CS202049B2 - Process for the stabilization of viscosity of polyvinylacetal resins - Google Patents
Process for the stabilization of viscosity of polyvinylacetal resins Download PDFInfo
- Publication number
- CS202049B2 CS202049B2 CS765263A CS526376A CS202049B2 CS 202049 B2 CS202049 B2 CS 202049B2 CS 765263 A CS765263 A CS 765263A CS 526376 A CS526376 A CS 526376A CS 202049 B2 CS202049 B2 CS 202049B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- resin
- viscosity
- buffer
- polyvinyl acetal
- citrate
- Prior art date
Links
- 229920005989 resin Polymers 0.000 title claims abstract description 78
- 239000011347 resin Substances 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims description 13
- 230000006641 stabilisation Effects 0.000 title description 2
- 238000011105 stabilization Methods 0.000 title description 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical compound CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000011354 acetal resin Substances 0.000 claims abstract description 24
- 229920006324 polyoxymethylene Polymers 0.000 claims abstract description 24
- 229920002554 vinyl polymer Polymers 0.000 claims description 30
- 239000000872 buffer Substances 0.000 claims description 27
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims description 21
- 229910019142 PO4 Inorganic materials 0.000 claims description 18
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 17
- 239000010452 phosphate Substances 0.000 claims description 17
- 230000003584 silencer Effects 0.000 claims description 14
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 claims description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- 239000013522 chelant Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 5
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 239000003446 ligand Substances 0.000 claims description 5
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 239000008363 phosphate buffer Substances 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 claims description 3
- GHCZTIFQWKKGSB-UHFFFAOYSA-N 2-hydroxypropane-1,2,3-tricarboxylic acid;phosphoric acid Chemical compound OP(O)(O)=O.OC(=O)CC(O)(C(O)=O)CC(O)=O GHCZTIFQWKKGSB-UHFFFAOYSA-N 0.000 claims description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- CBECDWUDYQOTSW-UHFFFAOYSA-N 2-ethylbut-3-enal Chemical compound CCC(C=C)C=O CBECDWUDYQOTSW-UHFFFAOYSA-N 0.000 claims 1
- JTHNLKXLWOXOQK-UHFFFAOYSA-N n-propyl vinyl ketone Natural products CCCC(=O)C=C JTHNLKXLWOXOQK-UHFFFAOYSA-N 0.000 claims 1
- 239000005336 safety glass Substances 0.000 abstract description 17
- 239000011521 glass Substances 0.000 abstract description 15
- -1 polyethylene terephthalate Polymers 0.000 abstract description 8
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract description 4
- 239000005020 polyethylene terephthalate Substances 0.000 abstract description 4
- 239000004814 polyurethane Substances 0.000 abstract description 4
- 239000007853 buffer solution Substances 0.000 abstract description 3
- 229920002301 cellulose acetate Polymers 0.000 abstract description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 abstract description 2
- 239000004417 polycarbonate Substances 0.000 abstract description 2
- 229920000515 polycarbonate Polymers 0.000 abstract description 2
- 239000004926 polymethyl methacrylate Substances 0.000 abstract description 2
- 229920002635 polyurethane Polymers 0.000 abstract description 2
- 229920000915 polyvinyl chloride Polymers 0.000 abstract description 2
- 239000004800 polyvinyl chloride Substances 0.000 abstract description 2
- 229920002620 polyvinyl fluoride Polymers 0.000 abstract description 2
- 239000002738 chelating agent Substances 0.000 abstract 1
- 229920001296 polysiloxane Polymers 0.000 abstract 1
- 229920000131 polyvinylidene Polymers 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 18
- 235000021317 phosphate Nutrition 0.000 description 17
- 239000004014 plasticizer Substances 0.000 description 16
- 239000000203 mixture Substances 0.000 description 12
- 150000001241 acetals Chemical class 0.000 description 10
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 9
- 239000011229 interlayer Substances 0.000 description 9
- 230000003647 oxidation Effects 0.000 description 9
- 238000007254 oxidation reaction Methods 0.000 description 9
- 239000010410 layer Substances 0.000 description 8
- 229920003023 plastic Polymers 0.000 description 8
- 239000004033 plastic Substances 0.000 description 8
- 230000002238 attenuated effect Effects 0.000 description 7
- 238000004383 yellowing Methods 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical group CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 239000000523 sample Substances 0.000 description 5
- 239000011550 stock solution Substances 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 4
- 235000015165 citric acid Nutrition 0.000 description 4
- 238000006731 degradation reaction Methods 0.000 description 4
- CEYULKASIQJZGP-UHFFFAOYSA-L disodium;2-(carboxymethyl)-2-hydroxybutanedioate Chemical compound [Na+].[Na+].[O-]C(=O)CC(O)(C(=O)O)CC([O-])=O CEYULKASIQJZGP-UHFFFAOYSA-L 0.000 description 4
- HKIOYBQGHSTUDB-UHFFFAOYSA-N folpet Chemical compound C1=CC=C2C(=O)N(SC(Cl)(Cl)Cl)C(=O)C2=C1 HKIOYBQGHSTUDB-UHFFFAOYSA-N 0.000 description 4
- OJXOOFXUHZAXLO-UHFFFAOYSA-M magnesium;1-bromo-3-methanidylbenzene;bromide Chemical compound [Mg+2].[Br-].[CH2-]C1=CC=CC(Br)=C1 OJXOOFXUHZAXLO-UHFFFAOYSA-M 0.000 description 4
- HWPKGOGLCKPRLZ-UHFFFAOYSA-M monosodium citrate Chemical compound [Na+].OC(=O)CC(O)(C([O-])=O)CC(O)=O HWPKGOGLCKPRLZ-UHFFFAOYSA-M 0.000 description 4
- 239000002524 monosodium citrate Substances 0.000 description 4
- 235000018342 monosodium citrate Nutrition 0.000 description 4
- 229960003975 potassium Drugs 0.000 description 4
- 229910052700 potassium Inorganic materials 0.000 description 4
- 239000011591 potassium Substances 0.000 description 4
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- OXQGTIUCKGYOAA-UHFFFAOYSA-N 2-Ethylbutanoic acid Chemical compound CCC(CC)C(O)=O OXQGTIUCKGYOAA-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000002985 plastic film Substances 0.000 description 3
- 229920006255 plastic film Polymers 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000001509 sodium citrate Substances 0.000 description 3
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 3
- 235000011083 sodium citrates Nutrition 0.000 description 3
- 238000004448 titration Methods 0.000 description 3
- OMPIYDSYGYKWSG-UHFFFAOYSA-N 2-(2-ethoxy-2-oxoethyl)-2-hydroxybutanedioic acid Chemical compound CCOC(=O)CC(O)(C(O)=O)CC(O)=O OMPIYDSYGYKWSG-UHFFFAOYSA-N 0.000 description 2
- JEYLQCXBYFQJRO-UHFFFAOYSA-N 2-[2-[2-(2-ethylbutanoyloxy)ethoxy]ethoxy]ethyl 2-ethylbutanoate Chemical compound CCC(CC)C(=O)OCCOCCOCCOC(=O)C(CC)CC JEYLQCXBYFQJRO-UHFFFAOYSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 2
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000002902 bimodal effect Effects 0.000 description 2
- 150000001642 boronic acid derivatives Chemical class 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000007979 citrate buffer Substances 0.000 description 2
- 150000001860 citric acid derivatives Chemical class 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 239000013068 control sample Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 235000019441 ethanol Nutrition 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000006174 pH buffer Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 235000011056 potassium acetate Nutrition 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 2
- HGBOYTHUEUWSSQ-UHFFFAOYSA-N valeric aldehyde Natural products CCCCC=O HGBOYTHUEUWSSQ-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 101100070104 Mus musculus Hacl1 gene Proteins 0.000 description 1
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000002318 adhesion promoter Substances 0.000 description 1
- 229910000318 alkali metal phosphate Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910000316 alkaline earth metal phosphate Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 239000012062 aqueous buffer Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- UDSAIICHUKSCKT-UHFFFAOYSA-N bromophenol blue Chemical compound C1=C(Br)C(O)=C(Br)C=C1C1(C=2C=C(Br)C(O)=C(Br)C=2)C2=CC=CC=C2S(=O)(=O)O1 UDSAIICHUKSCKT-UHFFFAOYSA-N 0.000 description 1
- 239000006172 buffering agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000011180 diphosphates Nutrition 0.000 description 1
- ZPWVASYFFYYZEW-UHFFFAOYSA-L dipotassium hydrogen phosphate Chemical compound [K+].[K+].OP([O-])([O-])=O ZPWVASYFFYYZEW-UHFFFAOYSA-L 0.000 description 1
- 229910000396 dipotassium phosphate Inorganic materials 0.000 description 1
- 235000019797 dipotassium phosphate Nutrition 0.000 description 1
- UZLGHNUASUZUOR-UHFFFAOYSA-L dipotassium;3-carboxy-3-hydroxypentanedioate Chemical compound [K+].[K+].OC(=O)CC(O)(C([O-])=O)CC([O-])=O UZLGHNUASUZUOR-UHFFFAOYSA-L 0.000 description 1
- CVOQYKPWIVSMDC-UHFFFAOYSA-L dipotassium;butanedioate Chemical compound [K+].[K+].[O-]C(=O)CCC([O-])=O CVOQYKPWIVSMDC-UHFFFAOYSA-L 0.000 description 1
- DXMRKRXRMGYFDG-UHFFFAOYSA-N dipotassium;hydrogen borate Chemical compound [K+].[K+].OB([O-])[O-] DXMRKRXRMGYFDG-UHFFFAOYSA-N 0.000 description 1
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 1
- FVJFRFUSHCIRKP-UHFFFAOYSA-N disodium;hydrogen borate Chemical compound [Na+].[Na+].OB([O-])[O-] FVJFRFUSHCIRKP-UHFFFAOYSA-N 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- KUGSJJNCCNSRMM-UHFFFAOYSA-N ethoxyboronic acid Chemical compound CCOB(O)O KUGSJJNCCNSRMM-UHFFFAOYSA-N 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000004611 light stabiliser Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- BDRTVPCFKSUHCJ-UHFFFAOYSA-N molecular hydrogen;potassium Chemical compound [K].[H][H] BDRTVPCFKSUHCJ-UHFFFAOYSA-N 0.000 description 1
- 235000016337 monopotassium tartrate Nutrition 0.000 description 1
- 229910000403 monosodium phosphate Inorganic materials 0.000 description 1
- 235000019799 monosodium phosphate Nutrition 0.000 description 1
- YAFOVCNAQTZDQB-UHFFFAOYSA-N octyl diphenyl phosphate Chemical compound C=1C=CC=CC=1OP(=O)(OCCCCCCCC)OC1=CC=CC=C1 YAFOVCNAQTZDQB-UHFFFAOYSA-N 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 150000007519 polyprotic acids Polymers 0.000 description 1
- 229920001290 polyvinyl ester Polymers 0.000 description 1
- 239000005033 polyvinylidene chloride Substances 0.000 description 1
- KYKNRZGSIGMXFH-ZVGUSBNCSA-M potassium bitartrate Chemical compound [K+].OC(=O)[C@H](O)[C@@H](O)C([O-])=O KYKNRZGSIGMXFH-ZVGUSBNCSA-M 0.000 description 1
- 239000001508 potassium citrate Substances 0.000 description 1
- 229960002635 potassium citrate Drugs 0.000 description 1
- QEEAPRPFLLJWCF-UHFFFAOYSA-K potassium citrate (anhydrous) Chemical compound [K+].[K+].[K+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O QEEAPRPFLLJWCF-UHFFFAOYSA-K 0.000 description 1
- 235000011082 potassium citrates Nutrition 0.000 description 1
- 229940086065 potassium hydrogentartrate Drugs 0.000 description 1
- FRMWBRPWYBNAFB-UHFFFAOYSA-M potassium salicylate Chemical compound [K+].OC1=CC=CC=C1C([O-])=O FRMWBRPWYBNAFB-UHFFFAOYSA-M 0.000 description 1
- 229960003629 potassium salicylate Drugs 0.000 description 1
- PQPORJFLTGYPEU-UHFFFAOYSA-M potassium;2-sulfooxybenzoate Chemical compound [K+].OS(=O)(=O)OC1=CC=CC=C1C([O-])=O PQPORJFLTGYPEU-UHFFFAOYSA-M 0.000 description 1
- PWARIDJUMWYDTK-UHFFFAOYSA-M potassium;butanedioate;hydron Chemical compound [K+].OC(=O)CCC([O-])=O PWARIDJUMWYDTK-UHFFFAOYSA-M 0.000 description 1
- MIVGERVTUZCXDG-UHFFFAOYSA-K potassium;disodium;2-hydroxypropane-1,2,3-tricarboxylate Chemical compound [Na+].[Na+].[K+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O MIVGERVTUZCXDG-UHFFFAOYSA-K 0.000 description 1
- GANDVAJEIJXBQJ-UHFFFAOYSA-M potassium;hydron;2-hydroxy-2-oxoacetate Chemical compound [K+].OC(=O)C(O)=O.OC(=O)C([O-])=O GANDVAJEIJXBQJ-UHFFFAOYSA-M 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 229940116351 sebacate Drugs 0.000 description 1
- CXMXRPHRNRROMY-UHFFFAOYSA-L sebacate(2-) Chemical compound [O-]C(=O)CCCCCCCCC([O-])=O CXMXRPHRNRROMY-UHFFFAOYSA-L 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 description 1
- WBQSJYNAUANADO-UHFFFAOYSA-N sodium;dihydrogen borate Chemical compound [Na+].OB(O)[O-] WBQSJYNAUANADO-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229940086735 succinate Drugs 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical compound [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/1055—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
- B32B17/10761—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing vinyl acetal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L29/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/14—Homopolymers or copolymers of acetals or ketals obtained by polymerisation of unsaturated acetals or ketals or by after-treatment of polymers of unsaturated alcohols
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2571/00—Protective equipment
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Joining Of Glass To Other Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/604,400 US4027069A (en) | 1975-08-13 | 1975-08-13 | Laminated safety glass prepared from buffered acetal |
| US05/604,271 US4017444A (en) | 1975-08-13 | 1975-08-13 | Process for stabilizing the viscosity of polyvinyl acetals using a buffer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS202049B2 true CS202049B2 (en) | 1980-12-31 |
Family
ID=27084626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS765263A CS202049B2 (en) | 1975-08-13 | 1976-08-12 | Process for the stabilization of viscosity of polyvinylacetal resins |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS6016981B2 (it) |
| CA (1) | CA1073575A (it) |
| CS (1) | CS202049B2 (it) |
| DE (1) | DE2636336A1 (it) |
| FR (1) | FR2320967A1 (it) |
| GB (1) | GB1517069A (it) |
| IT (1) | IT1065926B (it) |
| MX (1) | MX144895A (it) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4128694A (en) * | 1977-05-09 | 1978-12-05 | Monsanto Company | Laminates comprising a plasticized interlayer |
| US4456639A (en) * | 1982-06-07 | 1984-06-26 | Sealtran Corporation | Laminating film of thermoset polyester resin with external layer of embossable thermoplastic resin |
| US4937147A (en) * | 1989-04-10 | 1990-06-26 | Monsanto Company | Transparent polymeric laminate |
| BR9001672A (pt) * | 1989-04-10 | 1991-05-14 | Monsanto Co | Laminado polimerico,processo para ligacao inseparavel de camadas de poliuretano e polivinil butiral parcial plastificado e processo para revestimento e ligacao inseparavel de uma camada de olivinil butiral a poliuretano |
| US20130273378A1 (en) * | 2010-12-28 | 2013-10-17 | Sekisui Chemical Co., Ltd. | Interlayer for laminated glass and laminated glass |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1205353A (fr) * | 1959-06-25 | 1960-02-02 | Du Pont | Stabilisation des colorants contre la photodégradation |
| US3298898A (en) * | 1962-03-06 | 1967-01-17 | Du Pont | Solar infrared absorbers |
| US3556890A (en) * | 1967-11-16 | 1971-01-19 | Monsanto Co | Process for production of interlayer safety-glass |
| GB1451933A (en) * | 1973-09-17 | 1976-10-06 | Glaverbel | Fire resistant panels |
-
1976
- 1976-08-12 CS CS765263A patent/CS202049B2/cs unknown
- 1976-08-12 CA CA258,946A patent/CA1073575A/en not_active Expired
- 1976-08-12 DE DE19762636336 patent/DE2636336A1/de not_active Withdrawn
- 1976-08-12 FR FR7624685A patent/FR2320967A1/fr active Granted
- 1976-08-12 GB GB33606/76A patent/GB1517069A/en not_active Expired
- 1976-08-12 MX MX165874A patent/MX144895A/es unknown
- 1976-08-12 JP JP51095465A patent/JPS6016981B2/ja not_active Expired
- 1976-08-12 IT IT26255/76A patent/IT1065926B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| MX144895A (es) | 1981-12-01 |
| GB1517069A (en) | 1978-07-12 |
| DE2636336A1 (de) | 1977-02-24 |
| JPS6016981B2 (ja) | 1985-04-30 |
| CA1073575A (en) | 1980-03-11 |
| JPS5223151A (en) | 1977-02-21 |
| FR2320967B1 (it) | 1980-10-03 |
| FR2320967A1 (fr) | 1977-03-11 |
| IT1065926B (it) | 1985-03-04 |
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