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CA707812A - Process for making foamable thermoplastic polymers by diffusion of a volatile fluid foaming agent into the polymer granules - Google Patents

Process for making foamable thermoplastic polymers by diffusion of a volatile fluid foaming agent into the polymer granules

Info

Publication number
CA707812A
CA707812A CA707812A CA707812DA CA707812A CA 707812 A CA707812 A CA 707812A CA 707812 A CA707812 A CA 707812A CA 707812D A CA707812D A CA 707812DA CA 707812 A CA707812 A CA 707812A
Authority
CA
Canada
Prior art keywords
diffusion
foaming agent
thermoplastic polymers
polymer granules
volatile fluid
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.)
Expired
Application number
CA707812A
Inventor
B. Ulmanis Eugene
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
Publication date
Application granted granted Critical
Publication of CA707812A publication Critical patent/CA707812A/en
Expired legal-status Critical Current

Links

CA707812A Process for making foamable thermoplastic polymers by diffusion of a volatile fluid foaming agent into the polymer granules Expired CA707812A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA707812T

Publications (1)

Publication Number Publication Date
CA707812A true CA707812A (en) 1965-04-13

Family

ID=36021498

Family Applications (1)

Application Number Title Priority Date Filing Date
CA707812A Expired CA707812A (en) Process for making foamable thermoplastic polymers by diffusion of a volatile fluid foaming agent into the polymer granules

Country Status (1)

Country Link
CA (1) CA707812A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3957936A (en) * 1971-07-22 1976-05-18 Raduner & Co., Ag High temperature process for modifying thermoplastic filamentous material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3957936A (en) * 1971-07-22 1976-05-18 Raduner & Co., Ag High temperature process for modifying thermoplastic filamentous material

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