DE4126152C1 - - Google Patents

Info

Publication number
DE4126152C1
DE4126152C1 DE4126152A DE4126152A DE4126152C1 DE 4126152 C1 DE4126152 C1 DE 4126152C1 DE 4126152 A DE4126152 A DE 4126152A DE 4126152 A DE4126152 A DE 4126152A DE 4126152 C1 DE4126152 C1 DE 4126152C1
Authority
DE
Germany
Prior art keywords
lignin
sulfonated
sulfuric acid
product
reaction
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 - Fee Related
Application number
DE4126152A
Other languages
German (de)
English (en)
Inventor
Peter Isle Of Palms S.C. Us Dilling
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.)
Westvaco Corp
Original Assignee
Westvaco Corp
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
Priority claimed from US07/298,677 external-priority patent/US5049661A/en
Application filed by Westvaco Corp filed Critical Westvaco Corp
Application granted granted Critical
Publication of DE4126152C1 publication Critical patent/DE4126152C1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compounds Of Unknown Constitution (AREA)
DE4126152A 1989-01-19 1991-08-07 Expired - Fee Related DE4126152C1 (OSRAM)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/298,677 US5049661A (en) 1989-01-19 1989-01-19 Sulfonation of lignins
US07/428,954 US5043432A (en) 1989-01-19 1989-10-30 Sulfonation of lignins

Publications (1)

Publication Number Publication Date
DE4126152C1 true DE4126152C1 (OSRAM) 1993-02-25

Family

ID=26970818

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4126152A Expired - Fee Related DE4126152C1 (OSRAM) 1989-01-19 1991-08-07
DE4126153A Expired - Fee Related DE4126153C1 (OSRAM) 1989-01-19 1991-08-07

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE4126153A Expired - Fee Related DE4126153C1 (OSRAM) 1989-01-19 1991-08-07

Country Status (2)

Country Link
US (1) US5043432A (OSRAM)
DE (2) DE4126152C1 (OSRAM)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10106078A1 (de) * 2001-02-08 2002-09-05 Hans-Joachim Zschiegner Verwendung von Ligninen, Ligninderivaten, Ligninsulfonsäuren und Ligninsulfonaten als Toxinbindemittel zum Einsatz in der Tierernährung (Futtermittelzusatzstoff), Humanernährung (Nahrungsergänzungsmittel), Phytomedizin/Pflanzenschutz und Lagerwirtschaft (Vorratsschutz)
WO2004014136A1 (ja) * 2002-08-07 2004-02-19 Nippon Soda Co., Ltd. 顆粒状農薬組成物
WO2007105802A1 (ja) * 2006-03-10 2007-09-20 Nippon Oil Corporation カーボン系固体酸、それからなる触媒およびそれを触媒として用いる反応
WO2012060767A1 (en) 2010-11-01 2012-05-10 Reac Fuel Ab Process for controlled liquefaction of a biomass feedstock by treatment in hot compressed water
WO2012137204A1 (en) * 2011-04-07 2012-10-11 Hcl Cleantech Ltd. Lignin products and methods for their production
CA2839864C (en) * 2011-06-22 2018-06-12 Metso Power Ab Method for lignin separation from black liquor comprising multiple acidification steps
EP2726671B1 (en) * 2011-06-28 2016-04-27 Valmet AB Method for lignin separation from black liquor comprising removal of sulphur compounds from formed water effluent
US9783565B2 (en) 2011-11-08 2017-10-10 Renmatix, Inc. Liquefaction of biomass at low pH
BR112014025714A8 (pt) * 2012-04-30 2018-02-06 Renmatix Inc Processo que envolve a liquefação de uma calda de biomassa por meio de tratamento em água comprimida quente (hcw)
CN110038632B (zh) * 2019-05-07 2022-07-22 华侨大学 一种磺酸功能化的木质素异相催化剂的制备及采用该催化剂合成酰胺类化合物的方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2280600A (en) * 1937-04-24 1942-04-21 Heyden Chem Fab Mass capable of swelling and thickening agents
US2323022A (en) * 1940-03-02 1943-06-29 Ferrari Demetrio Process for saccharifying cellulose
US2680113A (en) * 1949-12-22 1954-06-01 Svenska Cellulosaforeningens C Method of producing water-soluble products from black liquor lignin
US2789974A (en) * 1954-09-28 1957-04-23 Svenska Cellulosaforeningens C Process for producing tanning agents from black liquor lignin
US2985643A (en) * 1956-01-03 1961-05-23 Wooduse Inc Process for conversion of lignocellulose materials
US2976235A (en) * 1959-01-29 1961-03-21 Russell L Sperry Drilling fluids containing synthetic resinous materials
DE1812042A1 (de) * 1967-12-06 1969-07-03 Spolek Verfahren zur Stabilisierung saurer fluessiger Ligninverbindungen
US4193814A (en) * 1973-03-06 1980-03-18 Canadian Patents & Development Ltd. Binding lignocellulosic materials
US4069217A (en) * 1976-03-29 1978-01-17 American Can Company Solubilized lignosulfonate derivatives
SE446888B (sv) * 1979-08-23 1986-10-13 Alby Klorat Ab Sett att framstella lignocellulosamaterial med forbettrad styrka, avvattningsformaga och malbarhet
US4427584A (en) * 1981-08-24 1984-01-24 University Of Florida Conversion of cellulosic fibers to mono-sugars and lignin
US4740590A (en) * 1984-10-05 1988-04-26 Westvaco Corporation Method for preparing low electrolyte sodium lignosulfonates
US4739040A (en) * 1986-12-24 1988-04-19 Texaco Inc. Surfactants from lignin
US4739041A (en) * 1986-12-29 1988-04-19 Texaco Inc. Alkylated oxidized lignins as surfactants
US4728727A (en) * 1987-01-28 1988-03-01 Itt Corporation Modified lignosulfonate drilling fluid dispersants and process for the preparation thereof
US4781251A (en) * 1987-12-02 1988-11-01 Texaco Inc. Recovering hydrocarbons with water soluble alkylphenol lignin surfactants

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NICHTS ERMITTELT *

Also Published As

Publication number Publication date
US5043432A (en) 1991-08-27
DE4126153C1 (OSRAM) 1993-04-01

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Legal Events

Date Code Title Description
8100 Publication of patent without earlier publication of application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee