JPS5716031A - Treatment for softening cellulosic plastic molded article - Google Patents

Treatment for softening cellulosic plastic molded article

Info

Publication number
JPS5716031A
JPS5716031A JP9142180A JP9142180A JPS5716031A JP S5716031 A JPS5716031 A JP S5716031A JP 9142180 A JP9142180 A JP 9142180A JP 9142180 A JP9142180 A JP 9142180A JP S5716031 A JPS5716031 A JP S5716031A
Authority
JP
Japan
Prior art keywords
molded article
water
plastic molded
plastic
treatment
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
JP9142180A
Other languages
Japanese (ja)
Inventor
Masaoki Imukai
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.)
Daicel Corp
Original Assignee
Daicel Corp
Daicel Chemical Industries Ltd
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 Daicel Corp, Daicel Chemical Industries Ltd filed Critical Daicel Corp
Priority to JP9142180A priority Critical patent/JPS5716031A/en
Publication of JPS5716031A publication Critical patent/JPS5716031A/en
Pending legal-status Critical Current

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  • Treatments Of Macromolecular Shaped Articles (AREA)

Abstract

PURPOSE: To soften a cellulosic plastic molded article without loss of luster on its surface, by immersing said molded article in boiling water contg. a water-soluble inorg. salt at a specified concentration or higher.
CONSTITUTION: In softening a cellulosic plastic molded article such as celluloid, cellulose acetate plastic or cellulose acetate propionate plastic for subjecting said article to bending processing or embossing processing to obtain a final product, said molded article is immersed in boiling water contg. a water-soluble inorg. salt in a concentration of 30g/l or more for 1W30min to soften it, whereby said molded article is softened without loss of luster on its surface. Examples of said water- soluble inorg. salts include sodium chloride, potassium chloride, calcium chloride, sodium sulfate and sodium nitrate.
COPYRIGHT: (C)1982,JPO&Japio
JP9142180A 1980-07-04 1980-07-04 Treatment for softening cellulosic plastic molded article Pending JPS5716031A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9142180A JPS5716031A (en) 1980-07-04 1980-07-04 Treatment for softening cellulosic plastic molded article

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9142180A JPS5716031A (en) 1980-07-04 1980-07-04 Treatment for softening cellulosic plastic molded article

Publications (1)

Publication Number Publication Date
JPS5716031A true JPS5716031A (en) 1982-01-27

Family

ID=14025901

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9142180A Pending JPS5716031A (en) 1980-07-04 1980-07-04 Treatment for softening cellulosic plastic molded article

Country Status (1)

Country Link
JP (1) JPS5716031A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6348682U (en) * 1986-09-18 1988-04-02

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6348682U (en) * 1986-09-18 1988-04-02

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