国产亚洲av人片在线观看,最新国产av无码专区亚洲,欧美激情内射喷水高潮,中国极品少妇videossexhd

Qingdao Unichem International Trade Co., Ltd.
Add: Hua Run Mansion A, No.6, Shandong Road, Qingdao, China.

Tel: 0086 532 85819859 85826252 88789568
Fax: 0086 532 85816786
E-mail: president@sinounichem.com Contact Person: Zhang Huanyu
Http://www.tpyad.com

PLASTIC ADDITVES
TDS of HQEE
·pre
2023-12-22 11:20:36 | FROM:admin
·next


TDS of HQEE
Chemical Name : Hydroquinone Bis(2-hydroxyethyl)Ether
Molecular Formula: C10H14O4
Molecular Weight: 198.2
Structure:
   
CAS Number: 104-38-1

Specification:
Appearance: white solid powder
Hydroxyl value550-580mgKOH/g
moisture      ≤0.2%
Melting Point: ≥100
Soluablity :  not soluable in DMFacetone、anone、ethyl acetate etc.

Main Application :
HQEE is a new-style poisonless chain extender instead of MOCA . Widely applied in MDI ’ PUR  series such as CPU /TPU /MPU .  Can greatly improve polyurethane’ temperature-resisting grade mechanical property such as tearing ength ,shearing ability, hardness& rigidity , elastic resilience. Effectively improve the storage stability & burning-resistance of PUR’ gross rubber .
MDI/HQEE usually applied in the PUR products such as oil well seals , forklift tires ,conveyor belt ,hydraulic cylinder seals which have higher requirements on physical ability .  Can  improve the function of high resilient microspore foam products.

Package :
25kg/cardboard drum (with PE bag inside )
Storage:
HQEE is easy to absorb humidity and can change color when under the sun . Should seal closely and keep from humidity and sunshine . Keep ventilation .
 
 
 

无码中文字幕波多野结衣| 又大又粗又爽A级毛片免费看| 尤物精品视频无码福利网| 国产精品成人99久久久久| 国内精品伊人久久久久影院对白| 熟妇人妻av无码一区二区三区| 无码精品a∨在线观看十八禁| 欧美一区二区三区久久综合| 麻豆日产精品卡2卡3卡4卡5卡| 国产精品无码无卡在线观看久| 漂亮人妻偷人精品视频| 亚洲精品无码日韩国产不卡AV| 无码国产精品久久一区免费| 97久久精品无码一区二区| 日韩好精品视频你懂的| 亚洲VA久久久噜噜噜久久天堂| AV最新高清无码专区| 午夜不卡欧美AAAAAA在线观看| 亚洲高清无在码在线电影不卡| 亚洲AV高清一区二区三区| 国产MD视频一区二区三区| 日日摸夜夜添夜夜添无码免费视频| 又大又硬又爽18禁免费看| 免费的成年私人影院网站| 老司机午夜福利视频| 好男人资源社区在线播放| 国产稚嫩高中生呻吟激情在线视频| 中文字幕精品亚洲无线码一区| 啦啦啦免费视频播放| 欧美又大粗又爽又黄大片视频| 久久久精品免费| 非洲黑人性xxxx精品| 日本公与熄乱理在线播放| 亚洲av高清一区二区三区| 棚区户勇猛农民工| 四虎影视永久地址www成人| 人妻暴雨中被强制侵犯在线| 国产精品无码一区二区在线看| 二三四五六七无产乱码| 啦啦啦资源在线观看视频| 午夜人妻理论片天堂影院|