IT1141715B - Collante a base di resina urea-formaldeide additivato con ligninsolfonato di calcio e/o ammonio,resina urea formaldeide modificata con ligninsolfonato di calcio e/o ammonio e metodo di produzione degli stessi,per la preparazione di pannelli agglomerati di legno - Google Patents

Collante a base di resina urea-formaldeide additivato con ligninsolfonato di calcio e/o ammonio,resina urea formaldeide modificata con ligninsolfonato di calcio e/o ammonio e metodo di produzione degli stessi,per la preparazione di pannelli agglomerati di legno

Info

Publication number
IT1141715B
IT1141715B IT46849/80A IT4684980A IT1141715B IT 1141715 B IT1141715 B IT 1141715B IT 46849/80 A IT46849/80 A IT 46849/80A IT 4684980 A IT4684980 A IT 4684980A IT 1141715 B IT1141715 B IT 1141715B
Authority
IT
Italy
Prior art keywords
ammonium
ligninsulphonate
calcium
formaldehyde resin
urea
Prior art date
Application number
IT46849/80A
Other languages
English (en)
Other versions
IT8046849A0 (it
Inventor
Mario Cassinotti
Achille Rizzi
Original Assignee
Sadepan Chimica Spa
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 Sadepan Chimica Spa filed Critical Sadepan Chimica Spa
Priority to IT46849/80A priority Critical patent/IT1141715B/it
Publication of IT8046849A0 publication Critical patent/IT8046849A0/it
Priority to EP81200503A priority patent/EP0041745A1/en
Application granted granted Critical
Publication of IT1141715B publication Critical patent/IT1141715B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J161/00—Adhesives based on condensation polymers of aldehydes or ketones; Adhesives based on derivatives of such polymers
    • C09J161/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C09J161/32—Modified amine-aldehyde condensates
    • 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
    • C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
    • C08G12/04—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08G12/10—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with acyclic compounds having the moiety X=C(—N<)2 in which X is O, S or —N
    • C08G12/12—Ureas; Thioureas
    • 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
    • C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
    • C08G12/40—Chemically modified polycondensates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L97/00—Compositions of lignin-containing materials
    • C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J161/00—Adhesives based on condensation polymers of aldehydes or ketones; Adhesives based on derivatives of such polymers
    • C09J161/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C09J161/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C09J161/24—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
IT46849/80A 1980-06-06 1980-06-06 Collante a base di resina urea-formaldeide additivato con ligninsolfonato di calcio e/o ammonio,resina urea formaldeide modificata con ligninsolfonato di calcio e/o ammonio e metodo di produzione degli stessi,per la preparazione di pannelli agglomerati di legno IT1141715B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT46849/80A IT1141715B (it) 1980-06-06 1980-06-06 Collante a base di resina urea-formaldeide additivato con ligninsolfonato di calcio e/o ammonio,resina urea formaldeide modificata con ligninsolfonato di calcio e/o ammonio e metodo di produzione degli stessi,per la preparazione di pannelli agglomerati di legno
EP81200503A EP0041745A1 (en) 1980-06-06 1981-05-12 Urea-formaldehyde resin based adhesive containing calcium and/or ammonium ligninsulphonate as additive, a urea-formaldehyde resin modified with calcium and/or ammonium ligninsulphonate, and methods for the production thereof, for preparing agglomerated wood panels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT46849/80A IT1141715B (it) 1980-06-06 1980-06-06 Collante a base di resina urea-formaldeide additivato con ligninsolfonato di calcio e/o ammonio,resina urea formaldeide modificata con ligninsolfonato di calcio e/o ammonio e metodo di produzione degli stessi,per la preparazione di pannelli agglomerati di legno

Publications (2)

Publication Number Publication Date
IT8046849A0 IT8046849A0 (it) 1980-06-06
IT1141715B true IT1141715B (it) 1986-10-08

Family

ID=11259649

Family Applications (1)

Application Number Title Priority Date Filing Date
IT46849/80A IT1141715B (it) 1980-06-06 1980-06-06 Collante a base di resina urea-formaldeide additivato con ligninsolfonato di calcio e/o ammonio,resina urea formaldeide modificata con ligninsolfonato di calcio e/o ammonio e metodo di produzione degli stessi,per la preparazione di pannelli agglomerati di legno

Country Status (2)

Country Link
EP (1) EP0041745A1 (it)
IT (1) IT1141715B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2191207B (en) * 1986-06-06 1989-12-13 Enigma Nv Substitute for amino and phenolic resins
NZ220437A (en) * 1986-06-06 1989-06-28 Enigma Nv Aldehyde/sugar/lignosulphonate mixture as a substitute for amino and phenolic resins in bonding agents
CA2498191C (en) 2002-09-18 2012-04-10 Trustees Of The University Of Pennsylvania Method of inhibiting choroidal neovascularization
US8663639B2 (en) 2005-02-09 2014-03-04 Santen Pharmaceutical Co., Ltd. Formulations for treating ocular diseases and conditions
DK1848431T3 (en) 2005-02-09 2016-04-18 Santen Pharmaceutical Co Ltd LIQUID FORMULATIONS FOR TREATMENT OF DISEASES OR CONDITIONS
WO2007092620A2 (en) 2006-02-09 2007-08-16 Macusight, Inc. Stable formulations, and methods of their preparation and use
KR101520408B1 (ko) 2006-03-23 2015-05-14 산텐 세이야꾸 가부시키가이샤 혈관 투과성-관련 질환 또는 상태를 위한 제형 및 방법
CN103834340B (zh) * 2014-03-18 2016-10-26 高金育 一种胶合板用胶粘剂
WO2018053398A1 (en) * 2016-09-19 2018-03-22 Kemira Oyj Agglomerated hemicellulose compositions, methods of preparation thereof, and processes for enriching a desired mineral from an ore

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH477484A (de) * 1960-12-12 1969-08-31 Nordchimie S A Verfahren zur Herstellung von als Bindemittel verwendbaren Kondensationsprodukten sowie deren Verwendung
US3994850A (en) * 1976-01-05 1976-11-30 Champion International Corporation Modified urea-formaldehyde resin adhesive
FI72338C (fi) * 1978-04-24 1987-05-11 Edler & Co Faergind Ab Foerfarande foer tillverkning av limprodukter.

Also Published As

Publication number Publication date
IT8046849A0 (it) 1980-06-06
EP0041745A1 (en) 1981-12-16

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