JPS5716031A - Treatment for softening cellulosic plastic molded article - Google Patents
Treatment for softening cellulosic plastic molded articleInfo
- 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
Links
Landscapes
- 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
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6348682U (en) * | 1986-09-18 | 1988-04-02 |
-
1980
- 1980-07-04 JP JP9142180A patent/JPS5716031A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6348682U (en) * | 1986-09-18 | 1988-04-02 |
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