Man-made vitreous fibres

Title:

Man-made vitreous fibres

Document Type and Number:

WIPO Patent Application WO1996014454

Kind Code:

A3

Abstract:

Man-made vitreous fibres have a solubility at pH 4.5 of at least 20nm per day and a melt viscosity of 10-70 poise at 1,400°C. A composition which will provide these properties is selected for their manufacture and contains at least 105 by weight Al₂O₃. Novel fibres contain at least 6% by weight Na₂O + K₂O.

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Inventors:

JENSEN SOREN LUND (DK)
CHRISTENSEN VERMUND RUST (DK)
GULDBERG MARIANNE (DK)

Application Number:

PCT/EP1995/004395

Publication Date:

July 25, 1996

Filing Date:

November 08, 1995

Export Citation:

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Assignee:

ROCKWOOL INT (DK)
JENSEN SOREN LUND (DK)
CHRISTENSEN VERMUND RUST (DK)
GULDBERG MARIANNE (DK)

International Classes:

C03B37/01; C03C3/087; C03C13/00; C03C13/02; C03C13/06; D03D13/00; D03D15/12; (IPC1-7): C03C13/00

Domestic Patent References:

WO1989012032A2

1989-12-14

Foreign References:

EP0057397A1	1982-08-11
EP0231691A1	1987-08-12
US3736162A	1973-05-29
EP0583791A1	1994-02-23

Other References: