asia_oju-iwe

Polyurethane Kemikali

  • Olupese Didara Iye MOCA II (4,4'-Methylene-bis-(2-chloroaniline) CAS: 101-14-4

    Olupese Didara Iye MOCA II (4,4'-Methylene-bis-(2-chloroaniline) CAS: 101-14-4

    4,4′-Methylene bis (2-chloroaniline), ti a tọka si bi MOCA, jẹ agbo-ara Organic pẹlu agbekalẹ kemikali C13H12Cl2N2. MOCA ni akọkọ lo bi oluranlowo vulcanizing fun simẹnti polyurethane roba ati oluranlowo crosslinking fun awọn adhesives ti a bo polyurethane. MOCA tun le ṣee lo bi oluranlowo imularada fun awọn resini iposii.

    CAS: 101-14-4

  • Olupese Didara Iye SILANE (A171) Vinyl Trimethoxy Silane CAS: 2768-02-7

    Olupese Didara Iye SILANE (A171) Vinyl Trimethoxy Silane CAS: 2768-02-7

    Vinyltrimethoxysilane, ti a lo bi iyipada polima nipasẹ awọn aati grafting. Abajade pendanti trimethoxysilyl le ṣiṣẹ bi ọrinrin-mu ṣiṣẹ awọn aaye agbelebu. Silane tirun polima ti wa ni ilọsiwaju bi thermoplastic ati crosslinking waye lẹhin iṣelọpọ nkan ti o pari lori ifihan si ọrinrin.

    CAS: 2768-02-7

  • UOP GB-562S Adsorbent

    UOP GB-562S Adsorbent

    Apejuwe

    UOP GB-562S adsorbent jẹ adsorbent irin sulfide ti iyipo ti a ṣe apẹrẹ lati yọ Makiuri kuro ninu awọn ṣiṣan ifunni gaasi. Awọn ẹya ara ẹrọ ati awọn anfani pẹlu:

    • Pipin iwọn pore iṣapeye ti o yori si agbegbe dada ti o ga julọ ati igbesi aye ibusun gigun.
    • Iwọn giga ti macro-porosity fun adsorption iyara ati agbegbe gbigbe ibi-kukuru.
    • Sulfide irin ti nṣiṣe lọwọ ti adani fun yiyọkuro alaimọ ipele olekenka-kekere.
    • Wa ni irin ilu.
  • Olupese Iye Didara N,N-DIMETHYLFORMAMIDE(DMF) CAS 68-12-2

    Olupese Iye Didara N,N-DIMETHYLFORMAMIDE(DMF) CAS 68-12-2

    N,N-DIMETHYLFORMAMIDE jẹ kukuru bi DMF. O jẹ akojọpọ ti ipilẹṣẹ nipasẹ iyipada ti ẹgbẹ hydroxyl ti formic acid nipasẹ ẹgbẹ dimethylamino kan, ati agbekalẹ molikula jẹ HCON (CH3) 2. O jẹ ti ko ni awọ, sihin, omi-nla ti o ga pẹlu õrùn amine ina ati iwuwo ibatan ti 0.9445 (25°C). Oju ipa -61 ℃. Oju omi farabale 152.8 ℃. Filasi ojuami 57,78 ℃. Òru òru 2.51. Oru titẹ 0.49kpa (3.7mmHg25 ℃). Aaye ina-aifọwọyi jẹ 445 ° C. Iwọn bugbamu ti oru ati adalu afẹfẹ jẹ 2.2 si 15.2%. Ni ọran ti ina ṣiṣi ati ooru giga, o le fa ijona ati bugbamu. O le fesi pẹlu agbara pẹlu ogidi sulfuric acid ati fuming nitric acid ati paapa gbamu. O jẹ miscible pẹlu omi ati julọ Organic olomi. O jẹ epo ti o wọpọ fun awọn aati kemikali. Pure N, N-DIMETHYLFORMAMIDE ko ni õrùn, ṣugbọn ile-iṣẹ ile-iṣẹ tabi ti bajẹ N, N-DIMETHYLFORMAMID ni olfato ẹja nitori pe o ni awọn impurities dimethylamine.

    CAS: 68-12-2

  • UOP GB-280 Adsorbent

    UOP GB-280 Adsorbent

    Apejuwe

    UOP GB-280 adsorbent jẹ adsorbent to lagbara ti a ṣe apẹrẹ lati yọ awọn agbo ogun imi-ọjọ kuro lati awọn ṣiṣan hydrocarbon.

  • Olupese Didara Iye DMTDA CAS: 106264-79-3

    Olupese Didara Iye DMTDA CAS: 106264-79-3

    DMTDA jẹ iru tuntun ti polyurethane elastomer curing asopo-ọna asopọ agbelebu, DMTDA jẹ awọn isomers meji, 2,4- ati 2,6-dimethylthiotoluenediamine adalu (ipin naa jẹ nipa Chemicalbook77 ~ 80/17 ~ 20), ni akawe pẹlu MOCA ti a lo nigbagbogbo, DMTDA jẹ omi pẹlu awọn iṣẹ ṣiṣe kekere ti iwọn otutu, DMTDA ni anfani ti o dara ni iwọn otutu yara. kemikali deede.

    CAS: 106264-79-3

  • Olupese Didara Iye Apapo polyether CAS: 9082-00-2

    Olupese Didara Iye Apapo polyether CAS: 9082-00-2

    Apapọ polyether jẹ ọkan ninu awọn ohun elo aise akọkọ ti awọn nyoju lile polyurethane, ti a tun mọ ni ohun elo funfun, ati pe a pe ni ohun elo funfun dudu pẹlu polymer MDI. O ni awọn oriṣiriṣi awọn paati bii polyether, aṣoju ifofo aṣọ, aṣoju ti o sopọ mọ, ayase, oluranlowo foomu ati awọn paati miiran. O dara fun ọpọlọpọ awọn iṣẹlẹ ti o nilo lati tọju idabobo ati itoju ti idabobo tutu ati otutu.
    Apapo polyether CAS: 9082-00-2
    Jara: Apapo polyether 109C/Polyether ti a dapọ 3126/Polyether ti a dapọ 8079

    CAS: 9082-00-2

  • Olupese O dara Iye DINP CAS: 28553-12-0

    Olupese O dara Iye DINP CAS: 28553-12-0

    DINP: Diabenate (DINP) jẹ omi olomi ti o han gbangba pẹlu õrùn kekere kan. Ọja yii jẹ ṣiṣu akọkọ ti a ṣafikun gbogbo agbaye pẹlu iṣẹ ṣiṣe to dara julọ. Ọja yii ati PVC jẹ iru bẹ, paapaa ti wọn ba lo ni titobi nla; iyipada, ijira, ati kii-majele ti o dara ju DOP, eyiti o le fun ọja naa pẹlu itọju ina Kemikali ti o dara, resistance ooru, ti ogbo ati iṣẹ idabobo itanna, iṣẹ pipe ti o dara julọ, ati iṣẹ DOP ti o dara julọ. Nitori awọn ọja ti a ṣe nipasẹ dihydrodinate ti phthalate ni resistance omi ti o dara, majele kekere, resistance ti ogbo, ati idabobo itanna to dara julọ, wọn lo pupọ ni ọpọlọpọ awọn ọja ṣiṣu asọ ati lile-lile, fiimu isere, awọn okun onirin, ati awọn kebulu.

    CAS: 28553-12-0

  • Olupese Didara Iye Methylene Chloride CAS: 75-09-2

    Olupese Didara Iye Methylene Chloride CAS: 75-09-2

    Methylene Chloride jẹ agbo ti ipilẹṣẹ nipasẹ awọn ọta hydrogen meji ninu awọn moleku methane, ati molikula CH2CL2.Methylene Chloride ko ni awọ, sihin, wuwo, ati omi alayipada. O ni olfato ati adun ti o jọra si ether. Ko jo. Methylene kiloraidi jẹ tiotuka die-die ninu omi, ati pe o tuka pẹlu awọn ohun elo alumọni ti o wọpọ julọ ti a lo. O tun le ni tituka ni iwọn eyikeyi pẹlu awọn ohun mimu ti o ni chlorine miiran, ether, ethanol, ati N-di metamimamamide. Methylene Chloride nira lati tu ninu omi amonia ni iwọn otutu yara, eyiti o le yarayara ni phenol, aldehyde, ketone, triathrin, tororine, cycamine, acetylcetate. Iwe Kemikali alakoso jẹ 1.3266 (20/4 ° C). Awọn yo ojuami -95,1 ° C. farabale ojuami 40 ° C. Ni kikun-kekere -boiling ojuami solvents ti wa ni nigbagbogbo lo lati ropo flammable Epo ilẹ ether, ether, ati be be lo, ati ki o le ṣee lo bi agbegbe akuniloorun, refrigerant ati ina extinguishing oluranlowo. Aaye ijona lẹẹkọkan jẹ 640 ° C. Decoction (20 ° C) 0.43MPa · s. The refractive Ìwé nd (20 ° C) 1.4244. Lominu ni otutu ni 237 ° C, ati ki o lominu ni titẹ jẹ 6.0795MPa. HCL ati awọn itọpa ti ina ti wa ni ipilẹṣẹ lẹhin ojutu igbona, ati pe omi gbona fun igba pipẹ lati ṣe agbekalẹ formaldehyde ati HCL. Awọn kiloraidi siwaju sii, CHCL3 ati CCL4 le gba.

    CAS: 75-09-2

  • Olupese Good Price Alpha Methyl Styrene CAS 98-83-9

    Olupese Good Price Alpha Methyl Styrene CAS 98-83-9

    2-Phenyl-1-propene, tun mọ bi Alpha Methyl Styrene (abbreviated bi a-MS tabi AMS) tabi phenylisopropene, jẹ nipasẹ-ọja ti isejade ti phenol ati acetone nipasẹ awọn cumene ọna, ni gbogbo a nipasẹ-ọja ti phenol fun ton 0.045t α-MS colorenty aisi-awọ-awọ StAlpha. Molikula naa ni oruka benzene ati aropo alkenyl lori oruka benzene.Alpha Methyl Styren jẹ itara si polymerization nigbati o ba gbona. Alpha Methyl Styren le ṣee lo ni iṣelọpọ awọn aṣọ, awọn ṣiṣu ṣiṣu, ati bi epo ni Organic.

    Alpha Methyl Styrene jẹ omi ti ko ni awọ. Insoluble ninu omi ati ki o kere ipon ju omi. Filasi ojuami 115°F. Le jẹ majele niwọnba nipasẹ jijẹ, ifasimu ati gbigba awọ ara. Vapors le jẹ narcotic nipasẹ ifasimu. Ti a lo bi epo ati lati ṣe awọn kemikali miiran.

    CAS: 98-83-9