Uburyo bwo gutegura uburyo bwo guhagarika amine yumucyo hamwe nigihe gito
UMUBARE W'ABARWAYI: ZL201710408973.2
AMASOKO
Uburyo bwo gutegura inzitizi yumucyo amine N, N '-bis (2,2,6, 6-tetramethyl-4-piperidyl) -N, N' -diuronic alkyl diamine nuburyo bukurikira: 4-formamide-2,2 , 6.Ibicuruzwa byabonetse nyuma yo gukurura, gukonjesha, gukaraba, kuyungurura, no gukama.
Muri byo, uburyo bwo gutegura hagati ya 4-formamide-2,2,6, 6-tetramethylpiperidine ni: 2,2,6, 6-tetramethylpiperidine, formamide, catisale ya Lewis aside, ihuza imiti ya alkali, yashyizwe mubikorwa byo gushyushya munsi yikirere igitutu kuri 1-24h.Ibicuruzwa byabonetse nyuma yo gukurura, gukonjesha, gukaraba, kuyungurura, no gukama.
Synthesis inzira yo guhanga iroroshye kandi yoroshye gukora, kandi nyuma yubuvuzi iroroshye;ibikoresho fatizo bisabwa, catalizator hamwe na solveri biroroshye kubona.Inzira yose ijyanye namahame yubukungu, umutekano n’ibidukikije, kandi umusaruro wibicuruzwa ni mwinshi.
Uburyo bwo gutegura inzitizi ya amine ultraviolet
UMUBARE W'ABARWAYI: ZL201910576883.3
AMASOKO
Ivumburwa ryerekana uburyo bwo gutegura amine uv ikingira: kuvanga aside malonic na pentamethylpiperidol, kongeramo toluene nkumuti, kongeramo cataliste, hanyuma ukore kuri 100 ℃ -110 ℃ kuri 6h.Igisubizo cyahagaritswe mugihe aside ya malonic yari munsi ya 1%.Kureka ubushyuhe kuri 50 ℃, ongeramo amazi ya deionised, koga kuri 30min, hanyuma ushyiremo urugero rwinshi rwa cyclohexane hamwe na anisaldehyde, ukangure kandi ushonga, ongeramo piperidine na acide acike, shyushya 70 ℃ -80 ℃ kugirango ubyitwayemo, hanyuma utandukanye amazi yabyaye muburyo bwo kubyitwaramo.Igisubizo cyahagaritswe mugihe anisaldehyde yari munsi ya 1% mugice cyamazi.Igisubizo cya reaction cyakonje kugeza kuri 5 ℃ hanyuma kibyutsa 1h kugeza igikomeye gitandukanijwe rwose.Nyuma yo kuyungurura, reaction yasukuwe inshuro 3 zingana na Ethanol ibona ibicuruzwa.
Ubushyuhe bwa amine uv ikumirwa muburyo bwo gutegura ntabwo burenze 110 ℃;Guhindura ibisubizo biroroshye;inzira yo kubyitwaramo byoroshye kugenzura;kandi ibicuruzwa bifite isuku ni byinshi;Sisitemu yo kubyitwaramo hakiri kare ntabwo yunva amazi, kandi ikeneye gusa gusohora amazi muri sisitemu mugihe reaction iri hafi kurangira, ikiza ibikorwa.
Ibicuruzwa nuburyo bwo gutegura uburyo bwinshi bwa thiether bisphenol acrylat antioxidant
UMUBARE W'ABARWAYI: ZL201910569404.5
AMASOKO
Fenol acrylate ya molekile nyinshi ya antioxydeant irimo ibice byombi byingenzi byibanze byitsinda ryimikorere ya fenol antioxydeant, antioxydants yingirakamaro hamwe na karubone ifata radicals yubusa imikorere ya acrylic phenolic ester structure, izana ingaruka eshatu muburyo bumwe bwo gukora no gukoresha ibikoresho bya polymer.Ibi byaba byiza kurinda ibikoresho bya polymer, ukirinda ibicuruzwa bitesha agaciro no gusaza, gukemura imikorere mibi mugihe antioxydeant imwe rukumbi ikoreshwa mubikoresho bya polymer.Hagati aho, uburyo bwo gutegura uburyo bwo gutegura ubushyuhe hamwe n’ingufu zikoreshwa ni bike, kandi kuyungurura ibicuruzwa birashobora gukurwaho nta mazi y’imyanda, hamwe n’ibishobora gukoreshwa, bityo inzira ikangiza ibidukikije.
Uburyo bwo gutegura ibikoresho byinshi bya pentaerythritol bifasha plastike
UMUBARE W'ABARWAYI: 201910447473.9
AMASOKO
Ivumburwa ryerekana uburyo bwo gutegura ibikoresho bya pulasitike ya pentaerythritol isukuye cyane, aho intambwe zikurikira: kuvanga ibice bikora na pentaerythritol, gushyushya kugeza 100-150 ℃ hanyuma ukabyutsa 15min;ongeramo dioctyl tin oxyde, ubushyuhe kuri 170-190 ℃ nyuma yo guhanagura azote, komeza reaction kugeza igihe ibicuruzwa byerekana icyiciro cyibintu bitakiyongera;manura ubushyuhe kuri 150 ℃, ongeramo xylene, komeza ugabanye ubushyuhe kuri 100 ℃, hanyuma ushyiremo aside irike ya molekile ya acide ya acide, koga kuri 100 ℃ kuri 1h, umanuke mubushyuhe bwicyumba;ongeramo methanol, koga kuri 3-5h, hanyuma ibicuruzwa bikomeye byayunguruwe kugirango ubone ibicuruzwa byiza nyuma yo kongera korohereza hamwe na toluene.
Nyuma yo kubyitwaramo birangiye, acide-molekulike-monic yongewemo muburyo butaziguye kugirango ikore reaction ya esterification hamwe n’imyanda ishobora kwimurwa na trisubstititifike muri reaction, kugirango isenyure umwanda kandi uyitandukanye nibicuruzwa.Uburyo ntibukeneye gukoresha umubare munini wumuti hamwe nibikorwa byinshi byo kongera gukora, kandi bifite ingaruka nziza zo gukuraho umwanda.
Uburyo bwo gutegura 6,6,12, 12-tetramethyl-6, 12-dihydroindene [1,2-b] fluorene
UMUBARE W'ABARWAYI: ZL201610332457.1
AMASOKO
Ivumburwa ryerekana uburyo bwo gutegura 6,6,12, 12-tetramethyl-6, 12-dihydroindene [1,2-b] fluorene.
Uburyo bukubiyemo: guhuza reaction: methyl o-bromobenzoate ihujwe na 9, 9-dimethyl su-2-boric aside kugirango itange ibice nkuko bigaragara muri Formula M-1;Inyongera reaction: ifumbire yerekanwe muri Formula M-1 yongewemo na methyl magnesium bromide, hanyuma hydrolyzed kugirango ikore ibice byerekanwe mumata M-2;Imyitwarire ya cycle: imbere ya acide, ifumbire yerekanwe muri formula M-2 irazunguruka kandi ihinduka 6,6,12, 12-tetramethyl-6, 12-dihydroindene [1,2-b] fluorene nkuko bigaragara muri formula M .
Ukurikije uburyo bwo gutegura igihangano, inzira iroroshye kandi yoroshye gukora;Ibikoresho fatizo bikenewe biraboneka byoroshye kubiciro buke;Umusaruro ni 77 ~ 88%, ubereye umusaruro munini.
