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Phthalic Anhydride (PA) CAS No.: 85-44-9
Product Overview
Phthalic Anhydride (PA) yog ib qho tseem ceeb ntawm cov organic chemical raw khoom, feem ntau ua los ntawm oxidation ntawm ortho-xylene los yog naphthalene. Nws zoo nkaus li dawb crystalline khoom nrog me ntsis irritating tsw. PA yog dav siv nyob rau hauv zus tau tej cov plasticizers, unsaturated polyester resins, alkyd resins, dyes, thiab pigments, ua rau nws yog ib qho tseem ceeb nruab nrab ntawm cov tshuaj lom neeg kev lag luam.
Cov yam ntxwv tseem ceeb
- Siab Reactivity:PA muaj cov pab pawg anhydride, uas nkag siab zoo nrog cawv, amines, thiab lwm yam sib txuas los tsim esters lossis amides.
- Solubility zoo:Soluble nyob rau hauv dej kub, cawv, ethers, thiab lwm yam organic solvents.
- Kev ruaj ntseg:Nyob ruaj khov nyob rau hauv qhuav tej yam kev mob tab sis hydrolyzes maj mam mus rau phthalic acid nyob rau hauv lub xub ntiag ntawm dej.
- Versatility:Siv nyob rau hauv cov synthesis ntawm ntau yam khoom siv tshuaj, ua rau nws muaj ntau yam.
Daim ntawv thov
- Plasticizers:Siv los tsim phthalate esters (piv txwv li, DOP, DBP), uas tau siv dav hauv PVC cov khoom los txhim kho kev yooj yim thiab kev ua haujlwm.
- Unsaturated Polyester Resins:Siv rau hauv kev tsim cov fiberglass, coatings, thiab adhesives, muab cov khoom siv zoo heev thiab tshuaj lom neeg.
- Alkyd Resins:Siv nyob rau hauv cov xim, coatings, thiab varnishes, muab zoo adhesion thiab gloss.
- Dyes thiab Pigments:Ua haujlwm li nruab nrab hauv kev sib txuas ntawm anthraquinone dyes thiab pigments.
- Lwm yam kev siv:Siv rau hauv kev tsim cov tshuaj intermediates, tshuaj tua kab, thiab tshuaj tsw qab.
Ntim & Cia
- Ntim:Muaj nyob rau hauv 25 kg / hnab, 500 kg / hnab, los yog ton hnab. Kev xaiv ntim khoom muaj nyob rau ntawm kev thov.
- Cia:Khaws rau hauv qhov chaw txias, qhuav, thiab qhov cua zoo. Tsis txhob kov cov dej noo. Pom zoo cia kub: 15-25 ℃.
Kev nyab xeeb & kev xav txog ib puag ncig
- Kev khaus khaus:PA ua rau tawv nqaij, qhov muag, thiab ua pa. Cov cuab yeej tiv thaiv zoo (xws li, hnab looj tes, tsom iav, lub tshuab ua pa) yuav tsum tau hnav thaum tuav.
- Flammability:Combustible tab sis tsis heev flammable. Khaws kom deb ntawm qhov qhib nplaim taws thiab qhov kub thiab txias.
- Environmental Impact:Pov tseg cov ntaub ntawv pov tseg raws li cov cai hauv cheeb tsam ib puag ncig kom tsis txhob muaj kuab paug.
Tiv tauj peb
Yog xav paub ntxiv los yog xav tau cov qauv, thov hu rau peb pab neeg muag khoom. Peb tau cog lus los muab cov khoom lag luam zoo thiab kev pabcuam zoo!
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Methanol Khoom Taw Qhia
Product Overview
Methanol (CH₃OH) yog cov kua tsis muaj xim, tsis muaj kuab lom nrog cov ntxhiab tsw ntxhiab tsw. Raws li cov khoom siv cawv yooj yim tshaj plaws, nws tau siv dav hauv tshuaj lom neeg, lub zog, thiab kev lag luam tshuaj. Nws tuaj yeem tsim los ntawm cov roj fossil (xws li cov pa roj carbon monoxide, thee) lossis cov khoom siv txuas ntxiv mus ntxiv (xws li biomass, ntsuab hydrogen + CO₂), ua rau nws yog ib qho tseem ceeb ntawm kev hloov pauv ntawm cov pa roj carbon tsawg.
Cov yam ntxwv ntawm cov khoom
- High Combustion Efficiency: Clean-burning nrog nruab nrab calorific nqi thiab emissions tsawg.
- Yooj Yim Cia & Thauj: Ua kua nyob rau hauv chav tsev kub, scalable dua hydrogen.
- Versatility: Siv ua ob qho tib si roj thiab tshuaj lom neeg noj.
- Sustainability: "Green methanol" tuaj yeem ua tiav carbon neutrality.
Daim ntawv thov
1. Zog Roj
- Automotive Roj: Methanol roj av (M15 / M100) txo qis emissions.
- Marine Fuel: Hloov cov roj hnyav hauv kev thauj khoom (xws li Maersk lub methanol-powered nkoj).
- Roj Cells: Powers li pab kiag li lawm / drones ntawm direct methanol roj hlwb (DMFC).
2. Cov khoom siv tshuaj lom neeg
- Siv los tsim formaldehyde, acetic acid, olefins, thiab lwm yam, rau cov yas, xim, thiab hluavtaws fibers.
3. Kev siv tshiab
- Hydrogen Carrier: Khw muag khoom / tso tawm hydrogen ntawm methanol cracking.
- Carbon Recycling: Ua methanol los ntawm CO₂ hydrogenation.
Technical Specifications
Yam khoom Specification Purity ≥99.85% Qhov ceev (20 ℃) 0.791–0.793 g / cm³ Boiling Point 64.7 ℃ Flash Point 11 ℃ (Flammable) Peb Qhov Zoo
- End-to-End Supply: Integrated daws los ntawm feedstock mus kawg-siv.
- Customized Products: Industrial-qib, roj-qib, thiab hluav taws xob-qib methanol.
Nco tseg: MSDS (Cov Ntaub Ntawv Kev Nyab Xeeb Cov Ntaub Ntawv) thiab COA (Certificate of Analysis) muaj nyob rau ntawm kev thov.
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Diethylene Glycol (DEG) Khoom Taw Qhia
Product Overview
Diethylene Glycol (DEG, C₄H₁₀O₃) yog cov tsis muaj xim, tsis muaj ntxhiab, kua nplaum nrog cov khoom hygroscopic thiab qab zib. Raws li ib qho tseem ceeb tshuaj nruab nrab, nws yog dav siv nyob rau hauv polyester resins, antifreeze, plasticizers, solvents, thiab lwm yam kev siv, ua rau nws yog ib tug tseem ceeb raw khoom nyob rau hauv petrochemical thiab zoo tshuaj industries.
Cov yam ntxwv ntawm cov khoom
- Kub taw tes kub: ~ 245 ° C, haum rau cov txheej txheem kub.
- Hygroscopic: nqus dej noo los ntawm huab cua.
- Solubility zoo: Miscible nrog dej, cawv, ketones, thiab lwm yam.
- Tsawg Toxicity: Tsawg toxic tshaj ethylene glycol (EG) tab sis yuav tsum muaj kev nyab xeeb.
Daim ntawv thov
1. Polyesters & Resins
- Kev tsim cov khoom siv tsis zoo polyester resins (UPR) rau txheej thiab fiberglass.
- Diluent rau epoxy resins.
2. Antifreeze & Cov tub yees
- Tsawg-toxicity antifreeze formulations (sib xyaw nrog EG).
- Natural gas dehydrating agent.
3. Plasticizers & Solvents
- Cov kuab tshuaj rau nitrocellulose, inks, thiab adhesives.
- Textile roj nplua nyeem.
4. Lwm yam kev siv
- Haus luam yeeb humectant, cosmetic puag, roj purification.
Technical Specifications
Yam khoom Specification Purity ≥99.0% Qhov ceev (20 ° C) 1.116-1.118g / cm³ Boiling Point 244-245 ° C Flash Point 143 ° C (Combustible)
Ntim & Cia
- Ntim: 250kg galvanized nruas, IBC tso tsheb hlau luam.
- Cia: kaw, qhuav, ventilated, deb ntawm oxidizers.
Kev Ceeb Toom
- Kev Nyab Xeeb Kev Nyab Xeeb: Siv hnab looj tes / tsom iav kom tsis txhob sib cuag.
- Toxicity Ceeb toom: Tsis txhob noj (qab zib tab sis lom).
Peb Qhov Zoo
- High Purity: nruj QC nrog tsawg impurities.
- Flexible Supply: Bulk/customized ntim.
Nco tseg: COA, MSDS, thiab REACH cov ntaub ntawv muaj.