CA1338727C - Additif pour le traitement des polymeres - Google Patents

Additif pour le traitement des polymeres

Info

Publication number
CA1338727C
CA1338727C CA000605076A CA605076A CA1338727C CA 1338727 C CA1338727 C CA 1338727C CA 000605076 A CA000605076 A CA 000605076A CA 605076 A CA605076 A CA 605076A CA 1338727 C CA1338727 C CA 1338727C
Authority
CA
Canada
Prior art keywords
composition
copolymer
component
polymer
melt
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 - Fee Related
Application number
CA000605076A
Other languages
English (en)
Inventor
George Richard Chapman Jr.
Donnan Edwin Priester
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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
Priority claimed from US07/216,421 external-priority patent/US4904735A/en
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority claimed from US07/572,921 external-priority patent/US5013792A/en
Application granted granted Critical
Publication of CA1338727C publication Critical patent/CA1338727C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Compositions Of Macromolecular Compounds (AREA)
CA000605076A 1988-07-08 1989-07-07 Additif pour le traitement des polymeres Expired - Fee Related CA1338727C (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US216,421 1988-07-08
US07/216,421 US4904735A (en) 1988-07-08 1988-07-08 Processing aid for polymers
US46009390A 1990-01-04 1990-01-04
US460,093 1990-01-04
US07/572,921 US5013792A (en) 1990-01-04 1990-08-29 Processing aid for polymers
US572,921 1990-08-29

Publications (1)

Publication Number Publication Date
CA1338727C true CA1338727C (fr) 1996-11-19

Family

ID=27396279

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000605076A Expired - Fee Related CA1338727C (fr) 1988-07-08 1989-07-07 Additif pour le traitement des polymeres

Country Status (1)

Country Link
CA (1) CA1338727C (fr)

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Legal Events

Date Code Title Description
MKLA Lapsed