欧美色亚洲色,天堂A∨在线A,天堂国产成人综合亚洲,伊人成人视屏

你好,歡迎訪問(wèn)濟(jì)南金昊化工有限公司!

專(zhuān)注品質(zhì),信賴(lài)服務(wù)

我們用心做產(chǎn)品服務(wù)

咨詢(xún)熱線(xiàn):

13655318786

常見(jiàn)問(wèn)題

您現(xiàn)在的位置: 網(wǎng)站首頁(yè)>>新聞中心>>常見(jiàn)問(wèn)題順酐的用途已經(jīng)在各方面都使用

順酐的用途已經(jīng)在各方面都使用

來(lái)源:http://m.m9660.cn/ 日期:2024-01-13 發(fā)布人: 瀏覽次數(shù):0

順酐:目前次于苯酐和醋酐的第三大酸酐,主要用于不飽和聚酯樹(shù)脂、醇酸樹(shù)脂。

Maleic anhydride: currently the third largest anhydride after phthalic anhydride and acetic anhydride, mainly used in the production of unsaturated polyester resin and alkyd resin.

另外還用于農(nóng)藥、醫(yī)藥、涂料、油墨、潤(rùn)滑油添加劑、造紙化學(xué)品、紡織品整理劑、食品添加劑以及表面活性劑等領(lǐng)域。

In addition, it is also used in fields such as pesticides, pharmaceuticals, coatings, inks, lubricant additives, papermaking chemicals, textile finishing agents, food additives, and surfactants.

以順酐為原料可以1,4-丁二醇(BOD)、v-丁內(nèi)酯(GBL)、四氫呋喃(THF)、馬來(lái)酸、富馬酸和四氫酸酐等一系列重要的有機(jī)化學(xué)品和精細(xì)化學(xué)品,開(kāi)發(fā)利用前景十分廣闊。

20211126030402435.jpg

A series of important organic and fine chemicals, such as 1,4-butanediol (BOD), n-butyrolactone (GBL), tetrahydrofuran (THF), maleic acid, fumaric acid, and tetrahydroanhydride, can be produced from maleic anhydride as a raw material. The development and utilization prospects are very broad.

我國(guó)2003年表觀消費(fèi)量約為21.1萬(wàn)噸。其消費(fèi)結(jié)構(gòu)為:不飽和聚酯樹(shù)脂對(duì)順酐的需求量約占總需求量的71.1%,涂料約占6.2%,酒石酸約占3.8%,潤(rùn)滑油添加劑約占0.9%,農(nóng)用化學(xué)品約占1.4%,琥珀酸及斷約占2.4%,BDO、TFH等加氫產(chǎn)品約占2.8%,其他方面約占11.4%。

The apparent consumption in China was approximately 211000 tons in 2003. Its consumption structure is as follows: the demand for maleic anhydride in unsaturated polyester resin accounts for about 71.1% of the total demand, coatings account for about 6.2%, tartaric acid accounts for about 3.8%, lubricating oil additives account for about 0.9%, agricultural chemicals account for about 1.4%, succinic acid and succinic acid account for about 2.4%, hydrogenation products such as BDO and TFH account for about 2.8%, and other aspects account for about 11.4%.

相關(guān)新聞
楓力亚洲无码在线观看| 在线观看九一麻豆国产| 亚洲av色悠| 久久精品电影观看| 日韩精华一区二区| 少妇高潮迭起免费视频| 国产精选 久久久 按摩精品| 性爱偷拍网址| 蜜桃男人天堂av| 亚洲iv无码一区二区三区四区| 啊啊啊久久久| 小说av乛| 无码国产精成人一区二区三区| 日韩一区二区三区蜜臀AV| 欧美日韩要射| 韩国欧美一区| 一久本道国产精品| 亚洲AV无码国产精品蜜臀久久| 日韩黄色鸡桶逼片| 91久久久人妻精品一区二区| 后入内射肉丝少妇| 一本道 欧美| 人妻少妇偷人精品久久视频| 免费大黑鸡巴插嫩逼视频生活片| 久久黄AV| 久久久久久 少妇| 美日韩一级在线| 大鸡巴狂操女人| 婷五月视频| 韩国AV老熟妇| 国产精品伦一区二区三区免费看| 啊啊啊不要操我在线播放| 人妻五十路日韩熟妻| 中文字暮无码| 国产精品美女久久久久AV爽| 亞洲精品成人| 日本一区二区三区性爱大片| 亚洲精品久久久久久三级片| 人妻熟女AⅤ一区二区三区汇编| 亚州一二高清视频| 国产精品久久白浆一区二区|