Kini awọn photoinitiators ati melo ni o mọ nipa awọn photoinitiators? Photoinitiators jẹ iru ti yellow ti o le fa agbara ni kan awọn wefulenti ninu awọn ultraviolet (250-420nm) tabi han (400-800nm) agbegbe, ina free radicals, cations, ati be be lo, ati bayi pilẹ monomer polymerization, crosslinking, ati curing. . Sibẹsibẹ, awọn igbi gigun ti o gba nipasẹ oriṣiriṣi photoinitiators yatọ.
Iyasọtọ ti awọn photoinitiators le wa ni akọkọ pin si awọn ẹka meji: awọn ipilẹṣẹ ọfẹ ati awọn oriṣi ionic. Awọn ipilẹṣẹ ọfẹ le pin si Iru I ati Iru II; Awọn oriṣi ionic le pin si awọn iru cationic ati anionic. Photoinitiator jẹ aaye ibẹrẹ ti agbekalẹ, ati lilo ikẹhin rẹ ni ipa nipasẹ awọn ibeere iṣẹ ati eto igbekalẹ. Photoinitiator ti o dara julọ nikan wa, ko si photoinitiator ti o dara julọ.
Photoinitiators ti wa ni be ni oke ni pq ise. Awọn ohun elo aise ti o wa ninu pq ile-iṣẹ imularada UV jẹ awọn ohun elo kemikali ipilẹ ati awọn kemikali amọja, pẹlu awọn olutẹtisi ti o wa ni oke ti pq ile-iṣẹ naa. Awọn jara ti awọn agbo ogun thiol le ṣee lo bi awọn ohun elo aise fun photoinitiators, ati pe a lo ni akọkọ ni awọn aaye oogun ati iṣelọpọ ipakokoro; Photoinitiators ti wa ni loo ni orisirisi awọn aaye bi photoresists ati atilẹyin kemikali, UV aso, UV inki, ati be be lo, pẹlu ebute ohun elo leta ti awọn ọja itanna, ile ọṣọ ati ohun elo ile, oogun ati egbogi itọju, ati be be lo.
Orisirisi awọn oriṣi ti photoinitiators lo wa pẹlu ọpọlọpọ awọn lilo, nitorinaa bawo ni o ṣe yẹ ki a yan wọn? Nigbamii, jẹ ki n sọ fun ọ bi o ṣe le yan awọn ọja ti o wọpọ pupọ.
Ni akọkọ, Emi yoo fẹ lati ṣafihanphotoinitiator 819, eyi ti o le ṣee lo fun awọ-awọ UV ti o ni itọju ṣiṣu. Awọn ideri UV, nitori iṣẹ ṣiṣe ti o dara julọ ati iṣelọpọ daradara, ti lo ni lilo pupọ lori awọn ikarahun ṣiṣu ti ọpọlọpọ awọn ẹrọ itanna ati awọn ọja ohun elo ile. Bibẹẹkọ, ifasilẹ jinlẹ ti awọn aṣọ-ikele UV lẹhin kikun ko dara, abajade ni ifaramọ fiimu ti ko dara ati pipinka ti ko dara ati eto ti awọn pigments nipasẹ awọn resin UV, ni ipa lori hihan awọn aṣọ-ikele, nitorinaa, ilana ikole ibile ni lati kọkọ lo orisun epo. alakoko ti o ni awọ fun kikun, lẹhinna lo varnish UV lẹhin yan lati mu ọpọlọpọ awọn ohun-ini ti ara ti dada fiimu kun.
Olupilẹṣẹ 184jẹ imunadoko ati yellowing sooro free radical (I) Iru ri to photoinitiator pẹlu awọn anfani ti gun ipamọ akoko, ga ibẹrẹ ṣiṣe, ati jakejado UV gbigba ibiti. O ti wa ni o kun lo fun UV curing ti unsaturated prepolymers (gẹgẹ bi awọn akiriliki esters) paapọ pẹlu ẹyọkan tabi olona iṣẹ-ṣiṣe fainali monomers ati oligomers, ati ki o jẹ paapa dara fun aso ati inki ti o nilo ga yellowing ìyí.
Photoinitiator TPO-Ljẹ iru kan ti omi photoinitiator, eyi ti o ti lo ninu awọn agbekalẹ eto pẹlu kekere yellowness ati kekere wònyí. O ti wa ni commonly lo ninu siliki iboju titẹ sita inki, Planographic titẹ sita inki, flexographic titẹ sita inki, photoresist, varnish, titẹ sita awo ati awọn miiran oko.
Awọnphotoinitiator TPOti wa ni lilo pupọ julọ ni awọn ọna ṣiṣe funfun, ati pe o le ṣee lo ni awọn aṣọ wiwọ UV, awọn inki titẹ sita, awọn adhesives imularada UV, Awọn aṣọ wiwu fiber opitika, awọn fọtoresisists, awọn awo fọtopolymerization, awọn resins stereolithographic, awọn akojọpọ, awọn kikun ehin, ati bẹbẹ lọ.
Photoinitiator 2959 jẹ oluṣeto fọtoinitiator ti kii ṣe ofeefee pẹlu iṣẹ ṣiṣe giga, õrùn kekere, ti kii ṣe yellowing, iyipada kekere, aibikita si polymerization atẹgun, ati ṣiṣe itọju dada giga. Awọn ẹgbẹ hydroxyl alailẹgbẹ ti o ni irọrun tiotuka ninu awọn aṣọ ti o da lori omi. Paapa dara fun omi-orisun akiriliki esters ati unsaturated polyesters. Photoinitiator 2959 tun jẹ alemora ti a fọwọsi nipasẹ eto ijẹrisi FDA fun olubasọrọ ti kii ṣe taara pẹlu ounjẹ.
Benzophenonejẹ photoinitiator radical radical ọfẹ ti a lo ni awọn ọna ṣiṣe itọju UV radical ọfẹ gẹgẹbi awọn aṣọ, inki, adhesives, bbl O tun jẹ agbedemeji ni awọn pigments Organic, awọn oogun, awọn turari, ati awọn ipakokoro. Ọja yii tun jẹ onidalẹkun polymerization styrene ati imuduro lofinda, eyiti o le fun oorun ni adun didùn, ati pe o jẹ lilo pupọ ni lofinda ati pataki ọṣẹ.
Awọn ọja ti o jọra si photoinitiators jẹ awọn ifa ultraviolet. Nigba miiran, awọn eniyan nigbagbogbo ko le ṣe iyatọ laarin awọn mejeeji.UV absorbersle ropo photoinitiators. Nitori UV absorbers ni o wa julọ o gbajumo ni lilo iru ti ina amuduro ati ki o le wa ni ibamu pẹlu tabi ropo photoinitiators fun lilo, ati awọn won ndin jẹ tun dara julọ. Photoinitiators ti wa ni pataki lo fun photocuring, fun inki, ti a bo, ati ki o tun le ṣee lo ni ise ati ẹrọ itanna aaye. Awọn olugba UV ni iwọn lilo ti o tobi pupọ, ti a lo ni akọkọ ni awọn ohun ikunra pẹlu awọn ibeere didara giga. Nibayi, idiyele ti awọn ohun mimu ultraviolet jẹ giga ti o ga, lakoko ti awọn olupilẹṣẹ fọto jẹ kekere. O le yan awọn ọja ti o baamu da lori awọn iwulo tirẹ.
A jẹ olupilẹṣẹ alamọdaju ọjọgbọn. Ni afikun si awọn ọja ti a mẹnuba loke, a tun ni iru awọn ọja wọnyi:
| CAS No. | Orukọ ọja |
| 162881-26-7 | Phenylbis (2,4,6-trimethylbenzoyl) oxide phosphine |
| 947-19-3 | 1-Hydroxycyclohexyl phenyl ketone |
| 84434-11-7 | Ethyl (2,4,6-trimethylbenzoyl) phenylphosphinate |
| 75980-60-8 | Diphenyl (2,4,6-trimethylbenzoyl) oxide phosphine |
| 125051-32-3 | Bis (eta.5-2,4-cyclopentadien-1-yl) -bis [2,6-difluoro-3- (1H-pyrrol-1-yl) phenyl] titanium |
| 75980-60-8 | 2,4,6-Trimethyl benzoyldiphenyl phosphine oxide |
| 162881-26-7 | Bis (2,4,6-trimethylbenzoyl) oxide phenylphosphine |
| 84434-11-7 | Ethyl (2,4,6-trimethylbenzoyl) phenylphosphinate |
| 5495-84-1 | 2-Isopropylthioxanthone |
| 82799-44-8 | 2,4-Diethylthioxanthone |
| 71868-10-5 | 2-Methyl-1- [4- (methylthio) phenyl] -2-morpholinopropane-1-ọkan |
| 119313-12-1 | 2-Benzyl-2-dimethylamino-1- (4-morpholinophenyl) butanone |
| 947-19-3 | 1-Hydroxy-Cyclohexyl Phenyl Ketone |
| 7473-98-5 | 2-Hydoy-2-mey-1-phenyppae-ọkan |
| 10287-53-3 | Ethyl4-dimethylaminobenzoate |
| 478556-66-0 | [1-9-e thy-6-2-methybenzoycabazo-3-yethylideneamino] acetate |
| 77016-78-5 | 3-benzo-7-dehyamnocoumrn |
| 3047-32-3 | 3-Ethyl-3- (hydroxymethyl) oxetane |
| 18934-00-4 | 3,3′-[Oxybis(methylene)]bis[3-ethyloxetane] |
| 2177-22-2 | 3-Ethyl-3- (chloromethyl) oxetane |
| 298695-60-0 | 3-Ethyl-3-[(2-ethylhexyloxy) methyl] oxetane |
| Ọdun 18933-99-8 | 3-Ethyl-3-[(benzyloxy) methyl] oxetane |
| 37674-57-0 | 3-Ethyl-3- (methacryloyloxymethyl) oxetane |
| 41988-14-1 | 3-Ethyl-3- (acryloyloxymethyl) oxetane |
| 358365-48-7 | Oxetane Biphenyl |
| 18724-32-8 | Bis[2- (3,4-epoxycyclohexyl) ethy] tetramethyldisiloxane |
| 2386-87-0 | 3,4-Epoxycyclohexylmethyl 3,4-epoxycyclohexanecarboxylate |
| 1079-66-9 | Chlorodiphenyl phosphine |
| 644-97-3 | Dichlorophenylphosphine |
| 938-18-1 | 2,4,6-Trimethylbenzoyl kiloraidi |
| 32760-80-8 | Cyclopentadienyliron (i) hexa-fluorophosphate |
| 100011-37-8 | Cyclopentadienyliron (ii) hexa-fluoroantimonate |
| 344562-80-7 & 108-32-7 | 4-Isobutylphenyl-4′-methylphenyliodonium hexafluorophosphate& propylene kaboneti |
| 71786-70-4 & 108-32-7 | Bis (4-dodecylphenyl) iodonium hexaflurorantimonate & Propylene carbonate |
| 121239-75-6 | (4 -Ocyoxyphenyphenyodonum hexafluoroantimonate |
| 61358-25-6 | Bis (4-tert-butylphenyl) iodonium hexafluorophosphate |
| 60565-88-0 | Bis (4-methylphenyl) iodonium hexafluorophosphate |
| 74227-35-3 & 68156-13-8 & 108-32-7 | Adalu Sulfonium Hexafluorophosphate & Propylene carbonate |
| 71449-78-0 & 89452-37-9 & 108-32-7 | Adalu Sulfonium Hexafluoroantimonate & Propylene carbonate |
| 203573-06-2 | |
| 42573-57-9 | 2-2- 4-Mehoxypheny -2-yvny-46-bs (trichloromethyl) 1,3,5-triazine |
| 15206-55-0 | Methyl benzoylformate |
| 119-61-9 | Benzophenone |
| 21245-02-3 | 2-Ethylhexyl 4-dimethylaminobenzoate |
| 2128-93-0 | 4-Benzoylbiphenyl |
| 24650-42-8 | Photoinitiator BDK |
| 106797-53-9 | 2-Hydroxy-4′- (2-hydroxyethoxy) -2-methylpropiophenone |
| 83846-85-9 | 4- (4-Methylphenylthio) benzophenone |
| 119344-86-4 | PI379 |
| 21245-01-2 | Padimate |
| 134-85-0 | 4-Chlorobenzophenone |
| 6175-45-7 | 2,2-Diethoxyacetofenone |
| 7189-82-4 | 2,2′-Bis (2-chlorophenyl)-4,4′,5,5′-tetraphenyl-1,2′-biimidazole |
| 10373-78-1 | Photoinitiator CQ |
| 29864-15-1 | 2-Methyl-BCIM |
| 58109-40-3 | Oluṣeto 810 |
| 100486-97-3 | TCDM-HABI |
| 813452-37-8 | OMNIPOL TX |
| 515136-48-8 | Omnipol BP |
| 163702-01-0 | KIP 150 |
| 71512-90-8 | Photoinitiator ASA |
| 886463-10-1 | Oluṣeto 910 |
| 1246194-73-9 | Oluṣeto 2702 |
| 606-28-0 | Methyl 2-benzoylbenzoate |
| 134-84-9 | 4-Methylbenzophenone |
| 90-93-7 | 4,4'-Bis (diethylamino) benzophenone |
| 84-51-5 | 2-Ethyl anthraquinone |
| 86-39-5 | 2-Chlorothioxanthone |
| 94-36-0 | Benzoyl peroxide |
| 579-44-2/119-53-9 | Benzoin |
| 134-81-6 | Benzil |
| 67845-93-6 | UV-2908 |
Akoko ifiweranṣẹ: Oṣu Kẹjọ-04-2023