CH535272A - Verfahren zur Herstellung von Harnstoff-Formaldehyd-Schaumstoffen - Google Patents
Verfahren zur Herstellung von Harnstoff-Formaldehyd-SchaumstoffenInfo
- Publication number
- CH535272A CH535272A CH1076870A CH1076870A CH535272A CH 535272 A CH535272 A CH 535272A CH 1076870 A CH1076870 A CH 1076870A CH 1076870 A CH1076870 A CH 1076870A CH 535272 A CH535272 A CH 535272A
- Authority
- CH
- Switzerland
- Prior art keywords
- urea
- production
- formaldehyde foams
- foams
- formaldehyde
- Prior art date
Links
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
- C08J9/30—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by mixing gases into liquid compositions or plastisols, e.g. frothing with air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7404—Mixing devices specially adapted for foamable substances
- B29B7/7409—Mixing devices specially adapted for foamable substances with supply of gas
- B29B7/7419—Mixing devices specially adapted for foamable substances with supply of gas with static or injector mixer elements
-
- 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
- C08J2361/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08J2361/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
- C08J2361/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3606969 | 1969-07-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH535272A true CH535272A (de) | 1973-03-31 |
Family
ID=10384606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1076870A CH535272A (de) | 1969-07-17 | 1970-07-15 | Verfahren zur Herstellung von Harnstoff-Formaldehyd-Schaumstoffen |
Country Status (16)
Country | Link |
---|---|
JP (1) | JPS4833990B1 (de) |
AT (1) | AT315505B (de) |
BE (1) | BE753516A (de) |
CH (1) | CH535272A (de) |
CS (1) | CS162725B2 (de) |
DE (1) | DE2035595B2 (de) |
DK (1) | DK135952B (de) |
ES (1) | ES381943A1 (de) |
FR (1) | FR2102406A5 (de) |
GB (1) | GB1313103A (de) |
IE (1) | IE34363B1 (de) |
IL (1) | IL34855A (de) |
NL (1) | NL7010325A (de) |
SE (1) | SE375106B (de) |
TR (1) | TR16868A (de) |
ZA (1) | ZA704884B (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1449824A (en) * | 1973-03-23 | 1976-09-15 | British Ind Plastics Ld | Vehicle retardation |
DE2440792C3 (de) * | 1973-03-29 | 1981-05-07 | Wilmsen, Jörg Michael, 4300 Essen | Vorrichtung zur kontinuierlichen Herstellung homogener, feinporiger Kunstharzschäume auf wäßriger bzw. wäßrigalkoholischer Basis |
GB1582445A (en) * | 1976-04-10 | 1981-01-07 | British Industrial Plastics | Urea-formaldehyde resin foams and apparatus for their production |
DE2752311C3 (de) * | 1977-11-23 | 1982-05-13 | Irkutskij gosudarstvennyj naučno-issledovatel'skij institut redkich i cvetnych metallov (IRGIREDMET), Irkutsk | Verfahren zur Herstellung von Schaumstoff und Vorrichtung zur Durchführung des Verfahrens |
CN111298321B (zh) * | 2020-03-25 | 2023-04-25 | 应急管理部天津消防研究所 | 一种现场快速发泡围堵处置泄漏液体的方法及设备 |
-
1969
- 1969-07-17 GB GB3606969A patent/GB1313103A/en not_active Expired
-
1970
- 1970-07-03 IE IE866/70A patent/IE34363B1/xx unknown
- 1970-07-06 IL IL34855A patent/IL34855A/xx unknown
- 1970-07-13 NL NL7010325A patent/NL7010325A/xx unknown
- 1970-07-14 TR TR16868A patent/TR16868A/xx unknown
- 1970-07-15 AT AT642970A patent/AT315505B/de not_active IP Right Cessation
- 1970-07-15 CH CH1076870A patent/CH535272A/de not_active IP Right Cessation
- 1970-07-15 BE BE753516D patent/BE753516A/xx unknown
- 1970-07-15 SE SE7009796A patent/SE375106B/xx unknown
- 1970-07-16 ZA ZA704884A patent/ZA704884B/xx unknown
- 1970-07-16 DK DK368970AA patent/DK135952B/da unknown
- 1970-07-16 FR FR7026108A patent/FR2102406A5/fr not_active Expired
- 1970-07-16 JP JP45062515A patent/JPS4833990B1/ja active Pending
- 1970-07-17 CS CS5061A patent/CS162725B2/cs unknown
- 1970-07-17 DE DE2035595A patent/DE2035595B2/de not_active Withdrawn
- 1970-07-17 ES ES381943A patent/ES381943A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2035595A1 (de) | 1972-01-05 |
DK135952B (da) | 1977-07-18 |
SE375106B (de) | 1975-04-07 |
AT315505B (de) | 1974-05-27 |
DE2035595B2 (de) | 1978-11-23 |
IL34855A (en) | 1974-01-14 |
GB1313103A (en) | 1973-04-11 |
BE753516A (fr) | 1970-12-16 |
JPS4833990B1 (de) | 1973-10-18 |
ES381943A1 (es) | 1972-12-01 |
ZA704884B (en) | 1971-04-28 |
DK135952C (de) | 1977-12-19 |
TR16868A (tr) | 1973-09-01 |
NL7010325A (de) | 1971-01-19 |
FR2102406A5 (de) | 1972-04-07 |
CS162725B2 (de) | 1975-07-15 |
IE34363L (en) | 1971-01-17 |
IL34855A0 (en) | 1970-09-17 |
IE34363B1 (en) | 1975-04-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |