CN1066461A - Civil fuel - Google Patents

Civil fuel Download PDF

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Publication number
CN1066461A
CN1066461A CN 92108144 CN92108144A CN1066461A CN 1066461 A CN1066461 A CN 1066461A CN 92108144 CN92108144 CN 92108144 CN 92108144 A CN92108144 A CN 92108144A CN 1066461 A CN1066461 A CN 1066461A
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CN
China
Prior art keywords
fuel
phosphoric acid
civil
spirituous solution
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.)
Pending
Application number
CN 92108144
Other languages
Chinese (zh)
Inventor
王学再
谢光全
雍永祜
康国才
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.)
SOUTHWEST INST OF CHEMICAL INDUSTRY MINISTRY OF CHEMICAL INDUSTRY
Original Assignee
SOUTHWEST INST OF CHEMICAL INDUSTRY MINISTRY OF CHEMICAL INDUSTRY
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 SOUTHWEST INST OF CHEMICAL INDUSTRY MINISTRY OF CHEMICAL INDUSTRY filed Critical SOUTHWEST INST OF CHEMICAL INDUSTRY MINISTRY OF CHEMICAL INDUSTRY
Priority to CN 92108144 priority Critical patent/CN1066461A/en
Publication of CN1066461A publication Critical patent/CN1066461A/en
Pending legal-status Critical Current

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Abstract

The present invention provides a new civil fuel similar to liquefied petroleum gas. It is composed of dimethyl ether or dimethyl ether, alcohol, water and necessary additives. Compared with the existing civil methanol fuel, the novel fuel has the characteristics of no need of external pressurization, preheating by other media or devices in advance, safe use and the like in the use process, and the calorific value is higher than that of the methanol fuel with the same water content. The fuel can be used only by slightly modifying the existing liquefied gas stove and tank. The fuel can be directly synthesized or prepared, so that the fuel can be produced in a conditioned place to meet the requirement of civil fuel.

Description

Domestic fuel
The present invention relates to a kind of production method that can be used for the monocalcium phosphate of food expander.
The existing method for preparing monocalcium phosphate generally is to adopt liquid reaction system, be about to lime carbonate with phosphoric acid furnishing pulpous state in the phosphoric acid solution of lower concentration, allow it fully react, this soup compound is added in the phosphoric acid of lower concentration, heating makes the soup compound dissolving of generation, filters then again, cooling, generate big crystallization, more repeatedly repeatedly, obtain monocalcium phosphate after the drying with washing with acetone with crystallization.The production method technology of this employing liquid reaction system is quite complicated, and the production cycle is long, and its prepared product grains is thick solid, is difficult to homodisperse and emulsification in dough, is not suitable for doing food expander.In addition, adopt liquid reaction system to be easy to form secondary calcium phosphate (CaHPO 4), influenced the purity of product, also make product be difficult to reach requirement as raising agent.
The production method that the purpose of this invention is to provide a kind of monocalcium phosphate, its prepared monocalcium phosphate is suitable for making food expander, to overcome the existing problem of prior art.
Measure of the present invention is the liquid reaction system that replaces prior art with the alcohol reaction system.Be about to phosphoric acid and lime carbonate and in spirituous solution, react, just can obtain product.Reaction formula is as follows:
Concrete grammar of the present invention is: earlier phosphoric acid is added in the spirituous solution, slowly adds lime carbonate then while stirring, reaction generates monocalcium phosphate powder precipitation, is drying to obtain product through separation.The spirituous solution of separating can use repeatedly.
Method of the present invention all can be carried out under 1~70 ℃ of temperature condition, generally carries out under normal temperature (10~30 ℃).Used spirituous solution concentration is 30%~100%(raw spirit).The consumption of spirituous solution is generally 3~8 times (by weight) of phosphoric acid consumption.The consumption of phosphoric acid and lime carbonate all gets final product by the reaction formula calculated amount.Used concentration of phosphoric acid is generally 85%, and lime carbonate is powdery.
Compared with prior art, the inventive method not only technological process is very simple, processing ease, and productive rate height, input phosphoric acid and lime carbonate almost total overall reaction generate monocalcium phosphate, product purity height, quality are good, powder is very soft and fine loose, are easy to homodisperse and emulsification in dough, very are suitable for the synthetic food raising agent.
The reaction conditions of embodiments of the invention 1~5 is as shown in table 1, and the processing step of each embodiment is with noted earlier identical.

Claims (5)

1, a kind of method with phosphoric acid and calcium carbonate reaction production monocalcium phosphate is characterized in that reaction process carries out in the spirituous solution system.
2, in accordance with the method for claim 1, it is characterized in that earlier phosphoric acid being added in the spirituous solution, slowly add lime carbonate then while stirring, isolate powder granulous biphosphate calcium deposit after the reaction, drying promptly gets product.
3, in accordance with the method for claim 2, it is characterized in that used spirituous solution concentration is 30%~100%(raw spirit).
4, according to claim 2 or 3 described methods, the consumption that it is characterized in that spirituous solution is 3~8 times (by weight) of phosphoric acid consumption.
5,, it is characterized in that range of reaction temperature is 1~70 ℃ according to claim 1 or 2 described methods.
CN 92108144 1992-05-19 1992-05-19 Civil fuel Pending CN1066461A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 92108144 CN1066461A (en) 1992-05-19 1992-05-19 Civil fuel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 92108144 CN1066461A (en) 1992-05-19 1992-05-19 Civil fuel

Publications (1)

Publication Number Publication Date
CN1066461A true CN1066461A (en) 1992-11-25

Family

ID=4943267

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 92108144 Pending CN1066461A (en) 1992-05-19 1992-05-19 Civil fuel

Country Status (1)

Country Link
CN (1) CN1066461A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1042139C (en) * 1994-01-25 1999-02-17 贵州大学 Liquid ether-ammonia fuel
CN1045789C (en) * 1994-08-12 1999-10-20 阿莫科公司 Diesel fuel composition
CN1055304C (en) * 1997-11-27 2000-08-09 陈天德 Liquid carbon-containing fuel
CN1073619C (en) * 1998-08-27 2001-10-24 李发忠 Ether-base gasoline additive
CN1077133C (en) * 1998-08-27 2002-01-02 梁六斤 Ether-base composite gasoline
WO2011085657A1 (en) * 2010-01-15 2011-07-21 北京兰凯博能源科技有限公司 Ether-based fuel

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1042139C (en) * 1994-01-25 1999-02-17 贵州大学 Liquid ether-ammonia fuel
CN1045789C (en) * 1994-08-12 1999-10-20 阿莫科公司 Diesel fuel composition
CN1055304C (en) * 1997-11-27 2000-08-09 陈天德 Liquid carbon-containing fuel
CN1073619C (en) * 1998-08-27 2001-10-24 李发忠 Ether-base gasoline additive
CN1077133C (en) * 1998-08-27 2002-01-02 梁六斤 Ether-base composite gasoline
WO2011085657A1 (en) * 2010-01-15 2011-07-21 北京兰凯博能源科技有限公司 Ether-based fuel

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