亚洲a∨无码一区二区三区,好屌爽在线视频,成人艳情一二三区,亚洲中文字幕在线观看

Welcome to Shanghai Yixiang Chemical Co., Ltd technology website, 0086-532-66721921

SERVICE HOTLINE:

0086-532-66721921

PVP Homopolymers- Technical Grade PVP

Product Name:Polyvinylpyrrolidone

Chemical Description:Homopolymer of 1-Vinly-2-Pyrrolidone,Polyvinylpyrrolidone

INCI/CTFA:PVP

CAS NO.:9003-39-8

Formula structure:

    Product Properties:Technical grade PVP(PVP K Series) products are existing as powder and water solution form,and being supplied in a wide molecular weight range,easily dissolve in water,alcohol and other organic solvents.They are highly hygroscopicity,excellent film-forming capacity,adhesiveness and chemical stability,none toxicity.

    Applications: Technical grade PVP are being used in Textiles/Fibers,Adhesives,Coatings/paintings,Laundry/Household detergent,Inks,Ceramics and other hi-tech industries.

Specifications:

Online Service
Contact us

Hot Tel

0086-532-66721921

Work Shift

from Monday to Friday

QR code
Service
精品国偷自产在线视频| 高清一区二区三区日本久| 男人下部进女人下部视频| 男人激烈吮乳吃奶动图| 亚洲 欧美 日韩 国产综合 在线 | 亚洲国产欧美在线人成| 久久久久久久综合狠狠综合| 精品日产一区二区三区| 色屁屁www影院免费观看入口| 亚洲精品动漫免费二区| 艳妇臀荡乳欲伦交换在线播放 | 狠狠97人人婷婷五月| 久久久久国产精品嫩草影院| 女人脱了内裤趴开腿让男躁 | 久久久精品国产免大香伊| 亚洲h在线播放在线观看h| 国产成人综合在线视频| 久久强奷乱码老熟女网站| 强插女教师av在线| 欧美精品videosex极品| 大乳丰满人妻中文字幕日本| 国产精品久久久久久久久久久久午衣片| 欧美综合自拍亚洲综合图片区| 亚洲精品白浆高清久久久久久| 色一情一乱一伦麻豆| 大屁股熟女一区二区三区 | 久久精品国产成人av| 国产乱人伦真实精品视频| 国产午夜福利久久精品| 99re8这里有精品热视频免费| 国产亚洲美女精品久久久| 国产精品无码av天天爽| 厨房人妻hd中文字幕| 日韩网红少妇无码视频香港| 国产免费无码一区二区视频| 伊人久久大香线蕉av不卡| 国产真人无遮挡作爱免费视频| 99久久精品国产一区二区蜜芽| 国产丝袜美女一区二区三区| 正在播放东北夫妻内射| 欧美性猛交xxxx富婆|