MX2977E - Procedimiento mejorado de purificacion y decoloracion de pulpa de madera - Google Patents

Procedimiento mejorado de purificacion y decoloracion de pulpa de madera

Info

Publication number: MX2977E
Authority: MX; Mexico
Prior art keywords: wood pulp; decoloration; procedure; resin; improved wood
Prior art date: 1974-11-11

Application number

MX10008775U

Other languages

English (en)

Spanish (es)

Inventor

Steven Lee Rock

Original Assignee

Rohm & Haas

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.)

1974-11-11

Filing date

1975-09-30

Publication date

1980-01-15

1975-09-30 Application filed by Rohm & Haas filed Critical Rohm & Haas

1980-01-15 Publication of MX2977E publication Critical patent/MX2977E/es

Links

229920001131 Pulp (paper) Polymers 0.000 title abstract 2
238000000034 method Methods 0.000 title abstract 2
238000000746 purification Methods 0.000 title abstract 2
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
239000011347 resin Substances 0.000 abstract 2
229920005989 resin Polymers 0.000 abstract 2
125000001931 aliphatic group Chemical group 0.000 abstract 1
239000003957 anion exchange resin Substances 0.000 abstract 1
238000002845 discoloration Methods 0.000 abstract 1
239000012458 free base Substances 0.000 abstract 1
239000012535 impurity Substances 0.000 abstract 1
235000011121 sodium hydroxide Nutrition 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/04—Processes using organic exchangers
- B01J41/07—Processes using organic exchangers in the weakly basic form
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Paper (AREA)
Treatment Of Water By Ion Exchange (AREA)
Fats And Perfumes (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)
Steroid Compounds (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)

MX10008775U 1974-11-11 1975-09-30 Procedimiento mejorado de purificacion y decoloracion de pulpa de madera MX2977E (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US52265374A	1974-11-11	1974-11-11

Publications (1)

Publication Number	Publication Date
MX2977E true MX2977E (es)	1980-01-15

Family

ID=24081755

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
MX10008775U MX2977E (es)	1974-11-11	1975-09-30	Procedimiento mejorado de purificacion y decoloracion de pulpa de madera

Country Status (9)

Country	Link
JP (1)	JPS5166160A (de)
BE (1)	BE835429A (de)
CA (1)	CA1059661A (de)
FI (1)	FI753077A7 (de)
FR (1)	FR2290399A1 (de)
MX (1)	MX2977E (de)
NO (1)	NO145466C (de)
PH (1)	PH11017A (de)
SE (1)	SE7511225L (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US24213A (en) *		1859-05-31		Wheel-jack for carriages
CA992877A (en) *	1971-09-16	1976-07-13	Rohm And Haas Company	Separation of waste dyestuffs by adsorption processes
SE372298B (de) *	1972-10-04	1974-12-16	Uddeholms Ab
SE395486B (sv) *	1974-01-25	1977-08-15	Mo Och Domsjoe Ab	Sett att minska emissionen av organisk substans vid cellulosafabriker

1975
- 1975-09-23 CA CA236,183A patent/CA1059661A/en not_active Expired
- 1975-09-30 MX MX10008775U patent/MX2977E/es unknown
- 1975-10-07 SE SE7511225A patent/SE7511225L/xx unknown
- 1975-10-15 JP JP12426175A patent/JPS5166160A/ja active Pending
- 1975-10-17 PH PH17668A patent/PH11017A/en unknown
- 1975-10-22 FR FR7532326A patent/FR2290399A1/fr active Granted
- 1975-11-04 FI FI753077A patent/FI753077A7/fi not_active Application Discontinuation
- 1975-11-06 NO NO753704A patent/NO145466C/no unknown
- 1975-11-10 BE BE161740A patent/BE835429A/xx unknown

Also Published As

Publication number	Publication date
FR2290399B1 (de)	1979-05-04
NO145466B (no)	1981-12-21
NO145466C (no)	1982-03-31
BE835429A (fr)	1976-05-10
CA1059661A (en)	1979-07-31
SE7511225L (sv)	1976-05-12
PH11017A (en)	1977-10-25
NO753704L (de)	1976-05-12
JPS5166160A (de)	1976-06-08
FR2290399A1 (fr)	1976-06-04
FI753077A7 (de)	1976-05-12

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