Global - Premier Propylene Glycol: A hnah tam tak thawk thei Organic Compound

Taksa leh Chemical Properties te

A lan dan leh a rim: Propylene glycol hi rawng nei lo, langtlang leh viscous liquid angin a lang a. Faint sweet taste a nei a, odorless hnai tak a ni a, hei vang hian neutral sensory profile mamawhna hmuna hman atan a tha hle.

A hmin theihna: 1.1. Miscibility tha tak a lantir a, tui, ethanol, ether, acetone, chloroform leh organic solvent dang tam tak nen a inhmeh tawk thei a ni. He property hian formulation hrang hrangah solvent leh emulsifier tha tak angin a thawk thei a ni.

Taksa lama Constant pawimawh tak takte: Molar mass 76.09 g/mol neiin propylene glycol hian 25°C-ah density 1.036 g/cm3 vel a nei a, hei hi tui aiin a density tlem zawk a ni. A melting point chu - 59°C a ni a, hei hian temperature range zau takah liquid state-ah a awm thei a ni. Boiling point hi standard pressure hnuaiah 188.2°C ah a ding a, hei hian environment temperature pangngaiah a stability a tilang a ni. Flash point hi a sang hle a, 99°C vel (closed - cup) a ni a, hei hian accidental ignition hlauhawmna a ti tlem hle.

Chemical Reactivity hmanga thil tih theihna: 1.1. Diol angin propylene glycol hian alcohol group-a awm thin chemical reaction hrang hrangah a tel thei a ni. Carboxylic acid nena an inrem chuan esters a siam thei a, hei hi industrial leh consumer product tam tak siamna atana pawimawh tak a ni. Tin, condition bik hnuaiah dehydration reaction a nei thei bawk a, chu chuan intramolecular cyclic ethers emaw intermolecular polymers emaw a siam thei bawk.

Dilna hmun hrang hrang

Ei leh in Industry: 1.1. Propylene glycol hian he sector-ah hian hna hrang hrang a thawk a ni. Humectant angin a thawk a, ei tur siam, baked goods, confectioneries, leh dairy items-a tui awm chu a vawng reng thei a, chu chuan an shelf - life a ti rei a, texture a vawng reng bawk. Solvent angin a thlum, rawng leh preservative te a tithianghlim a, ei leh in siam danah pawh a insem darh dan inang tlang a ni. Entirnan, soft drinks atana liquid flavoring-ah te leh ei tur siamna atana essential oils carrier atan te a awm tlangpui. European Union-ah pawh food additive (E1520) anga pawm a ni a, a tlangpuiin US Food and Drug Administration (FDA) chuan a huam chin bituk chhunga hman a nih chuan a him (GRAS) a ni.

Damdawi siamna Industry: 1.1. Damdawi siamnaah hian propylene glycol hian hmun pawimawh tak a chang a ni. Tuiah awlsam taka inthiar theih loh damdawi solvent atan hman a ni nasa hle a, oral, injectable leh topical medication-a siam a awlsam phah a ni. Entirnan, liquid oral medication tam takah chuan propylene glycol hian active pharmaceutical ingredients te chu a tithianghlim a, a dosing dik tak a tichiang a ni. Cream leh ointment ang chi topical formulation-ah chuan humectant leh penetration enhancer angin a thawk a, vunin damdawi a lakluhna a ti tha hle. Antibacterial leh antifungal property engemaw zat a nei bawk a, damdawi siamna atana thil siamte humhalhna kawngah a pui hle.

Cosmetics leh Mimal Enkawlna: Propylene glycol hi cosmetics leh personal care product hrang hranga hmanraw pawimawh tak a ni. Skincare product, moisturizer, serum, leh cleanser-ah te hian humectant angin hna a thawk a, boruak atanga tui a la chhuak a, vunah a binding a, chu chuan vun chu a hydrated reng a ni. A solvent property avang hian active ingredients leh rimtui chi hrang hrang a dissolve thei a, chu chuan product hrang hrangah a insem darh vek theih nan a pui a ni. Shampoo leh conditioner ang chi hair care product-ah pawh hman a ni a, a texture tihchangtlun nan leh hair shaft-a thil \angkai tak tak thlenna kawngah a pui bawk. Nail polish-ah chuan propylene glycol hian plasticizer angin hna a thawk a, polish chu a chhe thei lo va, awlsam takin a chip thei lo.

Industrial lama hman tur hrang hrang: Industrial material hrang hrang siamna atana thil pawimawh tak chu propylene glycol a ni. Unsaturated polyester resins siamna atana raw material pawimawh tak a ni a, fiberglass - reinforced plastic siamna atana hman lar tak a ni. Heng plastic te hian automotive, construction, leh marine-ah te hmanna an hmu a, hei hi an chakna - to - weight ratio sang tak leh corrosion resistance vang a ni. Automotive industry-ah chuan propylene glycol - based antifreeze leh coolant formulations hmangin engine temperature tihreh a ni a, hei hian a lum lutuk leh a vawt loh nan a pui a ni. Coating, ink leh adhesive-ah te solvent leh carrier hna a thawk bawk a, an performance leh application property a ti sang hle.

Inbuatsaihna Dan

Epoxy Propane hmanga tui hmanga siam chhuah: Hei hi industrial method hman tlanglawn ber pakhat a ni. Hetiang hian epoxy propane (propylene oxide) chu tui nen catalyst awmnaah a inrem a. Reaction hi condition hrang hrang hnuaiah a thleng thei a ni. Direct water - hydration method-ah chuan temperature sang (150 - 200°C vel) leh pressure (0.98 - 2.94 MPa) hman a ni a, water - to - epoxy propane molar ratio chu a tlangpuiin 20 vel a ni. Thil dang chu acid - catalyzed hydrolysis a ni a, chutah chuan acid catalyst (sulfuric acid ang chi) tlemte dah a ni. Reaction hi temperature hniam zawk (50 - 70°C)-ah tih a ni a, a chhuak chu neutralized leh purified a ngai a, chu chu high - purity propylene glycol hmuh theih nan vacuum distillation ang chi process hmanga tihthianghlim a ngai a ni.

Glycerol Catalytic Hydrogenolysis hmanga siam chhuah a ni. Glycerol hi raw material atan hmangin propylene glycol siam theih a ni. Hetiang method hmang hian glycerol hian a hydroxyl groups te protonation a paltlang hmasa a, chu chu intramolecular dehydration hmangin enols leh keto - aldehyde tautomers te ang chi intermediate product a siam a ni. Chumi hnuah chuan heng intermediate products te hian catalyst (copper - based catalyst ang chi) awmnaah hydrogenation an nei a, a tawpah chuan 1,2 - propylene glycol an siam chhuak ta a ni. Hetiang method hian renewable feedstock (glycerol) hman a thatna a nei a, chu chu biodiesel siamna ang chi atanga hmuh theih a ni.

Biotechnological hmanga thil tih dan: 1.1. Microorganism thenkhat, bacteria leh yeast chi thenkhat te chu engineer hmangin fermentation process hmangin propylene glycol siam theih an ni. Entirnan, Escherichia coli emaw Klebsiella pneumoniae emaw genetically modifying hmangin sugar (glucose ang chi) emaw glycerol emaw chu propylene glycol-ah an chantir thei a ni. He biotechnological approach hi chemical hmanlai nena khaikhin chuan boruak tichhe lo zawk a ni a, a chhan chu boruak lum zawk hnuaiah a thawk a, renewable carbon source pawh a hmang thei a ni. Mahse, heng hmanrua te productivity leh cost - effectiveness hi active research leh improvement area a la ni reng a ni.

Fimkhur dan tur

Hriselna lam ngaihtuah tur: Propylene glycol hi a tlangpuiin ei leh in, damdawi, leh cosmetics-a hman tur atana hman tur a him nia ngaih ni mah se, high - level exposure emaw ingestion emaw hian hriselna lamah nghawng tha lo a nei thei a ni. A tam lutuk hian natna lan chhuah dan, luak chhuak, luak chhuak, leh luak chhuak te a thlen thei a ni. A nasat chuan metabolic acidosis a thlen thei a, chu chu taksain acid a khawlkhawm tam lutukna a ni. Concentrated propylene glycol nena vun a inhnaih chuan mi thenkhat, a bik takin vun sensitive nei tan chuan a ti na thei a ni. Hun rei tak emaw, vun nawn fo emaw chu pumpelh tur a ni. Industrial setting-a hman a nih chuan propylene glycol vapors inhalation ven nan boruak mumal tak neih a ngai a, high - level inhalation hian thawk lama harsatna a thlen thei a ni.

Kangmei leh Puak thei hlauhawm: 1.1. Propylene glycol hi a kang thei a, mahse flash point sang tak nei mahse a kang thei hle. A vapor te hian boruak nen hian boruak thenkhatah puak thei mixture a siam thei a ni. Thil dahna leh hmanna hmunte chu meialh zau tak, meialh leh kangmei chhuahna hmun dang atanga hla takah dah tur a ni. Propylene glycol dahna hmun emaw, hmanna hmunah emaw chuan kangmei laka invenna dahna leh kangmei laka invenna hmanraw \ha tak tak a awm tur a ni.
Environment Impact: Propylene glycol hi biodegradable a nih laiin, environment-a large - scale-a chhuah, a bik takin tuikhuah hian nghawng a la nei thei tho. Tui chhunga thil awm danah chuan a chhe zel angin oxygen a ei thei a, tui chhunga nungchate pawh a nghawng thei a ni. Chuvangin, bawlhhlawh enkawl dan dik leh containment dan tur ruahmanna siam a ngai a, hei hian propylene glycol chu boruakah thunun loha a chhuah loh nan a ni.

A chiang zawk

Quality Control Sheet a ni