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Alaabta

Diallyl bisphenol A

Sharax Gaaban:

Magaca: Diallyl bisphenol A (DABPA)
CAS MAYA : 1745-89-7
Foomka Molecular: C21H24O2
Miisaanka molikalka: 308.41
Qaaciddada qaabdhismeedka:

short


Faahfaahinta alaabta

Calaamadaha alaabta

Tusmada tayada:

Muuqaal: Dareeraha dareeraha Amber

Mawduuca: ≥ 98%

Barta karkarinta: 445.2 ± 40.0 ° C (saadaaliyay)

Cufnaanta: 1.08 g / ml at 25 ° C (shidan)

Refractive index n 20 / D 1.587 (shidan)

Bar dhibic> 230 ° f

Tilmaamaha:

Waxaa badanaa loo isticmaalaa wax ka beddelka cusbada bismaleimide (BMI), taas oo si weyn u yareyn karta qiimaha dalabka BMI-ga iyo hagaajinta hawlqabadka iyo ka shaqeynta miraha BMI. Adag, adkaysiga kuleylka iyo milkiyeynta waxsoosaarka BMI ayaa la hagaajiyay. Waxaa loo isticmaali karaa: materials Qalabka kuleylka korontada, looxyada xiran ee naxaasta ah, heerkulka sare ee rinjiga maqaarka, dahaarka rinjiga dahaarka, caaga wax lagu nadiifiyo, iwm. xabag, iwm. materials Qalabka dhismaha ee Aerospace. Materials Qalabka shaqada. Maaddaama ay tahay antioxidant-ka caagga, ku daridda 1-3% BBA caaggu waxay si weyn u hagaajin kartaa caabbinta gabowga ee caagga

Daaweynta kinetikada iyo astaamaha farsamada diallyl bisphenol oo cusbada cyanate ester la badalay were Diallyl bisphenol A(DBA) waxaa loo isticmaalay in lagu badalo cyanate ester resin (CE). Xuduudaha daaweynta ee nidaamka cusbada la beddelay waxaa lagu xisaabiyay habka beddelaadda Flynn Ozawa iyo habka Kissinger extremum, siday u kala horreeyaan. Waxyaabaha farsamada iyo astaamaha farsamada firfircoon ee cusbi la daweeyay ayaa la darsay. Natiijooyinka waxay muujiyeen in DBA ay yeelatay saameyn xoog leh oo saameyn xoog leh ku leh cusbada cyanate ester, Tamarta firfircoonida ee daweynta falcelinta ee cusbada wax laga beddelay oo ka kooban 5% DBA ayaa ugu yar (62.16 kJ / mol). Markay ka kooban tahay DBA-du 10%, saamaynta xoog leh ee xaydha la daweeyey waxay ahayd 2.07 jeer oo ah tan cusbada cyanate ester. Qaabka keydinta iyo heerkulka kala-guurka dhalada ee cusbada CE ee ku jirta DBA ayaa hoos u dhacay

Diallyl bisphenol A(dabpa) waxaa loo isticmaalay in wax looga beddelo cusbada bismaleimide oo leh qaab dhismeedka ketone (ek-bmi). Daaweynta kinetikiska ee nidaamka ek-bmi / dabpa waxaa daraasad ku sameeyay calorimetry iskaanka kala duwan oo kala duwan, Fourier wuxuu bedelay spectroscopy infrared, habka wiishka Kissinger iyo habka kuleylka dheeraadka ah ee kuleylka, Qalabka farsamada, jabka adkaanta iyo xasiloonida kuleylka ee nidaamka ek-bmi / dabpa ayaa ahaa bartay. Natiijooyinka waxay muujiyeen in xuduudaha habka daaweynta ee nidaamka ek-bmi / dabpa ay ahaayeen 165 × × 2 H + 180 ℃ ℃ 2 H + 238 × × 4 h, xaaladaha daaweynta kadib waxay ahaayeen 250 ℃ × 5 h, tamarta firfircoonida muuqata wuxuu ahaa 97.50 kJ / mol, cabirka soo noqnoqoshada wuxuu ahaa 2.22 × 107 s-1, amarka falcelinta wuxuu ahaa 0.9328, Awoodda silica iyo foorarsiga waa 89.42 MPa iyo 152 MPa, siday u kala horreeyaan, heerkulka kala-guurka dhalada waa 278 ℃. Waxay wali ku sii wadi kartaa astaamo farsamo oo wanaagsan 260 ℃. Cunsurka daran ee culeyska fekerka iyo heerka sii deynta tamarta culeyska daran wuxuu gaari karaa 1.14 MPa · m0.5 iyo 276.6 J / m2, siday u kala horreeyaan, taasoo muujineysa adkaansho jabka wanaagsan, Heerkulka burburka bilowga ah ee nidaamka waa 412.95 ℃ (T5%), xajinta xajmiga sicirka waa 37.91% at 600 ℃ iyo 32.17% at 900 ℃

Xirxirida: 200kg / durbaan.

Taxaddarrada keydinta: ku keydi bakhaar qabow, qalalan oo hawo wanaagsan leh.

Awood sanadeed: 1000 tan / sanadkii


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