ʻO ka hoʻomohala ʻana oresin polyester momona ʻoleʻOi aku ka mōʻaukala o nā huahana ma mua o 70 mau makahiki. I loko o ia manawa pōkole, ua ulu wikiwiki nā huahana resin polyester unsaturated ma ke ʻano o ka hana a me ka pae loea. Mai ka wā i ulu ai nā huahana resin polyester unsaturated mua i kekahi o nā ʻano nui loa i ka ʻoihana resin thermosetting. I ka wā o ka hoʻomohala ʻana o nā resin polyester unsaturated, ʻike loea e pili ana i nā palapala sila huahana, nā makasina ʻoihana, nā puke loea, a me nā mea ʻē aʻe e puka mai ana kekahi ma hope o kekahi. I kēia manawa, aia nā haneli o nā palapala sila i hana ʻia i kēlā me kēia makahiki, e pili ana i ka resin polyester unsaturated. Hiki ke ʻike ʻia ua lilo ka ʻenehana hana a me ka noi o ka resin polyester unsaturated i mea oʻo me ka hoʻomohala ʻana o ka hana ʻana, a ua hoʻokumu mālie i kāna ʻōnaehana loea kū hoʻokahi a piha o ka hana ʻana a me ke kumumanaʻo noi. I ke kaʻina hana hoʻomohala i hala, ua hāʻawi kūikawā nā resin polyester unsaturated i ka hoʻohana maʻamau. I ka wā e hiki mai ana, e ulu ia i kekahi mau kahua kumu kūikawā, a i ka manawa like, e hoʻemi ʻia ke kumukūʻai o nā resins kumu maʻamau. Eia kekahi mau ʻano resin polyester unsaturated hoihoi a hoʻohiki, me: ka resin shrinkage haʻahaʻa, ka resin flame retardant, ka resin toughening, ka resin volatilization styrene haʻahaʻa, ka resin corrosion-resistant, ka resin gel coat, ka resin light curing. Nā resin polyester unsaturated, nā resins haʻahaʻa ke kumukūʻai me nā waiwai kūikawā, a me nā manamana lāʻau hana kiʻekiʻe i synthesized me nā mea maka a me nā kaʻina hana hou.
1.Resin hoʻemi haʻahaʻa
He kumuhana kahiko paha kēia ʻano resin. Hoʻopili ʻia ka resin polyester unsaturated me ka emi nui ʻana i ka wā e hoʻōla ai, a ʻo ka nui o ka emi ʻana o ka nui he 6-10%. Hiki i kēia emi ʻana ke hoʻololi nui a haki paha i ka mea, ʻaʻole i ke kaʻina hana hoʻoheheʻe compression (SMC, BMC). No ka lanakila ʻana i kēia hemahema, hoʻohana pinepine ʻia nā resins thermoplastic ma ke ʻano he mau mea hoʻohui emi haʻahaʻa. Ua hoʻopuka ʻia kahi palapala Sila Nui ma kēia wahi iā DuPont i ka makahiki 1934, helu palapala Sila Nui US 1.945,307. Hōʻike ka palapala Sila Nui i ka copolymerization o nā waikawa antelopelic dibasic me nā hui vinyl. ʻIke loa, i kēlā manawa, ua hoʻomaka kēia palapala Sila Nui i ka ʻenehana emi haʻahaʻa no nā resins polyester. Mai ia manawa, ua hoʻolaʻa ka poʻe he nui iā lākou iho i ke aʻo ʻana i nā ʻōnaehana copolymer, kahi i manaʻo ʻia he mau alloys plastic. I ka makahiki 1966, ua hoʻohana mua ʻia nā resins emi haʻahaʻa a Marco i ka hoʻoheheʻe ʻana a me ka hana ʻoihana.
Ma hope mai, ua kapa ʻia kēia huahana e ka Plastics Industry Association ʻo "SMC", ʻo ia hoʻi ka hui hoʻoheheʻe pepa, a ʻo kāna hui premix haʻahaʻa haʻahaʻa "BMC" ʻo ia hoʻi ka hui hoʻoheheʻe nui. No nā pepa SMC, pono maʻamau e loaʻa i nā ʻāpana i hoʻoheheʻe ʻia i ka resin ke ahonui kūpono, ka maʻalahi a me ka ʻōlinolino A-grade, a pono e pale ʻia nā micro-cracks ma ka ʻili, ʻo ia hoʻi ka resin i kūlike ʻia e loaʻa ka helu haʻahaʻa haʻahaʻa. ʻOiaʻiʻo, ua hoʻomaikaʻi a hoʻomaikaʻi nā palapala Sila Nui i kēia ʻenehana, a ua oʻo mālie ka ʻike ʻana i ke ʻano o ka hopena haʻahaʻa haʻahaʻa, a ua puka mai nā ʻano mea haʻahaʻa haʻahaʻa a i ʻole nā mea hoʻohui haʻahaʻa haʻahaʻa e like me ka manawa e pono ai. ʻO nā mea hoʻohui haʻahaʻa haʻahaʻa i hoʻohana pinepine ʻia he polystyrene, polymethyl methacrylate a me nā mea like.
2. Resin pale ahi
I kekahi manawa, he mea nui nā mea pale ahi e like me ka hoʻopakele lāʻau lapaʻau, a hiki i nā mea pale ahi ke pale a hōʻemi paha i ka hanana ʻana o nā pōʻino. Ma ʻEulopa, ua emi ka nui o nā make ahi ma kahi o 20% i nā makahiki he ʻumi i hala ma muli o ka hoʻohana ʻana i nā mea pale ahi. He mea nui loa hoʻi ka palekana o nā mea pale ahi. He hana lohi a paʻakikī hoʻi ke kūlana i ke ʻano o nā mea i hoʻohana ʻia i ka ʻoihana. I kēia manawa, ua hana a ke hana nei ke Kaiāulu ʻEulopa i nā loiloi pōpilikia ma nā mea pale ahi halogen a me halogen-phosphorus he nui. , he nui o ia mau mea e hoʻopau ʻia ma waena o 2004 a me 2006. I kēia manawa, hoʻohana pinepine ko mākou ʻāina i nā diols i loaʻa ka chlorine a i ʻole bromine a i ʻole nā mea pani halogen dibasic acid ma ke ʻano he mea maka e hoʻomākaukau ai i nā resins pale ahi reactive. E hana nā mea pale ahi halogen i ka nui o ka uahi i ka wā e puhi ai, a hele pū me ka hana ʻana o ka hydrogen halide hoʻonāukiuki loa. ʻO ka uahi mānoanoa a me ka smog ʻawaʻawa i hana ʻia i ka wā o ke kaʻina hana puhi e hōʻeha nui i nā kānaka.
ʻOi aku ma mua o 80% o nā ulia ahi i hana ʻia e kēia. ʻO kekahi hemahema o ka hoʻohana ʻana i nā mea pale ahi bromine a hydrogen paha, ʻo ia ka hana ʻia ʻana o nā kinoea corrosive a me nā kinoea haumia i ke kaiapuni ke puhi ʻia lākou, kahi e hōʻino ai i nā ʻāpana uila. ʻO ka hoʻohana ʻana i nā mea pale ahi inorganic e like me ka hydrated alumina, magnesium, canopy, molybdenum compounds a me nā mea hoʻohui pale ahi ʻē aʻe hiki ke hana i nā resins pale ahi haʻahaʻa a me ka ʻona haʻahaʻa, ʻoiai he mau hopena pale ahi maopopo ko lākou. Eia nō naʻe, inā nui loa ka nui o ka mea hoʻopihapiha pale ahi inorganic, ʻaʻole wale ka viscosity o ka resin e hoʻonui ʻia, ʻaʻole ia he mea kūpono i ke kūkulu ʻana, akā i ka wā e hoʻohui ʻia ai ka nui o ka mea pale ahi additive i ka resin, e hoʻopilikia ia i ka ikaika mechanical a me nā waiwai uila o ka resin ma hope o ka hoʻōla ʻana.
I kēia manawa, ua hōʻike nā palapala Sila Nui o nā ʻāina ʻē i ka ʻenehana o ka hoʻohana ʻana i nā mea pale ahi e pili ana i ka phosphorus e hana i nā resins pale ahi haʻahaʻa-ʻawahia a me ka uahi haʻahaʻa. Loaʻa i nā mea pale ahi e pili ana i ka phosphorus kahi hopena pale ahi nui. Hiki ke polymerized ka waikawa metaphosphoric i hana ʻia i ka wā o ke kuni ʻana i loko o kahi mokuʻāina polymer paʻa, e hana ana i kahi papa pale, e uhi ana i ka ʻili o ka mea kuni, e hoʻokaʻawale ana i ka oxygen, e paipai ana i ka dehydration a me ka carbonization o ka ʻili resin, a e hana ana i kahi kiʻiʻoniʻoni pale carbonized. Ma ia mea e pale ai i ka puhi ʻana a i ka manawa like hiki ke hoʻohana ʻia nā mea pale ahi e pili ana i ka phosphorus me nā mea pale ahi halogen, nona ka hopena synergistic maopopo loa. ʻOiaʻiʻo, ʻo ke kuhikuhi noiʻi e hiki mai ana o ka resin pale ahi he uahi haʻahaʻa, haʻahaʻa ka ʻawahia a me ke kumukūʻai haʻahaʻa. ʻO ka resin kūpono he uahi ʻole, haʻahaʻa ka ʻawahia, haʻahaʻa ke kumukūʻai, ʻaʻole ia e hoʻopilikia i ka resin, loaʻa nā waiwai kino kūlohelohe, ʻaʻole pono e hoʻohui i nā mea hou aku, a hiki ke hana pololei ʻia i loko o ka hale hana hana resin.
3. Hoʻoikaika ʻana i ka resin
Ke hoʻohālikelike ʻia me nā ʻano resin polyester unsaturated mua, ua hoʻomaikaʻi nui ʻia ka paʻakikī o ka resin o kēia manawa. Eia nō naʻe, me ka hoʻomohala ʻana o ka ʻoihana ma hope o ka resin polyester unsaturated, ua hoʻolauna ʻia nā koi hou no ka hana o ka resin unsaturated, ʻoi aku hoʻi ma ke ʻano o ka paʻakikī. ʻO ka palupalu o nā resins unsaturated ma hope o ka hoʻōla ʻana ua aneane lilo i pilikia koʻikoʻi e kāohi ana i ka hoʻomohala ʻana o nā resins unsaturated. Inā he huahana hana lima i hoʻoheheʻe ʻia a i ʻole he huahana i hoʻoheheʻe ʻia a ʻeha paha, lilo ka elongation i ka haki i mea hōʻailona koʻikoʻi no ka loiloi ʻana i ka maikaʻi o nā huahana resin.
I kēia manawa, hoʻohana kekahi mau mea hana haole i ke ʻano o ka hoʻohui ʻana i ka resin saturated e hoʻomaikaʻi i ka paʻakikī. E like me ka hoʻohui ʻana i ka polyester saturated, styrene-butadiene rubber a me ka carboxy-terminated (suo-) styrene-butadiene rubber, a pēlā aku, pili kēia ʻano i ke ʻano hoʻoikaika kino. Hiki ke hoʻohana ʻia e hoʻokomo i nā polymers poloka i loko o ke kaulahao nui o ka polyester unsaturated, e like me ke ʻano pūnaewele interpenetrating i hoʻokumu ʻia e ka resin polyester unsaturated a me ka epoxy resin a me ka polyurethane resin, kahi e hoʻomaikaʻi nui ai i ka ikaika tensile a me ka ikaika hopena o ka resin. , pili kēia ʻano hoʻoikaika i ke ʻano hoʻoikaika kemika. Hiki ke hoʻohana ʻia ka hui pū ʻana o ka hoʻoikaika kino a me ka hoʻoikaika kemika, e like me ke kāwili ʻana i kahi polyester unsaturated reactive me kahi mea reactive liʻiliʻi e hoʻokō ai i ka maʻalahi i makemake ʻia.
I kēia manawa, ua hoʻohana nui ʻia nā pepa SMC i ka ʻoihana kaʻa ma muli o ko lākou māmā, ikaika kiʻekiʻe, kūpaʻa i ka pala, a me ka maʻalahi o ka hoʻolālā. No nā ʻāpana koʻikoʻi e like me nā panela kaʻa, nā puka hope, a me nā panela waho, pono ka paʻakikī maikaʻi, e like me nā panela waho kaʻa. Hiki i nā pale ke kūlou i kahi palena a hoʻi i ko lākou ʻano mua ma hope o ka hopena iki. ʻO ka hoʻonui ʻana i ka paʻakikī o ka resin e nalowale pinepine i nā waiwai ʻē aʻe o ka resin, e like me ka paʻakikī, ka ikaika flexural, ke kūpaʻa wela, a me ka wikiwiki o ka hoʻōla ʻana i ka wā o ke kūkulu ʻana. ʻO ka hoʻomaikaʻi ʻana i ka paʻakikī o ka resin me ka ʻole o ka nalowale ʻana i nā waiwai kūlohelohe ʻē aʻe o ka resin ua lilo i kumuhana koʻikoʻi i ka noiʻi a me ka hoʻomohala ʻana o nā resins polyester unsaturated.
4. Haʻahaʻa styrene volatile resin
I ke kaʻina hana o ka hana ʻana i ka resin polyester unsaturated, e hoʻopilikia nui ka styrene ʻawaʻawa i ke olakino o nā limahana kūkulu hale. I ka manawa like, hoʻokuʻu ʻia ka styrene i ka lewa, kahi e hoʻopilikia nui ai i ka haumia o ka ea. No laila, nui nā luna e kaupalena ana i ka nui o ka styrene i ʻae ʻia i ka lewa o ka hale hana hana. No ka laʻana, ma ʻAmelika Hui Pū ʻIa, ʻo kona pae hōʻike ʻae ʻia (pae hōʻike ʻae ʻia) he 50ppm, ʻoiai ma Switzerland ʻo kona waiwai PEL he 25ppm, ʻaʻole maʻalahi ka hoʻokō ʻana i kēlā ʻano haʻahaʻa. Ua kaupalena ʻia hoʻi ka hilinaʻi ʻana i ka ea ikaika. I ka manawa like, e alakaʻi pū ka ea ikaika i ka nalowale ʻana o ka styrene mai ka ʻili o ka huahana a me ka volatilization o ka nui o ka styrene i ka lewa. No laila, no ka loaʻa ʻana o kahi ala e hōʻemi ai i ka volatilization o ka styrene, mai ke kumu, pono nō e hoʻopau i kēia hana ma ka hale hana hana resin. Pono kēia i ka hoʻomohala ʻana i nā resins styrene volatility haʻahaʻa (LSE) ʻaʻole e hoʻohaumia a emi mai paha ka hoʻohaumia ʻana i ka lewa, a i ʻole nā resins polyester unsaturated me ka ʻole o nā monomers styrene.
ʻO ka hoʻemi ʻana i ka ʻike o nā monomers volatile kahi kumuhana i hoʻomohala ʻia e ka ʻoihana resin polyester unsaturated haole i nā makahiki i hala iho nei. Nui nā ʻano hana i hoʻohana ʻia i kēia manawa: (1) ke ʻano o ka hoʻohui ʻana i nā mea hoʻopaʻa volatility haʻahaʻa; (2) ʻo ka hoʻokumu ʻana o nā resins polyester unsaturated me ka ʻole o nā monomers styrene e hoʻohana i ka divinyl, vinylmethylbenzene, α-methyl Styrene e pani i nā monomers vinyl i loaʻa nā monomers styrene; (3) ʻO ka hoʻokumu ʻana o nā resins polyester unsaturated me nā monomers styrene haʻahaʻa, ʻo ia ka hoʻohana ʻana i nā monomers i luna a me nā monomers styrene pū kekahi, e like me ka hoʻohana ʻana i ka diallyl phthalate. ʻO ka hoʻohana ʻana i nā monomers vinyl paila kiʻekiʻe e like me nā esters a me nā acrylic copolymers me nā monomers styrene: (4) ʻO kekahi ʻano hana e hōʻemi ai i ka volatilization o styrene, ʻo ia ka hoʻokomo ʻana i nā ʻāpana ʻē aʻe e like me dicyclopentadiene a me kāna mau derivatives i loko o ka unsaturated polyesters Resin skeleton, e hoʻokō i ka viscosity haʻahaʻa, a i ka hopena e hōʻemi i ka ʻike o ka styrene monomer.
I ka ʻimi ʻana i kahi ala e hoʻoponopono ai i ka pilikia o ka volatilization styrene, pono e noʻonoʻo pono i ka hoʻohana ʻana o ka resin i nā ʻano hana hoʻoheheʻe e like me ka pīpī ʻana i ka ʻili, ke kaʻina hana lamination, ke kaʻina hana hoʻoheheʻe SMC, ke kumukūʻai o nā mea maka no ka hana ʻoihana, a me ka hoʻohālikelike ʻana me ka ʻōnaehana resin. , Resin reactivity, viscosity, nā waiwai mechanical o ka resin ma hope o ke kāwili ʻana, a pēlā aku. Ma koʻu ʻāina, ʻaʻohe kānāwai maopopo e pili ana i ka hoʻopaʻa ʻana i ka volatilization o styrene. Eia nō naʻe, me ka hoʻomaikaʻi ʻana o ke kūlana ola o ka poʻe a me ka hoʻomaikaʻi ʻana o ka ʻike o ka poʻe i ko lākou olakino ponoʻī a me ka palekana o ke kaiapuni, he manawa wale nō ia ma mua o ka koi ʻia ʻana o nā kānāwai pili no kahi ʻāina mea kūʻai aku unsaturated e like me mākou.
5.Resin kū'ē i ka palaho
ʻO kekahi o nā hoʻohana nui ʻana o nā resins polyester unsaturated ʻo ia ko lākou kūpaʻa i ka corrosion i nā kemika e like me nā solvents organik, nā waikawa, nā kumu, a me nā paʻakai. Wahi a ka hoʻolauna ʻana o nā loea pūnaewele resin unsaturated, ua māhele ʻia nā resins pale corrosion o kēia manawa i nā ʻano penei: (1) ʻano o-benzene; (2) ʻano iso-benzene; (3) ʻano p-benzene; (4) ʻano bisphenol A; (5) ʻano Vinyl ester; a me nā mea ʻē aʻe e like me ke ʻano xylene, ʻano hui halogen-loaʻa, a pēlā aku. Ma hope o nā makahiki he ʻumi o ka ʻimi mau ʻana e kekahi mau hanauna o nā kānaka ʻepekema, ua aʻo pono ʻia ka corrosion o ka resin a me ke ʻano o ke kūpaʻa ʻana i ka corrosion. Hoʻololi ʻia ka resin e nā ʻano hana like ʻole, e like me ka hoʻokomo ʻana i kahi iwi molekala i paʻakikī ke kūʻē i ka corrosion i loko o ka resin polyester unsaturated, a i ʻole ka hoʻohana ʻana i ka polyester unsaturated, vinyl ester a me isocyanate e hana i kahi ʻano pūnaewele interpenetrating, he mea nui loa ia no ka hoʻomaikaʻi ʻana i ke kūpaʻa corrosion o ka resin. He kūpono loa ke kūpaʻa corrosion, a hiki i ka resin i hana ʻia e ke ʻano o ka hoʻohuihui ʻana i ka resin acid ke hoʻokō i ke kūpaʻa corrosion maikaʻi aʻe.
Hoʻohālikelike ʻia menā resins epoxy,Ua lilo ke kumukūʻai haʻahaʻa a me ka maʻalahi o ka hana ʻana o nā resins polyester unsaturated i mau pono nui. Wahi a nā loea ʻupena resin unsaturated, ʻoi aku ka haʻahaʻa o ke kūpaʻa ʻana o ka resin polyester unsaturated, ʻoiai ke kūpaʻa alkali, ma mua o ka resin epoxy. ʻAʻole hiki ke hoʻololi i ka resin epoxy. I kēia manawa, ua hoʻokumu ka piʻi ʻana o nā papahele anti-corrosion i nā manawa kūpono a me nā pilikia no nā resins polyester unsaturated. No laila, he ākea nā manaʻolana no ka hoʻomohala ʻana i nā resins anti-corrosion kūikawā.
He kuleana koʻikoʻi ko ka ʻaʻahu gel i nā mea i hui pū ʻia. ʻAʻole ia e hoʻokani wale i kahi hana hoʻonaninani ma luna o ka ʻili o nā huahana FRP, akā he kuleana nō hoʻi ia i ke kūpaʻa ʻana i ka ʻaʻahu, ke kūpaʻa ʻana i ka ʻelemakule a me ke kūpaʻa ʻana i ka pala kemika. Wahi a nā loea mai ka pūnaewele resin unsaturated, ʻo ke kuhikuhi hoʻomohala o ka resin ʻaʻahu gel ka hoʻomohala ʻana i ka resin ʻaʻahu gel me ka haʻahaʻa o ka volatilization styrene, ka maloʻo maikaʻi o ka ea a me ke kūpaʻa ikaika i ka pala. Aia kahi mākeke nui no nā ʻaʻahu gel pale wela i nā resins ʻaʻahu gel. Inā hoʻokomo ʻia ka mea FRP i loko o ka wai wela no ka manawa lōʻihi, e ʻike ʻia nā blisters ma luna o ka ʻili. I ka manawa like, ma muli o ke komo mālie ʻana o ka wai i loko o ka mea i hui pū ʻia, e hoʻonui mālie ʻia nā blisters o ka ʻili. ʻAʻole wale nā blisters e hoʻopilikia i ke ʻano o ka ʻaʻahu gel e hōʻemi mālie i nā waiwai ikaika o ka huahana.
Hoʻohana ʻo Cook Composites and Polymers Co. o Kansas, USA, i nā ʻano hana epoxy a me glycidyl ether-terminated e hana i kahi resin gel coat me ka viscosity haʻahaʻa a me ke kūpaʻa wai a me ka solvent maikaʻi loa. Eia kekahi, hoʻohana pū ka ʻoihana i ka polyether polyol-modified a me ka epoxy-terminated resin A (flexible resin) a me ka dicyclopentadiene (DCPD)-modified resin B (rigid resin) compound, ʻo ia mau mea ʻelua i loaʻa Ma hope o ka hui ʻana, ʻaʻole hiki i ka resin me ke kūpaʻa wai ke loaʻa wale ke kūpaʻa wai maikaʻi, akā loaʻa pū kekahi paʻakikī a me ka ikaika maikaʻi. ʻO nā mea hoʻoheheʻe a i ʻole nā mea haʻahaʻa-molecular ʻē aʻe e komo i loko o ka ʻōnaehana mea FRP ma o ka papa gel coat, e lilo i resin pale wai me nā waiwai piha maikaʻi loa.
7. Hoʻōla māmā i ka resin polyester unsaturated
ʻO nā ʻano hoʻōla māmā o ka resin polyester unsaturated he lōʻihi ke ola ipuhao a me ka wikiwiki o ka hoʻōla ʻana. Hiki i nā resin polyester unsaturated ke hoʻokō i nā koi no ka kaupalena ʻana i ka volatilization o styrene ma o ka hoʻōla māmā. Ma muli o ka holomua o nā photosensitizers a me nā mea kukui, ua kau ʻia ke kumu no ka hoʻomohala ʻana i nā resins photocurable. Ua hoʻomohala pono ʻia nā ʻano resin polyester unsaturated UV-curable a hoʻokomo ʻia i ka hana ʻana i nā nui he nui. Ua hoʻomaikaʻi ʻia nā waiwai o nā mea, ka hana hana a me ke kūpaʻa ʻana o ka ʻili, a ua hoʻomaikaʻi ʻia hoʻi ka pono o ka hana ʻana ma o ka hoʻohana ʻana i kēia kaʻina hana.
8.Resin haʻahaʻa ke kumukūʻai me nā waiwai kūikawā
ʻO ia mau resins e komo pū me nā resins foamed a me nā resins aqueous. I kēia manawa, ʻo ka nele o ka ikehu lāʻau he ʻano piʻi i ka pae. Aia kekahi hemahema o nā mea hana akamai e hana ana i ka ʻoihana hana lāʻau, a ke uku nui ʻia nei kēia mau limahana. Hoʻokumu kēlā mau kūlana i nā kūlana no nā plastics ʻenekinia e komo i ka mākeke lāʻau. E hoʻomohala ʻia nā resins foamed unsaturated a me nā resins wai-loaʻa e like me nā lāʻau artificial i ka ʻoihana lako hale ma muli o ko lākou kumukūʻai haʻahaʻa a me nā waiwai ikaika kiʻekiʻe. E lohi ka noi i ka hoʻomaka ʻana, a laila me ka hoʻomaikaʻi mau ʻana o ka ʻenehana hana, e hoʻomohala koke ʻia kēia noi.
Hiki ke hoʻohuʻu ʻia nā resins polyester unsaturated e hana i nā resins foamed hiki ke hoʻohana ʻia e like me nā panela paia, nā mea hoʻokaʻawale lumi ʻauʻau i hana mua ʻia, a me nā mea hou aku. ʻOi aku ka paʻakikī a me ka ikaika o ka plastic foamed me ka resin polyester unsaturated ma ke ʻano he matrix ma mua o ka foamed PS; ʻoi aku ka maʻalahi o ka hana ʻana ma mua o ka PVC foamed; ʻoi aku ka haʻahaʻa o ke kumukūʻai ma mua o ka plastic polyurethane foamed, a ʻo ka hoʻohui ʻana o nā mea pale ahi hiki ke hana iā ia i mea pale ahi a me ka anti-aging. ʻOiai ua hoʻomohala piha ʻia ka ʻenehana noi o ka resin, ʻaʻole i uku nui ʻia ka noi ʻana o ka resin polyester unsaturated foamed i loko o nā lako. Ma hope o ka noiʻi ʻana, makemake nui kekahi mau mea hana resin i ka hoʻomohala ʻana i kēia ʻano mea hou. ʻAʻole i hoʻoholo piha ʻia kekahi mau pilikia nui (ʻili ʻana, honeycomb structure, gel-foaming time relationship, exothermic curve control ma mua o ka hana kalepa. A hiki i ka loaʻa ʻana o kahi pane, hiki ke hoʻopili ʻia kēia resin ma muli o kona kumukūʻai haʻahaʻa i ka ʻoihana lako. Ke hoʻoholo ʻia kēia mau pilikia, e hoʻohana nui ʻia kēia resin ma nā wahi e like me nā mea pale ahi foam ma mua o ka hoʻohana wale ʻana i kona hoʻokele waiwai.
Hiki ke hoʻokaʻawale ʻia nā resins polyester unsaturated i loko o ka wai i ʻelua ʻano: ʻano wai-soluble a me ke ʻano emulsion. Mai ka makahiki 1960 ma waho, ua loaʻa nā palapala Sila Nui a me nā hōʻike palapala ma kēia wahi. ʻO ka resin wai-loaʻa ka hoʻohui ʻana i ka wai ma ke ʻano he mea hoʻopiha o ka resin polyester unsaturated i ka resin ma mua o ka gel resin, a hiki i ka nui o ka wai ke kiʻekiʻe i ka 50%. Ua kapa ʻia kēlā resin he resin WEP. Loaʻa i ka resin nā ʻano o ke kumukūʻai haʻahaʻa, māmā ma hope o ka hoʻōla ʻana, pale ahi maikaʻi a me ka emi haʻahaʻa. Ua hoʻomaka ka hoʻomohala ʻana a me ka noiʻi ʻana i ka resin wai-loaʻa i koʻu ʻāina i ka makahiki 1980, a ua lōʻihi ka manawa. Ma ke ʻano o ka noi ʻana, ua hoʻohana ʻia ma ke ʻano he mea hoʻopaʻa. ʻO ka resin polyester unsaturated aqueous kahi ʻano hou o UPR. Ke ulu nei ka ʻenehana i loko o ka hale hana, akā ʻaʻole nui ka noiʻi ʻana ma ka noi. ʻO nā pilikia e pono e hoʻoponopono hou ʻia ʻo ia ke kūpaʻa o ka emulsion, kekahi mau pilikia i ke kaʻina hana hoʻōla a me ka hoʻoheheʻe ʻana, a me ka pilikia o ka ʻae ʻia e ka mea kūʻai aku. Ma keʻano laulā, hiki i kahi resin polyester unsaturated he 10,000-tona ke hana i kahi 600 tone o ka wai hoʻoneoneo i kēlā me kēia makahiki. Inā hoʻohana ʻia ka shrinkage i hana ʻia i ke kaʻina hana o ka resin polyester unsaturated e hana i ka resin wai, e hōʻemi ia i ke kumukūʻai o ka resin a hoʻoponopono i ka pilikia o ka hana ʻana i ka palekana o ke kaiapuni.
Hana mākou i nā huahana resin penei: resin polyester unsaturated;resina vinyl; resin ʻaʻahu gel; resin epoxy.
Hoʻopuka pū mākoufiberglass pololei roving,nā moena fiberglass, ʻupena fiberglass, a meulana fiberglass roving.
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Ka manawa hoʻouna: Iune-08-2022
