IT977351B - Procedimento per produrre espansi idrofili e sostrati per coltivazione ottenuti da essi - Google Patents

Procedimento per produrre espansi idrofili e sostrati per coltivazione ottenuti da essi

Info

Publication number
IT977351B
IT977351B IT48261/73A IT4826173A IT977351B IT 977351 B IT977351 B IT 977351B IT 48261/73 A IT48261/73 A IT 48261/73A IT 4826173 A IT4826173 A IT 4826173A IT 977351 B IT977351 B IT 977351B
Authority
IT
Italy
Prior art keywords
substates
cultivation
procedure
hydrophilic foams
producing hydrophilic
Prior art date
Application number
IT48261/73A
Other languages
English (en)
Italian (it)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT977351B publication Critical patent/IT977351B/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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • 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
    • A01G24/48—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
    • C08G18/08—Processes
    • C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
    • C08G18/0833—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups together with anionic or anionogenic groups
    • 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
    • C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
    • 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
    • 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
    • Y10S47/00—Plant husbandry
    • Y10S47/10—Physical and chemical treatment of agricultural soils
    • 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
    • Y10S528/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S528/904—Isocyanate polymer having stated hydrophilic or hydrophobic property

Landscapes

  • Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Environmental Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Cultivation Of Plants (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
IT48261/73A 1972-02-17 1973-02-15 Procedimento per produrre espansi idrofili e sostrati per coltivazione ottenuti da essi IT977351B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2207361A DE2207361A1 (de) 1972-02-17 1972-02-17 Verfahren zur herstellung von hydrophilen schaumstoffen und ihre verwendung als substrate fuer die vermehrung von pflanzen

Publications (1)

Publication Number Publication Date
IT977351B true IT977351B (it) 1974-09-10

Family

ID=5836170

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48261/73A IT977351B (it) 1972-02-17 1973-02-15 Procedimento per produrre espansi idrofili e sostrati per coltivazione ottenuti da essi

Country Status (9)

Country Link
US (1) US3838075A (show.php)
JP (1) JPS4894797A (show.php)
BE (1) BE795476A (show.php)
DE (1) DE2207361A1 (show.php)
FR (1) FR2172377B1 (show.php)
GB (1) GB1419202A (show.php)
IL (1) IL41536A0 (show.php)
IT (1) IT977351B (show.php)
NL (1) NL7302074A (show.php)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3979198A (en) * 1973-10-29 1976-09-07 Agritec, Co. Polyurethane plant growth medium
JPS5192897A (en) * 1975-02-12 1976-08-14 Horiuretanfuoomuno seizohoho
US4129435A (en) * 1976-07-26 1978-12-12 Sanyo Chemical Industries, Ltd. Agricultural chemical/resin compositions
US4255550A (en) 1978-12-22 1981-03-10 Tyndale Plains - Hunter Ltd. Polyurethane polymers characterized by carboxylate groups and hydroxyl groups in the polymer backbone
US4337594A (en) * 1980-04-18 1982-07-06 Castle & Cooke, Inc. Mushroom casing composition and process
US4622378A (en) * 1982-12-23 1986-11-11 The Procter & Gamble Company Zwitterionic polymers having clay soil removal/anti-redeposition properties useful in detergent compositions
DE19909978A1 (de) 1999-03-06 2000-09-07 Bayer Ag Die Verwendung von hydrophilen Polyester-Polyurethan-Schaumstoffen bei der Herstellung von Verbundstoffen für die Fahrzeuginnenausstattung
GB2357081B (en) * 1999-11-17 2004-04-28 Nippon Catalytic Chem Ind Betaine compound and process for production thereof
US6762213B2 (en) * 2002-08-08 2004-07-13 Agentase, Llc Buffer polymers, co-immobile buffer and enzyme polymers and methods of synthesis thereof
DE102004004856B3 (de) * 2004-01-30 2005-02-17 Schürmann, Miglena Flüssigkeitsspeicher zur Versorgung von Pflanzen
NL2001664C2 (nl) * 2008-06-10 2009-12-11 Recticel Holding Noord B V Werkwijze voor het vervaardigen van een plantensubstraat en plantensubstraat.
US8852313B2 (en) 2009-03-23 2014-10-07 Diversified Global Technologies, Llc Method and matrix for enhancing growth media
US20100236309A1 (en) * 2009-03-23 2010-09-23 Celia Wayne M Method and matrix for enhancing growth media
PL2344560T3 (pl) * 2009-10-07 2013-07-31 Huntsman Int Llc Sposób wytwarzania elastycznej pianki poliuretanowej
CN111072909B (zh) * 2020-01-02 2021-09-07 万华化学集团股份有限公司 亲水性聚氨酯预聚物及其制备方法和在软质泡沫塑料中的应用
CN112175164A (zh) * 2020-10-14 2021-01-05 浙江理工大学桐乡研究院有限公司 一种阻燃聚氨酯泡沫的制备方法

Also Published As

Publication number Publication date
NL7302074A (show.php) 1973-08-21
FR2172377B1 (show.php) 1976-11-05
DE2207361A1 (de) 1973-08-30
US3838075A (en) 1974-09-24
BE795476A (fr) 1973-08-16
JPS4894797A (show.php) 1973-12-06
FR2172377A1 (show.php) 1973-09-28
GB1419202A (en) 1975-12-24
IL41536A0 (en) 1973-04-30

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