IT1002239B - Metodo per la preparazione di un prodotto espanso idrofilo con le gami trasversali migliorati - Google Patents

Metodo per la preparazione di un prodotto espanso idrofilo con le gami trasversali migliorati

Info

Publication number
IT1002239B
IT1002239B IT7332095A IT3209573A IT1002239B IT 1002239 B IT1002239 B IT 1002239B IT 7332095 A IT7332095 A IT 7332095A IT 3209573 A IT3209573 A IT 3209573A IT 1002239 B IT1002239 B IT 1002239B
Authority
IT
Italy
Prior art keywords
ranges
preparation
expanded product
hydrophilic expanded
improved transversal
Prior art date
Application number
IT7332095A
Other languages
English (en)
Original Assignee
Grace W R & Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Grace W R & Co filed Critical Grace W R & Co
Application granted granted Critical
Publication of IT1002239B publication Critical patent/IT1002239B/it

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
    • C08G18/4833—Polyethers containing oxyethylene units
    • 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
    • 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)
  • Polyurethanes Or Polyureas (AREA)
IT7332095A 1973-02-13 1973-12-27 Metodo per la preparazione di un prodotto espanso idrofilo con le gami trasversali migliorati IT1002239B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US332053A US3890254A (en) 1973-02-13 1973-02-13 Method of reticulating urethane foam and product

Publications (1)

Publication Number Publication Date
IT1002239B true IT1002239B (it) 1976-05-20

Family

ID=23296524

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7332095A IT1002239B (it) 1973-02-13 1973-12-27 Metodo per la preparazione di un prodotto espanso idrofilo con le gami trasversali migliorati

Country Status (5)

Country Link
US (1) US3890254A (it)
DE (1) DE2356920A1 (it)
FR (1) FR2217371B2 (it)
GB (1) GB1436340A (it)
IT (1) IT1002239B (it)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051081A (en) * 1973-03-14 1977-09-27 Bayer Aktiengesellschaft Process for making hydrophilic polyurethane foams
JPS51139900A (en) * 1975-05-15 1976-12-02 Grace W R & Co Hydrophilic polyurethane foam like natural sponge
DE2714838A1 (de) * 1976-04-06 1977-10-20 Grace W R & Co Polyurethanschaum und verfahren zu dessen herstellung
US4129694A (en) * 1976-04-07 1978-12-12 W. R. Grace & Co. Fabric softener urethane foam and method
US4167612A (en) * 1978-06-19 1979-09-11 Wm. T. Burnett & Co., Inc. Flexible polyurethane foams having low resistance to air flow and method for preparation
DE2945986A1 (de) * 1978-11-16 1980-06-04 Bridgestone Tire Co Ltd Sicherheits-tank und verfahren zu dessen herstellung
US4384050A (en) * 1981-10-26 1983-05-17 W. R. Grace & Co. Flexible polyurethane foam based on MDI
US4384051A (en) * 1981-10-26 1983-05-17 W. R. Grace & Co. Flexible polyurethane foam based on MDI
US4563483A (en) * 1983-07-06 1986-01-07 Creative Products Resource Ltd. Concrete cleaning composition
US4537914A (en) * 1983-07-06 1985-08-27 Creative Products Resource Associates, Ltd. Floor cleaning and waxing composition
US4551481A (en) * 1983-07-06 1985-11-05 Creative Products Resource Associates, Ltd. Floor cleaning composition
US4548954A (en) * 1983-07-06 1985-10-22 Creative Products Resource Associates, Ltd. Floor cleaning composition
US4537705A (en) * 1984-04-25 1985-08-27 Economics Laboratory, Inc. Aqueous alkaline polyamine paint stripping compositions
US4594176A (en) * 1984-04-25 1986-06-10 Economics Laboratory, Inc. Polyalkylene polyamine-glycol accelerators for paint removal compositions
US4581287A (en) * 1984-06-18 1986-04-08 Creative Products Resource Associates, Ltd. Composite reticulated foam-textile cleaning pad
US4569861A (en) * 1984-06-18 1986-02-11 Creative Products Resource Associates, Ltd. Composite foam-textile cleaning pad
US4550126A (en) * 1985-01-25 1985-10-29 Hydromer, Inc. Hydrophilic, flexible, open cell polyurethane-poly(N-vinyl lactam) interpolymer foam and dental and biomedical products fabricated therefrom
US4603076A (en) * 1985-03-04 1986-07-29 Norwood Industries, Inc. Hydrophilic foam
US4950694A (en) * 1989-06-29 1990-08-21 Union Carbide Chemicals And Plastics Company Inc. Preparation of polyurethane foams without using inert blowing agents
CA2019533A1 (en) * 1989-11-09 1991-05-09 William H. Hollister Face mask and face mask components
GB9022194D0 (en) * 1990-10-12 1990-11-28 Ici Plc Method for preparing polyurea-polyurethane flexible foams
US5296518A (en) * 1991-05-24 1994-03-22 Hampshire Chemical Corp. Hydrophilic polyurethaneurea foams containing no toxic leachable additives and method to produce such foams
GB2268496B (en) * 1992-07-08 1996-03-20 Intersurgical Ltd Improved thermal capacity reticulated polymer foams
US5622627A (en) * 1993-09-03 1997-04-22 Advanced Waste Reduction, Inc. Parts washer system
US5552058A (en) * 1993-09-03 1996-09-03 Advanced Waste Reduction Cooling tower water treatment method
US5599456A (en) * 1993-09-03 1997-02-04 Advanced Waste Reduction Fluid treatment utilizing a reticulated foam structured media consisting of metal particles
US5599457A (en) * 1993-09-03 1997-02-04 Advanced Waste Reduction Machine coolant treatment method
US5591779A (en) * 1994-11-22 1997-01-07 Imperial Chemical Industries Plc Process for making flexible foams
US5464562A (en) * 1995-04-24 1995-11-07 Basf Corporation Polyoxyalkylene polyether monool polyurethane foam additive
AUPO946297A0 (en) 1997-09-25 1997-10-16 Holbray Pty Ltd Ion exchange
AU2002352691A1 (en) * 2001-12-07 2003-06-23 Regenesis, Llc Cleaning article containing hydrophilic polymers
US6863924B2 (en) * 2002-12-23 2005-03-08 Kimberly-Clark Worldwide, Inc. Method of making an absorbent composite
US20050044826A1 (en) * 2003-08-26 2005-03-03 Carroll Randy L. High volume air filter for computers and other electronic mechanisms
US20060182944A1 (en) * 2005-02-11 2006-08-17 Fluid Treatment Systems, Inc. Flexible reticulated foam fluid treatment media and method of preparation
US11597793B2 (en) * 2016-07-21 2023-03-07 Bionanofoam Llc Bio-based and hydrophilic polyurethane prepolymer mixture
US10975190B2 (en) * 2016-07-21 2021-04-13 Bionanofoam Llc Bio-based and hydrophilic polyurethane prepolymer and foam made therefrom
US11518841B2 (en) * 2017-07-20 2022-12-06 Bionanofoam Llc Bio-based and hydrophilic polyurethane prepolymer and foam made therefrom
US11421077B2 (en) 2020-06-12 2022-08-23 Bionanofoam Llc Bio-based and hydrophilic polyurethane prepolymer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2726219A (en) * 1951-07-19 1955-12-06 Du Pont Polyalkylene ether glycol-arylene diisocyanate elastomer sponge and process for preparing same
US2977330A (en) * 1957-12-05 1961-03-28 Dow Chemical Co Cellular polyalkylene-etherglycolorganic diisocyanate reaction product and method of preparing same
US3294724A (en) * 1964-11-23 1966-12-27 Wyandotte Chemicals Corp Film-forming urethane latices, and preparation by chain extending a prepolymer of anorganic dhsocyanate and a polymeric diol with a piperazine compound
CH484219A (fr) * 1966-12-01 1970-01-15 Elekal Procédé de fabrication d'une mousse de polyuréthane souple et hydrophile
NL136660C (it) * 1968-02-05
DE1769089C3 (de) * 1968-04-02 1975-03-06 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von, gegebenenfalls mikroporösen, Formkörpern
BE754455A (fr) * 1969-06-09 1971-01-18 Bayer Ag Procede de preparation de matieres en mousses a cellules ouvertes
US3781231A (en) * 1971-09-17 1973-12-25 Minnesota Mining & Mfg Physically reinforced hydrophilic foam and method of preparing same

Also Published As

Publication number Publication date
DE2356920A1 (de) 1974-08-15
US3890254A (en) 1975-06-17
FR2217371B2 (it) 1981-08-07
GB1436340A (en) 1976-05-19
FR2217371A2 (it) 1974-09-06

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