Biologically resolvable blind slat and manufacturing method ther

Details Biologically resolvable blind slat and manufacturing method ther Biologically resolvable blind slat and manufacturing method ther

1992-03-02

1993-04-13

Theisen, Mary Lynn

Flexible or portable closure, partition, or panel

Plural strip, slat, or panel type

Strip or slat structure

264115, 264118, 264126, 524 47, E06B 300

Patent

active

052013553

ABSTRACT:
A biologically resolvable blind slat and the manufacturing method therefor, wherein PVC powders serve as a basic material and are added with stabilizer, lubricant, calcium carbonate and surface-treated starch to mix therewith, the mixture being processed by a granulating machine into granules which are further heated and pressed by a press machine into strips, the strips being then cut into blind slats in a certain pattern and at a certain length.

REFERENCES:
patent: 2620869 (1952-12-01), Friedman
patent: 4889673 (1989-12-01), Takimoto
patent: 5087650 (1992-02-01), Willett
patent: 5102598 (1992-04-01), Chen
patent: 5115000 (1992-05-01), Jane et al.

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