CS248293B1 - Method of polyester production with small stress - Google Patents

Method of polyester production with small stress Download PDF

Info

Publication number
CS248293B1
CS248293B1 CS833530A CS353083A CS248293B1 CS 248293 B1 CS248293 B1 CS 248293B1 CS 833530 A CS833530 A CS 833530A CS 353083 A CS353083 A CS 353083A CS 248293 B1 CS248293 B1 CS 248293B1
Authority
CS
Czechoslovakia
Prior art keywords
hours
polyester production
small stress
πρη
nph
Prior art date
Application number
CS833530A
Other languages
English (en)
Other versions
CS353083A1 (en
Inventor
Ludwig Haase
Elisabeth Klemm
Hans-Heinrich Hoerhold
Horst Wolf
Rolf Martin
Original Assignee
Ludwig Haase
Elisabeth Klemm
Hoerhold Hans Heinrich
Horst Wolf
Rolf Martin
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ludwig Haase, Elisabeth Klemm, Hoerhold Hans Heinrich, Horst Wolf, Rolf Martin filed Critical Ludwig Haase
Publication of CS353083A1 publication Critical patent/CS353083A1/cs
Publication of CS248293B1 publication Critical patent/CS248293B1/cs

Links

Landscapes

  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Description

*í!222-222_222ÉE212222i
Cnocofi nojTjmeHHH cjioxhmx ποηη3Φηροβ c MajibíM HanpHJfceHneM 2522£I2_2E22222222_222SE2I£222i H3ofipeTeHne othochtch k cnoco6y nojiyneHHH cjiojkhux ποηη3Φηροβ c MajibíM Hanpa-xeHHeM, HMe»mnx nmpoKHň TexHHnecKHH προφκηΒ πρΗΜβΗβΗΗΗ, Ohh MoryT HaňranpHMeHeHne b onranecKoň npoMbinineHHOc™ b xaqecTBe οπτηηθοκη npo3panHbix no-JIHMepHblX φορΜΟΒΟΗΗΗΧ MaTepHajIOB, ΠΟΚρΗΤΗΗ, ΠρβΗΗ3ΗΟΗΗΟΓΟ KJieH HJ1H B KaneCT“fce CTpyKTypHbix KjieeB,
XapaKTepHCTHKa H3BegTHbix_ TexHHyecKHX pgmeHHň: flíIH nOnyneHHH CJIOKHblX ΠΟΠΗ3φΗρθΒ (nojlH3CTepHblX 3φΗρθβ) H3BeCTHbI cnOCOfibl,OCHOBbIBaK>mneCH Ha n0jIHMepH3aiíHH ΟΠΗρΟΟρΤΟΒφκρΟΒ. OflHaKO HeflOCTaTKOM ΠρΗ3TOM aBjíaeTca to$ hto npHMeHeHHbie. οπΗροορτο3φπρω npe#CTaBjiHWT cofioň xpuc-TajijnmecKHe coegHHeHHH m noaTOMy hx mojkho nepepafioTaTb tojibko Bbíme tohkhnnaBJíeHHH. Ha βτογο b KaqecTBe flajibHeňmero HeflocTaTKa BbiTexaeT, ίτο neofi-XOgHMO rtpH6aBJlHeMblň flJIH ΗΗΗΗΗΗρΟΒΗΗΗΗ nojMMepH3aUHH HHHUHaTOp ΠΡΗ 3THX ΤβΜ“nepaTypHbix ycjiOBHHX πρΗΗΗΗΗβτ Majiy» CTafiHJiifHocTb npn xpaHeHHH cMecn moho-ΜβροΒ η τβΜ caMbiM cjáiniKOM κοροτκΗβ BpeMeHa fljia TiepepafioTKH. flanbiue H3Bec-TeH cnocofi, npH κοτοροΜ TpHOKcaH HaxoflHT npHMeHeHne Kax coMonoMep h pacT-BopHTejifc fljia οήΗροορτο3φΗροΒ (naTeHT JP -65_3708; cp. h C.A. 63, 11732h{(1965)). OflnaKO Ηβηοοτβτοκ πρκ stom 3aKjnoHaeTCH b tom, ητο πρκ πομοπιη hc-nojibáoBaHHoró KaK KaTajra3aTop nojmMepH3anHH BFj-Et^O gocTHraeTCH jnmb bw-XOfl nojiHMepoB b 40%.
BnpóqeM b jiHTepaType H3BecTHbi flBa βπΗροορτοοφΗρβ cjiefly»meň φορΜνπΗ:
Ch2 C \/° /c\
0 CH R4 a 1 R R4 H H b H CHjCl CH; ( iCH2 248293 2 KOTOpwe npH cŤaHflapTHferx ycnoBHHX jkh/jkh (Liebigs Ann. Chem, 623, 183, (1959); J. Polytn. Scí., Polyro. Lett. J_8, 1. 25, (1980)). Osuško επκροορτο-3φκρ a HMeeT Ηεοοετετοκ', hto oh upeaBbraaHHo γηγροοκοπηηημη, BcnencTBHeqero, KaK h3bectho, 3HawnTem>HO BO3MymaeTC« κητηοηηηη nojiHMepH33HHH c pac-KpbiTHeM UHKjia h tojibko bo3hhk3k>t nojiHMepbi HH3Koň MoneKynapHoň Maccw. CnHpo-Ορτθ3φκρ b XOTH HBJIHeTCH npOCTO MaHHnyjIHpyeMblM, OflHaKO κβτηοηηηβ nOJlHMepH-3au,HH c pacKpbiTHeM pHKjia co3flaeT npobjíeMbi ποτομυ, hto BcjieflCTBne peaKTHB-hocth xjiopMerajihHoň rpynnbi npOHCXOflHT peaxuHH obpbiea neneft η περε3ετερΗφΗ-Kau,HH, BCjieflCTBHe nero Βθ3ΗΗΚ3ΐοτ tojibko ojmroMepbi, OKpameHHbie b xejiTbiňHBeT. ÍÍ3BGCTGH H ňajIBHeHinHH JKHflKHH εΠΗρθΟρτΟ3φπρ, nOJJHMGpH3yiMHHňca ΤερΜΗ-HGCKH-paflHajlBHblM Η ΚβΤΗΟΗΗΗΜ ΟΠΟΟΟβοΜ Η ΠρΗ KQTOpOM B BbllDG Η33Β3ΗΗθίί φθρ-Myjie R’/R2 npaflCTaBjíeH rpynnoň -CH2 (πετεΗτ JP -121584-79; DE-OS 3035431).OflHaKo b 3tom cjiynae cymecTBeHHMH HGflOCTaTok. aaKjnonaeTcn b tom, mto npe-BpaUIGHHG ΜΟΗΟΜερΟΒ ΠρΗ IIOJIHMepH3HnHH TOJIBKO ΟΗβΗΒ MajlO , T3K MTO HCnOjlh3O-BaHHG nojiyHBHHoro cjiojkhoio ποπΗ3φΗρ3 BQ3MOJKHO tojibko nocjie omhctkh nepe-ocaxneHHeM.
Bce H3BGCTHbie cnupoopTo3φκρω HMeiOT COBMeCTHbIH npH3Hax, MTO nOjmMGpHaaiJHHnpoHcxoflHT c ohghb MajibíM oÓBGMHbíM cxaTHGM (cyMMbi o6meň ycaflKH C 0,5 flO M3KC<2%). BbI3BaH BblPIG OnHCHHHblMH H BbITBKaiOmHMH H3 φΗ3ΗΗεεΚΗΧ H XHMHMeCKHXCBoňcTB, a Tarae H3 ycnoBHň πρη ρεβκιρίΗ ΗεβοετετκεΜΗ, cymocTBeHHbiň Hefloc-T3TOK ypOBHft TGXHHKH 33KJH0HaeTCH Β TOM, MTO flO CHX ΠΟρ HGBO3MO3CHO 6bUIO TeXttHMeCKH HCnOJlb3OBaTb BaXHblň 3φφθΚΤ nOJIHM8pH3aiJHH C MajIblM OÓBGMHblM CMa-THGM ϋΠΗρθθρτθ3φΗρθΒ flJIH nOJiyHGHHH CJlOXHblX ΠΟίΙΗΒφΗρΟΒ C MajIblM ΗΗΠρίΒΚεΗΗεΜΗ HX ΠρΗΜβΗΘΗΗΗ B K3HGCTBG nOJJHMGpHblX φορΜΟΒΟΜΗΜΧ Ma TepnaJIOB HJIH KJIGGB. HGJIb H3OfípGTGHHH :
JlejIBlO ,ηΗΗΗΟΓΟ Η3θ6ρεΤβΗΗΗ HBJIHeTCH npeOflOJieHHe HOflOCTaTKOB ypOBHS TeXHHKH.
B naCTHOCTH OHGHB MajlOe OfiBBMHOe CXaTOe ΠρΗ nOJIHMBpH3apHH εΠΗρΟΟρΤΟΒφΗρΟΒCJÍGflyGT TéXHHHGCKH HCHOJlB3OBaTB flJIH nOJiyHeHHH CJIOSKHBIX ΠΟΠΗ3φΗρθΒ C MajIblM • HanpHWeHHGM, npHHGM OflHOBpGMGHHO C.JIGflyGT 06eCneMHTb 6OJIbHiyi0 CTaSHJIBHOCTBnpH ΧρΗΗβΗΗΗ HCXOflHOH CMGCH MOHOM6pOB flO HeKOTOpbIX HěflejIB H BO3MO3KHyM B TBX“HOjIOTHHeCKOM OTHOIUGHHH flOjiryW 3CH3H8CnOCO6H0CTB fíO 3 flHéň. KpOMG ΤΟΓΟ ΠρΗΧΟ“flHTca ycTpaHHTB ΓΗΓροεκοπΗΗΗοετΒ εηΗροορτθ3φΗρθΒ h flocTHHB nojiHoro npeBpa-meHHH MOHOMGpOB ΠρΗ OflHOBpGMBHHO BblCOKHX MOJTeKyjIHpHbtX MaCC3X. B COOTBGTCT“BHH C nejlbio nOJiynaeMblG CJlOMHbie Π0ΠΗ3φΗρΜ flOJDXHbl 6bITB nOjníOCTBIO 6ecyBeTHbIMHη οπτΗπεεκΗ npO3paMHHMH. H3JlO»GHHe CymHOCTH_H3O6gGTGHMH2 fljiH pGajiH3au;HH nejm 3anaMa naHHoro Η3ο6ρετεΗΗ« - yKaeaTB cnocoC, πρ« πομο- íihh KOToporo BO3MOOTO noflBepraTB nojiHMGpH3aHHH npocTO MaKHnyjiHpyeMbie, CTa- 1ÓHjibHbie h jierKo nojryMaeMbie επκροορτοΒφΗρΜ o6pa3ya cjioxhmg ποβηβΦηρμ c MajibíMHanpaweHHGM.
CornacHO Η3θ6ρετεΗΗΚ» aaflaqa pemaeTCH cboco6óm nojiyneHHH cjioambix ποιπϊβΦηροβC MajIblM HanpHXeHHeM H3 εΠΗρθθρΤΟ3φκρθΒ, OTJTHHaiOnpiMCH TGM, MTO SyTHpOJiaKTOHH H3O6yTHΙΙΓJIHUHnOBblfí 3φΗΡ B MOJIBHOM COOTHOmGHHH 1 S 1 flO 2í 1 B TBTpaXJTOpMGTa“hg b KanecTBe pacTBopHTGna πρκ 30eC Β τεπβΗΗβ 5 qacoB b npHcyTCTBHH BFyEt^Ob KanecTBe KaTajra3aTopa npGBpa®a»T β επκροορτο3φΗρ 2-H3o6yTHJioKCHMGTHn--1.4.6-TpHOKca-cnHpo- [4.4] -HOHaH. llojiytieHHblft TaKHM O6pa3OM 2-H3O6yTHJIOKCH“MGTHJI-1 .4.6-TpHOKca-cnHpo- [4.4] - HOHaH flajiBine cornacHO Η3θ6ρετεκΗΐο ποηΗΜερκ-syeTca hjih oahh hjih c flojiaň ρ,ρ 30 mojibhmx npoyeHTOB pacTBopennoro b hgm h _ 248293 3 nojiynaeMoro no DD-WPC 08G/234816-5 2,2-6hc-(1.4,6-TpnoKca-cnnpo- [4.AJ-ho-HaH-2-ΜβτΗηοκοΗφθΗΗπ)-nponaHa b npucyrcTBHH Et}O+SbCl~ b KOjinnecTBe c 1 Bec.%p;o 3 Bec.% othochtgjibho KojnmecTBa cnupoopTOBíJiHpa npn 80 ,π,ο 100°C b Te4e-HHe 6 no 8 qacoB, lípu stom cnoco6e cornacno n3o6peTeHwo fiocraraeTCH CTa-BHJIhHOCTh npn ΧρβΗβΗΚΗ HCXOflHOň CMeCH MOHOMepOB, COCTaBJIHHMuaH ΗβΚΟ TOpbieHeflenu, 6ea Tóro, utoGm BCTpenajmcb BbineneHHH KpHCTannoB híih flpyrne noMyT-HeHHHj JícxoflHbie MOHOMepbi h cMecn MOHOMepOB He rnrpocKonnHHbi. Wn3Hecnoco6-HocTb HcxoflHOň CMeCH nojinMepn3aijnH cocTaBJíaeT Gojihwe 72 nacoB, BpeMH rene-o6pa3OBaHH« npH 100 G Bce eme okojio 1 qaca, IIojiHMepH3 aipin προΗοχορ,ΗΤ npnnOJIHOM npeBpaníGHHH MOHOMepOB Η ΠρΗΒΟβΗΤ K BblCOKHM MQneRynHpHbtM MaccaMCJ10»HbIX Π0ΠΗ3φΗρ0Β, KOTOpbie ΚρΟΜβ ΤΟΓΟ nojIHOCThlO GeCUBeTHbl Η ΟΠΤΜΗβΟΚΗnpo3paHHM. OG^ee o6f>eMHoe cxame bo apeMH rejieo6pa30BaHHH η οπιηβθηηη b 3a-BHCtoMOCTH OT COOTHOmeHHň ΚΟΜΠΟΗβΗΤΟΒ CMeCH MOHOMepOB COCTaBJIHeT 1 flO 1,6%,nonyneHHbie thkhm ofípaaoM cnoatHbie ποπηβΦηρμ ημθιοτ Manoe HanpaaceHHe h ohhthGkh b nmpoKoň oGnacra TeMnepaTyp. Ohh HenyBCTBHTenbHbí κ o6pa30BaHHio mhk-pOTpemHH h ycToňnHBbi κ pe3KOMy H3MeHeHHro TeMnepaTypbi, Hanp, b oGnacra c-40°G «o +80°C,
OriTHHecKHe fleTaroi H3 cTexna, cKneeHHbie πρκ noMonpt cnocoGa cornacHO H3o6pe-TeHHto, Ka*K jihh3H, nnocKHe nnacTHHbí h nonoGHbie onranecKHe fleTajiH npH kom-HaTHoft TeMnepaType MexaHHUecKH HepašteMHbi. B cnynae HeoGxonHMoera hx mojkhopa3fceflHHHTh HarpeBaHHeM n° 150 C b TeneHHe HecKOjibKHX MHHyT ηπη oGpaGoTKOHΚΗΠΗΒΙΗΜ ΧίΙΟροφορΜΟΜ. ” IIpUMepM KOHKpeTHOrO BbinonHeHHHl
HaoGpeTeHHe nonpoGnee noncHneTCH πρκ πομοπιη cnenywmHX npHMepoa κοΗκρετΗο-ΓΟ BbinOJTHeHHH . ΠρΗΜβρ 1. 172 r (2 mojih) GyraponaKTOHa pacTBOpniOT b 600 mji TeTpaxnopMeTaHa h cMenm-BawT c 6 mji BF?· Et40. ΠρΗ nepeMemHsaHHH floSaBnaioT no xanjiHM 260 r (2 Monb)H306yTHJirjIHlWJ0B0r0 θφκρβ ΠρΗ 30°C B ΤβΗβΗΗβ 2 HaCOB, 3βΤβΜ flaiOT BO3MOJK“HocTb flonojiHHTenbHoň peaKUHH b TeueHHe 3 uacoB h CMemHBaiOT c 300 mji 10%-noro NaOH ívih τογο, htoGm pa3pymHTb xaTajiH3aTop,
OpraHHMecKyw φββγ οτηβΠΗίοτ, cymaT c K2G03 h flHCTHJumpyioT. CHanana ynanaioTpacTBopHTejib, ποτομ ocTaTOK φpaκ^HOHHpywτ b BaxyyMe. nonynawT 250 r cnnpo-ορτθ3φπρβ 2-H3o6yTHjiOKCHMeTHji-l .4,6-TpHOKca-cnHpo-[4.4^j-HOHaH b xanecTBenpo3paqnoň xhakocth. ŤoMKa ΚΗπεΗΗΒί 72 no 74°C/33 MÚa ='»1,4438; p10 =c 1,0383 r· cm’5 C « H20()4 BbWHcjieHo: C 61,09% H 9,32% (216,24) HaňnóHo: C 60,93% H 9,39%
OflHHaKOBbie pe3yjibTaTbi nojiynaioTca h npn Hcnonb3OBaHHH 130 r (1 mojib) hso-GyTHJirjlHUHnOBOrO 3φΗρΒ,
B 10 r 2-H3o6yTHjiOKCHMeTHJi-l .4.6-TpHOKca-cnHpo-[4,4j-HOHaHa npH 40 ρ,ο 50°CnpH nepeMeiuHBaHHH pacTBopaioT. 0,1 r EtjO ' SbClé , 3τβ roTOBaa κ ynoTpeGneHHioHcxo/jHan cMecb nojiHMepH3an,HH b 3axpbiTOM cocyne cnocoGHa κ πρημθηθηημ 3 ηΗΗh nojiHMepMsyeTCH npri 100°C b TeneHHe 8 nacóB b 33κρητομ Φορμοβοηηομ cocynehjih khk KJieeBoíí cnoň Me»ny onrayecKHMH fleTajwMH o6pa3yn GeciíBerabiň, onra-MecKH npo3panHbiň cnoxHbiň ποηποφηρ c MajibíM HanpnweHHeM oGmeň φopMyπbI (-CHj-CHj-CHj-C-O-CH-CHj-O)- / 0 CH, O-CHj-CHÍCH,)* 248293 4 rp,e n=10 po 15 h ofimaa oGbeMHaa yca^Ka cocTaBJíaeT 1,6%.
TeMnepaTypa cTeKjioBaHHH (T8) cnoiHor.o nojin9<i>npa cocTaBJíaeT -35 C, ero πηοτ- hoctb - p2° = 1,055 r · cm~ . ngHMeg_2
PacŤBop 20,506 r (0,04 Mojib) 2,2-6hc-(1 .4.6-TpnoKca-cnnpo- [4.4]-ηοη8η-2--MeTHjioKCH(beHHJi)-nponaHa - nonyneHHoro no DD-WP C 08G/234816-5 - b 25,95 r(0,12 MOjib) 2-H3o6yTHJioKCHMeTHJi-l .4.6-TpHOKca-cnnpo- [4.4]-HOHaHa - nonyneH*Horo KaK yKaaaHo b npHMepe 1 - CMeraHBaioT c 0,75 r Et}Ó SbClfi. íÍHHixuaToppacTBopaioT npH 40.flo 50°C h nepeMeniHBaHHH h HcxoflHaH cMecb nonHMepH3auHHJOKpaiueHHaa b ^ejiTbiň η,Ββτ, KOTopaa πρκ κομη3τηοη teMnepaType b 3εκρ«τοΜ co-cy#e coxpaMeT cnocofíHocrb κ npuMeHeHHW b Tenemie HecKonbKHX flHeň, 3aTeMnonnMepH3yeTCH npH 100°C b Tepejme 6 nacOB b, 33κρμτομ φορΜΟΒΟΗΗΟΜ cocy^eHnu Kax KJieeBOň cnoň MexKfly οπτΗηεοκκΜΗ fleraňaMH. Bo3HHKHyTbiň cnoacHbiň nojiH-ΟφΗρ - fíeCUBeTHbIH Η OnTHHéCKH npO3paHHbIH. IljIOTHOCTb COCTaBJÍHeT p10 = = 1,117 r · cm' i . O6ntaa oSbeMHaa yca^Ka bo BpeMH npouecca nonHMepH3anHH coc-TaBJíaeT 0K0.n0 1%. $opMyna_H3o6geTeHHa
Cnoco6 nonyneHHH cnoatHbix ποπΗ3φΗροΒ c MajibíM HanpnxceHHeM H3 οπκροορτο3φΗροΒ,OTnunaEiinHHCH τθμ, ητο npeepamaroT SyraponaKTOH h Η3ο6γτΗπΓΠΗφί#θΒΜΗ 3φκρ bMonbHOM cooTHomeHHH lil p;o 2:1 b TeTpaxnopMeTane b KanecTBe pacTBOpuTenHπρκ 30*0 b TeneHne 5-ňacoB b npHcyTCTBHH BFj/EtjO b KanecTBe KaTanH3aTOpah Tax nonyneHHbifí 2-n3o6yTH.noKCHMeTH.n-l .4.6-TpnoKca-cnnpo- [4.4] -ηοηθη ποπη-MepH3yeTCH ηπη ο^ηη ηπη c. floneň no 30» MonbHbix npoiíeHTOB pacTBOpeHHoro bΗΘΜ 2,2-6hC~(1 ,4.6-TpHOKCa-cnHpO-[4.4^-ΗΟΗ3Η-2-ΜβΤΗηθΚΟΗφβΗΗη)-ΠρθΠ3Η3 BnpHcyTCTBHH Et^O^SbClg b KojmecŤBe c 1 Bec.% po 3 Bec.% OTHOCHTenbHO ko-nHnecTBa οπΗροορτοΒφκρβ πρκ 80 po 100 C b TeneHHe 6 flo 8 nacOB,
AHHOTan,KH
Cnoco6 nonyneHHB cnoxHbix ποπηβΦηροβ c ManbíM HanpHaceHHeM. Uenb Η3θ6ρετεΗΗΗ -TexHHnecKH Hcnonb3OBaTb oneHb Manoe oCteMKoe cxaTHe επΗροορτοοφΗροΒ flnanonyneHHn cno«Hbix ποηΗ3φκροΒ c ManbW HanpH»eHHeM H36eraa κεηοετετκοΒ πρκH3BecTHbJX flO CHX ΠΟρ ΠΟΠΗΜερΗ33Ι(ΗΗΧ 0ΠΗρθθρΤΟ3φΗρθΒ. 3aflana - yKa3aTb cnoco6, npH noMonm κοτοροΓ.ο bO3mo®ho no/jBepraTb nonHMepn-3auHH προοτο MaHHnynHpyeMbie, CTa6HnbHbie h nerKO nonynaeMbie οπΗροορτο3φΗρωo6pa3yn cnoxHbie ποηκΒφΗρΜ c ManbíM HanpaxeHHeM pemaeTca τβΜ, ητο 2-H3o6yTHn-OKCHMeTHn-1,4.6-TprtOKca-criHpo-[4.4]-HOHaH, nonyneHHbiň H3 6yTHponaKTOHa hH3o6yTHnrnHu;HflOBoro Βφκρε, nonHMěpH3yeTCH ηπη ο«ηη ηπη, c floneň po 30 μοπβ-HblX npOHeHTÓB 2,2-6hC-(1 .4.6-TpHOKCa-cnHpO- [4.4]-ΗΟΗέΗ-2-ΜβΤΗΠΟΚΟΗφβΗΗπ)-nponaHa b npHcyTCTBHH EtsO+SbClg. IIonyneHHbie cornacHO η3ο6ρθτθηηκ> cnoxHbieΠΟΠΗ3ΦΗΡΜ MOryT HHňTH ΠρΗΜΘΗβΗΗβ B OIJTHHeCKOň ΠρθΜΜΙΠΠ6ΗΗΟΟΤΗ B KaHeCTBeonranecKH npo3panHbix nojiHMepHbix φορΜΟΒΟΗΗΗΧ MaTepHHjiOB, npeuH3HOHHoro Kneaηπη b Kanec Tne cTpyKTypHbix KneeB. IIpH3HaHO Η3θ6ρβΤβΗΗβΜ ΠΟ pe3ynhTaTaM 3KCnepTH3Wt OCymeCTBneHHOň BeflOMCTBOMno p;enaM Η3θ6ρβτεΗΗϋ h naTeHTOB PflP. 248293

Claims (1)

  1. 248 293 P R E D M S T VYNÁLEZU Způsob výroby polyesterů s malým pnutím· ze spiroorto-esterů, vyznačující se tím, že se nechá reagovat butyro-lakton a izobutylglycidový ester v molárním poměru 1 : 1až 2 : 1 v tetrachlormetanu jako rozpouštědle, při 30 °Cpo dobu 5 hodin v přítomnosti BP^ . Et£0 jako katalyzátoru,a vzniklý 2-izobutyloximetyl-l,4,6-trioxa-spiro-/4,4/-nonan se polymeruje bu3 samotný nebo s podílem do 30 % mol.v něm rozpuštěného 2,2-bis-/l,4,6-trioxa-spiro-/4,4/ -nonan-2-metyloxifenyl/propanu v přítomnosti Et^O+SbCl^“v množství 1 % hmot. až 3 % hmot. vztaženo k spiroortoes-teru, při 80 až 100 °C po dobu 6 až 8 hodin.
CS833530A 1982-06-01 1983-05-19 Method of polyester production with small stress CS248293B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD24033182A DD208468A3 (de) 1982-06-01 1982-06-01 Verfahren zur herstellung spannungsarmer polyesterether

Publications (2)

Publication Number Publication Date
CS353083A1 CS353083A1 (en) 1985-06-13
CS248293B1 true CS248293B1 (en) 1987-02-12

Family

ID=5538945

Family Applications (1)

Application Number Title Priority Date Filing Date
CS833530A CS248293B1 (en) 1982-06-01 1983-05-19 Method of polyester production with small stress

Country Status (4)

Country Link
BG (1) BG42587A1 (cs)
CS (1) CS248293B1 (cs)
DD (1) DD208468A3 (cs)
SU (1) SU1451144A1 (cs)

Also Published As

Publication number Publication date
SU1451144A1 (ru) 1989-01-15
CS353083A1 (en) 1985-06-13
BG42587A1 (en) 1988-01-15
DD208468A3 (de) 1984-05-02

Similar Documents

Publication Publication Date Title
Tardy et al. A comprehensive kinetic study of the conventional free-radical polymerization of seven-membered cyclic ketene acetals
RU2012144811A (ru) Композиция эпоксидной смолы, предназначенная для использования в композитном материале, армированном углеродным волокном, препрег и композитный материал, армированный углеродным волокном
CS248293B1 (en) Method of polyester production with small stress
FR2678622B1 (fr) Nouveaux complexes de vanadium, leur procede de preparation et les compositions pharmaceutiques qui les contiennent.
ATE186728T1 (de) Imidazochinoxalinone, ihre azaanaloge und verfahren zu ihrer herstellung
RU2007121713A (ru) Композиция, отверждаемая полимеризацией
MX339297B (es) Un catalizador de polimerizacion para politiouretanos, la composicion liquida polimerizable y el proceso para la produccion de vidrio organico de politiouretano con un alto indice de refraccion.
DE50108846D1 (de) Verfahren zur Herstellung von Ethanbis(methylphosphinsäure)
JP2017114972A (ja) 光学材料用組成物及び光学材料
KR870004096A (ko) 절단사로 보강된 성형가능한 중합성 수지 조성물
GB1446962A (en) Stabilised aromatic polyetherketone compsoitions
FI894661A0 (fi) Omaettade, elastomera, asymmetriskt kopplade blockkopolymerer, ett ettkaerlsfoerfarande foer deras framstaellning och deras anvaendning foer framstaellning av hjulstrukturer.
KR940009258A (ko) 니트로사민이 형성되지 않는 고무경화방법
US3836565A (en) Stabilized adhesive compositions
DK115481A (da) Fremgangsmaade til fremstilling af forstaerkede kautsjukvulkanisater og disses anvndelse
EP0404809A1 (en) A glass fibre reinforced plaster composition
US6592801B2 (en) Photopolymerization of episulfides using metal complexes and its use for making ophthalmic lenses
Dias Constant-isomer benzenoid series and their polyradical subsets
CN205750040U (zh) 一种衬氟层绞式光缆
Siebrand et al. Non-condon effects on radiationless triplet decay in benzene and naphthalene
EP3315589A1 (en) Manganese scavengers that minimize octane number loss in aviation gasolines
CN109134772A (zh) 一种珠宝首饰铸造用的3d打印光敏树脂及其制备方法
ES513103A0 (es) &#34;procedimiento para la fabricacion de cuerpos moldeados y recubrimientos mediante reaccion de compuestos epoxidicos&#34;.
Corallo et al. TELOMERISATION PAR CATALYSE REDOX IX ADDITION DE TELOGENES PHOSPHORES SUR DES COMPOSES POSSEDANT DEUX DOUBLES LIAISONS NON CONJUGUEES
US3703219A (en) Manhole ladder step unit