Borealis PE BB2541 Borealis AG介(jie)紹：

The polyolefin products manufactured by Borealis form the basis of many valuable plastics applications that are an intrinsic part of our daily lives. Borealis works closely with its customers and industry partners to provide innovative and value-creating plastics solutions that make end products safer, lighter, more affordable and adaptable. Advanced Borealis polyolefins have a role to play in saving energy along the value chain and promoting more efficient use of natural resources.

We have been a leading supplier of superior polyolefin plastics for advanced packaging and fibre solutions for over 50 years. Our unique Borstar technology supports a broad field of applications in the manufacture of film, fibre, coating and thermoforming products. Thanks to solid partnerships and long-term cooperation with leading machine manufacturers, we can continue to develop revolutionary plastics solutions that inspire the applications of tomorrow while at the same time addressing the challenges of today. The performance features and unique property profile of our BorShape family translate into benefits along the whole value chain: from film converters to packers, from brand owners to end users.

Borealis PE BB2541

Borealis AG HDPE

BB2541 is a high density polyethylene with very high ESCR This product is intended for blow moulding.

Borealis PE BB2541 Borealis AG特征：

高(gao)密(mi)度(du)聚乙(yi)烯(xi)具有(you)良好(hao)的耐(nai)熱(re)性(xing)(xing)和(he)耐(nai)寒性(xing)(xing)，化學穩定(ding)性(xing)(xing)好(hao)，還具有(you)較高(gao)的剛(gang)性(xing)(xing)和(he)韌性(xing)(xing)，機(ji)械強度(du)好(hao)。介電性(xing)(xing)能，耐(nai)環境(jing)應力開裂性(xing)(xing)亦(yi)較好(hao)。硬度(du)、拉(la)伸強度(du)和(he)蠕變性(xing)(xing)優于(yu)低密(mi)度(du)聚乙(yi)烯(xi)；耐(nai)磨性(xing)(xing)、電絕緣性(xing)(xing)、韌性(xing)(xing)及(ji)耐(nai)寒性(xing)(xing)均較好(hao)，但與低密(mi)度(du)絕緣性(xing)(xing)比較略差些；化學穩定(ding)性(xing)(xing)好(hao)，在(zai)(zai)室(shi)溫條件下，不(bu)溶于(yu)任何有(you)機(ji)溶劑(ji)，耐(nai)酸、堿(jian)和(he)各種鹽類的腐(fu)蝕(shi)；薄(bo)膜對水蒸氣和(he)空氣的滲透性(xing)(xing)小、吸(xi)水性(xing)(xing)低；耐(nai)老化性(xing)(xing)能差，耐(nai)環境(jing)開裂性(xing)(xing)不(bu)如低密(mi)度(du)聚乙(yi)烯(xi)，特別是(shi)熱(re)氧化作用會使其性(xing)(xing)能下降，所以，樹脂需加入抗氧劑(ji)和(he)紫(zi)外(wai)線(xian)吸(xi)收劑(ji)等來提高(gao)改(gai)善這(zhe)方(fang)面的不(bu)足。高(gao)密(mi)度(du)聚乙(yi)烯(xi)薄(bo)膜在(zai)(zai)受(shou)力情況下的熱(re)變形溫度(du)較低，這(zhe)一(yi)點應用時要(yao)注(zhu)意 。

Borealis PE BB2541 Borealis AG展示：

Borealis PE BB2541 Borealis AG工藝：

PE較(jiao)通常(chang)的(de)(de)生(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)方法是(shi)通過(guo)淤漿(jiang)或(huo)氣(qi)相加(jia)(jia)工(gong)法，也有(you)少數用溶液(ye)相加(jia)(jia)工(gong)生(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)。所(suo)有(you)這(zhe)些加(jia)(jia)工(gong)過(guo)程(cheng)都是(shi)由乙(yi)烯(xi)(xi)(xi)單體、a-烯(xi)(xi)(xi)烴單體、催(cui)(cui)化(hua)(hua)劑(ji)(ji)(ji)(ji)體系（可能是(shi)不止一(yi)(yi)種(zhong)(zhong)(zhong)化(hua)(hua)合(he)(he)(he)物(wu)）和(he)各種(zhong)(zhong)(zhong)類(lei)型(xing)的(de)(de)烴類(lei)稀釋劑(ji)(ji)(ji)(ji)參與的(de)(de)放熱反(fan)(fan)(fan)應。氫氣(qi)和(he)一(yi)(yi)些催(cui)(cui)化(hua)(hua)劑(ji)(ji)(ji)(ji)用來(lai)控制分子(zi)(zi)量(liang)。淤漿(jiang)反(fan)(fan)(fan)應器(qi)(qi)一(yi)(yi)般為攪拌釜或(huo)是(shi)一(yi)(yi)種(zhong)(zhong)(zhong)更(geng)常(chang)用的(de)(de)大型(xing)環形反(fan)(fan)(fan)應器(qi)(qi)，在其(qi)中料漿(jiang)可以循(xun)環攪拌。當乙(yi)烯(xi)(xi)(xi)和(he)共聚單體（根(gen)據需(xu)要）和(he)催(cui)(cui)化(hua)(hua)劑(ji)(ji)(ji)(ji)一(yi)(yi)接(jie)觸(chu)，就(jiu)會形成聚 乙(yi)烯(xi)(xi)(xi)顆(ke)粒。除去稀釋劑(ji)(ji)(ji)(ji)后，聚乙(yi)烯(xi)(xi)(xi)顆(ke)粒或(huo)粉粒被(bei)干燥(zao)并按劑(ji)(ji)(ji)(ji)量(liang)加(jia)(jia)入添加(jia)(jia)劑(ji)(ji)(ji)(ji)，就(jiu)生(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)出(chu)粒料。帶有(you)雙(shuang)螺桿擠出(chu)機的(de)(de)大型(xing)反(fan)(fan)(fan)應器(qi)(qi)的(de)(de)現代化(hua)(hua)生(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)線，可每小時生(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)PE40000磅以上。新的(de)(de)催(cui)(cui)化(hua)(hua)劑(ji)(ji)(ji)(ji)的(de)(de)開發為改(gai)進新等級HDPE的(de)(de)性能作(zuo)出(chu)貢(gong)獻。兩(liang)種(zhong)(zhong)(zhong)較(jiao)常(chang)用的(de)(de)催(cui)(cui)化(hua)(hua)劑(ji)(ji)(ji)(ji)種(zhong)(zhong)(zhong)類(lei)是(shi)菲利浦的(de)(de)鉻氧化(hua)(hua)物(wu)為基(ji)礎的(de)(de)催(cui)(cui)化(hua)(hua)劑(ji)(ji)(ji)(ji)和(he)鈦(tai)化(hua)(hua)合(he)(he)(he)物(wu)一(yi)(yi)烷基(ji)鋁催(cui)(cui)化(hua)(hua)劑(ji)(ji)(ji)(ji)。菲利浦型(xing)催(cui)(cui)化(hua)(hua)劑(ji)(ji)(ji)(ji)生(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)的(de)(de)HDPE有(you) 中寬度(du)分子(zi)(zi)量(liang)分布(bu)；鈦(tai)一(yi)(yi)烷基(ji)鋁催(cui)(cui)化(hua)(hua)劑(ji)(ji)(ji)(ji) 生(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)的(de)(de)分子(zi)(zi)量(liang)分布(bu)窄(zhai)。用復式(shi)反(fan)(fan)(fan)應器(qi)(qi)生(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)窄(zhai)MDW的(de)(de)聚合(he)(he)(he)物(wu)所(suo)用催(cui)(cui)化(hua)(hua)劑(ji)(ji)(ji)(ji)也可用 于生(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)寬MDW品級。舉例來(lai)說(shuo)，生(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)顯著不同(tong)分子(zi)(zi)量(liang)產(chan)(chan)(chan)(chan)(chan) 品的(de)(de)兩(liang)個串聯(lian)反(fan)(fan)(fan)應器(qi)(qi)可以生(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)出(chu)雙(shuang)峰分子(zi)(zi)量(liang)聚合(he)(he)(he)物(wu)，這(zhe)種(zhong)(zhong)(zhong)聚合(he)(he)(he)物(wu)具(ju)有(you)全(quan)寬域的(de)(de)分子(zi)(zi)量(liang)分布(bu)。

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