色成人综合网-色成人综合-色成人在线-色成人亚洲-色成人免费网站-色草视频

logo_Jiangsu Zhengdan Chemical Industry Co., Ltd.

Stock code : 300641

Hot products:Vinyltoluene (VT) , High-flash aromatic naphthas (SA) , Trimellitic anhydride (TMA)-White or yellowish Flake ,
zhengdanchem.com
Products
Home >> Products

Trimellitic anhydride (TMA)-White or yellowish Flake

Molecular formula: C9H4O5
Structural formula:
CAS No.: 552-30-7
Physical and chemical properties: Appearance: white or yellowish flake.
Solubility: soluble in hot water, acetone, N,N-dimethylformamide, cyclohexanone, cyclohexanone, soluble in absolute ethanol and reactive with it.  
Applications: TMA is mainly used to produce plasticizer such as TOTM, polyester resin for powder coating, polyamide-imide resin for insulating varnish (wire enamel), water-soluble alkyd resin coating, epoxy curing agent, lubricant, etc.
Application areas:

Powder coating
Powder coating

Enameled wire paint
Enameled wire paint

Package: 25kg /paper-plastic compound bag, 500 kg or 1000 kg woven bag.
Quality index:
Item Quality index
Appearance white or yellowish flake
Acid value, mgKOH/g ≥ 873.00
Anhydride content, wt% ≥ 98.00
Melting point, ℃ ≥ 164.0
Melt color, (Pt-Co) ≤ 120
PA content, ppm ≤ 100 (Superior≤50)

Go
TOP

主站蜘蛛池模板: 亚洲成av人片天堂网| 99久久精品免费精品国产| av无码专区亚洲avl在线观看| 成人免费毛片内射美女-百度| 亚洲精品久久久久久动漫| 中文字幕精品一区二区精品| 亚洲 成人 欧美 自拍| 波多野结衣av一区二区全免费观看 | 午夜精品一区二区三区的区别 | 韩日美无码精品无码| 久久精品熟女亚洲av麻豆| 91极品女神嫩模在线播放| 天堂网在线最新版www中文网| 在线观看国产精品va| 日韩视频在线观看| 亚洲精品高清国产一线久久| 天天干天天日天天射天天操毛片| 精品国产乱码久久久久夜深人妻| 亚洲视频一二| 国产ww久久久久久久久久| av国产传媒精品免费| 国产六月婷婷爱在线观看| 亚洲av日韩精品久久久久久| 免费在线色视频| 熟女少妇丰满一区二区| 婷婷丁香五月六月综合激情啪| 中文无码日韩欧免费视频| 成人国产一区二区三区| 你懂的在线免费观看| 人妻少妇乱子伦精品| 成人免费区一区二区三区| 不卡的毛片| 毛色毛片免费观看| 男女作爱免费网站| 欧美爆操| 国产欧美精品aaaaaa片| 被灌满精子的波多野结衣| 激情丁香六月| 品色堂免费论坛| 天天噜日日噜夜夜噜| 国产精品秘入口18禁麻豆免会员|