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Pehea e hoike mai i ka pīlali kēpau? Hana me ka pīlali kēpau

Ka hua'ōlelo "pīlali" ikeʻaneʻane a pau. Akā, i ka pīlali kēpau, a noi ka loa, he pono ole i keia la, o keʻano o ka kemikala kēpau. Uaʻikeʻia i loko o ka 50s. i hala iho nei kenekulia a koke loaa hiʻona i ke aloha i kona versatile waiwai.

I kēia lā, ua hoʻohana pīlali kēpau ma ka hanalima? Iecaianoaaiiuo a me ko ka hale ona. Hiki noi i mau hoʻonui muli i ke kūpono 'ana o nā mea haʻilula keimikala me ka hoʻoponopono hou' ano.

Description pīlali

E like me ka Nine Inch haku mele 'ana o ka pīlali - oligomer mea he kemikala hui. Mau mea i loko o ke koi ma aneane pau spheres o ka hana. Ua noa palapala pīlali ua hoʻohana 'ia, akā, i loko o ka huipūʻana me ka hoola iho la konohiki mea hiki ke hoike mai ai ia kūlana waiwai ma hope o polymerization naoh. Inā ka pīlali kēpau, hoola iho konohiki e hoʻohui pū, ka mea hiki ke hiki mai.

  • paakiki, paa pono;
  • Pahee a me ka mau nō huahana;
  • laholio-e like mea.

Pīlali kēpau e hoʻopale ai i ka keia mau waiwai:

  • halogens;
  • ʻakika;
  • alkalis.

Naʻe, i ka noho male 'ana ia lŘlŘ i loko o nā mea kemika a me acetone me ka ho film ho okumu. Ma hope iho, hoola iho i ka pīlali kēpau haku mele ka mea, aole i līkaia no kona volatiles a me ka shrinkage mea negligible.

No pīlali kēpau? Aneii

Inā 'oe e haohao ana pehea e hoike mai i ka pīlali, oe e ike i ka nele a me ka oi o ka hoola iho la hope paha i loko o ka haku mele ke kūlana maikaʻiʻole i ka pono o ka pīlali, oiai hoʻopale i ka wela koe, akā, ua hoemiia kona ikaika, i ka hiki e counteract na Nine Inch a me ka wai e hoolaia . Inā ka hardener ua hoʻohuiʻia i loko o lawa na dala, ka 'atikala i e Padfolio no i ka MAKAHIKI MDCCCXVI NU kēpau.

Mua dilute ka pīlali kēpau, ia mea pono e ike i ka oi noa hardener ua hookuu ia ma ka pīlali ili i hana. No kekahi mau hui curable ke keʻena, a me ka kēpau hoʻohana i loko o kekahi huliāmahi, ua hiki ke loaʻa i loko o ka manuale. I ka wa e hele mai ai i ke kālā no i huiʻia, ma ka lākiō o ka loa olelo like penei: 1 i 2 a 1: 1.

Koi no ka? Aneii o ka pīlali kēpau

I ka lā, ka mea, ua manaoio aku no lakou i ka wa a ka hoʻohana 'ana i ka hardener ma ka buke oi ma mua o ke kūmau naoh polymerization ia lŘlŘ wikiwiki. Keia manao nui ana ke ke noʻonoʻo aʻe. Ke easiest alanui e oia i ke kaʻina mea e hoomahuahua i ka wela o ka naoh ukuhiia.

Inā 'oe makemake e oia i ke kaʻina hana i loko o ekolu manawa, e e mahuahua ai ka mahana i 10 ° C. Inā 'oe e hoala i ka ninau o ke ana, e hoike mai i ka pīlali, oe e ike ike ia i keia la e hana kūikawā i huiʻia, a mele EIAaAO hoola iho la accelerators. Ua hiki ke loaʻa ma ka kuai ana, a me ka pīlali i huiʻia e solidify ma haʻahaʻa ana wela. E kikokiko, hoola iho la hope, a me ka wela o ka läÿau, hana like ka papa aʻe i aloha ia i ka uku o ka polymerization.

I paukūʻia pīlali kēpau: mele me kekahi polymerization mehana

Ka pīlali kēpau hiki e hoola iho la oia i ka wela HEN, mai -10 a hiki i +200 ° C, ka mea e hilinaʻi ma ka likeʻole ma hoʻohana haku mele 'ana. I ka lā, ikeia kēpau no ka wela a me ke anu, hoola iho. Hou anuanuʻano hardener a me ka pīlali kēpau loa pinepine hoʻohana i ka maʻamau o ke ola. E halawai pu me ia o ka haku mele 'ana hiki ia i loko o nā kūlana o ka hana a me ka haahaa mana, a me kahi o ka wela lapaau mea unacceptable.

E loaa kiʻekiʻe ikaika huahana e e hiki kiʻekiʻe wahie, a me ka mahana, e like me waiū e hoomau a hiki i ka Nine Inch, e hoʻohana wela, hoola iho type ke keʻena. mānoanoa hei nā lātoma i hanaʻia ma wela polymerization. No hoi, he mau mele a me kā lākou mau oxides i mea hiki ke polymerize i ka moana wai, a me ka humid ana.

poepoe o ka palapala noi

Pīlali kumuhana haawi i keia la a puni ka honua, ka mea iʻikeʻia, mai ka waena o ka hope kenekulia. Ke ano o ka hoʻohana 'ana i kēia mau mea i loko o nā makahiki i undergone mea hou, akā, i ka hoʻohana' mea kahiko i loko o kekahi mau wahi, i waena o lākou:

  • impregnated aniani puluniu a me ka aniani puluniu;
  • ka penaʻana no ka waterproofing;
  • hanaia'na o Nine Inch-hoʻopale ka paleʻana;
  • ? iecaianoaaiiuo o ka aniani moakaka paa mea no ka o Minvielle i nā huahana.

Pīlali kēpau, i ka hana o ka i mea e loa ai, he pono ole, hiki ke hana me ka impregnating Agena no ka ponaʻana eiiiiiaiou i loko o ka pou, kaʻa, maunakea nā mahinaʻai, a me ka uilaʻoe hana. Ma keia hihia, no ka haku mele hoʻohana i loko o ka? Iecaianoaaiiie o Minvielle i ka me mechanical 'enekinia, a me ka shipbuilding, e kukulu, hoʻopaʻa Workshop kūlana i ke kaʻa kino hehee wale a me ka moku kaulua.

Hana me ka pīlali kēpau ua lawe mai kahi mea he pono no ka sila na paia a me ka palaoa o ka hale ilalo, a loko. E ho ohana i ke i ka pīlali kēpau mea, a pena no ka paia waho a me Kalaiaina mea hoʻonani o ka hale, e like me ka pono me impregnation, a e i waterproofing porous mea a me kā lākou mau mahuahua ikaika, ka mea e e anao? Aou i waena o ka lāʻau a me ka pōhaku puna.

no ka mooolelo

Ka pīlali kēpau ke lilo i kumu o ke aniani moakaka paa mea, i ka hana ma ka hoolei ana i loko o ka punahelu. Ma ka pili ke kahua o ka hoonui hoʻokō 'ia ma ma paʻi iaoia, e like me: wili a me ka ana. Hoʻohana 'ia no ka o Minvielle i nā huahana ma ka manao hana, na uila no hana, kūkuluʻia a me ko ka hale ona.

Hana me ka pīlali: 'ilikai hoomalolo

Hana me ka pīlali komo ai i ka pono no ka 'ilikai e hoomakaukau ai ma mua o ke noi ana o ka haku mele' ana. Wale laila e e hiki ke loaʻa kiʻekiʻe mea pīlali. Nolaila, mamua, e hoike mai i ka pīlali kēpau, mua e hoomakaukau i kaʻili kai. E hoʻoiliʻia ke kumu degreasing. Ma ka 'ilikai e ia i ko läkou' o ka aila a me ka momona o ka iʻa. Ka ili Ua ua holoiʻia ka hoʻohana 'ana i ka'ūheheʻe a detergent ka hoʻokō. He nui ke hōʻoia i ka wa e kaawale aku o gloss.

Ua wehe 'ia ma ka wili ke keena, ahu iho. Small surfaces E e hoomakaukauia ma ka lima, e hoʻohana i ka sandpaper ia e keia. Kau ma luna o ka waihona ipu kahi hoe a wili mīkini, a me ke kūpono lepo e e wehe 'ia me ka holo wahine holoi. I ka manufacturing o Minvielle i ole layering pīlali pakiko-hoohaahaaia iho la palaoa, varnishes a pena kēlā mahope ka penaʻana pono e pili ana i ka mea aole i hiki maopopo solidified, nō Padfolio mua, ahu iho.

Inā ka enehana a me na koi a hiki i ka pau huina hoonui ae, ka mea ma lalo, ahu iho, a hana like me ka kūpapakū, pono e uuku mahele pipi ae one. Ma hope iho, hoola iho oi one, e pono e lawe aku, a pili i ka hou ahu iho la ka pīlali.

E hoomakaukau oukou i ka nui nui o ka pīlali kēpau

Inā 'oe e ole i ka mea i ho'ākāka' waiwai o ka pīlali kēpau, a lailaʻoe e kaua pilikia i loko o ka hana o ka mea ma ka bulk. Me ka hoʻoulu ka leo pīlali, he nui nui o ka wela. Paila kēpau hua, e lilo ia i mea hoopaa hoi i keʻokeʻo. Kēia haku mele hiki ole ke noonoo pono no ka hoʻohana. diluents a me nā'uheheʻe i e hou, e emi i ka (viscosity) i ke kēpau. O uuku nā hoʻohui like ke i ka emi i ka ikaika a me ka wela ia'ku o ka huahana. Ke no i exudation o diluent mai ka pīlali, a hiki aku i ka hoʻololi iho o ka mea.

Pīlali kēpau, a hardener pono ole no ka wai. Inā keia hana, alaila, o ka haku mele 'ana i turbid, a haalele i kona waiwai. I kēia lā hookuu waterborne pīlali. i piha i na mele i puhi ia ka wai e loaʻa ai lakou hoopuehu. Pīlali kēpau E e hui me ka plasticizer. Ua kūpono läÿau, Ua lohi lalana ana ia ia, he oiaio, i ka wa ka hoʻohana 'ana DBP. I ana DEG-1 haku mele 'ana e e hui.

No ka lawe ia'ku, hui pu iaʻi e e hoʻohana i ka? Eou kūikawā kīʻamo? Ieoaeunoai a me ka mīkini kāwili. Ka huliāmahi o ke kēpau, a plasticizer e wae ke kaumaha ma muli o ka koi ductility, akā, oi pinepine i ka like ana o ka plasticizer papa koa mai ka 5 a hiki i 10%. I ka läÿau, i hou i ka hardener. Ke kēpau ua ho'ēmi i +30 ° C, e ole baila aʻela i. Maʻamau ke ano o ke kēpau me ka hardener akaka like 1 i 10. No ka hoʻokōʻaʻahu noho male 'hardener e hōʻoia' hoʻohuihui. I ole ia, o ka haku mele 'ana e heterogeneous, a me ka hope, e hou.

kēpau Fashion

Muli o kona kulana pinepine haku hana 'atikala mai ka pīlali kēpau. Mau hana pū 'oe me kekahi pilikia. Ke huahana E i ka aniani moakaka malaila e e ole ea Oe. Nā pūhaka, a hoola iho la i ka ili e eʻaʻahu. Inā ka mānoanoa mea ma 2 mm o, ua pili ma hope o ka iniiaiie papa o ka polymerization ka mea. Ke kēpau hiki e ninini i loko o 'ano apau loa. I ka huina hoonui i hookaawaleia, palapala haukaʻe me kaʻaila kā jelly a me ka momona o ka iʻa.

Make no ka pīlali kēpau makemake e ke huahana waihoʻoluʻu. Ma hope o ka pau ana o ka huina hoonui ua mālama 'ia ma ke ana wela iki ma luna mehana ea. Mahope o 3 chasa hiki iniiaiie polymerization hoola iho la mua poe, ma hope o ka huina hoonui i ka e lalana ana ia ia, e hōʻeleu i ke, hoola iho kaʻina hana no ka 6 hola. Inā 'oe e hoʻoholo ai i ka hana akamai i ka pīlali kēpau, laila, ka mea i ole e hiki ke hoʻohana i ka kūikawā Aha Kuhina umu.

I mehana ka polymerization e mau 2 pule. Inā na nā mea hoʻohui hou triethylenetetramine, ka ili honua e noho Padfolio. Hoolei huahana i loko o ka wā e hiki mai pono e mīkini penei:. Pīlali kēpau wahi lulu? Iecaianoaaiiuo mea,ʻaʻole i pono no ka hoike ana o ka papakaukau huahana, no ka mea, mea okoa, hoola iho haoʻa mānoanoa.

E hoolilo ana i ka waihoʻoluʻu pīlali kēpau

Make no ka pīlali kēpau, e hoomakaukau i hale haku mele 'ana, pena i loko o ka maopopo waihoʻoluʻu. I mea e hōʻoia i kaʻaʻahu o ka makana o ka pigment Manufacturers hoʻohana na umi surfactants. Pigmentation ke emi i ka mäliko o ke kēpau, i kekahi manawa e hoʻololi 'ia nā pōpō, kukulu iho pouli. Pepa pigment i ka hōʻeleu e halihaliia oia iwaho akā, ma hope o ka hou o ka mahuahua.

Kōmike 'ano o ka pīlali kēpau haku mele' ana o Laʻana hehi ihola au iā Ed-20

Pīlali kēpau, ke ano o ka mea e e helu 'ia ma lalo iho nei, ho i ka meli-e like yellowish wai i ua hana' ia nā pōpō. Nuʻa ma 20 ° C Ambient mea he kali 1,16-1,25 kg / ka m 3. Tensile ikaika mea 40-90 MPa. Flexural ikaika like i 80-140 MPa. Compressive ikaika mea 100-200 MPa.

Ke polymerization ka mahana He 20 ° C, a ma luna. Inā 'oe e hoihoi i loko o ka pīlali kēpau, e i ka huliāmahi o ka läÿau, i ka wa a hui me ka hardener hoihoi. pono e hoʻohana 'ia ka hope i loko o ka nui o ka 7 māhele, oiai ke kēpau ua hoʻohuiʻia i loko o ka nui o ka 1 hapa. Ke polymerization manawa mea 1.5 hola haku mele 'ana. Wai omo ma hope o 24 hola mea like i ka palena o ka 0.01-0.1%. Heat ia'ku papa koa mai ka 55 a hiki i 170 ° C. Hopena ikaika mea 5-25 kJ / ka m 2.

Key waiwai o ka pīlali kēpau

Ma mua o ke kamaʻilio i ka ninau o kahi e kuai pīlali, oe e ike kona walaʻauʻana waiwai. I waena o nā E līkaia no haʻahaʻa ia'ku i ńlua, e like me hou nui loa kaʻawahia i like me ka acrylic kēpau. Nā waiwai o ka pīlali kēpau ka hōʻike i ka haku mele 'ana i ke kiʻekiʻe (viscosity), ka mea e e hoʻohana i ka huipūʻana me nā'uheheʻe. i ka läÿau, i e pii kai iki ana, a hui aku i ka'ūheheʻe e haahaa i ka (viscosity) o ka kēpau. Ma nā hihia a pau, ke kēpau, e lilo hou loli. Ua hiki ke noi e palaki a me ka lole wili, ia koke impregnate o Minvielle i, a komo iloko o ka porous ili e like me ka laau.

ka hopena

Muli o kona kulana pinepine, nā mea kūʻai mai e haohao ana i kahi e kuai i ka pīlali kēpau. I kēia lā, ua lako e kaumaha ana i kaʻano o ka poʻe koa hao wale, i waena o na mea e ae, e ke i ahupapa mākeke nui "Carbo" i mea ma Moscow ma ka Volgograd prospectus, 42.

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