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Ko te moata whakamahana matūriki EPS he rauemi whakamahana māmā e whakaranua ana ki te here kore-waro, te here waro, te ranunga, te ranunga me te konganuku māmā i roto i tētahi ōwehenga. I roto i ngā rangahau me te whakamahinga o nāianei o te moata whakamahana matūriki EPS, ko te moata whakamahana matūriki hangarua ka taea te horapa anō...Pānuihia atu»
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Ko te mahi nui a te HPMC i roto i te moata whakaranu-mākū ko ēnei ngā āhuatanga matua e toru: 1. He tino pai te kaha o te HPMC ki te pupuri wai. 2. Te awe o te HPMC ki te ōritetanga me te thixotropy o te moata whakaranu-mākū. 3. Te taunekeneke i waenga i te HPMC me te sima. He mahi nui te pupuri wai...Pānuihia atu»
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Mō te raruraru he ngāwari te paura putty ki te paura, kāore rānei i te rawaka te kaha. E mōhio ana tātou katoa, me tāpiri te cellulose ether hei hanga paura putty, ka whakamahia te HPMC mō te putty pakitara, ā, he maha ngā kaiwhakamahi kāore e tāpiri i te paura rapa ka taea te whakamarara anō. He maha ngā tāngata kāore e tāpiri i te paura polymer kia...Pānuihia atu»
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He aha te putty pakitara? He rauemi hanga nui te putty pakitara i roto i te tukanga whakapaipai. Koinei te rauemi taketake mō te whakatika pakitara, te whakataurite rānei, ā, he rauemi taketake pai hoki mō ngā mahi peita, te tā pepapātū rānei i muri mai. putty pakitara E ai ki ōna kaiwhakamahi, ka wehea whānuitia kia ...Pānuihia atu»
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He maha ngā painga o te whakamahi i te paura HPMC i roto i ēnei hua hanga whare. Tuatahi, ka āwhina i te whakanui ake i te pupuri wai o te moata sima, ā, ka ārai i ngā kapiti me te whakapai ake i te mahi. Tuarua, ka whakanui ake i te wā tuwhera o ngā hua sima, ka roa ake te ora i mua i te hiahiatia...Pānuihia atu»
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Paura VAE: te wāhanga matua o te piri tāera He mea nui ngā piri tāera e whakamahia ana i roto i te umanga hanga hei whakapiri i ngā tāera ki ngā pakitara me ngā papa. Ko tētahi o ngā wāhanga matua o te piri tāera ko te paura VAE (vinyl acetate ethylene). He aha te paura VAE? Ko te paura VAE he copolymer i hangaia mai i...Pānuihia atu»
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Ko te māngaro ether te mea e whakamahia nuitia ana i roto i te moata hangahanga, ka pā ki te matotoru o te moata i hangaia i runga i te gypsum, te sima me te raima, ā, ka huri i te ātete hanganga me te totohu o te moata. Ko ngā māngaro ether te mea e whakamahia ana i te nuinga o te wā me ngā cellulose ether kāore i whakarerekētia me ngā cellulose ether kua whakarerekētia. He pai ...Pānuihia atu»
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He maha ngā whakamahinga o ngā paura pūmua ka taea te whakamarara anō (RDP) i roto i te hanganga o ngā paura putty. Ko te paura putty he rauemi hanga e whakamahia ana hei whakangawari me te whakataurite i ngā mata pēnei i ngā pakitara, i ngā tuanui rānei i mua i te peita, i te whakapiri pepapātū rānei. He maha ngā painga o te tāpiri RDP ki te paura putty. Ka whakarei ake i te...Pānuihia atu»
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Ko te paura pūmua ka taea te whakamarara anō (RDP) he paura wairewa-wai e whakamahia ana hei whakapai ake i te mahi a te paura putty mō ngā pakitara o roto, o waho hoki. Ka hangaia te RDP mā te whakakotahi i te vinyl acetate me te ethylene ki roto i te emulsion wai. Kātahi ka whakamaroketia te emulsion hua hei hanga i te paura rere noa. R...Pānuihia atu»
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Ko te paura pūmua ka taea te whakamarara anō (RDP) he pūmua e whakamahia ana hei tāpiri i roto i ngā moata ranunga maroke. Ko te RDP he paura i hangaia mā te whakamaroke i te ranunga pūmua. Ina tāpirihia te RDP ki te wai, ka hangaia he ranunga pumau ka taea te whakamahi hei hanga moata. He maha ngā āhuatanga o te RDP e waiho ana hei tāpiri whai hua i roto i ...Pānuihia atu»
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Ko te Polymer Tāpiri Whakarewa Hanganga Kounga Teitei (RDP) he polymer e whakamahia ana hei whakapai ake i ngā āhuatanga o ngā piripiri hanga. Ko te RDP he paura wairewa e tāpirihia ana ki te kāpia i te wā e whakaranua ana. Ka āwhina te RDP ki te whakanui ake i te kaha, te ngāwari me te ātete wai o te kāpia. R...Pānuihia atu»
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Ko te HPMC (Hydroxypropyl Methyl Cellulose) me te HEMC (Hydroxy Ethyl Methyl Cellulose) he cellulose ethers e whakamahia whānuitia ana i roto i ngā rauemi hanga nā ō rāua āhuatanga ahurei. He polymer wairewa-wai ēnei i ahu mai i te cellulose, he polymer tūturu e kitea ana i roto i ngā pakitara pūtau tipu. HPMC me te HEMC ...Pānuihia atu»