CA1157653A - Methode et dispositif de trempe d'articles en verre par echange d'ions - Google Patents

Info

Publication number

CA1157653A

CA1157653A CA000376377A CA376377A CA1157653A CA 1157653 A CA1157653 A CA 1157653A CA 000376377 A CA000376377 A CA 000376377A CA 376377 A CA376377 A CA 376377A CA 1157653 A CA1157653 A CA 1157653A

Authority

CA

Canada

Prior art keywords

salt

glass products

salt melt

melt

furnace

Prior art date

1981-04-28

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Links

• Espacenet
• Global Dossier
• CIPO
• Discuss

• 239000011521 glass Substances 0.000 title claims abstract description 71
• 238000000034 method Methods 0.000 title claims abstract description 33
• 230000008569 process Effects 0.000 title claims abstract description 33
• 238000005342 ion exchange Methods 0.000 title claims abstract description 17
• 238000005728 strengthening Methods 0.000 title claims abstract description 8
• 150000003839 salts Chemical class 0.000 claims abstract description 135
• 238000011282 treatment Methods 0.000 claims abstract description 42
• 238000005507 spraying Methods 0.000 claims abstract description 21
• 239000000969 carrier Substances 0.000 claims abstract description 11
• 230000032258 transport Effects 0.000 claims abstract description 11
• 238000010992 reflux Methods 0.000 claims abstract description 5
• 229910001413 alkali metal ion Inorganic materials 0.000 claims abstract description 4
• 239000007921 spray Substances 0.000 claims description 22
• 239000000155 melt Substances 0.000 claims description 10
• 239000007789 gas Substances 0.000 claims description 8
• 238000001816 cooling Methods 0.000 claims description 6
• 238000010438 heat treatment Methods 0.000 claims description 6
• 238000007654 immersion Methods 0.000 claims description 6
• 238000006073 displacement reaction Methods 0.000 claims description 3
• 239000005357 flat glass Substances 0.000 claims description 3
• 230000005484 gravity Effects 0.000 claims description 3
• 239000000203 mixture Substances 0.000 claims description 3
• 239000007788 liquid Substances 0.000 claims description 2
• 238000012856 packing Methods 0.000 claims description 2
• 238000005192 partition Methods 0.000 claims description 2
• 238000000926 separation method Methods 0.000 claims description 2
• 239000000543 intermediate Substances 0.000 claims 7
• 238000011144 upstream manufacturing Methods 0.000 claims 1
• 239000010410 layer Substances 0.000 description 7
• 238000003426 chemical strengthening reaction Methods 0.000 description 2
• 230000009467 reduction Effects 0.000 description 2
• 230000009471 action Effects 0.000 description 1
• 229910052783 alkali metal Inorganic materials 0.000 description 1
• -1 alkali metal salt Chemical class 0.000 description 1
• 230000008901 benefit Effects 0.000 description 1
• 230000015572 biosynthetic process Effects 0.000 description 1
• 238000007796 conventional method Methods 0.000 description 1
• 238000005485 electric heating Methods 0.000 description 1
• 230000006872 improvement Effects 0.000 description 1
• 229910052751 metal Inorganic materials 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 238000004064 recycling Methods 0.000 description 1
• 230000008929 regeneration Effects 0.000 description 1
• 238000011069 regeneration method Methods 0.000 description 1
• 238000005096 rolling process Methods 0.000 description 1
• 239000002344 surface layer Substances 0.000 description 1
• 238000005496 tempering Methods 0.000 description 1
• 238000009736 wetting Methods 0.000 description 1