Gutta-percha - reira .. Meaning o te kupu "gutta-percha"

He rauemi pērā i gutta percha pā ki te momo o te taherapa tūturu pakeke whiwhi i te rakau wai atawhai Palaquium, Isonandra ko Dichopsis. Ko te kupu ano mai i te ingoa o te tipu i roto i te reo Malay -. "Geyha-Persian", e whakamāoritanga rite 'karapu taherapa " Gutta-percha - Ko te aha? whakamahia tēnei kupu āhua te rua mooni a whakarite.

Mai i te wāhi pūtaiao o te tirohanga

He aha te mea te tikanga o te kupu "gutta-percha"? Mai i te wāhi pūtaiao o te tirohanga, whakarōpūtia tenei rauemi i roto i 1843, ka tuku ki te thermoplastics āhua whai hua. I roto i te hawhe tuarua o te rau tau XIX, gutta-percha whakamahia hoki te whānuitanga o ngā take kāinga, me te ahumahi.

I roto i ngā, kua tenei rauemi kua hiahiatia hei rauemi tuuraa i hoki taura waea raro. Roa i mua i whakaurua te gutta-percha i roto i te ao Western, i whakamahia ai i roto i te puka iti tukatuka o nga Maori Malaysian tinomoutere mō te hanga kakau mo maripi, e haere ana nga tokotoko me ētahi atu take.

Ko te Pākehā tuatahi ki te ite i tenei rauemi i mea a John Hoani i kitea ia i roto i te Far Te Tai Rāwhiti i te 1656. huaina e ia te reira "ngahere Mather." Dr. William Montgomery, he āpiha hauora o te mahi Indian, whakaurua te gutta-percha ki te whakamahi i ngā i roto i te Te Hau-ā-uru. Ia mohio tuatahi te pea o tenei rauemi i roto i te rongoa, a i roto i 1843 i whakawhiwhia ia ki te Gold Medal o te Royal Society o Arts i London.

rakau gutta-percha

I roto i te Malaysia, he rakau mohiotia rite "Taban", me te iwi i reira i whakamahia ngā te wai whakapakeke ( "khans") mo te hanga o ngā tūemi pēnei i kakau whakarewa mo taputapu me maripi. Tenei taherapa māori, ka karanga hoki gutta-percha, ko te hua rawa nui.

Palaquium rakau gutta tupu i roto i te tiketike 5-30 m, me te nuinga te diameter o 1.5 m. Evergreen rau, Ororongo whakaritea i roto i te tōrino, he kuware, kotahi-wahi ranei, āhua 8-25 cm ia i roto i te roa. Ko ratou matomato mōhinuhinu i runga, me te maha kōwhai ranei hanamā i raro.

puta Flowers i roto i tautau iti haere te kakau, ia puawai he corolla ma ki wha-whānau (te tikanga e ono) ki te matatahi koi. Ko te kākano ovoid 3-7 cm te whānui te hua, kei roto i tetahi ki te wha purapura. I roto i ngā momo maha, he reira kai.

I roto i Ahitereiria, te percha gutta - he ingoa noa, rawa whakamahia hoki te rakau Excoecaria parvifolia, e homai he kakara, he rakau parauri pouri taimaha. Kei te karanga a hoki te reira i te "birch raki." e kore te ana tēnei momo ngā pā ana ki Palaquium taketake.

Mai i te wāhi matū o te tirohanga

Gutta-percha Eaha te auraa? I roto i te tikanga truest reira - i hanga o gutta-percha. He aha te momo o te meteriall i te wāhi matū o tirohanga? Ko tōna hanganga Ko te taherapa elastomer ranei polymer i isoprene polyisoprene ranei. Ahakoa he amorphous i roto i te hanganga rāpoi rubbers te taherapa, guttapercha (transstruktura) ö, e arata'i ki te ōritetanga stiffer. Gutta-percha - he isoprene polymer i te mea ngohengohe, ka wera, me te ngāwari e taea te whakarewa ki ngā āhua e he ïa taipitopito.

Whakamahia i roto i te Niho

Ko te taua bioinertsiya i hanga gutta percha e tika ana mō taura moana, tika ana ano hoki mō ngā take hauora, ara i roto i te niho. whakamahia tēnei rauemi i roto i maha nga whakaaro i hāparapara, me te therapy pakiaka (obturation whakakī i te wahi takoto kau i roto i te pakiaka niho i muri i oti reira therapy endodontic ranei). Ko tōna āhuatanga tinana, me te matū, tae atu i te inertness me biocompatibility, ira whakakoero, te ukanga me te kōngohe, hanga nui te reira i roto i endodontics.

whakamahi hītori

Ka rite ki biologically e mangere me te pūmau, i tenei momo o te taherapa ko te insulator hiko pai ki te taimau uruhanga tiketike. He tino hoki te rakau o ngā momo maha. i kitea ngā āhuatanga Western o gutta-percha ao anake i roto i te 1842, ahakoa whakamahia iwi taketake o Mareia rohe reira mō ngā rau tau. Ki te tuku koe i te wai (wai) ki te whakaeto me te tepe i roto i te ra, huri i te reira i te taherapa pakeke, e taea ano e ngāwari ki te he reira wera, engari e kore e pakarukaru, pērā rapa, whiwhi mua ki te kitea o te vulcanization.

Na roto i te 1845, whakaputaina te UK nga waea waea, kiriweti ki te gutta-percha. mahi taherapa hei rauemi tuuraa i mo te taura ruku waea wawe, tae atu i te taura waea atalanitikí tuatahi. ko tino pai hoki tenei Gutta-percha, mai i kore te reira patua e tipu moana kararehe ranei e kua kino taura submarine o mua.

Ko te rauemi ko te Chatterton pūhui wāhanga nui whakamahia hei sealant tuuraa i hoki waea me te tahi atu taura hiko. Mai 1930 whakakingitia goda polyethylene gutta-percha hei insulator hiko.

I roto i te waenganui o te rau tau XIX, i whakamahia ano hoki gutta-percha mo te hanga o te taonga, i roto i ngā, i te kamupene "Gutta-Perch", whakaturia i roto i te tau 1847. A, no te hana, e taea te whakarewa te rauemi ki taonga, whakapaipai oko ranei. i whakakitea ētahi o enei mongamonga whakapaipai i roto i te kāhua anō i te Exhibition Great i roto i 1851 i roto i te Hyde Park i roto i London.

whakamahinga hou

I whakamahia ano hoki te reira i mo te hanga o te tangihanga whakapaipai, no te mea ko reira pouri, me te ngāwari taea te hanga e ki pirepire atu āhua ranei. I hoki hanga pū pu me te pokohiwi Pads o gutta-percha, i hoatu ki a ratou te kaha me te mauroa. Golf pōro guttie, nei i te matua gutta-percha totoka, hanga he revolution tūturu i roto i te kēmu.

Ko tēnei rauemi noho te hua ahumahi nui i roto i te rau tau rua tekau, engari āta ka muri whakakapi kounga rauemi waihanga pai. Ahakoa tona hītori roa, kei te whakamahia tonu te percha gutta tenei ra. tonu niho Modern ki te whakamahi i te reira no te whakakī awa pakiaka.

"Gutta-percha": uara

He aha te mea tenei ariā? Na, mooni guttaperchivye - kua hanga o gutta-percha (rapa tūturu). I roto i te auraa parau, kua riro tenei kupu he uara e pā ana ki te ngāwari, me te elasticity. Ki te whakaaro ki te whakamāramatanga o te iwi ka anga ki te kia whakamahia, a ka kua riro he ingoa whare i muri i te tuhi D. V. Grigorovichem pouri tona kōrero "gutta-percha tamaiti".

Ko te kōrero fakamamahi o te tamaiti, circus, e pā ana ki nei te mea te reira e kua ia kahore wheua, na ngāwari tenei me nanakia ko ia. Mai i tenei i runga i, te iwi i huaina gutta-percha - he hoki ngä kaitäkaro ki te totoro pai. Kei te tutuki te reira na roto i te whakangungu roa. wahine Gutta-percha - he-sinó, taea ki te tiki i ki o koutou mea tinana whakaponohia ake.

gutta-percha kiwi e

Gutta-percha Eaha te auraa? Tenei kupu Ko inaianei rawa huatau, me te tikanga tamarikitanga piua he ngāwari, ataahua, ataahua. Ki te haamana'o tatou i te kupu o te waiata te kaiwaiata Bianca - "Gutaperchevoy kiwi e haere tatou ki" Iarfor "(karapu po) ...".

Here i tatou i roto i te ngakau e kore e pera te nui rapa, me te ngāwari rite te ngohengohe, e whakangaueuetia a ataahua. Koe e taea e te tahi mau taime rongo e pā ana ki te tangata e ia ranei ia he guttaperchivaya. kia tikanga tenei he ngāwari, me te sexy. Ahakoa te meka e i roto i te mua e pā ana te wā kei te ki te rapa, me te gymnasts, inaianei he longo ki te hōkakatanga hoki reira.

ngäwari maere

Gutta-percha - he Koinei ngāwari, kirihou, he te whai wāhi ki te whakapiko i roto i ngā tohutohu rerekē, me kahore e pokaia ki ratou ake hauora. maha e taea te kite i tenei i roto i te circus. Ki enei tau ko te gutta-percha iwi, gymnasts me acrobats ki nui haere ngäwari tinana, hunga auheke ki tona plasticity maere.