-MbmaiOT flHCTHjiHpoBaHHoň BOfloů. Bce onepaflHH προβοαητ πρκ CTaHflapTHbix ycno-bhhx (TeMnepaTypa -20+25°C, ΒΤΜοοφερΗοβ flaBJíeHHe h BJiaacHocTb cpeflbí 70-80 npofleiiTOB). nojiyHeHHyro MeM6pany 3aKpennnioT Ha MeTajuiHHecKoň paMe h b TeneHHe ΙΟ-Ι 5 MHHyT BbiflepatHBaiOT b BOfle npH TeMnepaType 80°C. MeM6paHy, yKpenneHHyroHa paMe, BbicymHBaioT npn TeMnepaType HHxe 80°C. BcneflCTBHe MeMOpaHy cHHMa-I0T c paMbi η οφορΜΗΗΐοτ b HeoSxoflHMbix fljiH 3KcnnyaTaflHH pa3Mepax. CTpyKTypa nonyneHHOň MeMÓpaHbí HccneflOBaHa no Meroay CKaHHpyromeň aneKT-poHHoň MHKpocKonHH [7]. IlpHBefleHHbiň Ha pHcyHKe 1 nonepenHbiň pa3pe3 nony-qeHHoň MeMČpaHbí noKa3biBaeT co6jaofleHHH acHMMeTpHHHocTH ee CTpyKTypbi (hc-GJieflOBaHHH npoBefleHbí Ha annapaTe SUPERPR0BE-733).
OcHOBHbie xapaKTepHCTHKH nonyneHHoň MeMfípaHbí npeflCTaBJíeHbí b Ta6jiHu;e 1. IIoJiyHeHHbie peayjibTaTbi noKa3braaioT, hto no flaHHOMy cnoco6y nonyne-Hbi THnHMHbie nonynpoHHflaeMbie, ynbτpaφHnbτpa^HOHHbIe MeMfipaHbí, HMeromne paa-Mep nop Mewfly 100 h 1000 A . 248272 3
MeMÓpaHbí očnanaioT cnenywiHHMH npeHMymecTBaMHiBucoKan ynpyrocTb Ha pac-THxeHHe h ynpyrocTb Ha naBneHHe npw OTHocHTenbHo hh3kom aneKTpoconpoŤHB-JI6HHHJ BbicoKaa ycTóňHHBocTb b ιιιΗροκοΜ nnana3OHe (HHTepBane) pH, ητο flaeTB03MO»HOCTb HCIIOJIb3OBaTb ΜβΜδρβΗΜ B ΠΗΠΙβΒΟΗ ΠρΟΜΗΙΠΠβΗΗΟΟΤΗ} BO3MO5KHOCTbCOXpaHeHHH MeMSpaH B CyXOM ΒΗρ,β 6e3 Η3ΜβΗβΗΗΗ HX CBOHCTB H npH COXpaHeHHHaCHMMeTpHHHOCTH CTpyKTypbI. H3o6peTeHne HnraocTpHpyeTca cnenyromHMH npHMepaMH: ΠρΗΜβρ I. ΠρΗΓοτϊ>ΒίΐΗβτοΗ 15 npoueHTHbiií pacTBop cononHMepa, HMewmero hc-xoflHbiň cocTae: 93 npoueHTa - aKpujiHHTpan6 npoueHTa - ΜβΤΗηΜβτβκρΗηβτ 1 nponeHT - Η3ΤρΜβΒ3Η COJIb BHHHJICyjlbýOHHeBOň KHCJlOTbl B flHMeTHJI-4>opMaMHfle. K nojiyneHHOMy pacTsopy npn6aBJiHeTCfi 0,5 npoueHTa noponoo6pa3OBaTe-jih - HHTpara jihthh. nonyneHHbiň pacTBop 4>HJibTpyioT Ha BopoHxe BwxHepa hnocne OTCTaHBaHHH b τβηβΗΗΗ cyTOK βητηγηβθκιτ c noMomhw paMbi Ha ςτβκπΗΗΗωβnnaCTHHKH B BHfle nOJIHMepHOň πηβΗΚΗ. ToJimHHa ilJieHKH (npH6jIH3HTenbHO 1 ‘ I 0"4m)peryjiHpyeTCH c noMombio neHTbi. IlneHKy BbinepxHBawT β TeneHHH 10 mhh b xaMe-pe npH βτΜοεφβρΗΟΜ uaBJíeHHH, HopManbHoň TeMnepaTypbi h BňaxHOCTH cpenu70 προμβΗτοΒ. Ilocne HcnapeHHH pacTBopuTenn c noBepxHocTH nneHKH β TeneHHe60 MHHyT npOBOflHTCH KOaryHHUHH B flHCTHnHpOBaHHOň BOUbl B BaHHe npH TeMnepa-Type 25° C. B xanecTBe KoarynHpyiomero pacTBopa κροΜβ Bonu mojkhoHcnonbao-BaTb h AHMeTHnýopMaMHn. nocne θτογο nneHxa OTnenaeTcn ot nnacTHHOK xopomoBUMbiBaeTca b flucTHnHpoBaHHoíí Βοηθ 3aKpennneTca na MeTannHnecKoň paMe hBbmepacHBaeTCH b B.ofle npw TeMnepaType 80°C b TeneHHe IO MHHyT. MeMČpaHyBbicyniHBaroT npH TeMnepaType 40 °C no ocTaTOHHOH snaatHocTH 5 npoueHTOB. nony-neHHyw cyxyio MeMĎpany CHHMawT c paMbi η οφορΜηΗΐοτ β φορΜβ Heo6xonHMoň nna3KcnnyaTanHH. nonyneHHan MeMOpaHa o6nanaeT cnenyroupiMH xanecTBaMH: - npoHHnaeMocTb OTHocHTenbHo Bonu 0,2 μ3/μζ· nac. - ceneKTHBHocTh OTHocHTenbHo KOHueHTpauHH SenKOBbix paccTBopoB 99,5 npo-ueHTa o
- cpenHHň pa3Mep nop - 400 A - ycToňHHBocTb Ha pacTHxeHHe - 45-10í/m2. ΠρΗΜβρ 2. AHanorHHHO npHMepy 1, πρΗΓοτοΒπηβτοΗ nonHMepHbiň pacTBop H3 no-nHMepoB: ' 82 npoueHTa axpHnHHTpHn 15 npoueHTa ΜετκηΜετβκρΗηβτ3 HaTpneBaH conh BHHHncynbφoHOBoíi KHcnoTbi Πο BbflneonHcaHHOMy MeTony H3 pacTBopa cononHMepa β ηΗΜβτκηφορΜβΜΗηβΗΒΓοτοΒΠΗβτοη MeM6paHa. Bbino ycTaHOBneHO, ητο yMeHbineHHe xonHnecTBa axpHn-HHTpHna b cononHMepe yBennnHBaeT xpynxocTb totobux cyxnx MeMSpaH, a npo-HHuaeMůcTb 3HanHTenbHO yMeHbmaeTcn h noaTOMy acenaTenbHO pa6oTaTb c nonHMe-paMH c noBbnneHHbíM conepxaHHeM axpHnoHHTpHna. nonyneHHbie no npHMepy 1 MeMÓpaHbí HcnbrraHbí na νη&τρβφΗΗΒτρβηΗΟΗΗοή ycTa-HOBxe (2) OTHocHTenbHo κοηπθητρηροβηηηη pacTBopos rnoSynHHa h anb6yMHHa.Pe3ynhTaTbi HcnuTaHHň cpaBHeHbí c cooTBeTCTBywmHMH ποκ33βτβηΗΜΗ ηπη ποηκ-ογηπφοΗΟΒΒΐχ MeMÓpaH npH KOHueHTpHpOBaHHH cepyMHbix 6enxoB npHBeneHbí b Ta6-nnue 2. , C MeM6paHaMH, ; nonyneHHbíMH no npHMepy 1, 6ηπη npoBeneHbí ηοπμτβηηη HaνηΒτρβφκηΒτρβηΗΗ cmbopotkh (2). Pe3ynbTaTu HCnbITaHHH b cpaBHeHHH c H3BeCT“hmmh noxa3aTennMH nnn npyrnx MeMópaH npěncTaBneHbí b TaSnnue 3. 248272 AHajin1*} nojiyqeHHbix pe3ynbTaTOB HOKa3biBaeT, ητο npeflJioaceHHbie ποπκβκρκπ-HHTpHJIbHbie ΜβΜβρβΗΜ o6jiaflaK)T BblCOKHMH ΠΟΚ333Τβ7ΙΗΜΗ Ha npOHHyaeMOCTb npHpa3JIHHHbIX CTaAHHX KOHIjeHTpHpOBaHHH paeTBOpOB. npOHHHaeMOCTb MeMČpaH OTHauana po KOHua npon;ecca H3MeH«eTCH He3HauHTejibHo. ΚροΜβ τογο MeMdpaHbíJierxo BOCCTaHaBJíHBaioTCB, oSjíaaaioT 6onee ajihhhhm cpokom 3KcrtJiyaTaAHH, cox-paHHIOT CBOK) BblCOKyiO CeJIÉKTHBHO.CTb npH flOCTaTOMHO BblCOKHX CTeneHHX KOHqeHTpannn, ΗΜβιοτ CTa6wibHyro acHMMeTpHHHyw cTpyxTypy. IIonyneHa flocTaTOHHoHaflejKHaa MeM6paHa, KOTopyro mojkho coxpaHBTb b cyxoM bhac. Hé MajioBajKHbíM φβκτοροΜ «BJineTCH h to, hto Hcne3aeT HeoCxoflHMOCTb b hc-nOJIb3OBaHHH flpeHaJKHbIX MaTepHaJIOB npH Η3ΓΟΤΟΒΗβΗΗΗ MeMfípaH, HTO BO MHOFOMynpomaeT cnoco6 nonyneHHH noJiynpoHHyaeMbix MeMSpaH. Φ 0 P Μ y JI A H 3 0 B P E T~ E Η H «
Cnoco6 nojiyneHHH nonynpoHHAaeMoň MeMÓpaHbí Ha ocHOBe nojiHaKpHJiHHTpHJib—hofo conojiHMepa, nyTeM paccTBopeHHH conojiHMepa b ΑΗΜβτκπφορΜβΜΗΑβ» floCaB-jieHHH nopoo6pa3OBaTeji« h nocjieflywmeň Φορμοβκη, HaKajiKH h cynncH MeMdpaHbí,OTJIHHaiOmHHCH ΤβΜ, HTO, C AeJIblO ΠΟΒΜΠβΗΗΗ npOHHUaeMOCTH, CeJieKTHBHOCTHH CTaĎHJIbHOCTH aCHMMeTpHHeCKOft CTpyKTypbl MeMČpaHbl nOJIHaXpHJIHHTpHJIbHblňconojiHMep η3γοτοβηθη H3 axpHJiHHTpHJia, MeTHJiMeTaxpunaTa a HaTpHeBoň cojihΒΗΗΗΗΟνίΙΒφΟΗΟΒΟΗ KHCJIOTbl npH CJieAyK>meM KOJIJIHnéCTBeHHOM COOTHOmeHHH HCXOA"Hbix ΚΟΜΠΟΗβΗΤΟΒ Z aKpHJIHHTPHJI MeTHjiMeTaKpHJiaT OT OT 82 pp 93 npoijeHTa 6 ao 15 npoqeHTa HaTpHeBaH cojib BHHHJICy.n^OHOBOH KHCJIOTbl OT 1 AO 3 npOAeHTa ΠρΗΗΟΚβΗΗΘ Z 1 φΗ^ρβ
JlHTepa rypa z 1. "Pellicon Gassette System - Millipore Corporation Bedford. Massachn- settse 01730 (xaTajior). 2. KaJianiHHKOBa Jl.II., JI.B. AHflpeeBCKaa - "HccjieflOBaHHe' yjibTpacpHJibTpapHOH- HOň OÓpaSOTKH nOflCUpHOÍÍ .CMBOPOTKh" - M. MoJIOHHaH npOMblllineHHOCTb - fč 1 1 (1975) ctP. 15-18. „ 3. Me. Dunonght F.E. Protein concentrate from cheese Wheydy ultrafiltra- tion" - "I. Pairy Sei" v. 54, řř 10, p. 1407-1409 (1971). 4. IlaTeHT CI11A N5 4181694. 5. IlaTeHT CU1A řř 3950257. 6. IlaTeHT FJIP (P 134448, 7. KysHeuoBa H.JI., CHHrepeea H.C. n αρ· "ΟιιβκτροΗΗΟΜΗκροοκοπΗηεοκοβ
HccJieftOBaHHe nopHCTbix nojiHMepHbix MeMĎpaH" - cóophhk "TeOHCbi floxnaflbí X Bcec, κοΗφ. no SJíeKTpoH. μηκροοκοπηη" TamxeHT, tom 1 (1975 r).
AHH OT AI1HH H3o6peTeHHe othochtch k cnoco6y nojiyneHHH noJiynpoHHAaeMbix MeMdpaH, cnOMOIUbK) KOTOpbIX MOHCHO KOHAeHTpHpOBaTb paCTBOpbl raMMarjIoSyjÍHHa ,aJIb6yMHHah mojiohhmx SejiKOB (Hanp. cmbopotkh). IIpefljiarafcTCH cnoco6 nojiyneHHH nonynpoHHAaeMOH MeMGpaHbí Ha ocnoBenoJiHaKpHJiHHTpHJibHoro τροηηογο conojiHMepa, coflepjKamero 3κρκπΗΗτρηπ, MeTHJi-MeTaKpmiaT η HaTpHeByio cojib BHHHJicyn^oHOBoň kucjiotm, npn co6jnoneHHH 06-menpHHHTbix npaBHJi Φορμοβκη, nporpesaHHH H cyntKH noJiHMepHoň πηθηκη MeMdpa- 248272 5 HH. nonyqeHHaH MeM6paHa oSnaflaeT οτοΑκημη η βηοοκημη noKa3aTejiHMn Ha npo-HHuaeMOCTb h ceneKTHBHocTb, HMefeT nócTOHHHyw acHMMeTpHwečKy» cTpyxTypy hΜοχβτcoxpaHHTbcH fljiHHHoe BpeMH b cyxoM. SHfle 6ea yxynmeHHH xanecTB MeMfípaHbi.npo-HHijaeMOCTb MeMČpaH ot Hauajia ffo KOHU,a npouecca κοΗμβΗτρύροΒ3ΗΗΗ Η3ΜεΗΗβτ-ch He3HauHTejibHo, BbicoKaH cejieKTHBHocTb rapaHTHpOBaHa πρκ flocraTouHOBbicoKHx KOHpeHTpaiíHH, a cToňKocTb Ha BbicoKHe paCoHHe Harpy3KH h JierxocTbpereHepauHH yeenHUHBaeT cpox eKcnjiyaTauHH MeMSpaHbi. BbicoxaH ycToňUHBocTbb niHpoKOM fluanaaoHe pH naeT βο3μοχηοοτβ HcnojibaoBaTb MeMČpaHbí b rmmeBOňnpoMbmuieHHOCTH. 3th npeHMymecTBa flocTHraioTCH 6ea ΒΒβββΗΗΗ hjih Η3ΜβΗβΗΗΒKaKoň-JiHĎo pa6oueň onepaijHH, a jiHnib 3a cueT πρΗΜβΗβΗΗΒ yKa3aHHoro TpoňHoroconojiHMepa. YcTaHOBjíeHo, hto yMeHbmeHHe KOJinnecTBa aKpHJiHHTpHJia b cono-jiHMepe yBejiHHHeaeT xpynicocTb γοτοβμχ cyxHx ŇeMĎpaH h yMeHbinaeTCH προηη-yaeMOCTb h cejieKTHBHocTb ee, noaTOMy xejiaTejibHo p'a6oTaTb c noBbnneHHbíMcoflepxaHneM aKpmioHHTpHjia. ΠρΗ3Η3Η0 Η3θ6ρβΤβΗΗβΜ ΠΟ pe.3yjIbTaTaM 3KCnepTH3bI, OCymeCTBJíeHHOň HHCTHTyTOMΗ3θ6ρετβΗκίϊ h paanoHajin3aunn HPB. - T a 6 ji η μ a 1 IP n/n HccneflOBaHHbie na-paMeTpw EflHHHUbl H3-MepeHHH PeayjibTaTbi SaMeuaHHH 1 2 3 4 S l . IIpoHHuaeMocTb ot~HOCHTeJIbHO BOflbl M3/M2-Hac ot 0,I «o 0,6 B 3aBHCHM0CTH OT pexHMa noJiyueHHHMeM6paH 2. SjíeKTpoconpoTHB"- JieHHe Ομ·μ ot 3 · l O'3 po 4 40-5 3- YnpyrocTb HapacTHxeHHe i i /m2 ot 4 · 10éflo 6 10 6 4. YCTOňHHBOCTb HaAaBJíeHHe H/mZ HO 3 - IO 6 5. CpeffHHft pasMepnop 0 A ' ot 400 «o 600 6. OSteMHaH nopHC- TOCTb Μ3/κΓ ot 2 -10'3«0 3,5-10-3 7. TojinjHHa MeM6paHbi M ot 1-10-4flo 1,5 ·10-4 8. YCTOňHHBOCTb BHHTepeajie pH ot 5,5 po 9,5 9. BnarocoaepxaHHecyxoň MeMSpaHbí 5? pd 5 248272 6 ' IIpoflOJKKeHHG tg6ji. 1. •ť 2 3 4-
10. MeM6paHbi ycToň-HHBbl B CpeflG 11. ATMoc<}>epHaH ycTOfbíHBOCTL· 12. HeycToťhiHBocTbb cpefle 6eH3HH, TOJiyoji, TopMOSHbieMacna h flpyrne He<i>TenpoflyKTbi
yCTOifrlHBbl K aTMOCífrepHblM BO3-fleňCTBHHM flByOKHCb cepbl, CepOBOflOpOfl, OKHCb asoTa, aaoTHaa h cepHaaKHCJioTbi,. Ápyme cwibHo arpecnB-Hbie cpeflbí
TsÍJiHual
N> n/n Βηα MeM6paHbi PeacHM flaBJíeHne B CHCTeMé CTeneHh KOHqeHT- paujHH IIoKáaaTejiH IIpoHimaeMOCTb CeJieKTHB- HOCTb Havano κσΗβμ Z μ3/μ2·ί μ3/μ2ί Z 1 IIOJIHCy.rcb(}jH- HOBbie ajib6y- MHH 1,5-10* 30 0,029 0,017 Bbmte 95 raMMa- rjioSy- jíhh 3-105 10 0,020 0,012 Bbnue 95 11 TpoňHoň no- ajib6y- 1,5 10* 0,035 jiHaKpmtHHT-pmibHbiň co- MHH 30 0,030 99,5 nOJIHMep raMMa- rno6y- 0,019 JIHH 3 -10* 10 0,021 99,5 248272 7
Ta6jiHua3 π/π MeMĎpaHbí Ha OCHOBe IIoKa3aTejin IIpoHHijaeMOCTb fljia CeneKTHB- HOCTb ΜβΜ~ SpaHbí CoCTOHHHe MeMSpaHbí CHBOPOTKH BOflbl Havano KOHeq μ3/η1·ί M3/M2·H Z 1 Ακρηπηητρμπ- ΒΗΗΗΠΠΗΡΟΠΗ- fleHa 0,030 0,083 96 MOKpaa 2. Uenniono3HO- aqeTaTHbie MeMSpaHbí 0,028 0,002 — 95 MOKpaa 3 TpoftHoň co-nojiHMep (ax-ΡΗΠΗΗΤΡΗΠ- ΜβΤΗΠ ΜβΤ~ aKpnnaT--HaT~ pHeBaa cojibBHHHJlCyjIb$O-HOBOÍÍ KHCJIO-Tbl) 0,015 0,013 0,120 99,5 cyxaa 248272
Claims (1)
- 248 272 P fi B D M S T VYNÁLEZU Způsob výroby polopropustné membrány na bázi polyakrylo-nitrilového kopolymeru rozpouštěním"'kopolymeru v dimetyl-formamidu, za přidávání nadouvadla a dalšího tvarováni,ohřevu a sušení membrány, vyznačující se tím, že za účelemzvýšení propustnosti, selektivity a stability asymetrickéstruktury membrány je polyakrylonitrilový kopolyméř vyro-ben z akrylonitrilu, metylmetakrylátu a sodné soli vinyl- » sulfonové kyseliny při následujícím kvantitativním poměruvýchozích složek : akrylonitril 82 až 95 % metylmetakrylát 6 až 15 % sodná sůl vinylsulfonové kyseliny 1 ař 5 %
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BG8151745A BG33312A1 (en) | 1981-04-20 | 1981-04-20 | Method for obtaining of semi- transparent membrane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS281482A1 CS281482A1 (en) | 1985-06-13 |
| CS248272B1 true CS248272B1 (en) | 1987-02-12 |
Family
ID=3908970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS822814A CS248272B1 (en) | 1981-04-20 | 1982-04-20 | Method of semi-permeable membrane production |
Country Status (11)
| Country | Link |
|---|---|
| BG (1) | BG33312A1 (cs) |
| CH (1) | CH658399A5 (cs) |
| CS (1) | CS248272B1 (cs) |
| DE (1) | DE3214538A1 (cs) |
| DK (1) | DK162182A (cs) |
| FR (1) | FR2504022B1 (cs) |
| GB (1) | GB2096941B (cs) |
| HU (1) | HU189575B (cs) |
| IT (1) | IT1186692B (cs) |
| NL (1) | NL8201617A (cs) |
| PL (1) | PL134921B1 (cs) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2656234B1 (fr) * | 1989-12-22 | 1992-03-20 | Hospal Ind | Membrane semi-permeable asymetrique pour le traitement des liquides biologiques. |
| EP0547471B1 (de) * | 1991-12-14 | 1997-03-12 | Akzo Nobel N.V. | Polyacrylnitrilmembran |
| EP0636404B1 (de) * | 1993-07-30 | 1998-01-14 | Bayer Ag | Membranen aus Acrylnitril-Copolymeren, Verfahren zu ihrer Herstellung und ihre Verwendung |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2772250A (en) * | 1954-06-14 | 1956-11-27 | Monsanto Chemicals | Acrylonitrile polymers stabilized with salts of vinyl sulfonic acid |
| FR2105502A5 (cs) * | 1970-09-09 | 1972-04-28 | Rhone Poulenc Sa | |
| FR2312278A2 (fr) * | 1975-05-30 | 1976-12-24 | Rhone Poulenc Ind | Membranes |
| JPS5856378B2 (ja) * | 1976-09-08 | 1983-12-14 | 旭化成株式会社 | アクリロニトリル系重合体乾燥膜およびその製造法 |
| DD134448A1 (de) * | 1977-10-27 | 1979-02-28 | Volker Groebe | Verfahren zur herstellung von membranen aus acrylnitrilpolymerisaten |
| JPS5581706A (en) * | 1978-12-15 | 1980-06-20 | Sumitomo Chem Co Ltd | Preparation of semi-permeable membrane |
| DE3035134A1 (de) * | 1979-09-19 | 1981-04-09 | Aligena AG, Basel | Poroese, modifizierte, fuer die ultrafiltration geeignete membranen auf der basis von polyacrylnitrilen, verfahren zu ihrer herstellung und ihre verwendung |
-
1981
- 1981-04-20 BG BG8151745A patent/BG33312A1/xx unknown
-
1982
- 1982-04-07 DK DK162182A patent/DK162182A/da not_active IP Right Cessation
- 1982-04-16 IT IT48237/82A patent/IT1186692B/it active
- 1982-04-19 NL NL8201617A patent/NL8201617A/nl not_active Application Discontinuation
- 1982-04-19 FR FR8206667A patent/FR2504022B1/fr not_active Expired
- 1982-04-19 PL PL1982236036A patent/PL134921B1/pl unknown
- 1982-04-20 CS CS822814A patent/CS248272B1/cs unknown
- 1982-04-20 CH CH2390/82A patent/CH658399A5/de not_active IP Right Cessation
- 1982-04-20 HU HU821213A patent/HU189575B/hu not_active IP Right Cessation
- 1982-04-20 DE DE19823214538 patent/DE3214538A1/de not_active Withdrawn
- 1982-04-20 GB GB8211378A patent/GB2096941B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH658399A5 (de) | 1986-11-14 |
| IT1186692B (it) | 1987-12-04 |
| PL236036A1 (cs) | 1982-11-22 |
| FR2504022A1 (fr) | 1982-10-22 |
| GB2096941A (en) | 1982-10-27 |
| HU189575B (en) | 1986-07-28 |
| BG33312A1 (en) | 1983-01-14 |
| FR2504022B1 (fr) | 1988-05-20 |
| GB2096941B (en) | 1984-07-18 |
| IT8248237A0 (it) | 1982-04-16 |
| DE3214538A1 (de) | 1983-04-14 |
| NL8201617A (nl) | 1982-11-16 |
| CS281482A1 (en) | 1985-06-13 |
| DK162182A (da) | 1982-10-21 |
| PL134921B1 (en) | 1985-09-30 |
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