目录产品

Poly(vinyl alcohol), MW 78000, 98% hydrolyzed (PVA 78K 98%)

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Catalog No. Packaging Size 价格 数量
15130-100 100 g
NT$1,050.00
15130-500 500 g
NT$3,550.00
Bulk Quote

描述

Polyvinyl alcohol (PVA, PVOH) are water-soluble resins of low toxicity. Resins at high % hydrolysis require heating at ~96°C in water for solution. Resins of lower % hydrolysis can be dissolved at progressively lower temperatures with 88% hydrolyzed resin requiring only 85°C for solution.

98 mol% hydrolyzed polyvinyl acetate (PVAc)
CAS#:
9002-89-5
Molecular Weight:
~78,000
Melting Point:
>220°
Tg:
85°
Density:
1.29
Viscosity:
4% AQ cps = 28.5-32.5%
Soluble In:
hot glycerol, hot glycols, hot water.
TSCA
 
Hazards:
Irritant
Handling:
Gloves & fume hood
Storage:
Store at room temperature
Code:
H5g - (hazard/handling/storage codes)

MSDS / Technical Data Sheets / Product Literature

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