The invention relates to a composition adapted for use as a sealing strip in the manufacture of insulating structures. The composition includes a polymeric base material, a cross linking agent, an adhesion promoter and less than 10% tackifier. The invention further relates to an insulating structure
The invention relates to a composition adapted for use as a sealing strip in the manufacture of insulating structures. The composition includes a polymeric base material, a cross linking agent, an adhesion promoter and less than 10% tackifier. The invention further relates to an insulating structure including first and second panes with the sealing strip positioned therebetween.
대표청구항▼
1. An insulating structure, comprising: a first pane; a second pane; and a sealing strip characterized by improved compression resistance and low moisture vapor transmission rates whereby no spacer or moisture vapor barrier is present therein, said sealing strip positioned between the first pan
1. An insulating structure, comprising: a first pane; a second pane; and a sealing strip characterized by improved compression resistance and low moisture vapor transmission rates whereby no spacer or moisture vapor barrier is present therein, said sealing strip positioned between the first pane and the second pane, the sealing strip composition including: a polymeric base material including in combination compounds chosen from the group consisting of polyisobutylene polymers, polyisobutylene copolymers, brominated olefin terpolymers, butyl rubber copolymers and styrene butadiene copolymers; a cross linking agent chosen from the group consisting of, divalent salts of organic fatty acids, zinc stearate, zinc octoate, tin octoate and calcium stearate; an adhesion promotor, and a tackifier. 2. The insulating structure according to claim 1, wherein the cross linking agent is zinc octoate. 3. The insulating structure according to claim 1, wherein the adhesion promoter is chosen from the group consisting of organopolysiloxanes, organosilanes, organoaminosilanes, epoxysilanes, thiosilanes, organosilanols, alkoxysilanes, acetoxysilanes and ketoxysilanes. 4. The insulating structure according to claim 1, wherein the adhesion promoter is chosen from the group consisting of vinyltriethoxy silane, methyltris(isopropenoxy)silane, (N,N-Dimethyl-3-aminopropyl) silane, gamma-glycidoxy-propyltrimethoxysilane, polydimethylsiloxane and N-beta-(aminoethyl)-gamma-aminopropyltrimethoxysilane. 5. The insulating structure according to claim 1, wherein the adhesion promoter is organoaminosilane. 6. The insulating structure according to claim 1, wherein the tackifier is chosen from the group consisting of organic monomers, oligomers and polymers of hydrogenated resins, hydrogenated resins, polyterpene resins, pentaerythritol esters of hydrogenated wood resins, phenolic polyterpene resins, alpha pinene resins, dipentene resins, hydrogenated esters, cycloalkene resins, phenol-aldehyde resins, rosin acids and esters, dipentene resins, petroleum hydrocarbon resins and alkyl aromatic hydrocarbon resins. 7. The insulating structure according to claim 1, wherein the tackifier is hydrogenated resins. 8. The insulating structure according to claim 7, wherein the adhesion promoter is chosen from the group consisting of organopolysiloxanes, organoaminosilanes, aminosilanes, epoxysilanes, thiosilanes, organosilanols, alkoxysilanes, acetoxysilanes and ketoxysilanes. 9. The insulating structure according to claim 1, wherein the sealing strip composition further includes a filler, a molecular sieve and a plasticizer. 10. The insulating structure according to claim 1, wherein the polymeric base material is polyisobutylene-co-p-bromomethyl styrene terpolymer. 11. a first pane; a second pane; and a sealing strip characterized by improved compression resistance and low moisture vapor transmission rates whereby no spacer or moisture vapor barrier is present therein, said sealing strip positioned between the first pane and the second pane, the sealing strip composition including: a polymeric base material including in combination compounds chosen from the group consisting of polyisobutylene polymers, polyisobutylene copolymeres, brominated olefin terpolymers, butyl rubber copolymers and styrene butadiene copolymeres; a cross linking agent chosen from the group consisting of, divalent salts of organic acids, zinc stearate, zinc octoate and calcium stearate; an adhesion promotor, and a tackifier. 12. The polyolefin copolymer of claim 11 consisting of polyisobutylene copolymer. 13. The bominated olefin terpolymer of claim 11 consisting of polyisobutylene-co-p-bromomethyl styrene terpolymer. 14. The cross linking agent of claim 11 consisting of zinc octoate.
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