CA1293076C - Compositions stabilisees de polyacetal - Google Patents

Compositions stabilisees de polyacetal

Info

Publication number: CA1293076C
Authority: CA; Canada
Prior art keywords: composition; polymer; polyacetal; component; hydroxy groups
Prior art date: 1987-04-09
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 - Lifetime

Application number

CA000534337A

Other languages

English (en)

Inventor

Ernest Richard Novak

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.)

1987-04-09

Filing date

1987-04-09

Publication date

1991-12-10

1987-04-09 Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co

1987-04-09 Priority to CA000534337A priority Critical patent/CA1293076C/fr

1991-12-10 Application granted granted Critical

1991-12-10 Publication of CA1293076C publication Critical patent/CA1293076C/fr

2008-12-10 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

239000000203 mixture Substances 0.000 title claims abstract description 103
229920006324 polyoxymethylene Polymers 0.000 title claims abstract description 76
229930182556 Polyacetal Natural products 0.000 title claims abstract description 64
229920000642 polymer Polymers 0.000 claims abstract description 61
125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 38
125000000524 functional group Chemical group 0.000 claims abstract description 14
239000002879 Lewis base Substances 0.000 claims abstract description 4
150000007527 lewis bases Chemical class 0.000 claims abstract description 4
239000003381 stabilizer Substances 0.000 claims description 41
229920001519 homopolymer Polymers 0.000 claims description 18
229920001577 copolymer Polymers 0.000 claims description 15
239000000463 material Substances 0.000 claims description 12
238000002156 mixing Methods 0.000 claims description 12
125000004432 carbon atom Chemical group C* 0.000 claims description 10
230000002378 acidificating effect Effects 0.000 claims description 8
HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 7
239000004677 Nylon Substances 0.000 claims description 7
239000003963 antioxidant agent Substances 0.000 claims description 7
150000001875 compounds Chemical class 0.000 claims description 7
229920001778 nylon Polymers 0.000 claims description 7
GNSFRPWPOGYVLO-UHFFFAOYSA-N 3-hydroxypropyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCCO GNSFRPWPOGYVLO-UHFFFAOYSA-N 0.000 claims description 5
WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 5
-1 hydroxypropyl Chemical group 0.000 claims description 5
238000000034 method Methods 0.000 claims description 5
JKNCOURZONDCGV-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical compound CN(C)CCOC(=O)C(C)=C JKNCOURZONDCGV-UHFFFAOYSA-N 0.000 claims description 4
125000004429 atom Chemical group 0.000 claims description 4
238000002844 melting Methods 0.000 claims description 4
230000008018 melting Effects 0.000 claims description 4
FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 claims description 4
239000003086 colorant Substances 0.000 claims description 3
239000000049 pigment Substances 0.000 claims description 3
150000003839 salts Chemical class 0.000 claims description 3
229920006322 acrylamide copolymer Polymers 0.000 claims description 2
230000015556 catabolic process Effects 0.000 claims description 2
238000006731 degradation reaction Methods 0.000 claims description 2
239000012744 reinforcing agent Substances 0.000 claims description 2
229920001169 thermoplastic Polymers 0.000 claims description 2
239000004416 thermosoftening plastic Substances 0.000 claims description 2
239000012745 toughening agent Substances 0.000 claims description 2
239000002253 acid Substances 0.000 claims 1
239000000945 filler Substances 0.000 claims 1
238000000465 moulding Methods 0.000 abstract description 4
238000010348 incorporation Methods 0.000 abstract description 2
WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 51
235000019256 formaldehyde Nutrition 0.000 description 18
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 9
239000000178 monomer Substances 0.000 description 9
230000006641 stabilisation Effects 0.000 description 9
238000011105 stabilization Methods 0.000 description 9
238000011109 contamination Methods 0.000 description 8
229920005989 resin Polymers 0.000 description 7
239000011347 resin Substances 0.000 description 7
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
150000001408 amides Chemical class 0.000 description 6
235000006708 antioxidants Nutrition 0.000 description 6
238000012545 processing Methods 0.000 description 6
QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 5
239000004952 Polyamide Substances 0.000 description 5
230000003078 antioxidant effect Effects 0.000 description 5
239000012535 impurity Substances 0.000 description 5
238000001746 injection moulding Methods 0.000 description 5
229920002647 polyamide Polymers 0.000 description 5
239000000243 solution Substances 0.000 description 5
230000000087 stabilizing effect Effects 0.000 description 5
VHSHLMUCYSAUQU-UHFFFAOYSA-N 2-hydroxypropyl methacrylate Chemical compound CC(O)COC(=O)C(C)=C VHSHLMUCYSAUQU-UHFFFAOYSA-N 0.000 description 4
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
150000003926 acrylamides Chemical class 0.000 description 4
125000004122 cyclic group Chemical group 0.000 description 4
230000032050 esterification Effects 0.000 description 4
238000005886 esterification reaction Methods 0.000 description 4
150000002148 esters Chemical class 0.000 description 4
238000006266 etherification reaction Methods 0.000 description 4
239000004615 ingredient Substances 0.000 description 4
WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 4
239000000047 product Substances 0.000 description 4
GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 4
239000002904 solvent Substances 0.000 description 4
238000012360 testing method Methods 0.000 description 4
JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 4
239000003999 initiator Substances 0.000 description 3
239000008188 pellet Substances 0.000 description 3
230000000704 physical effect Effects 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 2
OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 2
XMIIGOLPHOKFCH-UHFFFAOYSA-N 3-phenylpropionic acid Chemical compound OC(=O)CCC1=CC=CC=C1 XMIIGOLPHOKFCH-UHFFFAOYSA-N 0.000 description 2
229910021578 Iron(III) chloride Inorganic materials 0.000 description 2
238000009825 accumulation Methods 0.000 description 2
239000011354 acetal resin Substances 0.000 description 2
150000001252 acrylic acid derivatives Chemical class 0.000 description 2
239000003513 alkali Substances 0.000 description 2
125000002947 alkylene group Chemical group 0.000 description 2
150000001412 amines Chemical class 0.000 description 2
230000004888 barrier function Effects 0.000 description 2
238000000071 blow moulding Methods 0.000 description 2
239000001913 cellulose Substances 0.000 description 2
229920002678 cellulose Polymers 0.000 description 2
238000000748 compression moulding Methods 0.000 description 2
239000006185 dispersion Substances 0.000 description 2
238000001035 drying Methods 0.000 description 2
238000011156 evaluation Methods 0.000 description 2
238000001125 extrusion Methods 0.000 description 2
239000007789 gas Substances 0.000 description 2
238000010438 heat treatment Methods 0.000 description 2
RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 2
230000014759 maintenance of location Effects 0.000 description 2
238000005259 measurement Methods 0.000 description 2
239000000155 melt Substances 0.000 description 2
229910052757 nitrogen Inorganic materials 0.000 description 2
125000005702 oxyalkylene group Chemical group 0.000 description 2
125000005704 oxymethylene group Chemical group [H]C([H])([*:2])O[*:1] 0.000 description 2
229920005862 polyol Polymers 0.000 description 2
239000011342 resin composition Substances 0.000 description 2
238000001175 rotational moulding Methods 0.000 description 2
235000010265 sodium sulphite Nutrition 0.000 description 2
238000003856 thermoforming Methods 0.000 description 2
239000011592 zinc chloride Substances 0.000 description 2
235000005074 zinc chloride Nutrition 0.000 description 2
KGRVJHAUYBGFFP-UHFFFAOYSA-N 2,2'-Methylenebis(4-methyl-6-tert-butylphenol) Chemical compound CC(C)(C)C1=CC(C)=CC(CC=2C(=C(C=C(C)C=2)C(C)(C)C)O)=C1O KGRVJHAUYBGFFP-UHFFFAOYSA-N 0.000 description 1
BJELTSYBAHKXRW-UHFFFAOYSA-N 2,4,6-triallyloxy-1,3,5-triazine Chemical compound C=CCOC1=NC(OCC=C)=NC(OCC=C)=N1 BJELTSYBAHKXRW-UHFFFAOYSA-N 0.000 description 1
COXCGWKSEPPDAA-UHFFFAOYSA-N 2,4-dimethylpentanenitrile Chemical compound CC(C)CC(C)C#N COXCGWKSEPPDAA-UHFFFAOYSA-N 0.000 description 1
JADMAVSCPFDMLP-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate;prop-2-enamide Chemical group NC(=O)C=C.CN(C)CCOC(=O)C(C)=C JADMAVSCPFDMLP-UHFFFAOYSA-N 0.000 description 1
ZIDNXYVJSYJXPE-UHFFFAOYSA-N 2-methylbutan-2-yl 7,7-dimethyloctaneperoxoate Chemical compound CCC(C)(C)OOC(=O)CCCCCC(C)(C)C ZIDNXYVJSYJXPE-UHFFFAOYSA-N 0.000 description 1
NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
241001164374 Calyx Species 0.000 description 1
239000004641 Diallyl-phthalate Substances 0.000 description 1
101100117236 Drosophila melanogaster speck gene Proteins 0.000 description 1
BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 description 1
239000004593 Epoxy Substances 0.000 description 1
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
239000005977 Ethylene Substances 0.000 description 1
IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical group C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
239000002841 Lewis acid Substances 0.000 description 1
AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
229920002292 Nylon 6 Polymers 0.000 description 1
229920002302 Nylon 6,6 Polymers 0.000 description 1
ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
239000004721 Polyphenylene oxide Substances 0.000 description 1
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
241001415771 Torpedinidae Species 0.000 description 1
ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 1
XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical class C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
150000001242 acetic acid derivatives Chemical class 0.000 description 1
150000008043 acidic salts Chemical class 0.000 description 1
239000000654 additive Substances 0.000 description 1
230000002411 adverse Effects 0.000 description 1
150000001341 alkaline earth metal compounds Chemical class 0.000 description 1
125000005250 alkyl acrylate group Chemical group 0.000 description 1
238000000137 annealing Methods 0.000 description 1
238000005452 bending Methods 0.000 description 1
230000002902 bimodal effect Effects 0.000 description 1
QUDWYFHPNIMBFC-UHFFFAOYSA-N bis(prop-2-enyl) benzene-1,2-dicarboxylate Chemical compound C=CCOC(=O)C1=CC=CC=C1C(=O)OCC=C QUDWYFHPNIMBFC-UHFFFAOYSA-N 0.000 description 1
238000010504 bond cleavage reaction Methods 0.000 description 1
235000013877 carbamide Nutrition 0.000 description 1
125000003917 carbamoyl group Chemical group [H]N([H])C(*)=O 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
150000001732 carboxylic acid derivatives Chemical group 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
238000001246 colloidal dispersion Methods 0.000 description 1
238000013329 compounding Methods 0.000 description 1
238000004132 cross linking Methods 0.000 description 1
125000004093 cyano group Chemical group *C#N 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
230000001687 destabilization Effects 0.000 description 1
229920001971 elastomer Polymers 0.000 description 1
125000001033 ether group Chemical group 0.000 description 1
239000005038 ethylene vinyl acetate Substances 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
239000000835 fiber Substances 0.000 description 1
238000005227 gel permeation chromatography Methods 0.000 description 1
125000001475 halogen functional group Chemical group 0.000 description 1
150000002429 hydrazines Chemical class 0.000 description 1
150000002430 hydrocarbons Chemical group 0.000 description 1
230000007062 hydrolysis Effects 0.000 description 1
238000006460 hydrolysis reaction Methods 0.000 description 1
125000002768 hydroxyalkyl group Chemical group 0.000 description 1
239000003112 inhibitor Substances 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
150000003951 lactams Chemical group 0.000 description 1
238000010030 laminating Methods 0.000 description 1
150000007517 lewis acids Chemical class 0.000 description 1
239000007788 liquid Substances 0.000 description 1
230000007774 longterm Effects 0.000 description 1
238000002074 melt spinning Methods 0.000 description 1
150000002734 metacrylic acid derivatives Chemical class 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
238000013508 migration Methods 0.000 description 1
230000005012 migration Effects 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
239000003607 modifier Substances 0.000 description 1
QYZFTMMPKCOTAN-UHFFFAOYSA-N n-[2-(2-hydroxyethylamino)ethyl]-2-[[1-[2-(2-hydroxyethylamino)ethylamino]-2-methyl-1-oxopropan-2-yl]diazenyl]-2-methylpropanamide Chemical compound OCCNCCNC(=O)C(C)(C)N=NC(C)(C)C(=O)NCCNCCO QYZFTMMPKCOTAN-UHFFFAOYSA-N 0.000 description 1
239000003921 oil Substances 0.000 description 1
150000007524 organic acids Chemical class 0.000 description 1
235000005985 organic acids Nutrition 0.000 description 1
150000002924 oxiranes Chemical class 0.000 description 1
238000010422 painting Methods 0.000 description 1
239000002245 particle Substances 0.000 description 1
UCUUFSAXZMGPGH-UHFFFAOYSA-N penta-1,4-dien-3-one Chemical class C=CC(=O)C=C UCUUFSAXZMGPGH-UHFFFAOYSA-N 0.000 description 1
AQSJGOWTSHOLKH-UHFFFAOYSA-N phosphite(3-) Chemical class [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 description 1
239000004014 plasticizer Substances 0.000 description 1
238000007747 plating Methods 0.000 description 1
229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
229920002401 polyacrylamide Polymers 0.000 description 1
229920000728 polyester Polymers 0.000 description 1
229920000570 polyether Polymers 0.000 description 1
238000006116 polymerization reaction Methods 0.000 description 1
230000000379 polymerizing effect Effects 0.000 description 1
150000003077 polyols Chemical class 0.000 description 1
229920002635 polyurethane Polymers 0.000 description 1
239000004814 polyurethane Substances 0.000 description 1
229920002451 polyvinyl alcohol Polymers 0.000 description 1
229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
239000001267 polyvinylpyrrolidone Substances 0.000 description 1
235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
239000011148 porous material Substances 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
150000003254 radicals Chemical class 0.000 description 1
230000009467 reduction Effects 0.000 description 1
239000012763 reinforcing filler Substances 0.000 description 1
230000003763 resistance to breakage Effects 0.000 description 1
230000007017 scission Effects 0.000 description 1
229910052710 silicon Inorganic materials 0.000 description 1
239000010703 silicon Substances 0.000 description 1
239000000344 soap Substances 0.000 description 1
239000001632 sodium acetate Substances 0.000 description 1
235000017281 sodium acetate Nutrition 0.000 description 1
238000009987 spinning Methods 0.000 description 1
230000003068 static effect Effects 0.000 description 1
239000000126 substance Substances 0.000 description 1
229920001897 terpolymer Polymers 0.000 description 1
238000010998 test method Methods 0.000 description 1
239000012815 thermoplastic material Substances 0.000 description 1
230000001131 transforming effect Effects 0.000 description 1
150000003672 ureas Chemical class 0.000 description 1
150000003673 urethanes Chemical class 0.000 description 1
229920002554 vinyl polymer Polymers 0.000 description 1
238000005406 washing Methods 0.000 description 1

Landscapes

Compositions Of Macromolecular Compounds (AREA)

CA000534337A 1987-04-09 1987-04-09 Compositions stabilisees de polyacetal Expired - Lifetime CA1293076C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000534337A CA1293076C (fr)	1987-04-09	1987-04-09	Compositions stabilisees de polyacetal

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA000534337A CA1293076C (fr)	1987-04-09	1987-04-09	Compositions stabilisees de polyacetal

Publications (1)

Publication Number	Publication Date
CA1293076C true CA1293076C (fr)	1991-12-10

Family

ID=4135404

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000534337A Expired - Lifetime CA1293076C (fr)	1987-04-09	1987-04-09	Compositions stabilisees de polyacetal

Country Status (1)

Country	Link
CA (1)	CA1293076C (fr)

1987
- 1987-04-09 CA CA000534337A patent/CA1293076C/fr not_active Expired - Lifetime

Legal Events

Date	Code	Title	Description
2002-12-10	MKLA	Lapsed

Publication	Publication Date	Title
US4814397A (en)	1989-03-21	Stabilized polyacetal compositions
US4766168A (en)	1988-08-23	Stabilized polyacetal compositions
JP3238702B2 (ja)	2001-12-17	潤滑剤入りポリアセタール組成物
US5011890A (en)	1991-04-30	Polyacetal resins containing non-meltable polymer stabilizers
EP2328973B1 (fr)	2017-02-22	Compositions de polyoxyméthylène et articles fabriqués à partir de celles-ci
EP0388809B1 (fr)	1996-04-24	Résine de polyacétals contenant des stabilisants polymères ou cellulosiques non fusibles
KR20070097045A (ko)	2007-10-02	고밀도 폴리옥시메틸렌 조성물
US5519075A (en)	1996-05-21	Polyoxymethylene resin composition
JP3130121B2 (ja)	2001-01-31	安定化されたポリアセタール組成物
US20050288438A1 (en)	2005-12-29	Stabilized polyoxymethylene compositions with low melt viscosity
CA1293076C (fr)	1991-12-10	Compositions stabilisees de polyacetal
US8445089B1 (en)	2013-05-21	Polyoxymethylene modified with imidized acrylic resins
CA2107517A1 (fr)	1994-04-04	Compositions de moulage a base de polyacetal offrant une grande resistance aux chocs, procede de fabrication et utilisations connexes
WO1992020745A2 (fr)	1992-11-26	Composition de resine de polyacetal
EP0477286B1 (fr)	1996-08-21	Compositions de polyacetal stabilisees
US20130137811A1 (en)	2013-05-30	Modifying Polyoxymethylene Imidized Acrylic Resins
JPH02283750A (ja)	1990-11-21	ポリオキシメチレン塑造成形材料
WO2013081785A1 (fr)	2013-06-06	Modification du polyoxyméthylène avec des résines acryliques imidisées
EP0244218A2 (fr)	1987-11-04	Compositions de polyacétals ayant une stabilité à l'hydrolyse améliorée
JPH0280416A (ja)	1990-03-20	オキシメチレン重合体組成物
CA2019110C (fr)	2001-05-29	Compositions de polyacetal contenant un agent stabilisant polymerique non fusible, ameliore avec une petite quantite d'au moins un costabilisant fusible et d'au moins un antioxydant primaire
JPH059361A (ja)	1993-01-19	加工性の改良されたａｂｓ樹脂組成物
HK1107111A (en)	2008-03-28	Stabilized polyoxymethylene compositions with low melt viscosity
HK1114403A (en)	2008-10-31	High density polyoxymethylene compositions