Propylene glycol ndi glycerol: poyerekeza ndi mavuto

M'zaka zaposachedwapa, ankagwiritsa ntchito cosmetology, kupanga mankhwala ndi zina alandira zigawo zosiyana. M'nkhaniyi tiona zimene propylene glycol ndi glycerin. Pamene zinthu izi ntchito ndi munthu? Kodi pali wa iwo kuwononga? Kodi iwo kukhala zothandiza?

maganizo

Propylene glycol ndi mowa dihydric. Ndi colorless, viscous madzi lomwe lili ndi zokoma kukoma ndi achilendo fungo. Iwo ali katundu hygroscopic. Kuwira mfundo za thunthu - madigiri 200, ndi yozizira koopsa - madigiri 60. Amaona ngati zosungunulira wabwino.

Propylene glycol ndi membala wa zamadzimadzi nembanemba kwa maselo mu mawonekedwe a zidulo zofunika mafuta nawo ndondomeko za kayendetsedwe mamolekyulu mubwatolo maselo.

Glycerol ndi mankhwala pawiri wa mafuta ndi madzi mu madzi alekanitsa mu zinthu zing'onozing'ono mafuta. Ndi colorless, viscous madzi kuti ali ndi zokoma kukoma, palibe fungo. kuwira mfundo zake ndi - madigiri 290. Glycerin akhoza kupezeka mu mawonekedwe a mibulu imene kusungunula pa kutentha zina.

dzina

Propylene glycol amapangidwa mu Germany. Yopangidwa ndi mbiri yabwino kwa nthawi yoyamba, iye anali pa chiyambi cha XX atumwi. Mawu akuti "propylene" popangidwa ndi pophatikizana mawu oti "propylene" (a hydrocarbon kwakukulu) ndi "glycol" (a mowa dihydric). dzina zotheka wa thunthu motere:

• Propylene Glycol.
• Propylene glycol.
• Monopropylene.
• Glycol.
• Tripropylene.
• E-1520.

Glycerol amapangidwa mu Russia. Iwo chopangidwa mankhwala kwa nthawi yoyamba pa mapeto a XVIII m'ma akuti "glycerin" latembenuzidwa kuchokera ku Latin monga "okoma". dzina zotheka wa thunthu motere:

• Glicerin.
• E-422.

kapangidwe

Propylene glycol wapangidwa ndi mpweya wa hydrogen, oxygen. zinthu izi atengedwa mu chiŵerengero osiyana. Mankhwala opangidwa ndi chigawo chimodzi cha - C3H8O2. madzimadzi, chifukwa osakaniza racemic nyumba zingapo isomeric. Mmodzi wa iwo imazungulira pa kugawanika ndege lamanzere, lamanja ena. Ichi ndi chifukwa udindo wa maatomu asymmetric mpweya.

The zikuchokera zikuphatikizapo glycerin mpweya wa hydrogen, oxygen. Aliyense atomu kaboni angongole ndi mpweya atomu ndi gulu hydroxyl. Mankhwala opangidwa ndi chinthu - C3H5 (o) 3. Komanso, aliyense atomu mpweya ali pa ubwenzi zina ndi atomu wa hydrogen. Glycerin ali valence anayi. Iwo akunena kuti ali ndi vuto kupanga kumangidwa anayi.

kupanga

Propylene glycol kawirikawiri amapangidwa kuchokera zina mafuta distillation ndi kuyeretsedwa njira, ndi kuyezetsa chinanso ngakhale ndi maselo nyama.

Mankhwala ndi thupi katundu wa propylene ndi kuwalola ku okusayidi propylene pa anapatsidwa kutentha, kuthamanga. zakudya ndi zinthu zitatu: tripropylene glycol, propylene glycol. Pa gawo lotsatira, ndondomeko kulekanitsa zinthu. Latha mankhwala okonzeka ndi kudya. Alumali moyo - zaka 2.

Glycerol kale anakonza kuchokera sopo. Zimenezi zinali zovuta kwambiri. sopo anali yophika ku nyama ndi masamba mafuta. Pamene mafuta alumikizirana ndi soda, sopo njira chinapezeka. Pamene kuwonjezera mchere sopo unakhazikitsidwa. Anakhalabe glycerol osakaniza zosafunika. Mu sitepe yotsatira chinthu n'kopanda ndi hydrolysis, kenako osasankhidwa, woyeretsedwa.

Posachedwapa mankhwala kupanga ndondomeko anali bwino. Glycerin yopangidwa kuchokera ku nyama ndi masamba mafuta. mankhwala A opangidwa motere: mafuta ndi anawonjezera kuchuluka kwa madzi; osakaniza anali usavutike ndi linakwiriridwa ku asidi mafuta ndi glycerol, womwenso kunja, ndi osasankhidwa, kuyeretsa. Alumali moyo wa mankhwala - zaka 5.

ntchito

Propylene glycol imatengedwa sanali poizoni chakudya zowonjezera, amene ntchito kupanga Confectionery ndi kuphika monga zigawo madzi kusunga ndi olimbikitsa. Iwo amalola kusintha khalidwe chakudya ndi kuonjezera moyo wawo alumali. mankhwala nthawi zambiri amatchedwa E-1520.

Propylene glycol ali chuma chidwi ndi kusunga chinyezi. Choncho, chimagwiritsidwa ntchito zodzoladzola kupanga njira anafuna moisturizing, kuyeretsa. Komanso, propylene glycol ntchito makampani mankhwala.

Propylene glycol mu amadzimadzi njira ntchito m'mafakitale osiyanasiyana kupanga. Izo ntchito kutentha exchanger (refrigeration) zida. mankhwala Mwachitsanzo, ntchito yozizira ndi kuzizira kwa ikukhudzana mankhwala, zipatso, masamba, zipatso, ndi zina zotero. D.

Kupanga ndi mayendedwe mafakitale mafakitale propylene glycol ntchito monga coolant mu dongosolo madzi zida kuzirala nagawa madzimadzi. Komanso, chinthu ntchito kupanga mapulasitiki.

Glycerin ntchito monga zowonjezera chakudya Confectionery ndi kuphika:

• kusintha kukoma kwawo;
• kuti tidzakhale yosungirako awo;
• opatsa nyumba makamaka ndi zofewa zokoma kukoma;
• kuteteza discoloration ndi T. d.

Iye ndi membala wa zakumwa zosiyanasiyana mowa ndi mopanda mowa. chigawo ichi amatchedwa E-422.

Glycerin ntchito zodzoladzola kwa kupanga creams moisturizing, masks kwa nkhope, manja ndi thupi. chigawo Izi m'gulu zikuchokera mankhwala osiyana, mafuta mavuto khungu. nkhaniyi ankagwiritsa ntchito popanga medicaments mankhwala ofewetsa tuvi tolimba. Pali maphikidwe ambiri mankhwala zochokera glycerin. Izi ndi Chinsinsi cha chifuwa, kupweteka malo.

Glycerol ntchito pa ulimi ndi m'mafakitale. Izo ntchito mankhwala mbewu. Ndi ntchito zoyendera gawo: mbali ya odana ndi amaundana ndi madzimadzi ananyema. Glycerin angagwiritsidwe ntchito ngati lubricating mafuta kwa zotsimikizira mbali makina. Ichi ndi chifukwa chakuti mafuta ndi benzene, musati kupasuka mu glycerin. Glycerol ndi chofunika kwambiri pa moyo wa tsiku ndi tsiku. Mwachitsanzo, mukhoza kuyigwiritsa ntchito kuti tikuona Madontho zikopa woyera, kuwonjezera luster kuti laminate, ndi zina zotero. D.

phindu

Propylene glycol pang'ono si poizoni ndi zoipa kwa thupi. Zilibe limakhumudwitsa maso ndipo zimagwira ntchito zosiyanasiyana mucous, sayambitsa thupi lawo siligwirizana. Chifukwa chuma ichi, ntchito zodzoladzola kwa kupanga zosiyanasiyana mankhwala ochapira tsitsi, conditioners, lipsticks ndi zodzoladzola ena. Ichi ndi chifukwa chakuti chigawo cha chimango mafuta kwambiri, displaces madzi mu zigawo chapamwamba cha khungu, chifukwa mu zotsatira za khungu kusalala.

Nkhanizi ndi mtengo kuposa glycerin. Choncho, zosakaniza waukulu mankhwala ambiri zodzikongoletsera, amene 10-20% yapangidwa ndi propylene glycol. Izi chigawo Mlingo zolimbitsa ntchito makampani mankhwala kwa kupanga mankhwala osiyanasiyana.

Mu chakudya kupanga propylene glycol ntchito monga dispersant ndi, posungira madzi ndi cushioning amafotokozera. Ndi gawo pa zinthu zotsatirazi: masikono, mphamvu ndi zakumwa zoziziritsa kukhosi, maswiti, etc ...

thupi katundu wa propylene zo ndipo amaundana pa kutentha linalake la chakudya ndi mafakitale. Izo ntchito, mwachitsanzo, kuti amaundana zipatso, masamba, zipatso. An amadzimadzi njira ya mankhwala ntchito monga coolant kwa zida zosiyanasiyana.

Information: propylene glycol ntchito kulenga "utsi zotsatira" pa zoimbaimba. Chifukwa chaichi, dymmashiny wapadera ntchito. Kudzera ndende yake ya thunthu n'zotheka kukwaniritsa mkulu ndi wowona vaporization.

Glycerin ali ndi mtengo wotsika. Choncho yabwino ntchito m'mafakitale osiyana. Iye ali pang'ono bwino kukoma ndi khalidwe la Confectionery ndi kuphika. Katundu kuyamwa chinyontho kwa chilengedwe angagwiritsidwe ntchito zodzoladzola kwa kupanga wetting wothandizira.

Glycerin ali wabwino antiseptic ndi kuchiritsa katundu, zikhoza kugwiritsidwa ntchito yopanga mankhwala. Kukonzekera ofotokoza amaonedwa kukhala wambiri. Glycerin ali katundu kwambiri mankhwala ofewetsa tuvi tolimba. Iwo amachepetsa mkwiyo wa nembanemba wa mucous. Mwachitsanzo, amagwiritsidwa ntchito kuchepetsa kuthamanga intraocular. Glycerin kumathandiza kuchepetsa thupi.

Information: Mmodzi wa thanzi ndi kukongola zinsinsi za chitsanzo Japanese Masako Mizutani ndi achilungamo vitamini E ndi glycerin, amene ankakonda amagwiritsa.

Mankhwala, monga chigawo ichi amateteza kwambiri chifukwa makungwa a mitengo kwa tizirombo. The thupi katundu wa glycerol alola ntchito imayenera mu makampani.

kuvulazidwa

Propylene glycol ntchito cosmetology. Koma lalikulu zedi ndi kuwasiya ndi thupi ndi zotsatira zosiyana mbali. Pakhoza kukhala matupi awo sagwirizana anachita thupi, amene ali limodzi ndi khungu dermatitis. Pa mlingo waukulu, propylene glycol imatengedwa zapoizoni chigawo dongosolo kupuma, zingathe kusokoneza dongosolo mantha ndi m'thupi. Choncho, opanga akuyesetsa kugwiritsa ntchito chigawo ichi woipa zolimbitsa.

Ozama mu thupi la munthu, propylene glycol khalidwe ngati mtima ndi ululu protoplasmic zimenezi zingachititse kusintha chiwindi, impso ndi ziwalo zina. Koyera propylene masamba amayaka pa khungu.

Nthunzi ya chigawo ichi si mtima kwa maso ndipo zimagwira ntchito zosiyanasiyana mucous, musati chifukwa oopsa thupi lawo siligwirizana, koma kupuma akadali osavomerezeka. Mu woipa mkulu propylene glycol ingawononge Confectionery ndi mitanda, kuchititsa kukoma kwabasi.

Glycerol pa ntchito cholakwika amachititsa khungu xerosis. Ichi ndi chifukwa chakuti anali kugwira chimakakamiza chinyezi kuchokera zigawo zakuya za khungu pamwamba, mmalo motenga izo kwa chilengedwe. Khungu amakhala youma, kuyanika kumatheka zigawo chapamwamba cha khungu.

Ingestion akhoza kuona zotsatira zoyipa monga distention m'mimba, kusanza, chizungulire. Glycerin ndi contraindicated kwa akazi apakati ndi mwana wakhanda. Mu anthu tcheru zingayambitse kuyabwa ndi matupi awo sagwirizana anachita chifukwa cha tsankho zigawo zikuluzikulu.

Zodzoladzola ayenera kukhala ndi za 7% ya mankhwala, ndiye adzakhala ndi zotsatira zabwino. Glycerol ali mkulu diuretic zotsatira, choncho tikulimbikitsidwa kuti kutenga ndalama zolimbitsa.

Mabanja glycerin kupuma kuchisenza ndi kukoma sweetish. Iwo ankadziwika milandu syncope glycerol utsi. Mu ntchito zake pali kufunika kogwiritsa ntchito zida zamakono zimene zimapangitsa awiri mothandizidwa ndi madzi wapadera mu utsi zabwinobwino.

Glycerin chakupha. Net, mankhwala imatengedwa kuti sanali poizoni Mlingo zolimbitsa. Koma ndi kuwonongeka ikukhudzana ndi yosungirako yaitali, ndipamene acrolein, amene mosavuta odzipereka mu khungu ndi lalikulu zedi chimayambitsa khansa. Ndikufuna kutsindika kamodzinso kuti ndi oopsa kwambiri, makamaka awiri glycerin, ngakhale ife kuyiwala za acrolein.

poyerekeza

Propylene glycol ndi glycerol pakupezeka ntchito yomweyo. M'nkhani ino tidzayesetsa kuti tipeze zomwe chigawo bwino. Propylene glycol, glycerin ntchito mu zodzikongoletsera, chakudya ndi opanga mankhwala mafakitale.

Glycerol ndi propylene glycol ndi ofanana thupi katundu. Glycerol ali ndi kukhuthala apamwamba, motsutsana ndi propylene glycol. Propylene glycol bwino chosakanikirana ndi khungu. The nthunzi kuchokera glycol ankakhala moyo wotayirira bwino, mofulumira, ndi kupereka kumverera kwa malo otetezedwa bwino. Propylene glycol amachititsa kuyabwa ndi aakulu awo sagwirizana anachita, ngakhale zedi yaing'ono, mosiyana glycerol. Ziyenera kukhala mtengo kuposa izi zikuluzikulu za glycerin.

Glycerol ali yapadera kwambiri lokoma kukoma. N'kakang'ono glycerol. Propylene glycol ali ndende wandiweyani. Mamolekyulu zinthu izi ndi zapansi ofanana. Propylene glycol, glycerol zigwirizana ndi mpweya wa hydrogen ndi mpweya, koma chilinganizo awo maselo ndi kupanga ndondomeko zosiyana.

mogwirizana

M'nkhani ino tikambirana funso kaya osakaniza propylene glycol ndi glycerol kukhala zothandiza. zinthu izi mu chiŵerengero ena ntchito muzochitika zosiyana za ulimi.

Mwachitsanzo, propylene glycol ndi glycerin m'gulu la katiriji zamadzimadzi ndudu amagetsi. Mpweya wotentha, umene amapuma wokonda ndudu pakompyuta - chiŵerengero ena a glycerol ndi propylene glycol. Pa kuwonongeka zinthu anamasulidwa acrolein, imene Mlingo lalikulu zikhoza kuyambitsa khansa.

Ndicho chimene zinthu woopsawo anthu akhoza kukhala propylene glycol, glycerin! Chikonga, amene anamasulidwa mu utsi fodya, ngati prattle chibwana! Komanso, peyala ya zinthu zimenezi ndi irritant ndipo ngakhale chomwa mankhwalawa kwenikweni. Izo zimatengera ndende ndi mlingo wa nthunzi.

Pakali pano, sayansi wasonyeza kuti awiriawiri awa adayikidwa mu mapapo wa munthu, kodi si kupasuka, osati kuchotsedwa thupi. M'pofunikanso ndikuganiza zimene zidzachitike ndi wokonda ndudu amagetsi mu zaka 15-20, pamene mapapo kuyamwa zinthu zimenezi zoipa.

Chifukwa katundu absorbent wa propylene glycol ndi chigawo chachikulu cha panopa madzimadzi katiriji kwa e-ndudu. Kuyerekezera zinthu taonazi.

Information: tsopano mu Russia m'ma 65% ya osuta ntchito ndudu amagetsi. Chiwerengero yochititsa Mukaganizira kuti iwo si wotchipa. The chipangizo losavuta ingathe rubles 1000.

The thupi katundu wa zigawo zikuluzikulu ndi osiyana. Nkofunika kusankha bwino lamanja la glycerol ndi propylene glycol. Akuti mulingo woyenera zotsatirazi kufanana: 70% propylene glycol, 30% glycerol. Ichi ndi chifukwa chakuti propylene glycol mosavuta, bwino kuyamwa fungo ndi kukoma. Kupanga glycerol madzimadzi wosanganiza, propylene glycol. Oonetsera akuwonjezeka lomaliza.

kumene kugula

Glycerin ndi propylene glycol zikhoza kugulidwa ku sitolo mankhwala osokoneza bongo zedi kakang'ono popanda dotolo. Iwo yotchipa. Mwachitsanzo, 100 ml ya glycerol zikhoza kugulidwa kwa 95 rubles. A chisakanizo cha zigawo izi ndi wokwera mtengo. Propylene glycol ndi glycerin ali makamaka ntchito katiriji zamadzimadzi ndudu amagetsi.

Glycerin ndi propylene glycol mu chochuluka lingathe kukopedwa pa Websites osiyanasiyana pa Intaneti kapena masitolo akatswiri kuti amakhazikika mu kugulitsa zinthu zimenezi. Musanagule Alangizeni kuonetsetsa malo kudalirika tione zikalata mayankho. Panopa, zigawo zikuluzikulu zimenezi ndi ndalama osiyana, malingana ndi dera la Russia. Mwachitsanzo, 100 ml ya osakaniza (propylene glycol, glycerol) Moscow ndi madera ndalama zoposa zigawo zina za Russia.

Pomaliza

Pa zaka 15 zapitazi, pali ziwerengero ochepa pa ntchito propylene glycol ndi glycerol. Komabe, anadziwika kuti awiriawiri zinthu zimenezi zimayambitsa ndi zochepa kuvulaza anthu thanzi. Ichi ndi chifukwa ntchito umisiri watsopano m'mafakitale onse. Zinthu ndi zochita zawo akadali insufficiently kufufuza ndi munthu. Kodi n'chiyani thupi la glycerol ndi propylene glycol? Anapangira zigawo zimenezi zingakhale zosiyana kwambiri. Izi zidalira pa iwo.

Choncho chomaliza: ndikofunika kuphunzira propylene glycol ndi glycerin. Ndikofunika kugwiritsa ntchito zipangizo zamakono kuti zigwiritse ntchito ndi zinthu izi, kuti aphunzire kuyanjana kwawo kuti asawawononge thupi. Ayenera kukhala othandiza pa umoyo waumunthu. Imeneyi ndi njira yokhayo yotsimikizira kuti zigawo zofunikazi ndizo ntchito ya munthu.