Method for injection molding a composite foamed body having a fo

Details Method for injection molding a composite foamed body having a fo Method for injection molding a composite foamed body having a fo

1974-11-05

1977-03-29

Anderson, Philip

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

Composite article making

264255, 264328, 264DIG83, 428 71, 428315, 428515, B29D 2700, B29F 103

Patent

active

040149668

ABSTRACT:
A method of injection molding a body of synthetic resin with a smooth surface and a porous core, which comprises the steps of injecting into a mold first outer synthetic resin forming a smooth surface of the body and thereafter synthetic-resin core material containing an expanding or foaming agent. Only part of the outer material is first injected, the remainder being injected simultaneously with the synthetic-resin core material.

REFERENCES:
patent: 3531553 (1970-09-01), Bodkins
patent: 3599290 (1971-08-01), Garner
patent: 3690797 (1972-09-01), Garner
patent: 3733156 (1973-05-01), Garner
patent: 3751534 (1973-08-01), Oxley
patent: 3793410 (1974-02-01), Garner
patent: 3801684 (1974-04-01), Schrewe et al.
patent: 3809519 (1974-05-01), Garner
patent: 3865915 (1975-02-01), Garner
patent: 3873656 (1975-03-01), Garner
patent: 3883629 (1975-05-01), Garner et al.
Garner, Def. Pub. of Serial No. 202,459, filed Nov. 26, 1971, Published in 904 O.G. 7, on Nov. 7, 1972, Def. Pub. No. T904,007.
Smith, Def. Pub. of Serial No. 348,143, filed Apr. 5, 1973, Published in 922 O.G. 10, on May 7, 1974, Def. Pub. No. T922,007.

Affiliated with

Also associated with

Rating

Method for injection molding a composite foamed body having a fo does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method for injection molding a composite foamed body having a fo, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for injection molding a composite foamed body having a fo will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-549126