IT1002799B - Procedimento per la produzione di espansi poliuretanici - Google Patents
Procedimento per la produzione di espansi poliuretaniciInfo
- Publication number
- IT1002799B IT1002799B IT48025/74A IT4802574A IT1002799B IT 1002799 B IT1002799 B IT 1002799B IT 48025/74 A IT48025/74 A IT 48025/74A IT 4802574 A IT4802574 A IT 4802574A IT 1002799 B IT1002799 B IT 1002799B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- production
- polyurethane foams
- foams
- polyurethane
- Prior art date
Links
Classifications
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/50—Polyethers having heteroatoms other than oxygen
- C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/30—Growth substrates; Culture media; Apparatus or methods therefor based on or containing synthetic organic compounds
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/40—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure
- A01G24/44—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure in block, mat or sheet form
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/40—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure
- A01G24/48—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure containing foam or presenting a foam structure
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/482—Mixtures of polyethers containing at least one polyether containing nitrogen
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/005—< 50kg/m3
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole 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
- C08G2310/00—Agricultural use or equipment
-
- 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
- Y10S521/905—Hydrophilic or hydrophobic cellular product
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Polyurethanes Or Polyureas (AREA)
- Cultivation Of Plants (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2304892A DE2304892A1 (de) | 1973-02-01 | 1973-02-01 | Verfahren zur herstellung von polyurethanschaumstoffen |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1002799B true IT1002799B (it) | 1976-05-20 |
Family
ID=5870630
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48025/74A IT1002799B (it) | 1973-02-01 | 1974-01-30 | Procedimento per la produzione di espansi poliuretanici |
Country Status (13)
Country | Link |
---|---|
US (1) | US3970618A (it) |
JP (1) | JPS49110798A (it) |
AT (1) | AT331036B (it) |
BE (1) | BE810367A (it) |
CH (1) | CH584726A5 (it) |
DE (1) | DE2304892A1 (it) |
ES (1) | ES422829A1 (it) |
FR (1) | FR2216315B1 (it) |
GB (1) | GB1423075A (it) |
IL (1) | IL44107A (it) |
IT (1) | IT1002799B (it) |
LU (1) | LU69286A1 (it) |
NL (1) | NL7401205A (it) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4075137A (en) * | 1973-04-19 | 1978-02-21 | Kohkoku Chemical Industry Co., Ltd. | Process for preparing flame retarding polyurethane foams |
US4284730A (en) * | 1980-02-07 | 1981-08-18 | Basf Wyandotte Corporation | Liquid carbodiimide- and uretonimine-isocyanurate-containing polyisocyanate compositions and microcellular foams made therefrom |
DE3842220A1 (de) * | 1988-12-15 | 1990-06-28 | Bayer Ag | Verfahren zur herstellung von offenzelligen, hydrophilen polyurethanschaumstoffen |
US5319630A (en) * | 1991-12-24 | 1994-06-07 | Optex Corporation | Light-tight optical disk cartridge |
FR2689366B1 (fr) * | 1992-04-02 | 1995-01-20 | Pierre Bono | Support de culture alvéolaire et Biodestructible à base d'une charge active la lignine et de polyuréthane. |
US5424338A (en) * | 1992-08-06 | 1995-06-13 | Basf Corporation | Rigid hydrophilic polyurethane foams |
TW430683B (en) * | 1997-09-03 | 2001-04-21 | Yoko Sano | A polyisocyanurate foam having continuous open cell for fixing and supporting a plant |
DE19905575A1 (de) * | 1999-02-11 | 2000-08-17 | Bayer Ag | Verfahren zur Herstellung von Polyurethan-Hartschaumstoffen mit verbesserter Formstandzeit |
DE10751971T8 (de) * | 2009-10-07 | 2013-04-25 | Huntsman International Llc | Verfahren zur herstellung eines flexiblen polyurethanschaumstoffs |
CA2850897C (en) | 2011-10-28 | 2019-07-23 | Huntsman International Llc | Process for making a polyurethane foam |
EP2818040A1 (en) | 2013-06-24 | 2014-12-31 | Huntsman International Llc | Polyurethane foam for use as soil improver |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE754455A (fr) * | 1969-06-09 | 1971-01-18 | Bayer Ag | Procede de preparation de matieres en mousses a cellules ouvertes |
US3805532A (en) * | 1970-12-21 | 1974-04-23 | Minnesota Mining & Mfg | Consolidation of aggregate material |
BE787093A (fr) * | 1971-08-02 | 1973-02-02 | Dow Chemical Co | Mousses d'urethane rigides absorbant l'eau |
US3812619A (en) * | 1972-05-03 | 1974-05-28 | Grace W R & Co | Horticultural foam structures and method |
US3812618A (en) * | 1972-05-03 | 1974-05-28 | Grace W R & Co | Seed-foam-fabric composite |
US3821136A (en) * | 1972-06-23 | 1974-06-28 | Princeton Polymer Lab | Water absorbtive polyurethane polymers |
DE2253943B2 (de) * | 1972-11-03 | 1974-10-03 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von offenzelligen, hydrophilen Polyurethanschaumstoffen |
-
1973
- 1973-02-01 DE DE2304892A patent/DE2304892A1/de active Pending
-
1974
- 1974-01-29 IL IL44107A patent/IL44107A/en unknown
- 1974-01-29 NL NL7401205A patent/NL7401205A/xx not_active Application Discontinuation
- 1974-01-30 LU LU69286A patent/LU69286A1/xx unknown
- 1974-01-30 IT IT48025/74A patent/IT1002799B/it active
- 1974-01-30 AT AT73074*#A patent/AT331036B/de not_active IP Right Cessation
- 1974-01-30 CH CH129674A patent/CH584726A5/xx not_active IP Right Cessation
- 1974-01-30 US US05/438,052 patent/US3970618A/en not_active Expired - Lifetime
- 1974-01-30 BE BE140347A patent/BE810367A/xx unknown
- 1974-01-31 ES ES422829A patent/ES422829A1/es not_active Expired
- 1974-02-01 FR FR7403516A patent/FR2216315B1/fr not_active Expired
- 1974-02-01 GB GB478674A patent/GB1423075A/en not_active Expired
- 1974-02-01 JP JP49012917A patent/JPS49110798A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU6505874A (en) | 1975-07-31 |
NL7401205A (it) | 1974-08-05 |
BE810367A (fr) | 1974-07-30 |
ATA73074A (de) | 1975-10-15 |
JPS49110798A (it) | 1974-10-22 |
IL44107A0 (en) | 1974-05-16 |
ES422829A1 (es) | 1976-04-16 |
FR2216315A1 (it) | 1974-08-30 |
IL44107A (en) | 1976-11-30 |
GB1423075A (en) | 1976-01-28 |
CH584726A5 (it) | 1977-02-15 |
LU69286A1 (it) | 1974-09-25 |
FR2216315B1 (it) | 1977-09-16 |
US3970618A (en) | 1976-07-20 |
AT331036B (de) | 1976-07-26 |
DE2304892A1 (de) | 1974-08-08 |
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