BE897254A - Resols de phenol formaldehyde, composition de resol et mousses phenoliques obtenues a partir de ceux-ci et leur prepartion - Google Patents
Resols de phenol formaldehyde, composition de resol et mousses phenoliques obtenues a partir de ceux-ci et leur prepartion Download PDFInfo
- Publication number
- BE897254A BE897254A BE0/211146A BE211146A BE897254A BE 897254 A BE897254 A BE 897254A BE 0/211146 A BE0/211146 A BE 0/211146A BE 211146 A BE211146 A BE 211146A BE 897254 A BE897254 A BE 897254A
- Authority
- BE
- Belgium
- Prior art keywords
- resol
- phenolic
- approximately
- molecular weight
- average molecular
- Prior art date
Links
- 229920003987 resole Polymers 0.000 title claims description 328
- 239000006260 foam Substances 0.000 title claims description 222
- 239000000203 mixture Substances 0.000 title claims description 188
- 229920001568 phenolic resin Polymers 0.000 title claims description 97
- SLGWESQGEUXWJQ-UHFFFAOYSA-N formaldehyde;phenol Chemical compound O=C.OC1=CC=CC=C1 SLGWESQGEUXWJQ-UHFFFAOYSA-N 0.000 title claims description 84
- 238000002360 preparation method Methods 0.000 title claims description 28
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 484
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 201
- 239000004604 Blowing Agent Substances 0.000 claims description 100
- 238000005187 foaming Methods 0.000 claims description 92
- 238000000034 method Methods 0.000 claims description 80
- 239000004094 surface-active agent Substances 0.000 claims description 72
- 230000008569 process Effects 0.000 claims description 46
- 239000003054 catalyst Substances 0.000 claims description 43
- 239000002253 acid Substances 0.000 claims description 21
- 239000003377 acid catalyst Substances 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 150000001768 cations Chemical class 0.000 claims 1
- 235000013824 polyphenols Nutrition 0.000 description 289
- 210000002421 cell wall Anatomy 0.000 description 96
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 63
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 47
- 239000000243 solution Substances 0.000 description 41
- 239000011541 reaction mixture Substances 0.000 description 29
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 26
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 24
- 239000000523 sample Substances 0.000 description 23
- 238000006243 chemical reaction Methods 0.000 description 21
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- 238000007792 addition Methods 0.000 description 17
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- 229920001296 polysiloxane Polymers 0.000 description 16
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
- 239000000463 material Substances 0.000 description 15
- -1 aryl sulfonic acids Chemical class 0.000 description 14
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 14
- 229930040373 Paraformaldehyde Natural products 0.000 description 13
- 239000003795 chemical substances by application Substances 0.000 description 13
- 229920002866 paraformaldehyde Polymers 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 12
- 239000005011 phenolic resin Substances 0.000 description 12
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 11
- 239000004615 ingredient Substances 0.000 description 11
- 238000001816 cooling Methods 0.000 description 9
- 238000004448 titration Methods 0.000 description 9
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 9
- WTDHULULXKLSOZ-UHFFFAOYSA-N Hydroxylamine hydrochloride Chemical compound Cl.ON WTDHULULXKLSOZ-UHFFFAOYSA-N 0.000 description 8
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 8
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 8
- 239000000654 additive Substances 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 8
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- 239000000758 substrate Substances 0.000 description 8
- 229940029284 trichlorofluoromethane Drugs 0.000 description 8
- AJDIZQLSFPQPEY-UHFFFAOYSA-N 1,1,2-Trichlorotrifluoroethane Chemical compound FC(F)(Cl)C(F)(Cl)Cl AJDIZQLSFPQPEY-UHFFFAOYSA-N 0.000 description 7
- LBLYYCQCTBFVLH-UHFFFAOYSA-N 2-Methylbenzenesulfonic acid Chemical compound CC1=CC=CC=C1S(O)(=O)=O LBLYYCQCTBFVLH-UHFFFAOYSA-N 0.000 description 7
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 7
- 239000002585 base Substances 0.000 description 7
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- 239000011248 coating agent Substances 0.000 description 7
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- VNGOYPQMJFJDLV-UHFFFAOYSA-N dimethyl benzene-1,3-dicarboxylate Chemical compound COC(=O)C1=CC=CC(C(=O)OC)=C1 VNGOYPQMJFJDLV-UHFFFAOYSA-N 0.000 description 7
- 235000019253 formic acid Nutrition 0.000 description 7
- 238000005227 gel permeation chromatography Methods 0.000 description 7
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 7
- JIRHAGAOHOYLNO-UHFFFAOYSA-N (3-cyclopentyloxy-4-methoxyphenyl)methanol Chemical compound COC1=CC=C(CO)C=C1OC1CCCC1 JIRHAGAOHOYLNO-UHFFFAOYSA-N 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
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- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
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- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 description 4
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- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 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 3
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- WHOZNOZYMBRCBL-OUKQBFOZSA-N (2E)-2-Tetradecenal Chemical compound CCCCCCCCCCC\C=C\C=O WHOZNOZYMBRCBL-OUKQBFOZSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- HYBBIBNJHNGZAN-UHFFFAOYSA-N Furaldehyde Natural products O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 description 2
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- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- RQPZNWPYLFFXCP-UHFFFAOYSA-L barium dihydroxide Chemical compound [OH-].[OH-].[Ba+2] RQPZNWPYLFFXCP-UHFFFAOYSA-L 0.000 description 2
- 229910001863 barium hydroxide Inorganic materials 0.000 description 2
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 description 2
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- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 2
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- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
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- IXQGCWUGDFDQMF-UHFFFAOYSA-N 2-Ethylphenol Chemical class CCC1=CC=CC=C1O IXQGCWUGDFDQMF-UHFFFAOYSA-N 0.000 description 1
- CYEJMVLDXAUOPN-UHFFFAOYSA-N 2-dodecylphenol Chemical compound CCCCCCCCCCCCC1=CC=CC=C1O CYEJMVLDXAUOPN-UHFFFAOYSA-N 0.000 description 1
- QHPQWRBYOIRBIT-UHFFFAOYSA-N 4-tert-butylphenol Chemical compound CC(C)(C)C1=CC=C(O)C=C1 QHPQWRBYOIRBIT-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical class OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
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- 239000004338 Dichlorodifluoromethane Substances 0.000 description 1
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- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/143—Halogen containing compounds
- C08J9/147—Halogen containing compounds containing carbon and halogen atoms only
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
- C08G8/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
- C08G8/10—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with phenol
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
- C08J2361/04—Condensation polymers of aldehydes or ketones with phenols only
- C08J2361/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Fats And Perfumes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US39650082A | 1982-07-09 | 1982-07-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE897254A true BE897254A (fr) | 1983-11-03 |
Family
ID=23567441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE0/211146A BE897254A (fr) | 1982-07-09 | 1983-07-08 | Resols de phenol formaldehyde, composition de resol et mousses phenoliques obtenues a partir de ceux-ci et leur prepartion |
Country Status (20)
| Country | Link |
|---|---|
| JP (2) | JPS5962615A (ja) |
| AT (1) | AT385279B (ja) |
| AU (1) | AU540472B2 (ja) |
| BE (1) | BE897254A (ja) |
| CA (1) | CA1209748A (ja) |
| CH (1) | CH662577A5 (ja) |
| DE (1) | DE3324431A1 (ja) |
| DK (1) | DK317783A (ja) |
| ES (1) | ES8504874A1 (ja) |
| FI (1) | FI73445C (ja) |
| FR (1) | FR2529897B1 (ja) |
| GB (1) | GB2125055B (ja) |
| IT (1) | IT1172292B (ja) |
| LU (1) | LU84906A1 (ja) |
| MX (2) | MX9100672A (ja) |
| NL (1) | NL8302441A (ja) |
| NO (1) | NO159938C (ja) |
| NZ (1) | NZ204804A (ja) |
| PT (1) | PT77004B (ja) |
| SE (1) | SE457262B (ja) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4478958A (en) * | 1981-07-10 | 1984-10-23 | Kopper Company, Inc. | Method for preparing phenolic foams using anhydrous aryl sulfonic acid catalysts |
| FI73445C (fi) * | 1982-07-09 | 1987-10-09 | Koppers Co Inc | Fenolformaldehydresoler foer framstaellning av fenolskum. |
| FI80896C (fi) * | 1984-05-25 | 1990-08-10 | Bp Chem Int Ltd | Foerfarande foer framstaellning av fenolskum. |
| FI852712L (fi) * | 1984-07-12 | 1986-01-13 | Insulboard Pty Ltd | Skumblandning och dess anvaendning. |
| US4882364A (en) * | 1987-08-28 | 1989-11-21 | Fiberglas Canada Inc. | Process for manufacturing closed cell phenolic foams |
| CN1128836C (zh) | 1998-07-03 | 2003-11-26 | 旭化成株式会社 | 酚醛泡沫体 |
| EP3861059A1 (de) | 2018-10-01 | 2021-08-11 | Hexion GmbH | Zusammensetzung zur herstellung von schaumstoffen |
| KR102529929B1 (ko) * | 2021-10-26 | 2023-05-08 | 현대제철 주식회사 | 복합 소재 제조 시스템 및 방법 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3271331A (en) * | 1963-10-10 | 1966-09-06 | Union Carbide Corp | Phenolic foams stabilized by siloxane-oxyalkylene copolymers |
| US3389094A (en) * | 1963-10-10 | 1968-06-18 | Union Carbide Corp | Foaming phenol-formaldehyde resins with fluorocarbons |
| FR1462228A (fr) * | 1965-07-08 | 1966-04-15 | Saint Gobain | Procédé pour l'obtention de mousses de résines phénoliques |
| US3385010A (en) * | 1966-03-25 | 1968-05-28 | Norton Co | Abrasive disc |
| US3823103A (en) * | 1971-07-21 | 1974-07-09 | Union Carbide Corp | Aqueous dispersions based on heathardenable phenolic resins containing a gum mixture stabilizing agent |
| US3876620A (en) * | 1973-04-26 | 1975-04-08 | Celotex Corp | Process of preparing phenolic-aldehyde polymer using o-cresol |
| US3821337A (en) * | 1973-05-07 | 1974-06-28 | Exxon Research Engineering Co | Process for controlled curing of foams |
| FR2292733A1 (fr) * | 1974-11-27 | 1976-06-25 | Rhone Poulenc Ind | Perfectionnement au procede de fabrication de mousses formo-phenoliques |
| US3968300A (en) * | 1975-02-24 | 1976-07-06 | The Celotex Corporation | Phenolic polymer, related products and processes thereof |
| US4033910A (en) * | 1975-09-26 | 1977-07-05 | Union Carbide Corporation | Methyl formate as an adjuvant in phenolic foam formation |
| US4133931A (en) * | 1976-05-19 | 1979-01-09 | The Celotex Corporation | Closed cell phenolic foam |
| US4122045A (en) * | 1976-05-24 | 1978-10-24 | Armstrong Cork Company | Non-punking non-corrosive phenolic foam containing sodium tetraborate |
| US4303758A (en) * | 1976-06-07 | 1981-12-01 | Gusmer Frederick E | Method of preparing closed cell phenol-aldehyde foam and the closed cell foam thus prepared |
| US4018725A (en) * | 1976-08-09 | 1977-04-19 | H. H. Robertson Company | Phenolic foam products and method of making the same |
| US4075139A (en) * | 1977-02-22 | 1978-02-21 | The Upjohn Company | Process of making a cured resole foam and product produced therefrom |
| US4219623A (en) * | 1977-07-26 | 1980-08-26 | Reichhold Limited | Phenol formaldehyde resin foams |
| US4176106A (en) * | 1977-07-28 | 1979-11-27 | Union Carbide Corporation | Phenol/formaldehyde resoles and cellular products derived therefrom |
| US4207400A (en) * | 1977-11-16 | 1980-06-10 | Monsanto Company | Foamable resole resin composition |
| US4202945A (en) * | 1979-04-03 | 1980-05-13 | Leinhardt Franklyn J | Phenolic foam materials and method of making same |
| GB2078228B (en) * | 1980-06-24 | 1984-02-22 | Coal Industry Patents Ltd | Phenol-formaldehyde foams |
| US4423163A (en) * | 1980-10-09 | 1983-12-27 | Koppers Company, Inc. | Method of producing phenolic foam using pressure and foam produced by the method |
| CA1160389A (en) * | 1980-11-17 | 1984-01-10 | Shui-Tung Chiu | Liquid phenolic resin composition and method for waferboard manufacture |
| JPS58125371A (ja) * | 1982-01-22 | 1983-07-26 | Matsushita Electric Ind Co Ltd | ウイ−ビング溶接機の制御装置 |
| FI73445C (fi) * | 1982-07-09 | 1987-10-09 | Koppers Co Inc | Fenolformaldehydresoler foer framstaellning av fenolskum. |
-
1983
- 1983-06-21 FI FI832256A patent/FI73445C/fi not_active IP Right Cessation
- 1983-06-30 AU AU16420/83A patent/AU540472B2/en not_active Ceased
- 1983-07-04 NZ NZ204804A patent/NZ204804A/en unknown
- 1983-07-05 NO NO832444A patent/NO159938C/no unknown
- 1983-07-06 SE SE8303858A patent/SE457262B/sv not_active IP Right Cessation
- 1983-07-07 DE DE19833324431 patent/DE3324431A1/de active Granted
- 1983-07-08 ES ES523967A patent/ES8504874A1/es not_active Expired
- 1983-07-08 BE BE0/211146A patent/BE897254A/fr not_active IP Right Cessation
- 1983-07-08 AT AT0252283A patent/AT385279B/de active
- 1983-07-08 IT IT48658/83A patent/IT1172292B/it active
- 1983-07-08 NL NL8302441A patent/NL8302441A/nl not_active Application Discontinuation
- 1983-07-08 DK DK317783A patent/DK317783A/da not_active Application Discontinuation
- 1983-07-08 CH CH3777/83A patent/CH662577A5/de not_active IP Right Cessation
- 1983-07-08 GB GB08318584A patent/GB2125055B/en not_active Expired
- 1983-07-08 JP JP58125371A patent/JPS5962615A/ja active Granted
- 1983-07-08 PT PT77004A patent/PT77004B/pt unknown
- 1983-07-08 CA CA000432126A patent/CA1209748A/en not_active Expired
- 1983-07-11 FR FR8311549A patent/FR2529897B1/fr not_active Expired
- 1983-07-11 LU LU84906A patent/LU84906A1/fr unknown
-
1990
- 1990-06-06 JP JP2148432A patent/JPH03255153A/ja active Pending
-
1991
- 1991-08-15 MX MX9100672A patent/MX9100672A/es unknown
- 1991-08-15 MX MX9100674A patent/MX9100674A/es unknown
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: THERMAL PRODUCTS INTERMATIONAL A PARTNERSHIP OF M Effective date: 19940731 |