GB1575590A - Method of after-foaming a mixture containing an aqueous unfoamed solution of uncured urea-formaldehyde resin and a foamed liquid hardener therefor - Google Patents

Method of after-foaming a mixture containing an aqueous unfoamed solution of uncured urea-formaldehyde resin and a foamed liquid hardener therefor Download PDF

Info

Publication number
GB1575590A
GB1575590A GB18728/78A GB1872878A GB1575590A GB 1575590 A GB1575590 A GB 1575590A GB 18728/78 A GB18728/78 A GB 18728/78A GB 1872878 A GB1872878 A GB 1872878A GB 1575590 A GB1575590 A GB 1575590A
Authority
GB
United Kingdom
Prior art keywords
component
unfoamed
foamed
foaming
produced
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
Application number
GB18728/78A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IDC System AG
Original Assignee
IDC System 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 IDC System AG filed Critical IDC System AG
Publication of GB1575590A publication Critical patent/GB1575590A/en
Expired legal-status Critical Current

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
    • C08J9/04—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
    • 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
    • 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
    • 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
    • Y10S521/917—Specialized mixing apparatus utilized in cell forming process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
GB18728/78A 1977-05-13 1978-05-10 Method of after-foaming a mixture containing an aqueous unfoamed solution of uncured urea-formaldehyde resin and a foamed liquid hardener therefor Expired GB1575590A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH603577A CH624877A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-05-13 1977-05-13

Publications (1)

Publication Number Publication Date
GB1575590A true GB1575590A (en) 1980-09-24

Family

ID=4303165

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18728/78A Expired GB1575590A (en) 1977-05-13 1978-05-10 Method of after-foaming a mixture containing an aqueous unfoamed solution of uncured urea-formaldehyde resin and a foamed liquid hardener therefor

Country Status (5)

Country Link
US (1) US4200700A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH624877A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2820448A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES468652A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1575590A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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JPH08263438A (ja) * 1994-11-23 1996-10-11 Xerox Corp ディジタルワークの配給及び使用制御システム並びにディジタルワークへのアクセス制御方法
US6963859B2 (en) 1994-11-23 2005-11-08 Contentguard Holdings, Inc. Content rendering repository
US6233684B1 (en) * 1997-02-28 2001-05-15 Contenaguard Holdings, Inc. System for controlling the distribution and use of rendered digital works through watermaking
US6011849A (en) * 1997-08-28 2000-01-04 Syndata Technologies, Inc. Encryption-based selection system for steganography
US7743259B2 (en) * 2000-08-28 2010-06-22 Contentguard Holdings, Inc. System and method for digital rights management using a standard rendering engine
US8225414B2 (en) * 2000-08-28 2012-07-17 Contentguard Holdings, Inc. Method and apparatus for identifying installed software and regulating access to content
US7343324B2 (en) * 2000-11-03 2008-03-11 Contentguard Holdings Inc. Method, system, and computer readable medium for automatically publishing content
US6912294B2 (en) * 2000-12-29 2005-06-28 Contentguard Holdings, Inc. Multi-stage watermarking process and system
US6754642B2 (en) * 2001-05-31 2004-06-22 Contentguard Holdings, Inc. Method and apparatus for dynamically assigning usage rights to digital works
US20040039704A1 (en) * 2001-01-17 2004-02-26 Contentguard Holdings, Inc. System and method for supplying and managing usage rights of users and suppliers of items
US8069116B2 (en) * 2001-01-17 2011-11-29 Contentguard Holdings, Inc. System and method for supplying and managing usage rights associated with an item repository
US7774279B2 (en) * 2001-05-31 2010-08-10 Contentguard Holdings, Inc. Rights offering and granting
US7028009B2 (en) * 2001-01-17 2006-04-11 Contentguardiholdings, Inc. Method and apparatus for distributing enforceable property rights
US8099364B2 (en) * 2001-05-31 2012-01-17 Contentguard Holdings, Inc. Digital rights management of content when content is a future live event
US7222104B2 (en) * 2001-05-31 2007-05-22 Contentguard Holdings, Inc. Method and apparatus for transferring usage rights and digital work having transferrable usage rights
US6876984B2 (en) 2001-05-31 2005-04-05 Contentguard Holdings, Inc. Method and apparatus for establishing usage rights for digital content to be created in the future
US7725401B2 (en) * 2001-05-31 2010-05-25 Contentguard Holdings, Inc. Method and apparatus for establishing usage rights for digital content to be created in the future
US8275709B2 (en) * 2001-05-31 2012-09-25 Contentguard Holdings, Inc. Digital rights management of content when content is a future live event
US20030009424A1 (en) * 2001-05-31 2003-01-09 Contentguard Holdings, Inc. Method for managing access and use of resources by verifying conditions and conditions for use therewith
US8275716B2 (en) * 2001-05-31 2012-09-25 Contentguard Holdings, Inc. Method and system for subscription digital rights management
US6895503B2 (en) * 2001-05-31 2005-05-17 Contentguard Holdings, Inc. Method and apparatus for hierarchical assignment of rights to documents and documents having such rights
US8001053B2 (en) * 2001-05-31 2011-08-16 Contentguard Holdings, Inc. System and method for rights offering and granting using shared state variables
KR20030096250A (ko) * 2001-06-07 2003-12-24 콘텐트가드 홀딩즈 인코포레이티드 디지털 권리 관리시스템에서 다중 신뢰구역들을 지원하기위한 방법 및 장치
MXPA03011338A (es) * 2001-06-07 2004-07-08 Contentguard Holdings Inc Metodo y aparato para administrar la transferencia de derechos.
US7774280B2 (en) 2001-06-07 2010-08-10 Contentguard Holdings, Inc. System and method for managing transfer of rights using shared state variables
US7840488B2 (en) * 2001-11-20 2010-11-23 Contentguard Holdings, Inc. System and method for granting access to an item or permission to use an item based on configurable conditions
US7974923B2 (en) * 2001-11-20 2011-07-05 Contentguard Holdings, Inc. Extensible rights expression processing system
WO2003044680A1 (en) * 2001-11-20 2003-05-30 Contentguard Holdings, Inc. Systems and methods for creating, manipulating and processing rights and contract expressions using tokenized templates
US7805371B2 (en) * 2002-03-14 2010-09-28 Contentguard Holdings, Inc. Rights expression profile system and method
EP1490819A4 (en) * 2002-03-14 2006-05-31 Contentguard Holdings Inc SYSTEM AND METHOD FOR EXPRESSING RIGHTS OF OPERATION VIA MODULATED SIGNALS
US20030229593A1 (en) * 2002-03-14 2003-12-11 Michael Raley Rights expression profile system and method
US8543511B2 (en) * 2002-04-29 2013-09-24 Contentguard Holdings, Inc. System and method for specifying and processing legality expressions
US7685642B2 (en) * 2003-06-26 2010-03-23 Contentguard Holdings, Inc. System and method for controlling rights expressions by stakeholders of an item
US20050097593A1 (en) * 2003-11-05 2005-05-05 Michael Raley System, method and device for selected content distribution
US20060107326A1 (en) * 2004-11-12 2006-05-18 Demartini Thomas Method, system, and device for verifying authorized issuance of a rights expression
US20060106726A1 (en) * 2004-11-18 2006-05-18 Contentguard Holdings, Inc. Method, system, and device for license-centric content consumption
US8660961B2 (en) * 2004-11-18 2014-02-25 Contentguard Holdings, Inc. Method, system, and device for license-centric content consumption
US20060112015A1 (en) * 2004-11-24 2006-05-25 Contentguard Holdings, Inc. Method, system, and device for handling creation of derivative works and for adapting rights to derivative works
US20060248573A1 (en) * 2005-04-28 2006-11-02 Content Guard Holdings, Inc. System and method for developing and using trusted policy based on a social model
US20060271915A1 (en) * 2005-05-24 2006-11-30 Contentguard Holdings, Inc. Usage rights grammar and digital works having usage rights created with the grammar
EP1929685A4 (en) * 2005-09-29 2011-12-21 Contentguard Holdings Inc DIGITAL RIGHTS MANAGEMENT SYSTEM AND METHOD USING ADVANCED COPY HAVING TRANSMIT RIGHTS AND MANAGED COPY CUTTERS
US7720767B2 (en) * 2005-10-24 2010-05-18 Contentguard Holdings, Inc. Method and system to support dynamic rights and resources sharing
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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH319589A (de) * 1953-03-12 1957-02-28 Spumalit Anstalt Einrichtung zur kontinuierlichen Herstellung von härtbarem Schaumstoff
US3486862A (en) * 1964-09-19 1969-12-30 Basf Ag Apparatus for the continuous production of a foamed resin
CH443658A (de) * 1966-02-26 1967-09-15 Basf Ag Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Schaumstoffen aus härtbaren synthetischen Harzen
US4038037A (en) * 1974-09-10 1977-07-26 Wilmsen Hans Apparatus for the manufacture of homogeneous, fine-pored synthetic resin foams
DE2544559A1 (de) * 1975-10-04 1977-04-07 Bayer Ag Verfahren und vorrichtung zum herstellen eines reaktionsgemisches fuer die produktion von schaumstoff

Also Published As

Publication number Publication date
CH624877A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1981-08-31
US4200700A (en) 1980-04-29
ES468652A1 (es) 1978-12-01
DE2820448A1 (de) 1978-11-16

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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