Poly vinyl butyral (PVB)
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Post Date:
Mar 04,2020
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Expiry Date:
Aug 31,2020
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Detailed Description:
Cas No. :63148-65-2
Viscosity Second <5 5-10 10-18 18-40 30-60 60-180
Mpa.s <50 50-99 100-299 10-50 20-60 50~150
Free acid % ≤0.06 ≤0.06 ≤0.05 ≤0.05 ≤0.05 ≤0.05
Condensation (vinyl butyral base)% 68-78 68-78 68-78 69-78 70-78 70-78
Volatile content % ≤3 ≤3 ≤3 ≤3 ≤3 ≤3
Ash content % ≤0.12 ≤0.12 ≤0.12 ≤0.12 ≤0.12 ≤0.12
Transparence 430nm ≥70 ≥70 ≥70 ≥70 ≥70 ≥70
660nm ≥90 ≥90 ≥90 ≥90 ≥90 ≥90
Weight (kg/Each) 12.5 12.5 12.5 12.5 12.5 12.5 12.5
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CAS Registry Number:
63148-65-2
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Synonyms:
;polyvinylbutyral resin;poly(vinyl butyral);PVB;
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Molecular Formula:
C16H28O5
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Molecular Weight:
300.39532
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Molecular Structure:
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Hazard Symbols:
Xi:;
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Risk Codes:
36/37/38:;
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Safety Description:
S24/25:;
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