摘要:
Composition containing (a) a synthetic resin and (b) a filler, the filler containing (b1) at least one inorganic substance having a specific surface area higher than or equal to 15 m2/g and (b2) at least one surface-active agent and/or one coating agent. Method for producing the composition. Use of the composition for the production of films, and films obtained starting with this composition.
摘要:
The aqueous dispersion, characterized in that it comprises1) at least one vinylidene chloride polymer (P1) and 2) at least one random, alternating or gradient copolymer (C1) comprising a) at least one monomer unit (m1) carrying at least one phosphonate group —PO(OH)(OR1) with R1 being a hydrogen atom or an alkyl radical comprising from 1 to 11 carbon atoms, and b) monomer units (m2) which represent at least 50% by weight of the copolymer (C1), derived from at least one monomer (M2) chosen from styrene, maleic anhydride, itaconic acid and the (meth)acrylic monomers corresponding to the general formula: CH2=CR2R3 in which R2 is chosen from hydrogen and the methyl radical and R3 is chosen from the —CN radical and the —CO—R4 radical in which R4 is chosen from the —OH radical, the —O—R5 radicals with R5 chosen from the linear or branched alkyl radicals comprising from 1 to 18 carbon atoms which optionally carry one or more —OH radicals, the epoxyalkyl radicals comprising from 2 to 10 carbon atoms and the alkoxyalkyl radicals comprising a total of 2 to 10 carbon atoms and finally R4 is also chosen from the NR6R7 radicals in which R6 and R7, which are identical or different, are chosen from hydrogen and the alkyl radicals comprising from 1 to 10 carbon atoms which optionally carry one or more —OH radicals.
摘要:
An aqueous dispersion containing a vinylidene chloride polymer (P1) containing vinylidene chloride in a proportion of at least 50% by weight, and at least one random, alternating or gradient copolymer (C1) having: a) at least one monomer unit (m1) carrying at least one phosphonate group —PO(OH)(OR1) with R1 being a hydrogen atom or an alkyl radical comprising from 1 to 11 carbon atoms, and b) monomer units (m2) which represent at least 50% by weight of the copolymer (C1), derived from at least one monomer (M2) chosen from styrene, maleic anhydride, itaconic acid and the (meth)acrylic monomers corresponding to the general formula CH2=CR2R3 in which R2 and R3 are described herein, copolymer (C1) not containing monomer units derived from vinylidene chloride.
摘要翻译:包含含有至少50重量%的偏二氯乙烯的偏二氯乙烯聚合物(P1)和至少一种无规交替或梯度共聚物(C1)的水分散体,其具有:a)至少一种单体单元(m1) 携带至少一个膦酸酯基-PO(OH)(OR1),其中R1是氢原子或含有1至11个碳原子的烷基,b)单体单元(m2),其代表至少50重量% 共聚物(C1),衍生自选自苯乙烯,马来酸酐,衣康酸和对应于其中R2和R3的通式CH 2 = CR 2 R 3的(甲基)丙烯酸单体)的至少一种单体(M2),其中R2和R3如本文所述,共聚物(C1 )不包含衍生自偏二氯乙烯的单体单元。
摘要:
Process of controlled free-radical polymerization in aqueous dispersion for the preparation of a block copolymer at least one block of which is a block of a halogenated polymer using molecular iodine and at least one oxidant whose solubility in water is at least 10 g/l for the synthesis of the first block of the block copolymer.
摘要:
Vinylidene chloride polymer composition characterized in that it comprises: (A) at least one vinylidene chloride polymer; (B) from 1 to 50% by weight, relative to the total weight of the composition, of at least one ε-caprolactone polymer, of which at least one is characterized by a molecular weight less than or equal to 10 000 g/mol; and (C) from 0.1 to 7% by weight, relative to the total weight of the composition, of epoxidized soybean oil. Process for preparing said composition; process for preparing articles, in particular films, which includes the use of said composition. Single-layer or multilayer film comprising said composition and packaging or bag formed from this film.
摘要:
Process for preparing a composition of a vinylidene chloride polymer and at least one ε-caprolactone polymer according to which: a) during the preparation of the vinylidene chloride polymer by polymerization of the vinylidene chloride and at least one comonomer that is copolymerizable with it, at least one ε-caprolactone polymer, preformed in a medium other than that of the vinylidene chloride polymerization, is added; and b) optionally, in addition, at least one ε-caprolactone polymer is added to the vinylidene chloride polymer isolated at the end of step a). Process for preparing articles, in particular films, which includes the use of a composition prepared by the aforementioned process. Single-layer or multilayer film comprising said composition and packaging or bag formed from this film.
摘要:
The present invention relates to a composition of at least one vinylidene chloride polymer, a process for preparing such a composition, a process for preparing articles, in particular films, which includes the use of such a composition and also the film comprising such a composition and the packaging or bag formed from this film.
摘要:
Process of controlled free-radical polymerization in aqueous dispersion for the preparation of a block copolymer at least one block of which is a block of a halogenated polymer using molecular iodine and at least one oxidant whose solubility in water is at least 10 g/l for the synthesis of the first block of the block copolymer.
摘要:
Process for preparing a composition of a vinylidene chloride polymer and at least one ε-caprolactone polymer according to which: a) during the preparation of the vinylidene chloride polymer by polymerization of the vinylidene chloride and at least one comonomer that is copolymerizable with it, at least one ε-caprolactone polymer, preformed in a medium other than that of the vinylidene chloride polymerization, is added; and b) optionally, in addition, at least one ε-caprolactone polymer is added to the vinylidene chloride polymer isolated at the end of step a). Process for preparing articles, in particular films, which includes the use of a composition prepared by the aforementioned process. Single-layer or multilayer film comprising said composition and packaging or bag formed from this film.
摘要:
Polymer composition comprising: 1) a polymer (P1) comprising at least 50% by weight of monomeric units derived from an ethylenically unsaturated monomer (M1), and 2) at least one co-oligomer (01) comprising at least: a) a component (A) comprising at least one monomeric unit identical to that derived from the monomer (Ml) on which the polymer (P1) is based, and b) a component (B) comprising at least one monomeric unit (m2), derived from an ethylenically unsaturated monomer, carrying at least one group chosen from the following groups: —CaH2a+1 with a between 6 and 30; —(CH2)b—CeF26+1 with b between 1 and 11 and c greater than or equal to 5; —(CH2)d—(Si(CH3)2—O)e—Si(CH3)3 with d between 1 and 11 and e between 1 and 1000; —COOH; —SO3H, and the phosphonate groups —PO(OH)(OR1) with RI being a hydrogen atom or an alkyl radical containing from 1 to 11 carbon atoms.