GB1260272A - Process for the production of polyamide foam - Google Patents
Process for the production of polyamide foamInfo
- Publication number
- GB1260272A GB1260272A GB961/70A GB96170A GB1260272A GB 1260272 A GB1260272 A GB 1260272A GB 961/70 A GB961/70 A GB 961/70A GB 96170 A GB96170 A GB 96170A GB 1260272 A GB1260272 A GB 1260272A
- Authority
- GB
- United Kingdom
- Prior art keywords
- activator
- mixture
- jan
- carbon dioxide
- under pressure
- Prior art date
- 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
- 239000004952 Polyamide Substances 0.000 title abstract 3
- 239000006260 foam Substances 0.000 title abstract 3
- 229920002647 polyamide Polymers 0.000 title abstract 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 4
- 239000000203 mixture Substances 0.000 abstract 4
- 239000012190 activator Substances 0.000 abstract 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- 239000001569 carbon dioxide Substances 0.000 abstract 2
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 2
- 239000007789 gas Substances 0.000 abstract 2
- 238000006116 polymerization reaction Methods 0.000 abstract 2
- -1 #-caprolactam Chemical class 0.000 abstract 1
- KNIUHBNRWZGIQQ-UHFFFAOYSA-N 7-diethoxyphosphinothioyloxy-4-methylchromen-2-one Chemical compound CC1=CC(=O)OC2=CC(OP(=S)(OCC)OCC)=CC=C21 KNIUHBNRWZGIQQ-UHFFFAOYSA-N 0.000 abstract 1
- 239000004604 Blowing Agent Substances 0.000 abstract 1
- 239000005057 Hexamethylene diisocyanate Substances 0.000 abstract 1
- 239000004721 Polyphenylene oxide Substances 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- 239000004280 Sodium formate Substances 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 125000005442 diisocyanate group Chemical group 0.000 abstract 1
- 238000007599 discharging Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 abstract 1
- 150000003951 lactams Chemical class 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 229920000570 polyether Polymers 0.000 abstract 1
- 239000005056 polyisocyanate Substances 0.000 abstract 1
- 229920001228 polyisocyanate Polymers 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
- 239000000741 silica gel Substances 0.000 abstract 1
- 229910002027 silica gel Inorganic materials 0.000 abstract 1
- HLBBKKJFGFRGMU-UHFFFAOYSA-M sodium formate Chemical compound [Na+].[O-]C=O HLBBKKJFGFRGMU-UHFFFAOYSA-M 0.000 abstract 1
- 235000019254 sodium formate Nutrition 0.000 abstract 1
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
-
- 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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
- C08G69/14—Lactams
- C08G69/16—Preparatory processes
- C08G69/18—Anionic polymerisation
-
- 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
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/56—Processes of molding lactams
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S521/901—Cellular polymer containing a carbodiimide structure
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)
- Polyamides (AREA)
- Polyurethanes Or Polyureas (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691901031 DE1901031A1 (de) | 1969-01-10 | 1969-01-10 | Verfahren zur Herstellung von Polyamidschaum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1260272A true GB1260272A (en) | 1972-01-12 |
Family
ID=5722063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB961/70A Expired GB1260272A (en) | 1969-01-10 | 1970-01-08 | Process for the production of polyamide foam |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3682847A (enExample) |
| JP (1) | JPS4816072B1 (enExample) |
| BE (1) | BE744247A (enExample) |
| CH (1) | CH520736A (enExample) |
| DE (1) | DE1901031A1 (enExample) |
| DK (1) | DK129800B (enExample) |
| ES (1) | ES375296A1 (enExample) |
| FR (1) | FR2028119A1 (enExample) |
| GB (1) | GB1260272A (enExample) |
| NL (1) | NL7000169A (enExample) |
| PL (1) | PL80672B1 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4022719A (en) * | 1971-11-13 | 1977-05-10 | Bridgestone Tire Company Limited | Process for producing polyamide foam |
| KR102311351B1 (ko) | 2017-11-14 | 2021-10-12 | 한화솔루션 주식회사 | 폴리아마이드를 이용한 경량 샌드위치 강판 및 이의 제조방법 |
-
1969
- 1969-01-10 DE DE19691901031 patent/DE1901031A1/de active Pending
- 1969-12-12 CH CH1854069A patent/CH520736A/de not_active IP Right Cessation
- 1969-12-17 US US885951A patent/US3682847A/en not_active Expired - Lifetime
- 1969-12-26 JP JP44104497A patent/JPS4816072B1/ja active Pending
-
1970
- 1970-01-07 NL NL7000169A patent/NL7000169A/xx unknown
- 1970-01-08 GB GB961/70A patent/GB1260272A/en not_active Expired
- 1970-01-09 PL PL1970138084A patent/PL80672B1/pl unknown
- 1970-01-09 FR FR7000756A patent/FR2028119A1/fr not_active Withdrawn
- 1970-01-09 ES ES375296A patent/ES375296A1/es not_active Expired
- 1970-01-09 BE BE744247D patent/BE744247A/xx unknown
- 1970-01-09 DK DK10570AA patent/DK129800B/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE744247A (fr) | 1970-06-15 |
| NL7000169A (enExample) | 1970-07-14 |
| DE1901031A1 (de) | 1970-08-06 |
| US3682847A (en) | 1972-08-08 |
| CH520736A (de) | 1972-03-31 |
| ES375296A1 (es) | 1972-04-16 |
| DK129800B (da) | 1974-11-18 |
| PL80672B1 (enExample) | 1975-08-30 |
| FR2028119A1 (enExample) | 1970-10-09 |
| JPS4816072B1 (enExample) | 1973-05-19 |
| DK129800C (enExample) | 1975-04-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |