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9002-89-5

Basic Information
CAS No.: 9002-89-5
Name: Poly(vinyl alcohol)
Article Data: 15
Molecular Structure:
Molecular Structure of 9002-89-5 (Poly(vinyl alcohol))
Formula: (C2H4O)n
Molecular Weight: 44.05256
Synonyms: Poly(1-hydroxyethylene);Poly(Vinyl Alcohol);
EINECS: 209-183-3
Density: 1.30 g/cm3
Melting Point: 230-240 oC
Boiling Point: 23.5oC at 760 mmHg
Flash Point: 79 oC
Solubility: soluble in hot water
Appearance: white granule
Hazard Symbols: Xn
Risk Codes: 23/24/25-36/38-39/23/24/25-68/20/21/22-20/21/22
Safety: 24/25
PSA: 20.23000
LogP: 0.68790
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    Polyvinyl alcohol properties Melting point >300 °C Density 1.30 Flash point 79°C Storage conditions Store below +30°C. Solubility H2O: soluble (hot) Form Powder Color White to cream PH value 3.5-7.0 (40g/l, H2O, 20&de

    Our company engages in Electronic chemicals such as OLED,Photoresist chemical,Electrolyte additive and Intermediate Pharmaceutical production; development of noble metal catalysts,

  •  Henan Tianfu Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-371-55170693/55170694

    Address:Zhengzhou International Trade New Territory,Jinshui District,Zhengzhou ,China

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  • High Quality Poly(Vinyl Alcohol)

  • Casno:

    9002-89-5

    High Quality Poly(Vinyl Alcohol)

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Product name: Poly(Vinyl Alcohol) CAS No.:9002-89-5 Molecule Formula:(C2H4O)n Molecule Weight:44.05 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard TE

    Siwei Development Group Ltd. is a reputed professional enterprise in China dedicated to the Amino Acids production and sales of fine chemical products.Over the years we have been m

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    China (Mainland)  |  Contact Details

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  • Polyvinyl alcohol hydrolyzed, low molecular weight

  • Casno:

    9002-89-5

    Polyvinyl alcohol hydrolyzed, low molecular weight

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

    Zibo Dorne chemical technology co., LTD. is a biotechnology enterprise engaged in the R&D, production and sales of drugs, steroids, peptides, raw materials, vitamins, food additive

  •  Zibo Dorne chemical technology co. LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-18560316533

    Address:No. 416, 4th floor, zhongguancun science and technology city, no. 1, west 6th road, zhangdian district

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Specification

The Poly(vinyl alcohol), with the CAS registry number 9002-89-5, is also known as Partially hydrolysed polyvinyl alcohol. It belongs to the product categories of Polymer Science;Polymers;Vinyl Alcohols.This chemical's molecular formula is (C2H4O)n.What's more,Its systematic name is Polyvinyl alcohol.It is a polymer prepared from polyvinyl acetates by replacement of the acetate groups with hydroxyl groups. It is used as a pharmaceutic aid and ophthalmic lubricant as well as in the manufacture of surface coatings artificial sponges, cosmetics, and other products.Consumption of Poly(vinyl alcohol) was over one million metric tons in 2006.Larger producers include Kuraray (Japan and Europe) and Celanese (USA) but mainland China has installed a number of very large production facilities in the past decade and currently accounts for 45% of world capactity.It should be Store in a tightly closed container,and be cool, dry, well-ventilated area away from incompatible substances.

Safety Information of Poly(vinyl alcohol):
The Poly(vinyl alcohol) is Toxic by inhalation, in contact with skin and if swallowed. It is irritating to eyes and skin and danger of very serious irreversible effects. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. When you use it ,wear suitable protective clothing and gloves.  Avoid contact with skin and eyes. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) .

Some uses of Poly(vinyl alcohol) include:
(1)Adhesive and thickener material in latex paints, paper coatings, release liner, hairsprays, shampoos and glues; (2)T.extile sizing agent; (3)Carbon dioxide barrier in polyethylene terephthalate (PET) bottles; (4)Carotid phantoms for use as synthetic vessels in doppler flow testing; (5)Movie practical effect and children's play putty or slime when combined with borax; (6)Feminine hygiene and adult incontinence products as a biodegradable plastic backing sheet; (7)As a mold release because materials such as epoxy do not stick to it; (8)As a water-soluble film useful for packaging; (9)As fiber reinforcement in concrete; (10)As a surfactant for the formation of polymer encapsulated nanobeads.

The toxicity data of Poly(vinyl alcohol) as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 18750mg/kg (18750mg/kg) BEHAVIORAL: MUSCLE WEAKNESS

GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"

LIVER: OTHER CHANGES
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 55(5), Pg. 9, 1990.
mouse LD50 oral 14270mg/kg (14270mg/kg) BEHAVIORAL: MUSCLE WEAKNESS

GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"

LIVER: OTHER CHANGES
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 55(5), Pg. 9, 1990.
mouse LD50 oral 14700mg/kg (14700mg/kg) BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: MUSCLE WEAKNESS
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 51(10), Pg. 75, 1986.
rat LD50 oral > 20gm/kg (20000mg/kg) BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: MUSCLE WEAKNESS
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 51(10), Pg. 75, 1986.
rat LD50 oral 23854mg/kg (23854mg/kg) BEHAVIORAL: MUSCLE WEAKNESS

GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"

LIVER: OTHER CHANGES
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 55(5), Pg. 9, 1990.