Surface-modified silicon dioxides
Surface-modified, pyrogenically produced silicon dioxide is obtained by placing a pyrogenically produced silicon dioxide in a know mixing device, spraying it with a chemical compound from the group: CHF2-CF2-O-(CH2)3-Si(OCH3)3 CF3-CHF-CF2-O-(CH2)3-Si(OCH3)3 C4F9-CH2-CH2-Si(OCH3)3 C6F13-CH2-CH2-Si(OC...
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Main Authors | , , , , |
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Format | Patent |
Language | English |
Published |
04.07.1995
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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Summary: | Surface-modified, pyrogenically produced silicon dioxide is obtained by placing a pyrogenically produced silicon dioxide in a know mixing device, spraying it with a chemical compound from the group: CHF2-CF2-O-(CH2)3-Si(OCH3)3 CF3-CHF-CF2-O-(CH2)3-Si(OCH3)3 C4F9-CH2-CH2-Si(OCH3)3 C6F13-CH2-CH2-Si(OCH3)3 with intensive mixing, subsequently mixing it and tempering the mixture obtained for a fairly long time. |
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Bibliography: | Application Number: US19920957362 |