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SG30390A1 - Process for pure grade acrylic acid - Google Patents

Process for pure grade acrylic acid

Info

Publication number
SG30390A1
SG30390A1 SG1995000539A SG1995000539A SG30390A1 SG 30390 A1 SG30390 A1 SG 30390A1 SG 1995000539 A SG1995000539 A SG 1995000539A SG 1995000539 A SG1995000539 A SG 1995000539A SG 30390 A1 SG30390 A1 SG 30390A1
Authority
SG
Singapore
Prior art keywords
acrylic acid
pure grade
grade acrylic
pure
acid
Prior art date
Application number
SG1995000539A
Inventor
William Bauer Jr
Robert Michael Mason
Timothy Allen Hale
Rita Karina Upmacis
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.)
Filing date
Publication date
Priority claimed from US08/251,762 external-priority patent/US5571386A/en
Application filed by Rohm & Haas filed Critical Rohm & Haas
Priority to SG1995000539A priority Critical patent/SG30390A1/en
Publication of SG30390A1 publication Critical patent/SG30390A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/50—Use of additives, e.g. for stabilisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
SG1995000539A 1994-05-31 1995-05-30 Process for pure grade acrylic acid SG30390A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SG1995000539A SG30390A1 (en) 1994-05-31 1995-05-30 Process for pure grade acrylic acid

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/251,762 US5571386A (en) 1994-05-31 1994-05-31 Process for grade acrylic acid
BR9502593A BR9502593A (en) 1994-05-31 1995-05-29 Continuous process to produce a pure type acrylic acid
SG1995000539A SG30390A1 (en) 1994-05-31 1995-05-30 Process for pure grade acrylic acid

Publications (1)

Publication Number Publication Date
SG30390A1 true SG30390A1 (en) 1996-06-01

Family

ID=46202642

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1995000539A SG30390A1 (en) 1994-05-31 1995-05-30 Process for pure grade acrylic acid

Country Status (1)

Country Link
SG (1) SG30390A1 (en)

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