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CAS Number : 26099-09-2
Molecular Formula : C4H4O4
Molecular Weight : 116.07
Dequest P 9000 is a low molecular weight polymeride, with average molecular weight 300.
No toxicity, soluble in water, high chemical and thermal stability, decomposed temperature above 330C.
Dequest P 9000 has obvious threshold effect under high temperature (350C) and high pH (8.3) level, suitable to be used in alkaline water system or built with agents.
Dequest P 9000 has good scale inhibition against carbonate and phosphate scales under temperature 300C with effective time as long as 100 hours.
Due to its good scale inhibition and high temperature tolerance properties, HPMA is widely used in desalination plant of flash vaporization equipment, low pressure boiler, steam locomotive, crude oil evaporation, petroleum pipeline, and industrial circulating cool water systems.
In addition, HPMA has good corrosion inhibition effect when used together with zinc salt.
Dequest P 9000 can also used as additives for cement.
Due to their wide range of functional properties Dequest P 9000 products have been used in many applications in numerous industries.
Some of them are listed below:
-Acid cleaners
-Boiler cleaning
-Boiler water treatment
-Bottle washing compounds
-Cement modification
-Ceramics
-Cooling water treatment
-Cosmetics/Shampoos
-Dairy cleaners
-Desalination operations
-Electroplating
-Geothermal water treatment
-Household detergents and cleaners
-Hypochlorite bleach stabilization
-Metal cleaners
-Metal finishing
-Mining
-Oil field water treatment
-Paper recycling
-Peroxide bleach stabilization
-Pigment dispersion
-Pulp and paper bleaching
-Scale removal
-Swimming pools
-Textile applications
-Vehicle wash
Usage of Dequest P 9000:
Dequest P 9000 is usually used together with organic phosphonate at dosage of 1-15ppm for circulating cool water system, oilfield fill water, crude oil dewatering and low-pressure boilers. Dequest P 9000 has good scale inhibition and scale stripping properties.
When used together with zinc salts, Dequest P 9000 can effectively inhibit carbon steel corrosion.
Dequest P 9000 is mainly used in Cooling Water Treatment, Boilers, evaporators, RO membranes, secondary oil recovery.
Package: Normally In 220 - 250kg net Plastic Drum, IBC's can also be used as required.
Technical Data of Dequest P 9000 :
Appearance : Clear to umber transparent liquid
Solid Content % :48.0 min
Bromine Calue mg/g : 80.0 max
Average Molecular Weight : 450 min
pH (1% solution) : 2.0-3.0
Density (20℃)g/cm3 : 1.18 min
Properties of Dequest P 9000 :
Dequest P 9000 is a low molecular weight polymeride, with average molecular weight 400-800.
No toxicity, soluble in water, high chemical and thermal stability, decomposed temperature above 330ºC.
Dequest P 9000 has obvious threshold effect under high temperature (350ºC) and high pH(8.3)level, suitable to be used in alkaline water system or built with agents.
Dequest P 9000 shows good scale inhibition against carbonate and phosphate scales under temperature 300ºC with effective time as long as 100 hours.
Dequest P 9000 is widely used in desalination plant of flash vaporization equipment, low pressure boiler, steam locomotive, crude oil evaporation, petroleum pipeline, and industrial circulating cool water systems, due to its good scale inhibition and high temperature tolerance properties.
In addition, Dequest P 9000 has good corrosion inhibition effect when used together with zinc salt.
Dequest P 9000 can also used as additives for cement.
Dequest P 9000 is a dicarboxylic acid that undergoes esterification with ethanol in the presence of cation-exchange resin catalysts to form diethyl maleate.
Its crystalline structure has been analyzed.
Reaction kinetics and mechanism of the isomerization of maleic acid to fumaric acid in the presence of ceric and bromide ions has been investigated.
The reaction mechanism and reactivity ratios for the radical copolymerization of Dequest P 9000 with styrene have been determined.
Dequest P 9000 is an organic compound that is a dicarboxylic acid, a molecule with two carboxyl groups.
Its chemical formula is HO2CCH=CHCO2H.
Dequest P 9000 is the cis-isomer of butenedioic acid, whereas fumaric acid is the trans-isomer.
Dequest P 9000 is mainly used as a precursor to fumaric acid, and relative to its parent maleic anhydride, Dequest P 9000 has few applications.
Dequest P 9000 is an organic white crystalline solid compound that includes containing 2 carboxyls functional group (−COOH) molecule.
Dequest P 9000 is the cis-isomer of butenedioic acid and is less stable in nature.
Dequest P 9000 is soluble in water and is combustible too.
Dequest P 9000 is characterized by faint odour.
Dequest P 9000 is a water-soluble, organic dicarboxylic acid and the cis-isomer of butenedioic acid.
Dequest P 9000 can be converted to fumaric acid via isomerization.
Salts, esters, and anions of Dequest P 9000 can be used in biochemical reactions and pharmaceutical drugs.
Dequest P 9000 is a colorless, crystalline organic compound used to make other chemicals and for dyeing and finishing naturally occurring fibers.
Dequest P 9000 is combustible, although difficult to ignite, and is considered toxic causing extreme irritation to eyes, skin, and respiratory systems.
Other than industrial uses, Dequest P 9000 has few applications.
Dequest P 9000, also known as cis-butenedioic acid chemical formula is C4H4O4.
Its CAS Number is 26099-09-2.
Dequest P 9000 is a dicarboxylic acid organic compound, which is a molecule with two carboxyl groups.
Its chemical formula is HO2CCHCHCO2H.
The colorless crystalline compound has a faint acidulous odor and a characteristic repulsive, astringent taste.
Dequest P 9000 is primarily used as a precursor to fumaric acid, and relative to its parent maleic anhydride.
Dequest P 9000 is used in industry as an adhesion promoter for different substrates such as nylon and zinc coated metals, as a corrosion inhibitor and anti-scaling agent, and as an intermediate.
Dequest P 9000 is produced by the hydration of maleic anhydride.
Dequest P 9000 Properties
Some of the properties of Dequest P 9000 are given below:
The heat of combustion of Dequest P 9000 is -1335 kJ/mol and is higher than the fumaric acid.
Also, Dequest P 9000 and fumaric acid have different solubility properties as well.
Dequest P 9000 is more soluble in water than the trans counterpart fumaric acid.
The melting point of Dequest P 9000 is 135℃ and it is lower than fumaric acid which has a melting point of 187℃.
The properties of Dequest P 9000 are mostly based on the intramolecular Dequest P 9000 structure which is defined by intramolecular hydrogen bonding.
This is another difference between Dequest P 9000 and fumaric acid, because of structural constraints fumaric acid does not have intramolecular hydrogen bonding.
The molar mass of Dequest P 9000 is 116.072 g/mol.
Dequest P 9000 is a white solid with a density of 1.59 g/cm3.
FIRST AID of Dequest P 9000
Inhalation :
Fresh air, rest.
Refer for medical attention.
Skin :
Wear protective gloves when administering first aid.
Remove contaminated clothes.
Rinse skin with plenty of water or shower.
Eyes :
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.
Ingestion :
Rinse mouth.
Give one or two glasses of water to drink.
Refer for medical attention .
Substance identity
EC / List no.: 607-861-7
CAS no.: 26099-09-2
Hazard classification & labelling of Dequest P 9000
Danger! According to the classification provided by companies to ECHA in CLP notifications this substance causes severe skin burns and eye damage, causes serious eye damage and may be corrosive to metals.
Synonyms:
2-Butenedioic acid (2Z)-, homopolymer
(2R,3R)-2,3-dimethylbutanedioic acid
2-Butenedioic acid (2Z)-, homopolymer
2‐Butenedioic acid (2Z)‐, homopolymer
ACIDO POLIMALEICO
Hydrolyzed Polymaleic Anhydride
POLY(MALEIC ACID)
Butenedioic acid
Poly(maleic acid)
poly(maleic acid)
Polymaleic Acid
Polymaleic acid
polymaleic acid
HPMA
Hydrolyzed Polymaleic Anhydride
Hydrolyzed Polymaleic Anhydride (HPMA)
MONOPOTASSIUM PHOSPHITE
26099-09-2
2-Butenedioic acid
26099-09-2
PolymaleicacidAq
1,2-Ethenedicarboxylic
NCIOpen2_003792
NCIOpen2_004870
C4H4O4
DTXSID8048157
HMS3373M04
AKOS025243730
NCI60_002239
DB-002667
FT-0626563
FT-0628117
FT-0668590
Q27109609
Maleic acid [Wiki]
(2Z)-2-Butendisäure [German] [ACD/IUPAC Name]
(2Z)-2-Butenedioic acid [ACD/IUPAC Name]
(2Z)-But-2-enedioic acid
110-16-7 [RN]
2-Butenedioic acid, (2Z)- [ACD/Index Name]
605762 [Beilstein]
Acide (2Z)-2-butènedioïque [French] [ACD/IUPAC Name]
Acidum maleicum
but-2-enedioic acid
cis-Butenedioic acid
toxilic acid
trans-but-2-enedioic acid
(2Z)-But-2-ene-1,4-dioic acid
(2Z)-but-2-enedioate
(2Z)but-2-enedioic acid
(2Z)-Butene-2-dioate
(2Z)-Butene-2-dioic acid
(Z)-1,2-Ethenedicarboxylic Acid
(Z)-2-butenedioate
(Z)-2-Butenedioic acid
(Z)-2-Butenedioic acid homopolymer
(Z)-but-2-enedioic acid
(z)-butenedioate
(Z)-butenedioic acid
1,2-dihydropyridazine-3,6-dione
1,2-Ethylenedicarboxylic acid, (Z)
1,2-Ethylenedicarboxylic acid, cis-
1903639 [Beilstein]
203-742-5 [EINECS]
203-743-0 [EINECS]
26099-09-2 [RN]
2-Butenedioic acid [ACD/IUPAC Name]
2-Butenedioic acid (2Z)-
2-Butenedioic acid (Z)-
2-Butenedioic acid, (Z)-
4-02-00-02199 [Beilstein]
4-02-00-02202 [Beilstein]
ácido maleico
Allomaleic acid
Allomalenic acid
Boletic acid
BUTENE-1,4-DIOIC ACID
Butenedioic acid
Butenedioic acid, (Z)-
Butenedioic acid,(Z)-
cis-1,2-ethylenedicarboxylic acid
cis-2-Butenedioate
CIS-2-BUTENEDIOIC ACID
cis-But-2-enedioate
cis-but-2-enedioic acid
Cis-butenedioate
H2male
hydrogen maleate
Kyselina maleinova [Czech]
Kyselina maleinova
Lichenic acid
MAE
maleic acid reference material
Maleic acid|(2Z)-But-2-ene-1,4-dioic acid
maleic acid-cp
maleicacid
Maleinic acid
Malenic acid
Malezid CM
PMA
polymaleic acid
QV1U1VQ-C [WLN]
STR03481
ZEELCHEM 200 [Trade name]
馬來酸 [Chinese]
91XW058U2C [DBID]
MFCD00063177 [DBID]
OM9625000 [DBID]
1903639; 605762 [DBID]
63189_FLUKA [DBID]
AI3-01002 [DBID]
AI3-24236 [DBID]
AIDS008707 [DBID]
AIDS-008707 [DBID]
AIDS025527 [DBID]
AIDS-025527 [DBID]
bmse000212 [DBID]
BRN 0605762 [DBID]
BRN 0605763 [DBID]
C00122 [DBID]
C01384 [DBID]
Caswell No. 465E [DBID]
CCRIS 1039 [DBID]
CCRIS 1115 [DBID]
CHEBI:18012 [DBID]
CHEBI:18300 [DBID]
CHEBI:22958 [DBID]
D02308 [DBID]
e2 [DBID]
EPA Pesticide Chemical Code 051201 [DBID]
FC 33 [DBID]
FC 33 (acid) [DBID]
FEMA No. 2488 [DBID]
FEMA Number 2488 [DBID]
HSDB 666 [DBID]
HSDB 710 [DBID]
LS-500 [DBID]
M0375_SIAL [DBID]
NA2215 [DBID]
NCGC00090970-01 [DBID]
NCGC00091192-01 [DBID]
NSC 25940 [DBID]
NSC25940 [DBID]
NSC2752 [DBID]
NSC-2752 [DBID]
NSC517953 [DBID]
NSC517954 [DBID]
NSC7699 [DBID]
OM 9625000 [DBID]
PubChem Substance ID 24891849 [DBID]
ST5213949 [DBID]
U-1149 [DBID]
UNII-91XW058U2C [DBID]
USAF EK-P-583 [DBID]
