neiye11

rongo

He aha nga mahi o te hanganga kai o te cellulose ether?

Dtuhi

Ko nga titonga kai kei roto ko te cellulose ethers

Tmara hangarau

E pa ana te tenenga o naianei ki nga titonga kai kei roto nga etera cellulose.

Hangarau papamuri

Kua roa e mohiotia ana ki te whakauru i te cellulose ethers ki roto i nga titonga kai, ina koa nga titonga kai tukatuka, hei whakapai ake i nga momo momo ahuatanga penei i te pumau me te kakano/te kakano ranei, hei whakapai ake ranei i te pakari i te wa e hanga ana, i te tukatuka miihini, i te parai ranei.Ko te tono patent a Ingarangi GB 2 444 020 e whakaatu ana i nga momo tito kai kei roto he etera cellulose nonionic penei i te methylcellulose, hydroxypropyl cellulose, hydroxypropyl methylcellulose ranei.Ko te Methylcellulose me te hydroxypropyl methylcellulose he "whaariki reversible gelling āhuatanga".Kua tino whakaahuatia ina ka whakamahanahia te wairewa wai o te methylcellulose, hydroxypropyl methylcellulose ranei, ka mate te roopu methoxy hydrophobic kei roto i te ngota ngota, ka waiho hei reera wai.I tetahi atu taha, ka whakamataohia te kiri ka puta, ka whakamahana ano nga roopu methoxy hydrophobic, ka hoki ano te ra ki te wairewa wai taketake.

Ko te Patene Pakeha EP I 171 471 e whakaatu ana i te methylcellulose e tino whai hua ana ki nga titonga kai totoka penei i te huawhenua totoka, te mīti, me te parati soybean na te kaha ake o te reera.Ko te methylcellulose he pai ake te pakari me te whakakotahitanga ki te titonga kai totoka, na reira ka pai te ngau ki nga kaihoko e kai ana i te hanganga kai tukatuka.Ina rewa i roto i te wai matao (hei tauira, 5°C raro iho ranei) i mua i muri ranei i muri i te whakaranu ki etahi atu kai o te hanganga kai, ka eke te methylcellulose soy ki tona kaha ki te whakarato i nga titonga kai totoka me te u me te whakakotahi pai.kaha.

Engari, i etahi wa, ko te whakamahinga o te wai matao kaore e pai mo te kaihanga o te hanganga kai.No reira, he mea pai ki te whakarato i nga ether cellulose e whakarato ana i nga titonga kai totoka me te pakeke me te whakakotahitanga pai ahakoa ka memeha nga eter cellulose ki te wai e rite ana ki te pāmahana rūma.

Ko te Hydroxyalkyl methylcellulose pnei i te hydroxypropyl methylcellulose (e mohiotia ana he whai hua ki nga titonga kai) e mohiotia ana he iti te waahanga rokiroki ka whakaritea ki te methylcellulose.Ko te Hydroxyalkyl methylcelluloses e whakaatu ana i te iti o te waahanga rokiroki karekau e hanga he raera kaha.Ko nga kohinga teitei e hiahiatia ana mo nga kiri ngoikore (Haque, A; Richardson; Morris, ER, Gidley, MJ me Caswell, DC i roto i te Carbohydrate Polymers22 (1993) p.175; me te Haque, A me Morris, ER1nCarbohydrate Polymers22 (1993) wh. 161).

Ina whakaurua te hydroxyalkyl methylcellulose pnei i te hydroxypropyl methylcellulose (e whakaatu ana i te iti o te waahanga rokiroki) ki roto i nga titonga kai totoka, kaore i te tino teitei to ratou pakeke me te whakakotahitanga mo etahi tono.

Ko te kaupapa o te hanga o naianei ki te whakarato hydroxyalkyl methylcellulose, ina koa te hydroxypropyl methylcellulose, he rite ki te hydroxyalkyl methylcellulose e mohiotia ana, penei i te hydroxypropyl methylcellulose Engari, ko nga titonga kai totoka ka pai ake te pakari me te whakakotahitanga.

Ko tetahi mea pai o te hanga o naianei ko te whakarato hydroxyalkyl methylcellulose, ina koa te hydroxypropyl methylcellulose, e whakarato ana i nga titonga kai totoka me te pakeke me te pai o te whakakotahi ahakoa te hydroxyalkyl methylcellulose He pera ano ina rewa ki te wai e pa ana ki te pāmahana rūma.

He mea whakamiharo, kua kitea ko te hydroxyalkyl methylcellulose, ina koa ko te hydroxypropyl methylcellulose, ka taea te whakamahi i roto i te whakarite o Ka whakatauritea ki nga titonga kai totoka, he nui ake te pakeke o te tito kai totoka me te whakakotahitanga.

He mea whakamiharo hoki, kua kitea ko etahi hydroxyalkyl methylcelluloses, ina koa ko te hydroxypropyl methylcellulose, kaore e hiahiatia kia rewa ki te wai matao hei whakarato i nga titonga kai totoka me te pai o te u me te whakakotahitanga.


Te wa tuku: Maehe-21-2023