3,3,4, 4- diphenylsulmoetboxylic dianhydride 丨 CAS {}}

Cov compound no yog ib qho tshwj xeeb dianhydride feem ntau siv nyob rau hauv cov synthesis ntawm kev ua haujlwm siab polyimides. Nws cov qauv siv tshuaj lom neeg ua rau cov pa hluav taws xob zoo tshaj thiab oxidative stability, ua rau nws haum rau kev siv engineering kev engineering.

1. Polyimide Synthesis
3,3,4, 4- diphenylsulformsracarboxylic dianhydride 丨 {4 4} yog paub rau lawv qhov kev ua tau zoo nyob rau hauv cov xwm txheej huab.
● Thermalfly ruaj khov polymers: DSDA qhia cov pab pawg sulfone mus rau cov pawg sulfone mus rau cov kab mob polymer, txhim kho cov thermal tiv thaiv thiab oxidative stability.
● High-Temperature Applications: Polyimides based on DSDA are used in aerospace, electronics, and automotive industries where materials are required to withstand temperatures >300 degree.
● Flexible Films and Coatings: The resulting polyimides are useful in manufacturing flexible circuit substrates, insulating films, and protective coatings.
2. Hauv thiab microelectronic kev lag luam
Polyimides muab tau los ntawm DSDA yog qhov tseem ceeb ntawm cov microelectronic vim lawv cov khoom siv dielectric, tshuab muaj zog, thiab muaj zog, thiab muaj zog.
Age Yaag Lo Luam Ntawv Circuits (FPCs): Cov polyimides ua cov txheej txheem vim lawv cov kev tsis txaus siab thiab kub tsis kam.
● Semiconductor Ntim: Siv nti nyob rau hauv cov khaubncaws sab nraud povtseg
● Muab cov thev naus laus zis: ua haujlwm hauv cov kua siv lead ua kua (lcds) thiab organic teeb-emed dodes (oleds) raws li txheej txheem txheej thiab encapsulants.
3. AERPOSPACE thiab Kev Tiv Thaiv Kev Tiv Thaiv
● Kev ua tau zoo sib xyaw ua haujlwm: DSDA-based polyimides tau muab ua ke rau cov txheej txheem hauv dav hlau thiab lub teeb ci, nplaim taws-retardant, thiab high-dag zog.
● Rwb thaiv tsev cov ntaub ntawv: muaj txiaj ntsig nyob rau hauv rwb thaiv tsev qhwv cov xov hlau rau cov xov hlau thiab cov khoom sib xyaw ua ke los ntawm ib puag ncig phem.
4. Tsib membrane thiab sib cais thev naus laus zis
Polyimides Muaj siv rau hauv cov roj sib cais cov hmoov av nyias nyias, tshwj xeeb tshaj yog rau kev sib cais.
● roj permeability thiab xaiv xaiv: Cov qauv sib zog coj los ntawm cov pab pawg sulpone thiab cov roj uas muaj ntxhiab muaj cov khoom thauj zoo.
● Cov tshuaj tiv thaiv kev tiv thaiv: Cov tshuaj ruaj khov zoo heev tso cai siv kev ua kom haum ib puag ncig xws li cov roj nkev kho thiab hydrogen rov qab.
5. Cov txheej txheem tshwj xeeb thiab cov nplaum
DSDA yog siv los tsim cov resins polyimide nrog cov nyiaj sib xyaw ua ke muaj zog, thermal stability, thiab kev tiv thaiv cov kuab tshuaj thiab hluav taws xob.
Proditionic tiv thaiv cov tshuaj tiv thaiv: rau cov chaw raug rau qhov kub lossis UV hluav taws xob.
● Advanced Advanced Advenives: Siv hauv Kev Ua Phooj ywg ntawm cov hlau, ceramics, thiab composites hauv electronics lossis aerospace rooj sib tham.

1. Kws Tshwj Xeeb Thermal thiab Oxidative Stability
Sulfone Sulfone (-so₂-) Txuas Impage siab thermal ruaj khov thiab tso cai rau dsda kom khaws lawv cov khoom ntawm huab cua sov thiab hauv ib puag ncig kev nplua nuj.
2. Txhim kho cov neeg kho tshuab thiab tshuaj lom neeg
● Polyimides ua los ntawm DSDA muaj cov tshuab muaj zog, kev ruaj khov ruaj khov, thiab tshuaj lom neeg ua kom haum, ua rau lawv tsim nyog rau kev siv cov ntawv thov.
3. Hluav taws xob rwb thaiv tsev ua haujlwm
● Dsda-based polyimides muaj tsawg dielectric constants thiab zoo rwb thaiv tsev muaj peev xwm, uas yog qhov tseem ceeb rau hluav taws xob hluav taws xob thiab RF \/ microwave li cas.
4. Cov qauv nruj nrog sloubity tshuav
● Thaum DSDA ntxiv cov saw polymer rau lub zog, nws tseem muab qee cov solubility los tswj cov kuab tshuaj polymerents, tso cai rau kev ua kom yooj yim thiab zaj duab xis yooj yim dua.
5. Nplaim retardancy
● Cov pab pawg sulfone pab txhawb rau intrinsic nplaim zog, cov cuab yeej tseem ceeb rau cov ntaub ntawv siv hauv aviation, aerospace, thiab cov chaw tsim hluav taws xob.

Tag
3,3,4, 4- diphenylsulfomonylic dianhydride monomer siv feem ntau nyob rau hauv cov synthesis ntawm kev ua haujlwm zoo polyimides. Nws cov kev koom ua ke rau hauv polymer tom qab ua ke thermal stability, tshuab rwb thaiv tsev, thiab tshuaj tua hluav taws xob tias ob peb lwm cov ntaub ntawv tuaj yeem sib phim. DSDA tseem tseem yog lub tsev tseem ceeb rau cov ntaub ntawv siv hauv cov khoom siv hluav taws xob, ua kom muaj kev ntseeg siab nyob rau hauv cov kev ntseeg siab nyob hauv siab heev.