老年夫妻同房干涩没水怎么治,亚洲精品无码久久千人斩,日99久9在线 | 免费,亚洲精品无码久久久久苍井空国产一

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: 民丰县| 常宁市| 桐梓县| 克东县| 镇坪县| 彰化市| 廊坊市| 绥滨县| 区。| 长治县| 根河市| 绩溪县| 大丰市| 文成县| 尚义县| 永登县| 阳新县| 桐城市| 津南区| 石首市| 西盟| 竹山县| 张掖市| 芜湖市| 元阳县| 本溪市| 增城市| 东乌| 平和县| 绥江县| 武川县| 邹城市| 清丰县| 阳东县| 丰顺县| 综艺| 甘南县| 晋城| 白水县| 陇川县| 错那县|