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Biobased acrylic acid plans advance 生物基丙烯酸计划向前发展
Pub Date : 2023-10-23 DOI: 10.1021/cen-10135-buscon1
None Matt Blois
Over the past decade, a number of companies have tried and failed to commercialize biobased production of acrylic acid , a monomer used to make paints, coatings, and superabsorbent polymers for diapers. Despite those false starts, two projects are moving ahead for biobased acrylic acid or its precursors. LG Chem and GS Caltex hope to start up a demonstration plant in South Korea early next year that will produce biobased 3-hydroxypropionic acid (3-HP), which can be dehydrated into acrylic acid. The plant will use LG Chem’s fermentation process and separation technology from GS Caltex. 3-HP can also be used to make biodegradable plastics, the companies say. In 2019, LG Chem announced a partnership with ADM to make acrylic acid from corn. LG Chem says the partnership with GS Caltex is separate and will use a different technology. Meanwhile, Låkril Technologies, a start-up that spun out of Paul Dauenhauer’s University of
在过去的十年里,许多公司都试图将丙烯酸的生物基生产商业化,但都以失败告终。丙烯酸是一种用于制造油漆、涂料和尿布用高吸水性聚合物的单体。尽管有这些错误的开始,两个项目正在推进生物基丙烯酸或其前体。LG化学和GS Caltex计划在明年初在韩国建立生产脱水后可制成丙烯酸的生物基3-羟基丙酸(3-HP)的示范工厂。该工厂将采用LG化学的发酵工艺和GS Caltex的分离技术,3-HP还可以用于生产生物可降解塑料。2019年,LG化学宣布与ADM合作,从玉米中生产丙烯酸。LG化学表示,与GS Caltex的合作是独立的,将使用不同的技术。与此同时,从保罗·道恩豪尔(Paul daenhauer)的芝加哥大学(University of University)剥离出来的初创企业l kril技术公司(l kril Technologies)
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引用次数: 0
Business Roundup 业务综述
Pub Date : 2023-10-23 DOI: 10.1021/cen-10135-buscon18
BUSINESS Business Roundup ShareShare onFacebookTwitterWechatLinked InRedditEmail C&EN, 2023, 101 (35), p 11October 23, 2023Cite this:C&EN 101, 35, 11AbstractLyondellBasell Industries has acquired a 50% interest in the Dutch plastics recycler De Paauw Sustainable Resources. De Paauw operates plants in Hengelo and Enschede, the Netherlands, and recycles mostly polypropylene and low-density polyethylene.  CJ CheilJedang has signed an agreement to supply amino and organic acids to Lygos to make its Soltellus and Ecoteria products. Soltellus are biodegradable polymers used in water treatment and other applications, while Ecoteria is a family of malonates. Methanex is restarting a methanol plant with 875,000 metric tons (t) of annual capacity in Trinidad and Tobago in September 2024. That same month, it will idle a methanol plant in the country with 1.1 million t of output when a natural gas supply contract expires.  Resonac is discontinuing its hard drive media business in Taiwan because of what it calls stagnant demand for hard drives. The Japanese chemical firm says it will liquidate the relevantView: PDF | Full Text HTMLDownload PDF
【摘要】利安德巴塞尔工业公司已收购荷兰塑料回收企业De Paauw Sustainable Resources 50%的股份。De Paauw在荷兰亨格洛和恩斯赫德设有工厂,主要回收聚丙烯和低密度聚乙烯。 CJ第一制糖与Lygos签订了为生产Soltellus和Ecoteria产品而向Lygos供应氨基酸和有机酸的协议。Soltellus是用于水处理和其他应用的可生物降解聚合物,而Ecoteria是丙二酸盐家族。Methanex将于2024年9月在特立尼达和多巴哥重新启动一座年产能为87.5万吨的甲醇工厂。同月,当天然气供应合同到期时,该公司将在该国闲置一座产量为110万吨的甲醇工厂。瑞科将停止其在台湾的硬盘媒体业务,原因是它所说的硬盘需求停滞不前。这家日本化工公司表示,它将清算相关资产
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引用次数: 0
Classifieds 分类广告
Pub Date : 2023-10-23 DOI: 10.1021/cen-10135-classifieds
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引用次数: 0
Diet determines orcas’ pollution exposure 饮食决定了逆戟鲸的污染暴露
Pub Date : 2023-10-23 DOI: 10.1021/cen-10135-scicon1
None Priyanka Runwal
In 2001, more than 90 nations signed a treaty to reduce or possibly eliminate the production and use of the so-called dirty dozen highly toxic chemicals that accumulate in the environment. These include pesticides such as DDT and chlordane and industrial compounds such as polychlorinated biphenyls (PCB). All these chemicals take decades to break down, get passed along the food chain, and are hazardous to humans and animals. Over the years, at least a dozen more persistent organic pollutants have been added to the treaty’s list . Orcas, also known as killer whales, are among the most affected marine animals . A recent study led by McGill University researchers found that the North Atlantic Ocean orcas they studied that mostly ate fish were less contaminated than orcas that preyed on marine mammals such as seals and dolphins ( Environ. Sci. Technol. 2023, DOI: 10.1021/acs.est.3c05516 ). In the Canadian Arctic Ocean,
2001年,90多个国家签署了一项条约,以减少或可能消除在环境中积累的所谓“肮脏的12种剧毒化学物质”的生产和使用。其中包括滴滴涕和氯丹等杀虫剂以及多氯联苯等工业化合物。所有这些化学物质都需要几十年的时间才能分解,并通过食物链传递,对人类和动物都是有害的。多年来,至少有十几种持久性有机污染物被添加到条约的清单中。逆戟鲸,也被称为虎鲸,是受影响最严重的海洋动物之一。麦吉尔大学(McGill University)研究人员最近进行的一项研究发现,他们研究的北大西洋逆戟鲸主要以鱼类为食,受污染程度低于捕食海豹和海豚等海洋哺乳动物的逆戟鲸(Environ)。科学。技术。2023,DOI: 10.1021/acs.est.3c05516)。在加拿大北冰洋
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引用次数: 0
US to put $7 billion into H2 hubs 美国将向氢气枢纽投入70亿美元
Pub Date : 2023-10-23 DOI: 10.1021/cen-10135-leadcon
None Craig Bettenhausen
The Biden administration has selected seven projects for funding in the US Department of Energy’s Regional Clean Hydrogen Hubs program. The recipients, which are spread across the US, will each receive about $1 billion in federal money. When all seven projects are operating, they will produce 3 million metric tons (t) per year of low-carbon hydrogen and eliminate 25 million t of carbon dioxide emissions, the DOE says. At an event in Philadelphia announcing the funding choices, US president Joe Biden called climate change an existential threat to humanity and highlighted hydrogen’s ability to replace fossil fuels in heavy industries like chemical production . “When it comes to charging our cars or powering our homes, all we need is clean electricity . . . And we’re getting close to meeting that goal,” Biden said. “But when it comes to manufacturing things like steel, aluminum, and other materials, factories need to
拜登政府已经为美国能源部的区域清洁氢中心计划选择了7个项目。这些受助人分布在美国各地,每人将获得约10亿美元的联邦资金。美国能源部表示,当这七个项目全部投入运营后,它们每年将生产300万吨低碳氢,减少2500万吨二氧化碳排放。在费城举行的一场宣布资金选择的活动上,美国总统乔·拜登称气候变化是对人类生存的威胁,并强调了氢在化学生产等重工业中取代化石燃料的能力。“当涉及到给我们的汽车充电或为我们的家庭供电时,我们所需要的只是清洁电力……我们正在接近实现这个目标。”“但在生产钢铁、铝和其他材料时,工厂需要这样做
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引用次数: 0
Gilead to partner with Assembly Bio 吉利德将与Assembly Bio合作
Pub Date : 2023-10-23 DOI: 10.1021/cen-10135-buscon16
None Laura Howes
Gilead Sciences is paying Assembly Biosciences $100 million for first refusal on all Assembly’s programs. The deal comprises $84.8 million in cash, plus $15.2 million in equity investment. Rather than buying the antiviral R&D firm outright, Gilead will integrate the company’s expertise in the herpes virus and hepatitis B and D. Assembly Bio will be responsible for early-stage research and development; if Gilead opts into any programs, it will take on all further work.
吉利德科学公司向Assembly Biosciences公司支付了1亿美元,以获得Assembly公司所有项目的优先购买权。该交易包括8,480万美元现金,外加1,520万美元股权投资。吉利德不会直接收购这家抗病毒药物研发公司,而是将整合该公司在疱疹病毒、乙型肝炎和乙型肝炎方面的专长。Assembly Bio将负责早期研发;如果吉利德选择加入任何项目,它将承担所有进一步的工作。
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引用次数: 0
HTE working with Stanford on CO2 to CO HTE与斯坦福大学合作研究二氧化碳转化为二氧化碳
Pub Date : 2023-10-23 DOI: 10.1021/cen-10135-buscon9
None Alex Tullo
The high-throughput experimentation company HTE is working with Stanford University chemistry professor Matthew Kanan on catalysts that make carbon monoxide from carbon dioxide. Metal-free reverse water-gas shift catalysts were tested for 3 months in HTE’s high-throughput units to get results that would have taken many years to obtain in his own lab, Kanan says . The ultimate hope is to be able to make chemicals and fuels from CO 2 emissions and hydrogen. Kanan says the performance of the catalysts has been encouraging for future scale-up.
高通量实验公司HTE正与斯坦福大学化学教授马修·卡南合作,研究将二氧化碳转化为一氧化碳的催化剂。无金属逆水气转换催化剂在HTE的高通量装置上测试了3个月,得到了在他自己的实验室需要多年才能得到的结果,Kanan说。最终的希望是能够从二氧化碳排放和氢气中制造化学物质和燃料。Kanan说,催化剂的性能对未来的规模扩大是令人鼓舞的。
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引用次数: 0
Thermo Fisher to buy Olink for $3.1 billion 赛默飞世尔将以31亿美元收购Olink
Pub Date : 2023-10-23 DOI: 10.1021/cen-10135-buscon14
None Rick Mullin
Thermo Fisher Scientific will acquire the Swedish proteomics specialist Olink for $3.1 billion. Drawing on a library of 5,300 validated protein biomarkers, Olink has developed a high-throughput analysis platform for protein sequencing. The company has operations in the US and Asia as well as Europe. Olink’s proteomics capabilities will complement Thermo Fisher’s mass spectrometry and other assets in life sciences technology, Thermo Fisher CEO Marc N. Casper says in a press release announcing the deal. The sale is likely to be completed by mid-2024.
赛默飞世尔科技将以31亿美元收购瑞典蛋白质组学专家Olink。利用5300个经过验证的蛋白质生物标记物库,Olink开发了一个高通量的蛋白质测序分析平台。该公司在美国、亚洲和欧洲都有业务。赛默飞世尔首席执行官Marc N. Casper在宣布该交易的新闻发布会上表示,Olink的蛋白质组学能力将补充赛默飞世尔的质谱和其他生命科学技术资产。这笔交易可能会在2024年中期完成。
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引用次数: 0
FDA approves Pfizer’s Velsipity FDA批准辉瑞公司的Velsipity
Pub Date : 2023-10-23 DOI: 10.1021/cen-10135-buscon17
None Laurel Oldach
The US Food and Drug Administration has approved the Pfizer ulcerative colitis drug etrasimod. The oral drug, trade named Velsipity, targets a subset of receptors for the inflammatory signaling molecule sphingosine-1-phosphate. Ulcerative colitis is an inflammatory colon condition that can cause severe bloody diarrhea and abdominal pain. Patients can be treated with steroids, biologics, or JAK inhibitors. Pfizer says Velsipity has an edge because it is available as a once-a-day pill. Pfizer acquired the drug when it bought Arena Pharmaceuticals in 2022. The company is also developing etrasimod for Crohn’s disease and for inflammatory conditions of the skin, esophagus, and scalp.
美国食品和药物管理局批准了辉瑞公司治疗溃疡性结肠炎的药物etrasimod。这种名为Velsipity的口服药物靶向炎症信号分子鞘氨醇-1-磷酸受体的一个亚群。溃疡性结肠炎是一种炎症性结肠疾病,可引起严重的带血腹泻和腹痛。患者可使用类固醇、生物制剂或JAK抑制剂进行治疗。辉瑞公司表示,Velsipity具有优势,因为它可以作为一天一次的药丸使用。辉瑞公司在2022年收购Arena制药公司时获得了该药。该公司还在开发用于克罗恩病以及皮肤、食道和头皮炎症的etrasimod。
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引用次数: 0
Snake venom treatments leverage evolution 蛇毒疗法利用了进化
Pub Date : 2023-10-23 DOI: 10.1021/cen-10135-feature1
None Virat Markandeya, special to C&EN
Tucked away in Tamil Nadu, a state at India’s southern tip, is a facility run by members of the Irula tribe, an ethnic group known internationally for a long tradition of snake handling . Because it’s the only large-scale venom extraction facility in India, antivenom manufacturers in the country have depended on the Irula snake catchers cooperative for about 45 years. But this dependence has created a problem that’s tough to unravel. The cooperative’s venom samples are particular to the region. Species these snake handlers work with are found in many parts of India, but even within the same species, snakes have developed varying recipes and proportions of toxic proteins in their venoms. Ultimately, this means many antivenoms developed on the basis of samples from Tamil Nadu aren’t as effective against snakebites elsewhere in India, a country with tens of thousands of snakebite-related deaths per year, the highest total in
在印度最南端的泰米尔纳德邦,有一个由伊鲁拉部落成员经营的设施,伊鲁拉部落是一个以处理蛇的悠久传统而闻名于世的民族。由于这是印度唯一的大型蛇毒提取设施,该国的抗蛇毒血清制造商已经依赖Irula捕蛇合作社约45年了。但这种依赖造成了一个难以解决的问题。合作社的毒液样本是该地区特有的。这些处理蛇的人在印度的许多地方都能找到蛇,但即使在同一物种中,蛇的毒液中有毒蛋白质的配方和比例也各不相同。最终,这意味着许多基于泰米尔纳德邦样本开发的抗蛇毒血清对印度其他地方的蛇咬伤没有那么有效。印度每年有数万人因蛇咬伤死亡,是印度死亡人数最多的国家
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